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2. What are leaking underground storage tanks and how are they ...

   www.aol.com/news/leaking-underground-storage...

   More than 516,000 leaks have been cleaned up since Congress directed EPA to begin regulating underground tanks in 1984, but more than 57,000 known sites still await a full cleanup, the EPA said ...

3. Hinkley groundwater contamination - Wikipedia

   en.wikipedia.org/wiki/Hinkley_groundwater...

   Satellite image of Hinkley, Barstow and Harper Lake, California. From 1952 to 1966, Pacific Gas and Electric Company (PG&E) dumped about 370 million U.S. gallons (1.4 × 10 9 liters) of chromium-tainted wastewater into unlined wastewater spreading ponds around the town of Hinkley, California, located in the Mojave Desert about 120 miles (190 kilometers) north-northeast of Los Angeles.

4. Environmental impact of fracking in the United States

   en.wikipedia.org/wiki/Environmental_impact_of_f...

   Environmental impact of fracking in the United States has been an issue of public concern, and includes the contamination of ground and surface water, methane emissions, [1] air pollution, migration of gases and fracking chemicals and radionuclides to the surface, the potential mishandling of solid waste, drill cuttings, increased seismicity and associated effects on human and ecosystem health.

5. List of aquifers in the United States - Wikipedia

   en.wikipedia.org/wiki/List_of_aquifers_in_the...

   Aquifers of the United States Withdrawal rates from the Ogallala Aquifer.. This is a list of some aquifers in the United States.. Map of major US aquifers by rock type. An aquifer is a geologic formation, a group of formations, or a part of a formation that contains sufficient saturated permeable material to yield significant quantities of water to groundwater wells and springs.

6. Merchant Building - Wikipedia

   en.wikipedia.org/wiki/Merchant_Building

   The Merchant Building is a 32-story skyscraper under construction in Downtown Columbus, Ohio.The project formally began in 2016 when the city solicited design ideas; it selected a winning proposal in 2017.

7. List of pipeline accidents in the United States (1950–1969)

   en.wikipedia.org/wiki/List_of_pipeline_accidents...

   November 19 – Telephone company contractors installing an underground cable hit a 10-inch gas pipeline in Vandyne, Wisconsin. Gas at 750 psi escaped, and ignited about 45 minutes later, killing one of the contractors, and injuring three others. [171] December 17 – A bulldozer at a rock quarry struck a propane pipeline, in Wetumpka, Alabama ...