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At least 1,405 records · Page 78Linked to original sources

Estimated water use in Puerto Rico, 1995

Water-use data during calendar year 1995 was compiled for the 78 municipios of the Commonwealth of Puerto Rico. Eight offstream water-use categories were considered during the study: public supply, wastewater treatment discharges, domestic, industrial, mining, thermoelectric power, livestock, and irrigation. Three instream water-use categories were considered: hydroelectric power, saline water used at thermoelectric power plants, and reservoir evaporation. Freshwater withdrawals for offstream use from surface- and ground-water sources in Puerto Rico were estimated to be 566 million gallons per day. The largest amount of freshwater withdrawn was 431 million gallons per day for public supply. Total discharge from public wastewater treatment facilities was reported as 185 million gallons per day. Fresh surface- and ground-water withdrawals for domestic and industrial self-supplied facilities were estimated to be about 19 million gallons per day. Mining activities, which in Puerto Rico are mostly limited to the production of sand and gravel, withdrew about 4.2 million gallons per day of freshwater. Livestock activities used 6.3 million gallons per day from surface- and ground-water sources to meet the water needs of the 12.1 million animals counted in the 1992 Census of Agriculture in Puerto Rico. Self-supplied ground-water withdrawals for thermoelectric facilities were estimated to be 2.2 million gallons per day. Freshwater withdrawals for irrigation purposes were estimated to be 103 million gallons per day, or approximately 18 percent of all offstream freshwater withdrawals. Instream freshwater withdrawals by hydroelectric facilities were 349 million gallons per day. Reservoir evaporation is considered to be a consumptive use associated with the storage of water. The evaporation from 15 reservoirs in Puerto Rico was estimated to average about 23,900 acre-feet from a total reservoir surface area of 6,900 acres. The largest amount of withdrawals was 2,260 million gallons per day of saline water (instream use) for thermoelectric power.

Open-File Report↗

Water Quality in the High Plains Aquifer, Colorado, Kansas, Nebraska, New Mexico, Oklahoma, South Dakota, Texas, and Wyoming, 1999-2004

This report contains the major findings of a 1999-2004 assessment of water quality in the High Plains aquifer. It is one of a series of reports by the National Water-Quality Assessment (NAWQA) Program that present major findings for principal and other aquifers and major river basins across the Nation. In these reports, water quality is discussed in terms of local, regional, State, and national issues. Conditions in the aquifer system are compared to conditions found elsewhere and to selected national benchmarks, such as those for drinking-water quality. This report is intended for individuals working with water-resource issues in Federal, State, or local agencies, universities, public interest groups, or the private sector. The information will be useful in addressing a number of current issues, such as drinking-water quality, the effects of agricultural practices on water quality, source-water protection, and monitoring and sampling strategies. This report is also for individuals who wish to know more about the quality of ground water in areas near where they live and how that water quality compares to the quality of water in other areas across the region and the Nation. The water-quality conditions in the High Plains aquifer summarized in this report are discussed in greater detail in other reports that can be accessed in Appendix 1 of http://pubs.usgs.gov/pp/1749/. Detailed technical information, data and analyses, collection and analytical methodology, models, graphs, and maps that support the findings presented in this report in addition to reports in this series from other basins can be accessed from the national NAWQA Web site (http://water.usgs.gov/nawqa). This report accompanies the detailed and technical report of water-quality conditions in the High Plains aquifer 'Water-quality assessment of the High Plains aquifer, 1999-2004' (http://pubs.usgs.gov/pp/1749/)

Circular↗

Index of surface-water records to September 30, 1970: Part 9. - Colorado River basin

This report lists the streamflow and reservoir stations in the Colorado River basin for which records have been or are to be published in reports of the Geological Survey for periods through September 30, 1970. It supersedes Geological Survey Circular 579. It was updated by personnel of the Data Reports Unit, Water Resources Division, Geological Survey.

Arizona, California, Colorado, Nevada, New Mexico,↗

Index of surface-water records to September 30, 1970; Part 10. - The Great Basin

This report lists the streamflow and reservoir stations in The Great Basin for which records have been or are to be published in reports of the Geological Survey for periods through September 30, 1970. It supersedes Geological Survey Circular 580. It was updated by personnel of the Data Reports Unit, Water Resources Division, Geological Survey.

California, Nevada, Oregon, Utah, Wyoming↗

Simulated effects of 1994 salt-mine collapse on ground-water flow and land subsidence in a glacial aquifer system, Livingston County, New York

This report describes the hydrogeology of the Genesee Valley and the effects of the ceiling collapse of the Retsof salt mine on the aquifer system. It discusses the origin and character of glacial sediments; the occurrence, flow directions, and chemical quality of water in the aquifer system before the collapse; the effects of the collapse on the aquifer system in terms of land subsidence, water-level declines, changes in water quality, and exsolution of natural gas, and design and calibration of the ground-water-flow model. It also presents results of flow-model simulations, including an estimated ground-water budget and graphs showing the simulated water-level recovery; and results of subsidence simulations, including maps and graphs showing the extent of land subsidence.

New York↗

Water resources data, Florida water year 2000. Volume 1A. Northeast Florida surface water

The Water Resources Division of the U.S. Geological Survey, in cooperation with State agencies, obtains a large amount of data pertaining to the water resources of Florida each water year. These data, accumulated during many water years, constitute a valuable data base for developing an improved understanding of the water resources of the State. To make these data readily available to interested parties outside the Geological Survey, the data are published annually in this report series entitled "Water Resources Data - Florida."

Florida↗

Water resources data, Florida, water year 1995; Volume 1A. Northeast Florida surface water

The Water Resources Division of the U.S. Geological Survey, in cooperation with State agencies, obtains a large amount of data pertaining to the water resources of Florida each water year. These data, accumulated during many water years, constitute a valuable data base for developing an improved understanding of the water resources of the State. To make these data readily available to interested parties outside the Geological Survey, the data are published annually in this report series entitled "Water Resources Data - Florida."

Florida↗

Water resources data, Florida, water year 1996; Volume 2A. South Florida surface water

The Water Resources Division of the U.S. Geological Survey, in cooperation with State, County, and other Federal agencies, obtains a large amount of data pertaining to the water resources of Florida each water year. These data, accumulated during many water years, constitute a valuable data base for developing an improved understanding of the water resources of the State. To make these data readily available to interested parties outside the Geological Survey, the data are published annually in this report series entitled "Water Resources Data - Florida, Volume 2A: South Florida Surface Water and Volume 2B: South Florida Ground Water."

Florida↗

Water resources data, Florida, water year 1997; Volume 1A. Northeast Florida surface water

The Water Resources Division of the U.S. Geological Survey, in cooperation with State agencies, obtains a large amount of data pertaining to the water resources of Florida each water year. These data, accumulated during many water years, constitute a valuable data base for developing an improved understanding of the water resources of the State. To make these data readily available to interested parties outside the Geological Survey, the data are published annually in this report series entitled "Water Resources Data - Florida."

Florida↗

Water resources data for Michigan, water year 1972; Part 1, Surface water records

Surface-water records for the 1972 water year for gaging stations, partial-record stations, and miscellaneous sites within the State of Michigan are given in this report. For convenience there are also included records for a few pertinent gaging stations in bordering States. The records were collected and computed by the Water Resources Division of the U.S. Geological Survey, under the direction of T. R. Cummings, district chief. These data represent that portion of the National Water Data System collected by the U.S. Geological Survey and cooperating State and Federal agencies in Michigan. Records of discharge and stage of streams, and contents and stage of lakes or reservoirs are published in a series of U.S. Geological Survey water-supply papers entitled "Surface Water Supply of the United States". Through September 30, 1960, these water-supply papers were in an annual series and since then are in a 5-year series. Since 1951 there have been 20 volumes in the series; each volume covered an area whose boundaries coincided with those of certain natural drainage areas. The records in Michigan were contained in Part 4 of that series. Beginning with the 1961 water year, streamflow records and related data have been released by the Geological Survey in annual reports on a State-boundary basis. Distribution of these basic-data reports is limited and primarily for local needs.

Michigan↗

Water resources data for Michigan, water year 1973; Part 1, Surface water records

Surface-water records for the 1973 water year for gaging stations, partial-record stations, and miscellaneous sites within the State of Michigan are given in this report. For convenience there are also included records for a few pertinent gaging stations in bordering States. The records were collected and computed by the Water Resources Division of the U.S. Geological Survey, under the direction of T.R. Cummings, district chief. These data represent that portion of the National Water Data System collected by the U.S. Geological Survey and cooperating State and Federal agencies in Michigan. Records of discharge and stage of streams, and contents and stage of lakes or reservoirs are published in a series of U.S. Geological Survey water-supply papers entitled "Surface Water Supply of the United States". Through September 30, 1960, these water-supply papers were in an annual series and since then are in a 5-year series. Since 1951 there have been 20 volumes in the series; each volume covered an area whose boundaries coincided with those of certain natural drainage areas. The records in Michigan are contained in Part 4 of that series. Beginning with the 1961 water year, streamflow records and related data have been released by the Geological Survey in annual reports on a State-boundary basis. Distribution of these basic-data reports is limited and primarily for local needs.

Michigan↗

Overview of environmental and hydrogeologic conditions at McGrath, Alaska

The remote village of McGrath along the Kuskokwim River in southwestern Alaska has long cold winters and short summers. The village is located on the flood plain of the Kuskokwim River and obtains drinking water for its 533 residents from the Kuskokwim River. Surface spills and disposal of hazardous materials combined with frequent flooding of the Kuskokwim River could affect the quality of the drinking water. Alternative drinking-water sources are available but at greater cost than existing supplies. The Federal Aviation Administration (FAA) owns or operates airport support facilities in McGrath and wishes to consider the subsistence lifestyle of the residents and the quality of the current environ- ment when evaluating options for remediation of environmental contamination at their facilities. This report describes the history, socioeconomics, physical setting, ground- and surface-water hydrology, geology, climate, vegetation, soils, and flood potential of the areas surrounding the FAA facilities near McGrath.

Open-File Report↗