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Federal
Small Watershed Hydrology (WinTR-55)
Department of Agriculture —
WinTR-55 is a single-event rainfall-runoff small watershed hydrologic model. The model generates hydrographs from both urban and agricultural areas and at selected... -
Federal
Streams Ecological Integrity (SEI) Site and Event Data for the Rocky Mountain Network (ROMN): 2007-2024 – Data Package
Department of the Interior —
This data package provides basic information such as date, time, and location information for each streams site and each sampling event for the Rocky Mountain... -
Federal
Environmental Monitoring and Assessment Program (EMAP)
U.S. Environmental Protection Agency —
The Environmental Monitoring and Assessment Program (EMAP) was a national research program run by EPA’s Office of Research and Development from 1990 to 2008 to... -
Federal
Streams Ecological Integrity (SEI) Macroinvertebrates Data for the Rocky Mountain Network (ROMN): 2007-2022 – Data Package
Department of the Interior —
Streams Ecological Integrity (SEI) Macroinvertebrate data package at Glacier National Park, Grant-Kohrs Ranch Historical Site, Little Bighorn Battlefield National... -
Federal
USGS Surface-Water Data for the Nation - National Water Information System (NWIS)
Department of the Interior —
The USGS compiles online access to water-resources data collected at approximately 1.5 million sites in all 50 States, the District of Columbia, Puerto Rico, the... -
State
Fish Stocking Lists (Actual): Beginning 2011
State of New York —
DEC stocks approximately 900,000 pounds of fish into more than 1,200 public streams, rivers, lakes and ponds across the state. Also included in the data are public... -
Federal
Reynolds Creek Experimental Watershed, Idaho (Discharge)
Department of Agriculture —
Reynolds Creek Experimental Watershed discharge records are available for 13 stations with varying lengths of record ranging from 8 to 34 years. The U.S. Department... -
Federal
Data for: A field-based model of the relationship between extirpation of salt-intolerant benthic invertebrates and background conductivity
U.S. Environmental Protection Agency —
The data is provided in 2 zip files that share site identifiers. One data set contains biological (genus benthic invertebrate) data (Data Biological.zip) and the... -
Federal
Glacier National Park Citizen Science Base Layers
Department of the Interior —
Various base/reference layers used in Glacier National Park's Crown of the Continent Research Learning Center's Citizen Science team's public mapping products. Each... -
Federal
Wadeable Streams Assessment Data
U.S. Environmental Protection Agency —
The Wadeable Streams Assessment (WSA) is a first-ever statistically-valid survey of the biological condition of small streams throughout the U.S. EPA worked with the... -
State
MD iMAP: Maryland Water Quality - Tier II High Quality Waters 2012
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. The intent of this dataset is for it to be used to produce maps and provide... -
State
MD iMAP: Maryland Gauges - Tide Gauge Locations
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. This data layer shows the locations of NOAA tide gauges in Maryland.... -
Federal
BLM OR Non Native Arc Hub
Department of the Interior —
FISH_NON_NATIVE_ARC: This feature class is used to determine whether a particular non-native fish species is present in a stream, which can affect protection buffer... -
Federal
Revision of National Index of Watershed Integrity
U.S. Environmental Protection Agency —
Datasets contain original and revised Index of Watershed Integrity (IWI) and Index of Catchment Integrity (ICI), as well as sub-components that were used to develop... -
Federal
National Rivers and Streams Assessment 2018-2019 Date files for report "National Rivers and Streams Assessment: The Third Collaborative Survey"
U.S. Environmental Protection Agency —
The National Rivers and Streams Assessment (NRSA) is a statistical survey of the condition of our nation's perennial rivers and streams. It is designed to provide... -
Federal
Streams Monitoring Database, 2011-2018
Department of the Interior —
Relational MS Access database that holds all data from monitoring streams in the Klamath I&M Network. Observations of stream characteristics (physical, chemical,... -
County
King County Ambient Streams Monitoring - Gaging Details
King County, Washington —
This dataset contains information on gaging locations associated with King County ambient stream monitoring program sites, including their status, location, and... -
State
Current Season Spring Trout Stocking
State of New York —
DEC stocks close to 2 million catchable-size brook, brown, and rainbow trout in over 309 lakes and ponds and roughly 2,900 miles of streams across the state each...