Industrial
The remote Carrizo Plain's status as one of the sunniest places in the state was exploited by the solar power industry from 1983 to 1994. This was by far the largest photovoltaic array in the world, with 100,000 1' x 4' photovoltaic arrays producing 5.2 megawatts at its peak. The plant was...
The AES power plant is the only major power plant in Orange County, which otherwise gets its power from outside the county. The plant can generate 450 MW of electricity, and is located in a coastal industrial area in Huntington Beach, adjacent to the Ascon/NESI Superfund site, a gas and oil tank...
The Trans-Alaskan Pipeline starts at Pump Station 1, in Prudhoe Bay. The pipeline was completed in 1977 at a cost of $8 billion. It is 48" in diameter and 800 miles long, connecting the entirety of the output of the oil fields of the North Slope to the port at Valdez, and thus ultimately to the...
The Trans-Alaskan Pipeline terminus is located at Valdez, 800.5 miles from its origin on the Arctic Ocean. The 48 inch diameter pipeline was completed in 1977 at a cost of $8 billion, and is one of the largest pipelines in the world. It has a capacity of 2 million barrels of oil per day. Since the...
One of Intel's seven large manufacturing locations in the country, and one of the largest single employers in the state, this plant employs around 6,000 people at its peak, making memory chips for computers. Located on a mesa above the Rio Grande in Rio Rancho, a few miles northwest of Albuquerque...
The Aluminum Corporation of America (Alcoa) opened this central Washington aluminum plant in 1952, one of several smelters the company operated in the United States. Washington produced more aluminum than any other state, a situation which started in World War Two when aircraft companies like...
One of the nation's largest slaughterhouses, this beef-packing plant was built by International Beef Packers (IBP) in 1973. In the 1960s IBP began siting its slaughterhouses closer to the source–at cattle ranching areas instead of cattle yards. This innovation, along with the idea of boxing...
This volatile chemical production complex was built in a remote valley near Cedar City in 1989, following a devastating explosion of the company's plant in Henderson, Nevada in 1988. It is owned by American Pacific Corporation (Ampac), a company based in Las Vegas. The Western Electrochemical (...
Two adjacent refineries are located on March Point, in Anacortes - one operated by the Tesoro Petroleum Corporation, and a larger one operated by Shell. Crude, processed at the plants, comes primarily from Alaska's North Slope, arriving by tankers making the trip from the Alaska pipeline terminus...
At 1,125 acres, this is one of the largest of ADM's 200+ manufacturing facilities worldwide. The company principally purchases raw farm products, the big American staples like wheat, corn, and soy, and transforms them into ingredients that are sold in bulk to other food manufacturing, processing,...
Two large smokestacks, one more than 800 feet tall, used to loom over the Rio Grande, here on the western edge of El Paso, part of a large copper smelter that operated here for many decades. The plant was closed in 1999, and the smokestacks torn down in 2013. The site is undergoing remediation. The...
One of the last operating lead smelters in the country, the East Helena Plant was finally shut down in April 2001. The 141-acre plant, which opened in 1888, produced around 750 tons of lead bullion per day, as well as the marketable by-product sulfuric acid. The plant employed around 260 people,...
Reactive Metals Incorporated (RMI) is a private company that processed uranium for reactors at the Department of Energy's Savannah River Site and the N-Reactor at Hanford, WA. Primarily formed fuel rods out of uranium billet supplied by the Fernald Feed Plant, using DOE-owned extrusion presses....
Until recently, when the corporate HQ was moved to Virginia, ATK was headquartered in this building in the suburbs of Minneapolis. ATK is a military products company that specializes in the full range of projectiles, from bullets to ballistic missiles. Also known as Alliant Tech Systems, they are...
Bath Iron Works is a dense industrial shipyard complex covering around 60 acres on the Kennebek River, and is one of the largest private employers in the state of Maine. The yard has been producing vessels for the Navy for over 100 years. Some of their more recent products include AEGIS-class...
One of the largest refineries in the northeast, with a capacity of 250,000 barrels per day. Has the world's largest catalytic cracker, with a feed rate of five million gallons per day. The Tosco Company, of Stamford, CT, bought the refinery from Exxon in 1993, and in 2001, Tosco was bought by...
The Benicia Refinery was built by Exxon from 1966-1969, and has the distinction of receiving the first shipload of crude to be delivered from the Alaskan Pipeline, in 1976. Today the refinery processes crude from the Alaska North Slope, the San Joaquin Valley (delivered via pipeline), and assorted...
Bethlehem Steel’s hometown plant in Bethlehem, Pennsylvania, is one of the great monuments to the industry. It is much more than just a shuttered and abandoned mill, though it is that too. The plant once occupied 20% of the land in Bethlehem and employed more than 30,000 people at its peak. The...
This 2,717-foot-long cement structure is listed as the largest grain elevator in the world. The elevator is composed of 246 individual 30-foot by 120-foot-tall connected concrete tanks in three parallel rows, all under a single headworks. The structure has a capacity of over 20 million bushels of...
This silo is at the end of a 17-mile-long conveyor connecting to the Kayenta Mine on Black Mesa. From here it is loaded on to electric trains that take it around 80 miles on a dedicated track to the Navajo Power Plant near Page. Power from that plant serves Los Angeles and Phoenix. 
 Often cited as the “largest building in the world,” Boeing’s aircraft assembly building in Everett, Washington, where commercial airliners including the 747 were built, encloses 472,370,000 cubic feet above a footprint of 4,280,000 square feet. It is much larger than most aircraft...
In 1971, the Boston Gas Company commissioned the artist (and nun) Corita Kent to turn what many considered to be an industrial eyesore into a popular landmark. What is now called "the world's largest copyrighted artwork," is actually a reproduction, as the original tank was torn down in 1992, and...
Considered the ninth-largest coal-fired power plant in the country in net generation of electricity, generating 3.3 million kilowatts. In 1998, the Commission on Environmental Cooperation rated Bowen as the worst emitter of toxic chemicals (19.5 million pounds), among all U.S. power plants....
The Brawley sugar plant in Imperial County processes beets grown in the region into sugar. Imperial County is the largest producer of sugar beets in California, and this is the largest plant in the county. The Holly Sugar company built the plant in 1947. In 1988 Holly was bought by Imperial Sugar....
This coal-fired plant on the southern coast of Massachusetts, near Fall River, was once the largest fossil fuel power plant in New England. Coal was delivered by ship and barge from coal mines in West Virginia, Kentucky, and from as far away as South America, and entered the plant through a system...
Salt has been extracted from the dry lake bed since 1909, and continues to be mined today. The surface layer on much of the lake, which is three to seven feet thick, is removed in order to get at the salt, and is dumped in long rows of conical piles along the trenches. Tetra Technologies, an oil...
This large industrial plant in the remote Sevier Desert of western Utah is one of the only sources of concentrated beryllium in the world. The plant is a mill and finishing facility for beryllium, a high-strength, lightweight metal used in military, aerospace, and medical industries. The ore for...
The Bunker Hill Mining and Metallurgical Complex was the largest mineral processing facility in the Coeur d'Alene River Basin, and was comprised of a number of mining, milling, and smelting operations - including this now closed-down smelter. Decades of mining and milling activity led to...
Burns Harbor is the easternmost of the three large steel mills on the shore of Lake Michigan. This was the last large integrated steel plant to be made in the U.S.A., built from scratch by Bethlehem Steel in 1964. It has the capacity to produce around 5 million tons of raw steel per year. It...
The C&H (California and Hawaii) plant next to the Carquinez bridge was once the world's largest sugar cane refinery. It opened in 1906, and still processes cane harvested and crushed in Hawaii, as well as that from Australia, the Philippines, and Nicaragua. Six million pounds of sugar are...