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Author: Ortiz, Roderick F.
Institution
Format
Subject
7
Water quality
6
Water Pollution
4
Metals Environmental aspects
4
Sewage disposal in the ground Environmental aspects
3
Acid mine drainage
3
Groundwater Quality
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2
Aquifers
1
Contaminated sediments
1
Groundwater
1
Groundwater Pollution
1
Hydrogeology
1
Hydrology
1
Indicators (Biology)
1
Sewage Sampling
1
Water chemistry
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Author
16
Geological Survey (U.S.)
Ortiz, Roderick F.
5
United States. Environmental Protection Agency
2
Colorado. Department of Public Health and Environment
2
Colorado. Division of Parks and Outdoor Recreation
1
Bencala, Kenneth E.
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1
Ferguson, Sheryl A.
1
Kuhn, Gerhard
1
Lewis, Michael E.
1
Miller, Lisa D.
1
Park County (Colo.)
1
Pikes Peak Area Council of Governments
1
Radell, Mary Jo
1
Rio Blanco County (Colo.)
1
Southeastern Colorado Water Activity Enterprise
1
Stogner, Robert W.
1
United States. Army
1
Watts, Kenneth R.
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