Pesticides in the nation's rivers, 1975-1980, and implications for future monitoring

Evaluation of the ground-water resources of the lower Susquehanna River basin, Pennsylvania and Maryland

Magnitude and frequency of high flows of unregulated streams in Kansas

Artesian pressures and water quality in Paleozoic aquifers in the Ten Sleep area of the Bighorn Basin, north-central Wyoming

Water-quality data-collection activities in Colorado and Ohio: Phase III-evaluation of existing data for use in assessing regional water-quality conditions and trends

National water summary 1985; hydrologic events and surface-water resources

Application of the precipitation-runoff model in the Warrior coal field, Alabama

Geohydrology of the unsaturated zone at the burial site for low-level radioactive waste near Beatty, Nye County, Nevada

The effects of boundary conditions on the steady-state response of three hypothetical ground-water systems; results and implications of numerical experiments

Methods for delineating flood-prone areas in the Great Basin of Nevada and adjacent states

Ground-water conditions in Las Vegas Valley, Clark County, Nevada; Part 2, Hydrogeology and simulation of ground-water flow

Ground-water conditions in Las Veags Valley, Clark County, Nevada; part 1 Hydrogeologic Framework

Sand waves, bars, and wind-blown sands of the Rio Orinoco, Venezuela and Colombia

Simulation of saltwater movement in the Floridan aquifer system, Hilton Head Island, South Carolina

Simulation of flow in the Edwards Aquifer, San Antonio region, Texas, and refinement of storage and flow concepts