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2. Occurrence and implications of methyl tert-butyl ether and gasoline hydrocarbons in ground water and source water in the United States and in drinking water in 12 northeast and mid-atlantic states, 1993-2002
3. Occurrence of volatile organic compounds in drinking water from the United States : results from archived chromatograms and water samples, 1989-2000
4. Nutrients in shallow ground waters beneath relatively undeveloped areas in the conterminous United States
5. Evaluation of candidate rain gages for upgrading precipitation measurement tools for the National Atmospheric Deposition Program
6. External quality-assurance results for the National Atmospheric Deposition Program/National Trends Network, 1997-99
7. A national survey of methyl tert-butyl ether and other volatile organic compounds in drinking-water sources : results of the randon [i.e. random] survey
8. Development of health-based screening levels for use in state- or local-scale water-quality assessments
9. U.S. Geological Survey Karst Interest Group proceedings, Shepherdstown, West Virginia August 20-22, 2002
10. Occurrence and status of volatile organic compounds in ground water from rural, untreated, self-supplied domestic wells in the United States, 1986-99
11. Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory : determination of wastewater compounds by polystyrene-divinylbenzene solid-phase extraction and capillary-column gas chromatography/mass spectrometry
12. The search for reliable aqueous solubility (Sw) and octanol-water partition coefficient (Kow) data for hydrophobic organic compounds : DDT and DDE as a case study
13. Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory : determination of moderate-use pesticides and selected degradates in water by C-18 solid-phase extraction and gas chromatography/mass spectrometry
14. Stream discharge measurements from cableways
15. Occurrence of selected radionuclides in ground water used for drinking water in the United States : a reconnaissance survey, 1998
16. An alternative regionalization scheme for defining nutrient criteria for rivers and streams
17. Methods of analysis by the U.S. Geological Survey National Water Quality Laboratory : determination of pesticides in water by graphitized carbon-based solid-phase extraction and high-performance liquid chromatography/mass spectrometry
18. Selected data from field studies of pesticide runoff to surface waters
19. The search for reliable aqueous solubility (Sw) and octanol-water partition coefficient (Kow) data for hydrophobic organic compounds : DDT and DDE as a case study
20. Occurrence and distribution of methyl tert-butyl ether and other volatile organic compounds in drinking water in the northeast and mid-atlantic regions of the United States, 1993-98
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