His interests are in web-based presentations of scientific studies and data, effective use ofstatistics, systems analysis, and ground-water flow and quality. Since 1999, Nate Booth has worked as a principal information systems analyst within the Database Applications Unit of the USGS Wisconsin ...
Ground-Water, Surface-Water, and Water-Chemistry Data, Black Mesa Area, Northeastern Arizona-1999 The Black Mesa monitoring program is designed to document long-term effects of ground-water pumping from the N aquifer by industrial and municipal users. T... Blakemore E. Thomas,M Truini - USGS...
How do natural features and human activities affect the quality of streams and ground water, and where are those effects most pronounced? By combining information on water chemistry, physical characteristics, stream habitat, and aquatic life, the NAWQA Program aims to provide science-based insights ...
The U.S. Geological Survey, in cooperation with the Grand County Board of County Commissioners, conducted a 4-year study to assess ground- and surface-water-quality conditions and ground-water quantity in the 302-square-mile Fraser River watershed in north-central Colorado. The Fraser River flow...
Water quality dataRegression analysisNutrientsStatistical modelsGroundwaterThis document was developed as an outcome of the USGS River Ecosystem Modeling Work Group. This Work Group was held on Monday, February 11, 2008, as a preconference session to the second USGS Modeling Conference in Orange ...
Background: Evaluating long-term changes in river conditions (water quality and discharge) is an important use of hydrologic data. To carry out such evaluations, the hydrologist needs tools to facilitate several key steps in the process: acquiring the data records from a variety of sources, stru...
This data release provides streamflow, nutrient, pesticide and sediment data collected and analyzed by NWQN and other historical water-quality networks from 1980-2015. Data from this release are presented at the USGS Tracking Water Quality page: http://cida.usgs.gov/quality/rivers/home. 展开 ...
eWeather HD is the most informative and beautiful weather app for MacOS, iPhone, iPad, Apple Watch and Android devices. Get accurate 10-day weather forecast, hourly forecast, hi-def radar, tide predictions, barometer, push weather alerts, sea surface tem
eWeather HD is the most informative and beautiful weather app for MacOS, iPhone, iPad, Apple Watch and Android devices. Get accurate 10-day weather forecast, hourly forecast, hi-def radar, tide predictions, barometer, push weather alerts, sea surface tem
T Whiteaker,E To - 《Groundwater》 被引量: 20发表: 2008年 WATSTORE: National Water Data Storage and Retrieval System of the U. S. Geological Survey; user's guide The U.S. Geological Survey investigates the occurrence , quantity, quality, distribution, and movement of the surface and under...