acid waters

acid waters

waters with a low pH occurring naturally and where water contaminated by acid rain and run-off from mine sites; acid waters often contain higher concentrations than normal of cadmium, copper, zinc and lead. Water affected by heavy leaching from soil may contain high levels of aluminum, copper, manganese and iron. These waters adversely affect production in fish cultures. See also water acidity.
References in periodicals archive ?
Supply, Execution of civil works, Installation and start-up of the neutralization facilities of the acid waters of the industrial estate of os airos and dehydration of the generated sludges.
Contract award notice: Supply, Execution of civil works, Installation and start-up of the acid water neutralization facilities of the os airos industrial estate and dewatering of generated sludge.
The physiological problems of crayfish in acid waters.
In acid waters, their brain signals were so scrambled that they couldn't seem to recognize their regular foods.
Acid waters containing elevated levels of dissolved Fe, Al, and sulfate appear to have bled under the dikes into the Pocomoke Sound.
I was astounded when I heard from colleagues at the Centre for Ecology and Hydrology that the latest acid waters monitoring network data shows that the increase has now gone above 90% for the first time, '' said Dr Freeman, who served on the UK United Nations Climate Change and Energy Forum.
Now the plug is being used as a flow regulator and the underground workings as a temporary storage, so that a manageable volume of acid waters can be treated during high-flow conditions following snowmelt.
This is employed for pH control of acid waters and for corrosion control.
Kulongoski said he also would ask for $15 million to clean up the Formosa mine, whose metals-bearing acid waters have killed 18 miles of streams in Douglas County.
In the rainy season, acid waters gurgle out of the old mine entrance at 65 gallons a minute.
The bacteria are housed in containers of manure plus wood chips or sawdust, into which the acid waters are channeled.