Though the area is served by municipal water supplies, numerous residents and businesses operate private irrigation wells.

While Azerbaijan, a republic bordering Iran, produces only about 3 percent of the Soviet Union's oil, it is home to two-thirds of the country's oil services industry, the factories that make the valves, pipes and more specialized equipment needed to operate wells from the Baltic to the Pacific, experts say.

Because the contaminated water poses no immediate health threat, the Department has ranked Nevada as a low priority for cleaning up major nuclear weapons sites, and it operates far fewer wells than at most other contaminated sites.

It does not operate coal-bed wells in Wyoming.

The schools operate individual wells.

Several of these companies responded that they operated wells only in formations where natural gas deposits lie deep below the water table.

Chevron operates numerous geothermal wells in Indonesia, helping to provide power to Jakarta and the surrounding area, and plans to potentially open a 200 MW geothermal facility in South Sumatra.

In the Philippines, Chevron also operates geothermal wells at Tiwi field in Albay province, the Makiling-Banahaw field in Laguna and Quezon provinces.

Greka operates wells at the North Belridge Oil Field in Kern County, the Casmalia, Cat Canyon, Zaca, and Santa Maria Valley Fields in Santa Barbara County, and through a subsidiary the Rincon Island in the Santa Barbara Channel south of Carpinteria, and the Richfield Oil Field in Orange County.

As part of its municipal mandate, Elizabeth City operates full-service Police (ECPD), Fire (ECFD) and Public Housing Departments as well as Water, Sewer, Sanitation and Electric divisions which operate several deep wells, a water purification plant, three water towers, and a combined sewage/wastewater treatment plant.