Water-Quality Effects and Characterization of Indicators of Onsite Wastewater Disposal Systems in the East-Central Black Hills Area, South Dakota, 2006#08

Review of Available Water-Quality Data for the Southern Colorado Plateau Network and Characterization of Water Quality in Five Selected Park Units in Arizona, Colorado, New Mexico, and Utah, 1925 to 2004

Water-Quality Conditions and Constituent Loads, Water Years 1996-2002, and Water-Quality Trends, Water Years 1983-2002, in the Scituate Reservoir Drainage Area, Rhode Island

Summary of Aquifer Test Data for Arkansas 1940-2006

Methods and Indicators for Assessment of Regional Ground-Water Conditions in the Southwestern United States

Ecological Assessment of Streams in the Powder River Structural Basin, Wyoming and Montana, 2005-06

Geologic, Hydrologic, and Geochemical Identification of Flow Paths in the Edwards Aquifer, Northeastern Bexar and Southern Comal Counties, Texas

Traveltime of the Rio Grande in the Middle Rio Grande Basin, New Mexico, Water Years 2003-05

Hydrologic Characterization for Spring Creek and Hydrologic Budget and Model Scenarios for Sheridan Lake, South Dakota, 1962-2007

Update of the Accounting Surface Along the Lower Colorado River

Water-Level Conditions in Selected Confined Aquifers of the New Jersey and Delaware Coastal Plain, 2003

Selected Metals in Sediments and Streams in the Oklahoma Part of the Tri-State Mining District, 2000-2006

Occurrence of Selected Organic Compounds in Groundwater Used for Public Supply in the Plio-Pleistocene Deposits in East-Central Nebraska and the Dawson and Denver Aquifers near Denver, Colorado, 2002-2004

Groundwater Quality, Age, and Probability of Contamination, Eagle River Watershed Valley-Fill Aquifer, North-Central Colorado, 2006-2007

Potential for Bed-Material Entrainment in Selected Streams of the Edwards Plateau - Edwards, Kimble, and Real Counties, Texas, and Vicinity