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376 Peak-flow frequency relations and evaluation of the peak-flow gaging network in Nebraskawwdl_erText
377 People of the Middle Place: a study of the Zuni Indians [Excerpt]wwdl_nehText
378 Persecuting the Pueblos [Excerpt]wwdl_nehText
379 Pesticides in surface water of the Yakima River Basin, Washington, 1999-2000-Their occurrence and an assessment of factors affecting concentrations and loadswwdl_erText
380 Pesticides in surface water of the Yakima River Basin, Washington, 1999-2000-their occurrence and an assessment of factors affecting concentrations and loadswwdl_erText
381 Pesticides in surface waters of the upper Colorado River basin, Colorado, 1996-98wwdl_erText
382 Pesticides in the Lower Clackamas River Basin, Oregon, 2000-01wwdl_erText
383 Phosphorus and E. Coli and their relation to selected constituents during storm runoff conditions in Fanno Creek, Oregon, 1998-99wwdl_erText
384 Phosphorus and E. coli in the Fanno and Bronson Creek subbasins of the Tualatin River Basin, Oregon, during summer low-flow conditions, 1996wwdl_erText
385 Physical and Chemical Characteristics of Knowles, Forgotten, and Moqui Canyons, and Effects of Recreational Use on Water Quality, Lake Powell, Arizona and Utahwwdl_erText
386 Piapaxa 'Uipi (Big River Canyon): Southern Paiute Ethnographic Resource Inventory and assissment for Colorado River Corridor, Glen Canyon National Recreation Area, Utah and Arizona, and Grand Canyon National Park, Arizonawwdl_nehText
387 Platte River ecosystem resources and management, with emphasis on the Big Bend reach in Nebraska. US Fish and Wildlife Service, Grand Island, Nebraskawwdl_erText
388 Plight of the Puebloswwdl_nehText
389 Plundering the Pueblo Indianswwdl_nehText
390 Precipitation-runoff and streamflow-routing models for the Willamette River Basin, Oregonwwdl_erText
391 Precipitation-runoff simulations of current and natural streamflow conditions in the Methow River Basin, Washingtonwwdl_erText
392 Preliminary assessment of infiltration rates and effects on water quality of selected infiltration media for use in highway runoff retention basins in Washington Statewwdl_erText
393 Preliminary assessment of using tree-tissue analysis and passive diffusion samplers to evaluate trichloroethene contamination of ground water at Site SS-34N, McChord Air Force Base, Washington, 2001wwdl_erText
394 Press releases, Citizens for a Responsible Central Utah Projectwwdl_nehText
395 Principales Speakwwdl_nehText
396 Priority Ecosystem Study - Platte River Programwwdl_erText
397 Probable effects of the proposed Sulphur Gulch Reservoir on Colorado River quantity and quality near Grand Junction, Coloradowwdl_erText
398 Processes controlling dissolved oxygen and pH in the upper Willamette River Basin, Oregon, 1994wwdl_erText
399 Public Domain Administration-- A Scientific Basis for Watershed Managementwwdl_documentsText
400 Public Law 95-280, May 15, 1978wwdl_nehText
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