University of Cincinnati

05/28/2026 | Press release | Distributed by Public on 05/28/2026 11:13

Are taxpayers being gaslighted by charm of street lamps

Are taxpayers being gaslighted by charm of street lamps?

Gaslights release more toxins than stoves or water heaters, cost more, researchers say

7 minute read May 28, 2026 Share on Facebook Share on Twitter Share on LinkedIn Share on Reddit Print Story Like

Gas streetlights might look quaint, but researchers at the University of Cincinnati say they are costly, wasteful and release toxic pollutants into the air.

In two studies examining their use in Boston, Massachusetts, and Cincinnati, UC researchers found that each lamp releases many times the amount of methane and carbon monoxide of other appliances such as gas stoves and water heaters.

UC researchers measure methane and carbon monoxide released by a lamp fueled with natural gas. In two new studies in Boston and Cincinnati, UC researchers found that gaslights release more toxic gases than other gas appliances. Photo/Provided

And they cost taxpayers untold thousands of dollars to operate, not to mention the associated burdens placed on neighborhoods across the country where the gas is extracted, said Professor Amy Townsend-Small, who teaches in UC's School of Environment and Sustainability.

"They're highly inefficient, burning 24 hours a day. The cost is borne by taxpayers across the entire city even though most of the city doesn't benefit from them. They're wasteful and less efficient than other gas appliances," she said. "And people living near extraction wells are the ones bearing the brunt of the impacts."

Townsend-Small collaborated with David Stradling, the Zane L. Miller Professor of History, and undergraduate student Sacha Brewer in the School of Environment and Sustainability to examine gas releases from streetlights across Cincinnati for a study published in the Journal of Environmental Studies and Sciences.

UC Department of History Professor David Stradling uncovered a yellowed hand-drawn drafting diagram showing where gas streetlights were installed in one Cincinnati neighborhood. Illustration/Provided

Providing a historical perspective

Long before gaslighting became Merriam-Webster's 2022 word of the year as parlance for psychological manipulation - coined from a popular 1930s play - gaslights were commonplace in cities from Tokyo to Cairo to Paris.

According to Stradling, Cincinnati bought its first streetlights in 1843. By 1892, more than 9,500 of them were lighting the city's streets for pedestrians and horse carriages. Employees called lamplighters would ignite them every evening and extinguish them each morning, though today the lights typically burn 24 hours a day.

Stradling's research found that the city made a push toward electrification in the 1950s and '60s to cut costs. Today, the annual expense of operating gas-powered lights is significantly higher than LED lights, he said.

People often said they liked the flickering of the light. This is particularly telling, I think, because gaslights don't flicker.

David Stradling, UC Professor of History

The city argued that busy traffic areas needed brighter electric lights for safety, Stradling said.

"High-traffic streets lost their gaslights early," he said.

Amy Townsend-Small. Photo/Jay Yocis/UC

"At the same time, lots of people understood that gaslights gave a certain character to their neighborhoods," Stradling said. "They protected them in part because of this distinctiveness and because it seemed like they might be important to retaining property values. This was no small thing in a city that was shrinking rapidly in the late 20th century."

Cincinnati's population contracted by nearly 10% in the 1990s, based on census data, as manufacturing relocated and employers moved to the surrounding suburbs.

Why are gaslamps so loved?

"People express real nostalgia over gas streetlights," Stradling said, adding, "I think they really just like the lampposts, which are historic and very pretty."

The misplaced nostalgia revealed itself when he asked people why they liked them for the study.

"People often said they liked the flickering of the light. This is particularly telling, I think, because gaslights don't flicker," he said.

From the French Quarter in New Orleans, Louisiana, to Victorian Cape May in New Jersey, many cities across the United States still use gaslights, particularly in historic or tourist districts.

For the second study published in the journal Environmental Research Communications, Townsend-Small and now UC grad Brewer partnered with Boston University Professor Nathan Phillips to map more than 3,000 natural gas streetlights in Boston. They also measured emissions from 119 lamps in representative neighborhoods, including Beacon Hill, Charlestown and Bay Village.

Gas streetlights line Boston's Beacon Hill neighborhood. Photo/Aimin Tang/iStockPhoto

Boston's love for gaslights

As in Cincinnati, they found that the lamps released a significant amount of methane and carbon monoxide that eclipsed releases in other common gas appliances. As much as 2% of the natural gas used to light the lamp escapes into the atmosphere.

"Electrifying the lights would save hundreds of thousands of dollars per year along with the climate, health and safety co-benefits," the study concluded.

The studies were funded by UC's Center for Public Engagement with Science and the Cincinnati-based Stephen H. Wilder Foundation.

The Cincinnati study represented a novel marriage of science and history.

"We've long known and have taught about how science is not enough to understand a problem and implement a solution," Stradling said.

Townsend-Small has spent years studying methane and other toxic releases from derelict oil and natural gas wells across the United States. Her work has been highlighted in the New York Times and other national media.

"Amy is an expert on methane, and she's examined other contexts in which leaks pose serious problems for climate change," Stradling said. "She was examining a potential source of leaks locally - gas streetlights - which I knew had a fascinating history in Cincinnati. So, we collaborated."

Featured image at top: Gas streetlights line the sidewalks in Clifton's Gaslight District. Photo/Michael Miller

Other notable gaslight districts

A gaslight in Clifton's Gaslight District. Photo/Michael Miller

  • Gaslamp Quarter, San Diego, California: A 16-block historic district in downtown San Diego listed on the National Register of Historic Places. It features over 90 historic Victorian-era buildings now used for nightlife, dining and entertainment.
  • Historic Gaslight Square District, Petoskey, Michigan: A well-preserved lakeside shopping and dining district in Northern Michigan. It is bordered by public parks and turn-of-the-century Victorian houses overlooking Little Traverse Bay.
  • Gramercy Park, New York: Contains some of the last remaining private gas lamps in Manhattan.
  • Glen Ridge, New Jersey: Features a town seal depicting a gas lamp and maintains over 600 working fixtures.
  • French Quarter, New Orleans, Louisiana: Widely uses gas lanterns to maintain its historic 18th-century atmosphere.
  • Gaslight Square, St. Louis, Missouri: Formerly a premier entertainment district in the 1950s-60s known for its ornate Victorian style; today it remains a historic residential area.

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