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- Water-resources investigations report88
- Scientific investigations report44
- Fact sheet41
- HeinOnline water rights & resources16
- Open-file report12
- CRS report for Congress10
- HeinOnline U.S. Congressional documents10
- Water-resources investigations10
- Geological Survey professional paper7
- ACS symposium series6
- Geological Survey water-supply paper5
- HeinOnline U.S. Congressional documents. Congressional hearings5
- S. hrg5
- U.S. Geological Survey water-resources investigations report5
- U.S. Geological Survey water-supply paper5
- Geological Survey circular4
- U.S. Geological Survey circular4
- Water resources investigations4
- Analysis of nonpoint-source ground-water contamination in relation to land use2
- Contributions to the hydrology of the United States2