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Field Notes / Tech History Kingsport, TN / Tri-Cities

Tech History

Kingsport Has Done This Before

The river town the railroads passed by came back in 1917 as a planned city and spent the next century learning every new machine that came through. A 38-stop timeline, from flatboats to the AI that answers the water department's phone.

Kingsport Has Done This Before

Most of what gets said about AI around here treats it like weather. Something rolling in from somewhere else, aimed at somebody's job, and the most you can do is bring the porch furniture in.

I spent this fall writing the history of how the Tri-Cities got online, one layer at a time. The oldest domain names, the bulletin boards under them, and the dial-up companies that sold the internet by the hour. The first piece said the region built a chemical company, a railroad town, and an ammunition plant before it built a website. This is those older layers.

It's also the long version of a piece I wrote in July for the Tri-Cities AI Lab blog. This one has a timeline nearly four times the size, starting half a century earlier, and more of the parts that didn't go well. Those parts belong in it.

The town that got skipped

Before there was a city here, there was a river and an island. The Long Island of the Holston was Cherokee ground for a very long time before anybody wrote a deed for it, and in 1775 it was the jumping-off point for the Wilderness Road west through Cumberland Gap. The first advantage this place had was geography. The Holston was navigable from here downstream, which made the north bank a natural place to build boats.

In 1802, William King of Saltville set up a freight business at what everybody called the Boat Yard. Salt came over the mountain by wagon from his works in Virginia and went downriver by flatboat, some of it as far as Natchez. In March 1816 alone, the yard shipped 403,050 pounds of salt and 28,267 pounds of iron. When the settlements of Christianville and Rossville incorporated together on August 21, 1822, they took the name Kingsport. Which King they had in mind is still argued, and I'll come back to that.

Then the railroads came through East Tennessee and went somewhere else. The Virginia and Tennessee ran its first train into Bristol on October 1, 1856. The East Tennessee and Virginia connected Knoxville to Bristol by 1858, through a water stop that became Johnson's Depot and later Johnson City. A river port is only as good as what the river can beat, and a flatboat could not beat a train. The Civil War finished the job. After a small battle here in December 1864 and the collapse that followed, the town more or less stopped working as a town. Nearly every local history says Kingsport lost its charter, including the city's own centennial history and its historic zoning guidelines, and the centennial history calls the four decades after that a period of economic struggle. What none of them do is point to the act that took the charter away. I'll come back to that too.

So for roughly forty years, Kingsport wasn't a struggling town so much as a former one. Vince Staten has pointed out that by the time the second charter came along in 1917, the few people still living in old Kingsport had apparently forgotten, or never known, that there was a first one. The city that exists today wasn't restored in 1917. It was incorporated from scratch, under a new act, as if the first one had never happened.

That's the before picture, and it's the last sad paragraph for a while. When I say Kingsport has done this before, I don't mean it as a figure of speech. This place ran the experiment of letting a new technology pass it by exactly once. Nearly everything the region is known for came out of the decision not to let it happen twice.

1775 to 2026 · 38 stops

The whole line

From the island to the AI that answers the water department's phone. Tap any stop to open it. The colored dots sort the stops into five threads, and the red one is there on purpose.

  • Moving things
  • Making things
  • Signals and computers
  • Civic decisions
  • What it cost

1775 to 1855The river

  1. 1775Long Island of the HolstonCherokee ground, and the doorway west.

    The island in the South Fork of the Holston was a long-held possession of the Cherokee. In 1775 it was the starting point for the Wilderness Road through Cumberland Gap. It is a National Historic Landmark today.

    The first thing this place had going for it was the river. Everything after is about what happened when that stopped being enough.

    Sources National Park Service · Netherland Inn

  2. 1802King's Boat YardSalt by wagon from Saltville, then by flatboat downriver.

    William King of Saltville organized a freight operation at the Boat Yard, the head of navigation, and shipped salt as far as Natchez. In March 1816 the yard moved 403,050 pounds of salt and 28,267 pounds of iron. The yard included a wharf, warehouses, stables, and the boarding house that became the Netherland Inn.

    Sources Kingsport Centennial Commission · Gary T. Clark, Discover Kingsport

  3. 1822A town, legallyChristianville and Rossville incorporate as Kingsport.

    The Tennessee General Assembly made it official on August 21, 1822. For a while, it was a busy river port.

    Sources Kingsport Centennial Commission · Vince Staten

1856 to 1905Passed by

  1. 1856The railroad goes somewhere elseTrains reach Bristol, then Johnson's Depot. Not Kingsport.

    The Virginia and Tennessee's first passenger train reached Bristol on October 1, 1856. The East Tennessee and Virginia linked Knoxville to Bristol by 1858, by way of a water stop that became Johnson's Depot. Johnson City exists because of a depot. Kingsport, the river town, was on neither line.

    Sources Archives of Appalachia, ETSU · Tennessee Encyclopedia

  2. 1864The war, and the charter that went quietFour decades of barely being a town.

    A minor battle was fought here on December 13, 1864. The centennial commission says the war and the collapse after it cost Kingsport its charter and brought four decades of economic struggle. Whether the charter was formally taken away or just went unused is still an open question.

    Kingsport has already died and come back once.

    Sources Britannica · Kingsport Centennial Commission · Vince Staten

1909 to 1928Built on purpose

  1. 1909The ClinchfieldGeorge L. Carter's railroad puts Kingsport back on the map.

    The Carolina, Clinchfield and Ohio cut 55 tunnels through some of the hardest terrain on the continent and, measured in constant dollars, is often called the most expensive railroad ever built in America. Its backers needed traffic, so they went looking for industries that needed coal, timber, water, and a way to ship finished goods out.

    Sources Clinchfield.org · Tennessee Encyclopedia

  2. 1910Cement for the tunnelsThe first big customer was the railroad itself.

    Clinchfield Portland Cement opened in 1910 with Blair and Company backing, and the railroad bought its cement to line those tunnels. A brick plant followed in 1911, fired with coal the railroad hauled. The cement plant, later Penn-Dixie, ran until 1980.

    Sources Ken March, "Tales of the Century," AIChE, 2017

  3. 1915A chemical plant built for a warFederal Dyestuff replaces German dyes, then the war ends.

    World War I cut off German dyes. Federal Dyestuff and Chemical incorporated in October 1915 and had 29 buildings standing in Kingsport by the end of 1916. It was sold in 1918, became Union Dye and Chemical, and went bankrupt in 1921. Remember it when you get to Eastman.

    Sources Kingsport Public Library, Baptista Collection

  4. 1916Water before a charterA dam on Bays Mountain, three months ahead of the city.

    Kingsport Waterworks dammed Dolan Gap, and water began flowing down the mountain in November 1916, three months before the city was incorporated. The reservoir served Kingsport until 1944.

    Sources Bays Mountain History · City of Kingsport

  5. 1917The Model CityA second charter, a professional plan, a city manager.

    John Nolen's firm laid out industry along the river and rails, commerce up Broad Street, and churches and homes on higher ground, all anchored on Church Circle. Kingsport appears to have been the first Tennessee city run under a city manager.

    Jeff Fleming traces the nickname to the National Civic League's 1915 Model City Charter, which Kingsport adopted. The Model City was a governance decision before it was ever a postcard.

    Sources Tennessee Encyclopedia · Jeff Fleming, Kingsport Spirit

  6. 1920Tennessee EastmanGeorge Eastman buys half a factory to make his own methanol.

    Incorporated July 17, 1920, with 35 acres, an unfinished government wood-distillation plant, and $3.5 million in capital. First-year sales came to $35,000. The plant lost money for years and pressed its waste charcoal dust into briquettes to get by.

    Sources Eastman · International Directory of Company Histories

  7. 1923The interlocking cityPaper, cloth, presses, and rails, all within walking distance.

    Kingsport Press took its first order in January 1923, 50,000 New Testaments, and by the 1950s was the largest complete book manufacturer in the world. A decade after the charter, ten manufacturers employed 3,383 people, and the town kept growing through the Depression.

    Sources Tennessee Encyclopedia · Kingsport Public Library

1929 to 1945Chemistry, radio, and war

  1. 1929The region's first radio stationWOPI signs on in Bristol with a Kingsport band.

    WOPI went on the air June 15, 1929, the first station between Knoxville and Roanoke. The first broadcast, at 6:30 that evening, featured the Kingsport Concert Band.

    Sources WOPI station history

  2. 1931Acetate yarn and TeniteThe methanol plant becomes a fiber and plastics plant.

    Large-scale acetate yarn production started in 1931, 287,000 pounds that first year. In 1932 came Tenite plastic, used for radio parts, telephones, toys, and steering wheels. 1932 was also the first year Tennessee Eastman sold more to outside customers than to Kodak.

    Sources International Directory of Company Histories · Tennessee Encyclopedia

  3. 1937Three cities, one airportBristol, Johnson City, Kingsport, and Sullivan County split the bill.

    Johnson City's airfield and Kingsport's airstrip were both too small to grow, so the cities built one between them. McKellar Field was dedicated November 5, 1937, the largest WPA airport project in the state at the time, at $800,000. It's Tri-Cities Airport now.

    Sources Living New Deal · Tri-Cities Airport

  4. 1940"The Nation's Model Station"WKPT gives Kingsport its own radio voice.

    WKPT began broadcasting in 1940 under a slogan nobody had to explain locally. In the 1940s it and WOPI linked up for area-wide programs as the Sister City Network, Bristol the Twin City and Kingsport the Model City.

    Sources Kingsport Centennial Commission · WOPI station history

  5. 1942Holston Ordnance WorksA photo chemicals company is asked to mass-produce RDX.

    Tennessee Eastman's chemists worked out continuous production of the explosive RDX, and Kingsport built what became the largest explosives plant in the world. The workforce went from about 200 to about 6,800 in two years, and nearly half were women, some qualifying through crash chemistry courses at the teachers college that became ETSU. It still operates as the Holston Army Ammunition Plant.

    Sources Colin F. Baxter, The Secret History of RDX · Appalachian Places

  6. 1943Y-12The Manhattan Project borrows Kingsport's chemists.

    On the strength of Holston, General Leslie Groves arranged for Tennessee Eastman to run the Y-12 plant at Oak Ridge, which it did from January 1943 to May 1947. Y-12 produced the uranium-235 used in the bomb dropped on Hiroshima.

    Sources Tennessee Encyclopedia

1952 to 1992The long middle

  1. 1952Cigarette filtersAcetate tow carries Eastman for half a century.

    In the early 1950s Tennessee Eastman developed cellulose acetate filter tow for cigarette filters. It replaced acetate yarn as the mainstay product and drove sales for the next fifty years.

    Sources International Directory of Company Histories

  2. 1960The aniline plantThe worst accident in the company's history.

    At about 4:45 in the afternoon on October 4, 1960, the aniline division exploded. The city archives count fifteen dead and about 200 injured. An Eastman engineer's 2004 reinvestigation put the toll at sixteen. The company instituted new safety review programs afterward.

    Sources Archives of the City of Kingsport · Peter Lodal, Process Safety Progress, 2004

  3. 1963The strikeKingsport Press, March 1963 into 1967.

    One of the longest strikes in the country, starting March 11, 1963 and running into the spring of 1967. It split neighbors, and some of that never healed.

    Sources Kingsport Centennial Commission

  4. 1966A school for the next machineTwo buildings, six programs, 35 students.

    What's now Northeast State opened its first classes in the spring of 1966. The six programs were auto mechanics, drafting and tool design, electrical technology, machine shop, office occupations, and welding.

    Sources Northeast State

  5. 1971From reservoir to planetariumThe old water supply becomes Bays Mountain Park.

    The city stopped drawing water from Bays Mountain in 1944. The land was kept, and the park's nature center opened May 24, 1971. The planetarium followed on July 17. The 1916 dam is still holding.

    Sources Bays Mountain History

  6. 1983Chemicals from coalWhen oil got scary, Eastman changed the inputs.

    After the oil shocks of the 1970s, Eastman opened the first commercial plant in America to make industrial chemicals from coal, converting Appalachian coal into synthesis gas to cut petroleum out of the recipe.

    Sources Eastman · Eastman SEC filing

  7. 1983A computer answers the phoneThe oldest Tri-Cities bulletin board I can find.

    The same year, Hal Dougherty of Kingsport wired four floppy drives to an Atari 800, plugged in a 1200 baud modem, and started E.T.A.C.E. It ran eleven years. The date is his recollection, not a record.

    More in Before the Web

  8. 1989The internet shows up before anyone sells itUsenet and email on a Unix machine in Kingsport.

    A Unix system at Med-Systems in Kingsport was trading Usenet news and mail by 1989 and was open to the public by January 1990, years before the first local dial-up provider.

    More in Before the Web and the dial-up piece

1993 to 2008The digital layer

  1. 1993zfx.comThe oldest surviving domain in the region is a Kingsport graphics shop's.

    ZFx registered zfx.com on February 12, 1993. Eastman's emn.com followed on July 29, 1993. The same ZFx later built the first content management system the Times News website ran on.

    More in Who Was Online First in the Tri-Cities

  2. 1994Eastman stands aloneKodak spins off its chemical business. The headquarters stays here.

    Eastman Chemical became an independent company and on day one was already the tenth largest chemical company in the United States. The parent famously struggled with its own technology shift. The Kingsport offspring kept shifting.

    Sources Eastman · Eastman SEC filing

  3. 1994Dial-up comes to townPreferred Internet on four modems, TriCon right behind or alongside.

    Preferred Internet dated its start to November 18, 1994, running out of a Kingsport basement on four phone lines. Dave Sieg's TriCon dates itself to November 1994 or January 1995, depending on which of his records you read. Who was first is still not settled, on purpose.

    More in Is a Modem a Telephone Switch?

  4. 1996Is a modem a telephone switch?A Kingsport ISP takes the phone company to the state, and wins.

    TriCon's fight over line charges ended with an August 28, 1996 ruling from the new Tennessee Regulatory Authority that the phone company's tariff, as applied to TriCon, was unreasonable. The hearing was held in the Kingsport Public Library.

    More in the dial-up piece

  5. 2006The Press closesThe internet and a global printing industry don't ask permission.

    Kingsport Press merged into Arcata National in 1969 and passed through larger and larger owners. In April 2006 Quebecor World announced it was closing the plant.

    Sources Kingsport Public Library

2013 to 2026The current line

  1. 2013The airThe area around Eastman fails a federal air standard.

    The EPA designated the area around Eastman's Kingsport plant as not meeting the 2010 one-hour sulfur dioxide standard, effective October 4, 2013. It missed the 2018 deadline. Coal-to-gas boiler conversions and other controls followed, and on October 29, 2026, the EPA proposed redesignating the area as meeting the standard. Public comments are open through November 30.

    Sources Federal Register, 2018 · 2022 · 2026

  2. 2015A carousel on the Press lotHand-carved by more than 300 volunteers.

    The Press property was donated to the city and redeveloped, and it now holds the farmers market, a grocery, offices, and the Kingsport Carousel, which opened in July 2015. Its animals were carved and painted by local volunteers, many of whom had never carved anything before.

    Sources Engage Kingsport · City of Kingsport

  3. 2017GigKingsportFiber to the business district.

    In May 2017 the city announced GigKingsport, a partnership with Spectrum Enterprise to bring fiber service of up to 10 gigabits to local businesses.

    Sources City of Kingsport

  4. 2021AI for a heat transfer fluidAbout the least dramatic use of artificial intelligence possible.

    In May 2021 Eastman launched Fluid Genius, an AI tool that reads lab samples of industrial heat transfer fluid and predicts when a system needs maintenance before something breaks.

    Sources Eastman via PR Newswire

  5. 2024MethanolysisThe methanol company runs its chemistry in reverse.

    Eastman started up a molecular recycling plant in Kingsport in March 2024, built to break down 110,000 metric tons of waste plastic a year. In October 2026 the Department of Energy reinstated a $375 million award that now covers expanding the Kingsport plant's output by about 30 percent.

    Sources Eastman · Hydrocarbon Processing

  6. 2026GraceThe city's AI phone agent for water bills.

    Kingsport put an AI call agent named Grace on its utility billing line this spring, starting as a pilot. By the vendor's July case study she had handled 18,100 customer interactions and was taking about half to 60 percent of calls, alongside a customer service staff of about a dozen people.

    Sources City of Kingsport · Hansen case study · Energy Central

  7. 2026 You are hereThe crash course, againAI training for students and the people who teach them.

    The Niswonger Foundation, UT Knoxville, Kingsport City Schools, Sullivan County Schools, and Ballad Health won a Future Forward grant from SCORE, the statewide education group, to build an AI and data science credential for high school students. In September, ETSU and Kingsport City Schools won a separate award to train assistant principals, coaches, and teacher leaders in AI.

    Sources SCORE · ETSU

Thirty-eight stops is still not everything. If something belongs on this line and isn't here, tell me.

The railroad that restarted a city

George L. Carter wasn't trying to found the Model City. He was trying to move coal. His Carolina, Clinchfield and Ohio, completed through here in 1909, went through 55 tunnels and some of the meanest terrain in the East, and in constant dollars it is often called the most expensive railroad ever built in America.

Railroads need freight, so the backers went looking for it. The Tennessee Encyclopedia lists "the desire to create traffic for the railroad" among the founding reasons for the whole town. The first big plant, Clinchfield Portland Cement, opened in 1910, and its early customer was the railroad, which needed cement to line its tunnels. A brick plant came in 1911 and burned coal the railroad delivered.

Nobody wrote a mission statement about embracing emerging technology. They laid track and then made phone calls. The pitch that rebuilt Kingsport was written around a rail line, and the first customers were the rail line.

Built on purpose

When Carter's money ran short, he sold out around 1914 to John B. Dennis and Blair and Company of New York. Dennis organized the Kingsport Improvement Corporation the next year and brought in J. Fred Johnson, Carter's brother-in-law, to sell the town. They hired experts for everything. John Nolen's firm for the plan, well-known architects for the buildings, Columbia University for the schools, the state health board for sanitation. According to Margaret Ripley Wolfe, who wrote the book on this, they took the advice and never once handed over the decisions.

Nolen's plan zoned it deliberately. Industry along the river and rails, commerce up Broad Street, churches and homes on the higher ground, anchored on Church Circle, with some of the earliest traffic circles in the country. Kingsport drivers have been mad about roundabouts longer than almost anybody in America.

The part I like best happened before the charter. Kingsport Waterworks dammed a gap on Bays Mountain, and water started flowing down to town in November 1916. The city was incorporated in early 1917. Kingsport had running water three months before the new city legally existed, which is the right order to do things in and almost nobody does it that way.

The second charter came in 1917, and Kingsport appears to have been the first city in Tennessee run under a city manager. Jeff Fleming, who spent 35 years working for the city and rose from planning intern to city manager, traced the "Model City" name to the National Civic League's 1915 Model City Charter, a blueprint for professional, nonpartisan government that Kingsport adopted. The nickname was about how the town would be run, not how pretty the streets were. Wolfe calls the result the first economically diversified, professionally planned, and privately financed city in twentieth-century America. Not a company town. Not an accident.

The honest part belongs right here, not in a footnote. The same plan that gave us Church Circle confined the city's Black residents to small, crowded lots near the industrial zones, and the green spaces in Nolen's drawings mostly stayed in the drawings. A plan carries the assumptions of the people who draw it. The founders built something remarkable. They did not build it for everyone equally, and both of those things are true.

Two chemical companies, one war

Kingsport got a chemical industry twice, from the same war, for almost the same reason.

The first time was 1915. World War I had cut off the German dyes American mills depended on, and Federal Dyestuff and Chemical set up in Kingsport to replace them. It incorporated that October and had 29 buildings standing by the end of 1916. Then the war ended. The plant was sold in 1918, became Union Dye and Chemical, and went bankrupt in 1921. It was built for one moment and went when the moment did.

The second time, the war had cut Kodak off from the German chemicals it needed for film, and George Eastman decided he would not depend on a supply chain he couldn't control again. Meanwhile the federal government had built half a wood-distillation plant in Kingsport for wartime methanol, and when the war ended, Washington did what Washington does with half a factory. It walked away. J. Fred Johnson got Kodak's scouts down here in early 1920. Eastman visited that summer, bought the 35 acres and the unfinished buildings, and incorporated Tennessee Eastman on July 17, 1920, with $3.5 million in capital.

Tennessee Eastman's start Capital, July 1920 $3,500,000 First-year sales $35,000 Sales were one percent of the money put in.
Bars drawn to scale. Sources Eastman and the International Directory of Company Histories.

Every small business owner reading this just felt seen.

The plant lost money for years and got by partly by pressing its waste charcoal dust into briquettes. The company that came to define the region spent part of its first decade as, among other things, a grill fuel operation. And the technology Eastman came here for, distilling chemicals out of hardwood, was priced out within about a decade by cheaper synthetic methanol.

Here is the difference between the two companies. Federal Dyestuff was built to do one thing. Tennessee Eastman treated its founding technology as a starting point. In 1930 it began making cellulose acetate for Kodak's safety film, and in 1931 Kingsport started making acetate yarn at scale, 287,000 pounds that first year. In 1932 came Tenite, an early plastic used for radio knobs, telephones, toys, and steering wheels, and 1932 was the first year the company sold more to outside customers than to Kodak. The founding technology died almost immediately. The company lived.

The interlocking city

Pick up a book made at Kingsport Press in the 1920s and you were holding most of the town. The paper came from the pulp mill across the street that became Mead. The cover cloth came from Holliston Mills next door, woven from fabric made at Borden Mills. The printing and binding happened on Press machines, and the finished books left on the Clinchfield. The founders called it interlocking industry and built it on purpose.

Anatomy of a Kingsport book, 1920s Blair and Company financed the railroad, the town, and the Press Kingsport Pulp paper (later Mead) Borden Mills fabric Holliston Mills book cloth Kingsport Press printing and binding Clinchfield Railroad out to the rest of the country
A supply chain you could walk on your lunch break. Sources Tennessee Encyclopedia and the Kingsport Public Library.

A hundred years later, consultants charge good money to explain "business ecosystems." Kingsport's founders just called it the plan.

The Press's first order, in January 1923, was 50,000 copies of the New Testament, and by the 1950s it was the largest complete book manufacturer in the world. A decade after the charter, ten manufacturers here employed 3,383 people. When the Depression hollowed out towns all over Appalachia, the Tennessee Encyclopedia notes that Kingsport was an anomaly, an industrial city that kept growing. Connected businesses survive what isolated ones can't. That was true in 1930 and it hasn't stopped being true.

The quieter machines

Not every new technology arrived with a smokestack.

The region's first radio station, WOPI, signed on in Bristol on June 15, 1929, the first between Knoxville and Roanoke. According to the station's own history, the first broadcast that evening featured the Kingsport Concert Band. A Kingsport band, on a Bristol station, reaching anybody with a set. That's the Tri-Cities in one sentence.

Eight years later the three cities did something that still sounds a little unusual around here. They built one thing together. Johnson City's airfield and Kingsport's airstrip were both too small to grow, so the cities and Sullivan County pooled their money and the WPA's, and McKellar Field was dedicated on November 5, 1937, between all three. It was the largest WPA airport project in the state at the time. You know it as Tri-Cities Airport.

Kingsport got its own radio voice in 1940. WKPT signed on and called itself "The Nation's Model Station," and in the 1940s it linked with WOPI for area-wide programs as the Sister City Network. Sixty years later, WKPT's owner put on what it says was Tennessee's first digital television station. The Model City has always been willing to put the nickname on things.

The powder plant

In 1942 the Army asked a photography chemicals company to mass-produce the most powerful explosive in the world. That's roughly like asking your printer repairman to build a rocket, and by every account it surprised the people at Tennessee Eastman too. Then they said yes.

The explosive was RDX. The British could make it in small, careful batches. Winning the war required making it by the trainload, and Tennessee Eastman's chemists worked out a continuous production process with almost unbelievable speed. The government handed the company a $100 million project, about $1.5 billion in today's money, called Holston Ordnance Works, and by the end of the war it was the largest explosives plant in the world.

Holston Ordnance Works workforce At the start about 200 Two years later about 6,800 nearly half women Most learned an industry that wasn't here in 1941.
Bars drawn to scale. The dark share of the lower bar marks "nearly half" and is approximate. Sources Colin F. Baxter, The Secret History of RDX and Appalachian Places.

Some of those workers took crash courses in chemistry at East Tennessee State Teachers College to qualify. When the technology changed overnight, the region's answer was a training pipeline. That was 1943.

One of the names we still have is Lois Henry, from out near Blountville. She walked about a mile and a half to catch the bus that carried her to the lines at Area B, spent her shifts around the most powerful explosive on earth, and wasn't allowed to tell anyone what she did there. She learned an industry that hadn't existed in this valley two years earlier, and she was one of thousands.

The Torpex made here is credited with helping break the German U-boat campaign in the Atlantic. And on the strength of Holston, General Leslie Groves arranged for Tennessee Eastman to run the Y-12 plant at Oak Ridge, which produced the uranium-235 for the bomb dropped on Hiroshima. People from this valley helped end the Second World War, and some of what they built is still a hard thing to look at directly. Holston still operates as the Holston Army Ammunition Plant.

Reinvention as a habit

The pattern kept repeating, quieter but no less stubborn.

In the early 1950s Tennessee Eastman developed acetate filter tow for cigarette filters, and it carried the company for half a century. In 1966 a vocational school opened in Sullivan County with two buildings, six programs, and 35 students. The six were auto mechanics, drafting and tool design, electrical technology, machine shop, office occupations, and welding, which is a fair list of what the region needed people to know that year. It's Northeast State now, and it turns 60 this year.

When the oil shocks of the 1970s made petroleum a liability, Eastman built the first commercial plant in America to make industrial chemicals from coal, and opened it in 1983. When the inputs got scary, this region changed the inputs, using the rock under its own mountains. It may be the most East Tennessee solution ever engineered.

Then in 1994 Kodak spun off its chemical business, and Eastman Chemical became an independent company. On day one it was the tenth largest chemical company in the United States, and the headquarters stayed here. Kodak, famously, struggled with its own technology shift. Its Kingsport offspring had been shifting since 1920.

What it cost

Not every chapter is a victory lap, and a version of this story without the bill would be selling something.

At about 4:45 on the afternoon of October 4, 1960, the aniline division at Tennessee Eastman exploded. The city archives count fifteen dead and about 200 injured. An Eastman engineer's 2004 reinvestigation of the accident, the worst in the company's history, put the toll at sixteen. The company instituted new safety review programs afterward. On October 4, 2017, fifty-seven years to the day, coal gas explosions at the plant sent a black plume over town and told people nearby to shelter in place.

Kingsport Press went through one of the longest strikes in American history, starting March 11, 1963 and running into the spring of 1967. It split neighbors, and some of that never healed. The Press merged into Arcata National in 1969, passed through a chain of larger owners, and in April 2006 Quebecor World announced it was closing the plant. A workforce once counted in the thousands was down to a few hundred at the end. The internet and a global printing industry did not ask permission.

Then there's the air. In 2013 the EPA designated the area around Eastman's Kingsport plant as failing the federal one-hour standard for sulfur dioxide, most of it from coal-fired boilers. The area missed its 2018 deadline. Eastman spent $85 million converting five boilers from coal to natural gas in 2018, added controls to others, and shut more down. Emissions from the coal boilers fell by about 85 percent between 2011 and 2022.

Sulfur dioxide, Eastman's Kingsport coal boilers 2011 21,859 tons 2022 3,334 tons The fix was another technology change.
Bars drawn to scale. Figures as reported from the EPA's October 29, 2026 proposal by Environment+Energy Leader. Proposal in the Federal Register; boiler conversion from Eastman.

On October 29, 2026, the EPA proposed declaring that the Kingsport area now meets the standard. Comments are open through November 30. That's thirteen years from the designation to a proposal to lift it, and the fix was one more change of inputs. I'm not sure whether to file that under the cost or under the habit, and I suspect the honest answer is both.

And the Press property itself? It was donated to the city, and today the site of a shuttered printing empire holds the farmers market, a grocery store, and a carousel whose animals were carved and painted by more than 300 volunteers, many of whom had never carved anything before. It opened in July 2015. That's either poetry or just very Kingsport. Probably both.

The layer I know

In 1983, the same year Eastman started turning coal into chemicals, a Kingsport man named Hal Dougherty wired four floppy drives to an Atari 800, plugged in a 1200 baud modem, and started answering the phone with a computer. I'd put both of those on the same timeline without blinking. One made chemicals from coal and the other made a community out of phone lines, and both were somebody here deciding to learn the new thing.

That layer is the one I've spent the fall on, so here's the short version with links to the long ones. A Unix machine at Med-Systems in Kingsport was trading Usenet news and email by 1989, years before anybody sold internet access here. The oldest domain name still registered in the region, zfx.com, belongs to a Kingsport graphics shop and dates from February 12, 1993. Eastman's emn.com came that July. The domains piece has the rest. The bulletin boards peaked at 24 in the FidoNet list in June 1994. And starting in late 1994, two Kingsport companies began selling dial-up, one of them from a basement on four phone lines. In 1996 one of them took the phone company to the state over whether a modem is a telephone switch, and won. That's part three.

I was in high school, rebuilding hand-me-down PCs out of parts, when the first Tri-Cities websites went up. I built my first paid website around 2002, for a rug company whose owner walked into my PC repair shop. In 2012 I took over the newspaper websites, and found out years later from a reader that ZFx, the company behind that oldest domain, had built the first content management system the Times News site ran on. In 2014 I built the City of Kingsport's website, in a city that hadn't registered kingsporttn.gov until 2008, and looked after it until 2025. I also built and kept up the Bays Mountain Park site for eight years, which is as close as I've come to running a planetarium.

None of that is in the timeline, and it shouldn't be. I mention it because it's the part of this story I can personally vouch for, and because it's the same story at a smaller scale. Somebody shows up with a tool nobody here has used, and somebody else says fine, teach me.

The full circle

Which brings us to the single best fact in all of this.

In March 2024, Eastman started up a molecular recycling plant in Kingsport built to break down 110,000 metric tons of waste plastic a year. The process is called methanolysis. In October 2026 the Department of Energy reinstated a $375 million award that now includes expanding the Kingsport plant's output by about 30 percent.

The company that came here in 1920 to make methanol out of Appalachian hardwood now uses methanol chemistry in reverse to un-make plastic. Out in front of its headquarters there's a sculpture called the Old Hand, made for the 2020 centennial, of a hand holding a methanol molecule. If you wrote that ending into a novel, an editor would cut it for being too neat.

And now, AI

It's already here, and mostly it's boring, which I mean as a compliment.

In May 2021 Eastman launched Fluid Genius, an AI tool that reads lab samples of industrial heat transfer fluid and tells a plant when its system needs attention before something breaks. That's about the least dramatic use of artificial intelligence I can think of, and it's typical of how new technology has always shown up here. It's a tool you learn, and then you get back to work.

Call the City of Kingsport about your water bill now and there's a decent chance you'll talk to Grace, the city's AI call agent. She started as a pilot and went live this spring on a customer service line staffed by about a dozen people for roughly 40,000 water customers. By the vendor's July case study, Grace had handled 18,100 interactions and was taking about half to 60 percent of calls, in English and Spanish, and handing the complicated ones to a person. The page that introduces her sits on the city website I built, though Grace herself is the city's and the vendor's work, not mine.

Ballad Health runs AI in its pharmacy systems that checks prescriptions against each patient's profile and flags possible medication errors. The Niswonger Foundation, UT Knoxville, Kingsport City Schools, Sullivan County Schools, and Ballad won a Future Forward grant from SCORE, the statewide education group, to build an AI and data science credential for high school students here. And in September, ETSU and Kingsport City Schools won an award to train assistant principals, coaches, and teacher leaders to use AI responsibly. It's the 1943 chemistry course with better classrooms.

A fair disclosure, since this is my own site. I run an AI consulting practice, so weigh my optimism accordingly. And the skeptics around here have earned their skepticism. This region has been told before that a new technology would be good for it, and sometimes the bill came as an explosion, a four-year strike, or thirteen years on the federal list for air that failed a standard. The answer to a new tool has never been faith. It's learning it well enough to know what it's good for, what it costs, and who's going to pay.

What the tools never changed

So no, AI isn't bigger than the railroad, and it isn't the next Eastman. Every generation is convinced its technology is unprecedented, and every generation is at least half wrong.

What two hundred years of this shows is that Kingsport's advantage was never really the river, or the cheap land, or the rail access, or even the war contracts. Those brought opportunities here. What kept them here was people. Generation after generation of people in this valley looked at something they'd never seen before, a flatboat, a cement kiln, a chemical process, a printing press, an explosive, a gasifier, an Atari with four floppy drives, and answered the same way. Fine, teach me.

The tools change. The learning doesn't. Kingsport has done this before.

What I couldn't settle

Same rule as the rest of the series. Where the records disagree, I'm telling you they disagree instead of picking one.

  • Which King. Two different Kings bought lots at the Boat Yard on the same day in 1802. The city has long credited Col. James King, the iron maker from near Bristol. Gary T. Clark's research in the library archives makes the case for William King, the salt maker, whose business moved far more freight. Neither man ever lived here.
  • Whether the first charter was ever taken away. The centennial commission, the city's historic zoning guidelines, and Jeff Fleming all say Kingsport lost it after the Civil War. A Johnson City Press history item puts it at 1879, citing a Facebook page, and 1879 is the year the legislature famously repealed Memphis's charter, so the date is plausible. But I haven't found the act itself, and neither has anyone I've read. Staten's account, that the people still living here forgot or never knew they'd been chartered, fits a charter that just went unused as well as one that was repealed. One local reader thinks it was never formally lost. If you have the act, or proof there wasn't one, I'd like to see it.
  • The 1960 toll. Fifteen in the city archives and the reports at the time. Sixteen in Eastman's own 2004 reinvestigation. I've given both.
  • WKPT's first day. The centennial timeline lists February 2, 1940. The station's history as usually summarized says July 14, 1940. The year is solid.
  • Kingsport's first factory. The library's finding aid calls Federal Dyestuff the first manufacturing facility built in Kingsport. Other accounts put the cement plant five years earlier. It may depend on where you drew the line in 1910, when there legally wasn't a Kingsport to draw it around.
If your family worked at Eastman, the Press, Holston, the mills, the cement plant, or the brickyard, I'd like to hear about it. Most of that part of the story didn't get written down, and the people who can tell it are fewer every year. Send me a note.

Sources

About the author Dustin Lifford

Dustin Lifford is an intelligence analyst, AI consultant, and digital strategist based in Kingsport, Tennessee. He ran the web for the region's newspapers from 2012 to 2025.

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