Results: 1 - 2 of 2
Dec 31, 1979
Bulletin
… effects of mining activity on water quality vary in intensity, … occasionally exceed drinking water standards regardless of the … are well below drinking water standards. … Hackbarth, D.A. …
Dec 31, 1971
Earth Sciences Report
… access is poor. The few existing water wells are usually hand dug … slow, well yields very low, and water quality very poor. The … well yields and best quality water are to be expected in …