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1125 Titles Match Your Query
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1. Environment and Water Quality Data Associated with Industrial Projects on Land and Offshore for the Northwest Territories - Canada [CANEMRCCRSNWTENVIRO]
This dataset includes site location and pollutant concentration. The pollutants identified are: heavy metals, major elements, microbiological characteristics, industrial pollutants, oils/hydrocarbons, ...


2. Acidic Surface Waters of the Conterminous United States GIS Data for the EPA Clean Air Mapping and Analysis Program (C-MAP) [A_Water_EPA]
This coverage contains information about estimates of current acid-base status of surface waters in National Surface Water Survey regions in the conterminous U.S., as reported in the National Acid ...


3. Assay of Wild Salmonids for presence of Myxobolus cerebralis [MSU_AWS]
Results of assay for M. cerebralis myxospores by digest wild juvenile salmonids recovered in the Clackamas River (OR) basin.


4. Assessment of Nitrogen Loading in the Upper Connecticut River Basin, New Hampshire, Vermont, and Massachusetts [USGS_CT_NLOAD]
The primary pollutant contributing to hypoxia in Long Island Sound (LIS) is nitrogen. The U.S. Geological Survey (USGS), in cooperation with the New England Interstate Water Pollution Control Commission ...


5. Atlantic Salmon Watersheds [gomc_359]
Welcome to PEARL's focus on the Atlantic Salmon Watersheds. These pages are being designed to provide direct access to key data sets and information summaries for the salmon watersheds. Completion ...


6. BALANS Hydro1K Basin [BALANS_Hydro1K]
Examination of the existing drainage basin delineation at "Baltic Sea region GIS, maps and statistical database" (digitized after a drainage basin definition done in 1986) in comparison with the Hydro1k ...


7. Benthic-invertebrate, fish-community, and streambed-sediment-chemistry data for steams in the Indianapolis metropolitan area, Indiana, 2009-2012 [USGS_IndianapolisMetroStreams]
Aquatic-biology and sediment-chemistry data were collected at seven sites on the White River and at six tributary sites in the Indianapolis metropolitan area of Indiana during the period 2009 through ...


8. Biological River Water Quality Dataset for Ireland [Ireland_EPA_River_Quality]
This database IV dataset holds details of all rivers and the individual locations surveyed since 1971. Details include river name, EPA Code, National Grid_REFERENCEs of sample locations and of river/stream ...


9. Centralized Database - CDBS 2.0, from the USDA National Water and Climate Center [USDA0192]
CDBS 2.0 contains snow, water, climate, and related hydrologic information for the U.S., Carribean, and South Pacific. Some datasets are regional (snow and water). It is a national dataset physically ...


10. Changes in Streamflow, Concentrations, and Loads in Selected Nontidal Basins in the Chesapeake Bay Watershed, 1985-2006 [USGS_OFR_2007_1372]
Water-quality and streamflow data from 34 sites in nontidal parts of the Chesapeake Bay watershed are presented to document annual nutrient and sediment loads and trends for 1985 through 2006, as ...


11. Chemistry of Atmospheric Deposition - Effects on Agriculture, Forestry, Surface Waters, and Material [USDA0422]
The "Chemistry of Atmospheric Deposition - Effects on Agriculture, Forestry, Surface Waters, and Material" is a dataset that contains weekly measurements of rainfall and chemistry, including pH, conductivity, ...


12. Chemistry of Stream Sediments and Surface Waters in New England [USGS_OFR_2004_1026]
This online publication portrays regional data for pH, alkalinity, and specific conductance for stream waters and a multi-element geochemical dataset for stream sediments collected in the New England ...


13. Chinese Water Resources; WDC-D [EARTH_LAND_WDCD_WATER1]
Data on water resources in China includes: a) the area of the watershed, length, runoff depth, annual precipitation, average discharge, eigenvalue of river sediments, distribution of ...


14. Clean Beaches and Streams Program [gomc_163]
Salem Sound Coastwatch is a non-profit coastal watershed association that works with government agencies, businesses, other nonprofit organizations and citizens from the communities of Manchester, ...


15. Climate Database for the Long-Term Ecological Research Network (LTER) [LTER_CLIMDB]
The National Science Foundation's (NSF) Long-Term Ecological Research (LTER) program and many U. S. Forest Service Experimental Research Stations collect ...


16. Concentration of Biochemical Oxygen Demand (BOD) in Rivers, Lakes and Groundwater [geodata_1824]
BOD, Biological Oxygen Demand, gives an indication of the amount of organic matter present in water bodies. A certain amount of BOD is always present in water bodies, usually around 2 mg/l O2, while ...


17. Concentration of Nitrogen (NO3+NO2) in Rivers, Lakes and Groundwater [geodata_1825]
In water, nitrogen (N) occurs as nitrates (NO3-) and nitrites (NO2-). These are naturally occurring ions that are part of the nitrogen cycle. Nitrate is used mainly in inorganic fertilizers, and sodium ...


18. Concentrations of Nutrients, Pesticides, and Suspended Sediment in the Karst Terrane of the Sinking Creek Basin, Kentucky, 2004 [USGS_OFR_2006_1091]
Water samples were collected in streams and springs in the karst terrane of the Sinking Creek Basin in 2004 as part of study in cooperation with the Kentucky Department of Agriculture. A total of ...


19. Contribution of Atmospheric Deposition to Pesticide Loads in Surface Water Runoff [USGS_OFR_2005_1307]
A 3.5-year study was conducted to determine the signifcance of atmospheric deposition to the pesticide concentrations in runoff. Both wet and dry atmospheric depostion were collected at six sites ...


20. DIGITIZED OUTLINE OF BRITISH RIVER CATCHMENTS [EIC15]
Over 600 river catchments digitized from OS 1:50K maps, for use in acidification studies.


21. Data on freshwater and hydrochemistry in the Antarctic Peninsula region. [CNDP-ESP_GEOANT-UAM_Freshwater]   PARENT METADATA
In English: Surface freshwater, snow and groundwater studies in the Antarctic Peninsula region and Ellsworth Mountains. Hydrochemical data. From projects of the research group on Geology of the University ...


22. Data on geomorphology, neotectonics, soils, permafrost and freshwater in the Antarctic Peninsula region. [CNDP-ESP_GEOANT-UAM]   CHILD METADATA
In English: This dataset contains registered data on studies carried out by the research group on Geology from the University Autonoma of Madrid (GEOANT). Data about geomorphology, neotectonics, ...


23. Digital Data Sets Describing Water Use, Toxic Chemical Releases, Metropolitan Areas, and Population Density of the Conterminous United States [USGS_OFR_99-78]
This report contains digital data sets describing water use, toxic chemical releases, metropolitan areas, and population density of the conterminous United States. The data source for the water-use ...


24. Dissolved Pesticide and Organic Carbon Concentrations Detected in Surface Waters, Northern Central Valley, California, 2001-2002 [USGS_OFR_2004_1214]
Field and laboratory studies were conducted to determine the effects of pesticide mixtures on Chinook salmon under various environmental conditions in surface waters of the northern Central Valley ...


25. Distribution of Tubifex tubifex lineages and Myxobolus cerebralis infection in the San Juan River, New Mexico [MSU_20]
A 2 km reach of the Navajo Dam tailwater of the San Juan River, NM was sampled in August and December 2001 and June 2002 to characterize environmental factors influencing the distribution and density ...


26. ERF1 -- Enhanced River Reach File 1.2 [USGS_erf1]
ERF1 was designed to be a digital data base of river reaches capable of supporting regional and national water-quality and river-flow modeling and transport investigations in the water-resources community. ...


27. ERF1-2 -- Enhanced River Reach File 2.0 [USGS_erfi-2]
This report describes the process of enhancements to the stream reach network, ERF1, which is an enhanced version of EPA's RF1. The U.S. Environmental Protection Agency's reach file (RF1) is a database ...


28. Ecosystem metabolism for an arctic warm spring-stream (Ivishak Hot Spring, Alaska) [ecosystem_metabolism_for_an_arctic_warm_spring-stream_ivishak_hot_spring_alaska]
We investigated the productivity of a perennial, Arctic spring-stream. Ivishak Spring has the stable discharge (~131 L/s) and temperature (~4-8oC) typical for springs. It is unusual, however, in having ...


29. Effects of Temperature, Photoperiod and Myxobolus cerebralis Infection on Growth, Reproduction and Survival of Tubifex tubifex Lineages [MSU_19]
Monocultures of lineages III and VI from 2001 San Juan River collections were subjected to infection (0 and 500 myxospores/worm), a range of temperature (5oC, 17oC, and 27oC), and diurnal photoperiod ...


30. Effects of Wildfire and Prescribed Fire on Stream Ecosystems in Central Idaho, Western Montana, and Western Oregon, 2001-2011 [USGS_FRESC_Fire_StreamEcosystems]
ABSTRACT: This record documents the fields of datasets (which are contained in Microsoft Excel spreadsheets and MS Access databases) that describe upland, riparian, and stream ecosystems in the following ...


31. Emergency Response and Notification System (ERNS) [EPA0147]
The "Emergency Response Notification System" (ERNS) ERNS is a national database used to store information on releases of oil and hazardous substances. Its primary purpose is to standardize ...


32. Environmental Display Manager (EDM) [EPA0156]
The "Environmental Display Manager (EDM)" is a database which ties together national on-line databases that contain spatial and attribute information on industrial and municipal dischargers, drinking ...


33. Environmental Monitoring and Assessment Program (EMAP) [EPA0158]   CHILD METADATA
The "Environmental Monitoring and Assessment Program (EMAP)" was developed in 1988 for the purpose of estimating the current status, changes, and trends in indicators of the condition ...


34. Europe's Waterbase - Rivers [EEA_WATERBASE_RIVERS]
Waterbase is the generic name given to the EEA's databases on the status and quality of Europe's rivers, lakes, groundwater bodies and transitional, coastal and marine waters, and on the ...


35. Field Parameters Data (Levesque) [USGS_SOFIA_levesque_field_params]
In 1996, the U.S. Geological Survey began a 4-year study of the flow and nutrient characteristics of three major streams that drain parts of the Everglades National Park. An upward looking acoustic ...


36. Flow Data (Levesque) [USGS_SOFIA_levesque_flow]
In 1996, the U.S. Geological Survey began a 4-year study of the flow and nutrient characteristics of three major streams that drain parts of the Everglades National Park. An upward looking acoustic ...


37. Flow Velocity and Sediment Data Collected During 1990 and 1991 at National Canyon, Colorado River, Arizona [USGS_DS_2007_246]
During 1990 and 1991, a series of research flows were released from Glen Canyon Dam. Data collected at the streamflow-gaging station on the Colorado River above National Canyon near Supai from that ...


38. Freshwater Flows to Northeastern Florida Bay [USGS_SOFIA_freshwtr_flow]
In 1995, the U.S. Geological Survey (USGS) began a study to gage several major creeks that discharge freshwater into northeastern Florida Bay. This study provides flow, salinity, and water-level data ...


39. GIS Coverage for the National Water-Quality Assessment (NAWQA) Program Retrospective Database for Nutrients in Surface Water: Monitoring Locations [NAWQAHIS]
The retrospective database is a compilation of historical water-quality and ancillary data collected before NAWQA Study Units initiated sampling in 1993. This coverage contains the point locations ...


40. GIS Coverage of the National Water-Quality Assessment (NAWQA) Program Trace Elements Sampling Sites for the EPA Clean Air Mapping and Analysis Program (C-MAP) [NAWQA_TE]
This is a point coverage of the sampling sites for the U.S. Geological Survey National Water-Quality Assessment (NAWQA) Program Study-Unit investigations of Trace Elements for the conterminous United ...


41. GIS Coverage of the National Water-Quality Assessment Study-Unit Investigations in the conterminous United States (NAWQA) [NAWQA]
This is a coverage of the boundaries and codes used for the U.S. Geological Survey National Water-Quality Assessment (NAWQA) Program Study-Unit investigations for the conterminous United States, excluding ...


42. Generalized Lithology and Lithogeochemical Character of Near-Surface Bedrock in the New England Region [USGS_OFR_2003_225]
This geographic information system (GIS) data layer shows the dominant lithology and geochemical, termed lithogeochemical, character of near-surface bedrock in the New England region covering the ...


43. Geologic Framework and Processes of the Lake Pontchartrain Basin [USGS_PONTCHARTRAIN]
Lake Pontchartrain and adjacent lakes in Louisiana form one of the larger estuaries in the Gulf Coast region. The estuary drains the Pontchartrain Basin (at right), an area of over 12,000 km2 situated ...


44. Ground-Water Reconnaissance of the Bijou Creek Watershed, South Lake Tahoe, California, June-October 2003 [USGS_OFR_2005_1329]
A ground-water reconnaissance study of the Bijou Creek watershed in South Lake Tahoe, California was done during the summer and early fall of 2003. This study provides basic hydrologic data for a ...


45. Hydrogen and Oxygen Isotopic Ratios of River Water in the Drainage System of the Omono River [OMONOR]
Hydrogen and oxygen isotopic ratios of river water were measured at 29 points in the drainage of the Omono River and also at 19 points in a small drainage located north of the Omono drainage. The ...


46. Hydrogeologic Units in the Black Hills area, South Dakota [USGS_ofr00471_hydrogeo]
This data set was created as part of the Black Hills Hydrology Study (BHHS). The BHHS is a long-term investigation that was initiated in 1990 as a cooperative effort between the U.S. Geological Survey ...


47. Hydrologic Data Summary for the St. Lucie River Estuary, Martin and St. Lucie Counties, Florida, 1998-2001 [USGS_OFR_2004_1265]
A hydrologic analysis was made at three canal sites and four tidal sites along the St. Lucie River Estuary in southeastern Florida from 1998 to 2001. The data included for analysis are stage, 15-minute ...


48. IAI-FinalReport_ISP1_003 Nitrogen Transport and Transformations: A Regional and Global Analysis [IAIDIS436]
This dataset refers to the Final Report of the ISP round I project number 003, which has the name "NITROGEN TRANSPORT AND TRANSFORMATIONS: A REGIONAL AND GLOBAL ...


49. IOWA Rivers Information System [IRIS]
The Iowa Rivers Information System (IRIS) provides a comprehensive access point for obtaining physical, chemical and biological information for Iowa's interior streams and ...


50. Interior Columbia Basin Ecosystem Management Project [ICBEMP]
The mission of The Interior Columbia Ecosystem Management Project (ICBEMP) is to develop a scientifically sound and ecosystem based strategy for forest and rangelands administered by the Forest Service ...


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