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239 search results for: arsenic

169

California Closes 33 Injection Wells Used to Dump Oilfield Waste into Aquifers

Hundreds more wells face closure in the next 16 months, while unlined disposal pits remain a problem. Photo © J. Carl Ganter / Circle of Blue Kern County is the center of California’s oil industry. The state ordered 33 more wastewater injection wells to be closed in order to protect aquifers. Click image to enlarge. […]

170

Federal Water Tap, October 5: EPA Sets First Water Pollution Limits on Toxic Metals from Steam Electric Power Plants

The Rundown The EPA issues first water pollution limits for toxic metals from steam electric plants and adds four groundwater sites to Superfund. EPA and pipeline regulators settle pollution cases. GAO analyzes Great Lakes Restoration Initiative funding. USGS researchers keep an eye on California groundwater levels. USAID says water is a pillar in reducing extreme […]

171

Federal Water Tap, October 5: EPA Sets First Water Pollution Limits on Toxic Metals from Steam Electric Power Plants

The Rundown The EPA issues first water pollution limits for toxic metals from steam electric plants and adds four groundwater sites to Superfund. EPA and pipeline regulators settle pollution cases. GAO analyzes Great Lakes Restoration Initiative funding. USGS researchers keep an eye on California groundwater levels. USAID says water is a pillar in reducing extreme […]

172

Federal Water Tap, August 31: Tennessee Valley Coal Ash Ponds Begin Journey to Closure

The Rundown EPA completes a quick internal review of Colorado mine spill. Pesticides in U.S. rivers generally rise and fall with farm use. Tennessee Valley Authority plans to close coal ash ponds. Regulators prepare a new national pipeline map. California desalination plant begins environmental review. “If another country threatened to wipe out an American town, […]

176

The Stream, April 17: China to Close Water-Polluting Businesses

The Global Rundown China is cracking down on polluting businesses in a bid to turn around the country’s water quality problem, and Mozambique is blaming changing floodplains on climate change. Des Moines is treating nitrates in its water supply. Rural women are being encouraged to start water treatment businesses. “Females are our best entrepreneurs. They […]

177

The Stream, March 10: Global Drought Responses Hurt by Lack of Coordination

The Global Rundown A United Nations official says better drought management and response requires better coordination between government agencies. Taiwan released plans for measures to combat its drought, while wine growers and miners contend with a severe drought in Chile. A new study suggests temperatures in the northern hemisphere could begin to rise quickly. Microbes […]