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Anniston PCB NPL-caliber site

The Anniston PCB Site, located in the Coosa River drainage in east-central Alabama, has emerged as a major contaminated site posing substantial risks to human health and the environment. The U.S. Environmental Protection Agency (EPA) has identified 28 contaminants of potential concern (COPCs) at the site. Chief among these are polychlorinated biphenyls (PCBs) and lead. PCBs were manufactured in An. . .


Ciba-Geigy Corp. (McIntosh Plant) NPL site

The Ciba-Geigy McIntosh Plant site covers 1,500 acres, including Tombigbee River floodplain, in an industrial area northeast of McIntosh, Alabama. Beginning in early 1950s, the plant manufactured the pesticide DDT. In the 1970s, production expanded to include a variety of agricultural, industrial and consumer chemical products. Historic waste disposal practices at the plant resulted in the release. . .



T/V Exxon Valdez crude oil spill

Shortly after midnight on March 24, 1989, the T/V Exxon Valdez ran aground on Bligh Reef in Prince William Sound, Alaska, spilling almost eleven million gallons of North Slope crude oil. It was the largest tanker spill in United States history.  That spring the oil moved along the coastline of Alaska, contaminating portions of the shoreline of Prince William Sound, the Kenai Peninsula, l. . .


M/V Kuroshima

On November 26, 1997, the M/V Kuroshima, a 370-foot refrigerated cargo vessel owned by Kuroshima Shipping, S.A., broke away from its anchorage in Summer Bay on Unalaska Island, near Dutch Harbor, Alaska. While the vessel was attempting to move to a safer anchorage, winds reported to be in excess of 100 knots blew the freighter into Second Priest Rock, damaging several of the vessel’s fuel ta. . .


M/V Selendang Ayu

On December 8, 2004, the 738-foot cargo vessel M/V Selendang Ayu, ran aground and broke in half off Unalaska Island in the Aleutian Islands. Six of the vessel’s crew members were lost in the rescue effort. The cargo vessel, which was bound to Asia with a 60,000-ton soybean load, was carrying approximately 425,000 gallons of Intermediate Fuel Oil 380 and 21,000 gallons of marine diesel oil; a. . .


Adak Petroleum

Adak Petroleum, LLC owned a 4.8 million gallon underground fuel tank which is part of the Adak fuel storage tank facility on Adak Island in central Aleutian Islands of Alaska. On January 11, 2010 fuel was being transferred from a tanker the adjacent loading dock when Adak's fuel tank was overfilled, releasing approximately 142,000 gallons of diesel fuel to navigable water. Oil from the discharge w. . .


M/V Citrus bunker oil spill

American Samoa


F/V Jin Shiang Fa diesel and lube oil spill

In October 1993 the Jin Shiang Fa, a Taiwanese fishing vessel, ran hard aground on the western reef of Rose Atoll National Wildlife Refuge (NWR). The vessel broke up before a salvage tug could reach the atoll, resulting in the release of over 100,000 gallons of diesel and lube oil across the reef. The spill killed a large area of the primary reef building organisms, crustose coralline algae, near . . .


Nine abandoned fishing vessels

On December 10, 1991, Hurricane “Val” struck and caused widespread damage to the South Pacific Islands of American Samoa. During the storm, nine foreign-owned fishing vessels broke from their moorings and were driven aground on the reefs within Pago Pago Harbor on the island of Tutuila. Seven of the vessels grounded in a group about 100 yards from the village of Leloaloa, while two ves. . .



Cyprus Tohono Mine site

The Cyprus Tohono Mine released hazardous substances into evaporation ponds, a pit lake, and calcine leach residue ponds. Elevated concentrations of arsenic, cadmium, copper, selenium, zinc, sulfuric acid, uranium (as a metal), uranium radionuclides, and adjusted gross alpha activity (a measure of alpha-emitting radionuclides including thorium-230, radium-226, and radon-222) were found in these wa. . .


Texmo Oil Co. tanker truck accident diesel spill

On July 28, 2006, a Texmo Oil Company Jobbers tanker truck crashed on the State Highway 95 bridge over the Bill Williams River, where the river joins Lake Havasu, 20 miles north of Parker, Ariz. 7,600-7,800 gallons of diesel spilled and then ignited, burning 348 acres of marsh, riparian and upland desert vegetation.

The Texmo spill and fire injured some of the rarest habitats left on. . .


Pilot Petroleum Corp.

On December 7, 2000, a tanker truck owned and operated by Pilot lost control of the vehicle causing the 8,000-gallon tanker to uncouple from the tractor. The tanker trailer ruptured while sliding across the pavement releasing an estimated 6,000 gallons of No.2 diesel fuel on the highway and contaminating adjacent soils overlooking the Bill Williams River just 300 feet from the waters edge. The spi. . .


Phelps Dodge Industrial Mining Complex

Chino Mine: Located approximately 19 kilometers (12 miles) east of Silver City, New Mexico, this mine is east of the Continental Divide in the Mimbres River Watershed. Open-pit mining began in 1910. The mine was temporarily closed in January 2002 but has since reopened.

Tyrone Mine: Located approximately 16 kilometers (10 miles) southwest of Silver City, New Mexico, this open-pit min. . .


Standard Metals Corp. sites (AZ)

The Antler Site covers approximately 21 acres of mixed patented mining claims formerly owned by Standard Metals and public land under the administration of Interior. The Antler Site consists of adits, structures, and waste and tailings piles.


ASARCO Ray Mine and Hayden Smelter

ASARCO operates the Ray Mine/Hayden Smelter Complex near Hayden, AZ which includes the Ray Mine and Hayden Smelter. Between August 1988 and November 1997, 47 separate releases of hazardous substances into Mineral Creek from the Ray Mine were reported. A large portion of these releases were uncontained and eventually entered Mineral Creek and the Gila River. In addition, multiple groundwater wells . . .



Vertac NPL site

The initial facilities, on what is now known as the Vertac site, were constructed by the U.S. Government in the 1930's and 1940's and used as a munitions complex. In the late 1940's the site was owned and operated by Reasor Hills which initially manufactured the insecticides DDT, aldrin, dieldrin, and toxaphene. During the 1950's Reasor Hills switched production to the herbicides 2,4-trichlorophen. . .

California (Showing 4 of 26 items. Group continues on the next page.)


Iron Mountain Mine NPL site

From the 1860s through 1963, the 4,400-acre Iron Mountain Mine (IMM) site was mined for iron, silver, gold, copper, zinc, and pyrite. Though mining operations were discontinued in 1963, underground mine workings, waste rock dumps, piles of mine tailings, and an open mine pit still remain at the site. Historic mining activity at IMM has fractured the mountain, exposing minerals in the mountain to s. . .


Montrose/Palos Verdes Shelf NPL site

The Palos Verdes Shelf site is an area of contaminated sediments in the Southern California Bight offshore of Los Angeles, California. These sediments were contaminated by DDTs and PCBs in wastewater discharged through ocean outfalls, off the Palos Verdes Peninsula, operated by the County Sanitation Districts of Los Angeles County. The DDTs originated from industrial wastewater discharged through . . .


New Almaden Mines

Almaden Quicksilver County Park is a I,520 hectare (ha), undeveloped parcel situated on the northeast ridge of the Santa Cruz Mountains, approximately 19 kilometers (km) south of downtown San Jose. The Park is located in the 447 square kilometer watershed of the Guadalupe River, which drains the south central portion of the Santa Clara Valley into South San Francisco Bay via Alviso Slough. Operati. . .


Shell Oil Company refinery

Late in the evening of April 23, 1988, a tank at the Shell Manufacturing complex in Martinez, filled with hundreds of thousands of gallons of San Joaquin crude oil, began to leak. A hose, designed to drain water from the roof of the tank, failed. Oil began siphoning out into the containment area surrounding the tank. Unfortunately, a storm water release valve had been left open, and the oil contin. . .

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