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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... -
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.... -
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... -
County
Hydrologic Information Center - Station Search
King County, Washington —
Search for monitoring stations maintained by King County's Hydrologic Information Center. (use a blank search to see all stations). -
State
Public Fishing Rights Parking Areas
State of New York —
The New York State Department of Environmental Conservation (DEC) maintains a network of Public Fishing Right parking areas along trout streams in New York. This... -
State
MD iMAP: Maryland Waterbodies - Lakes (Detailed)
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Although the State of Maryland has no natural lakes - it has an abundance... -
State
Use Assessment & Attainability Analysis
State of Iowa —
As part of bringing Iowa’s water quality standards into compliance with the federal Clean Water Act, the Iowa Department of Natural Resources assigns designated uses... -
City
Waterlines
City of Bloomington —
This map data layer represents area hydrology waterbody features for the City of Bloomington, Indiana. This includes lakes, ponds, and other water area features. -
City
Jefferson County KY Streams - 2019
Louisville Metro Government —
The Hydrographic Lines (HL_LINE) layer consists of polyline boundaries of water bodies such as lakes, basins, ponds and wet streams within Jefferson County, Kentucky... -
State
2016 Impaired Streams of Iowa
State of Iowa —
This dataset contains line work representing streams and rivers listed as "impaired" in Iowa's 2016 Section 305(b) Water Quality Assessment and the 303(d) Impaired... -
State
Aquatic Biological Monitoring Sampling Locations: Beginning 1980
State of New York —
The Division of Water Stream Biomonitoring Unit (SBU) dataset contains the point sampling locations at which benthic macroinvertebrates, field chemistry, and at some... -
State
MD iMAP: Maryland Stream Health - Stream Wader Sites volunteer collected
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. The sample sites are color coded according to the Benthic Index of Biotic... -
County
Virginia Scenic Rivers
Loudoun County, Virginia —
The Virginia Scenic Rivers Program was enabled by the Virginia Scenic Rivers Act of 1970. Within Loudoun County are two Virginia-designated scenic rivers - Catoctin... -
State
MD iMAP: Maryland Gauges - Stream Gauge Locations
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. AHPS Shapefile - Observations - a shapefile of river and lake observeration... -
State
Salt Water Limit
State of Connecticut —
Salt Water Limit is a 1:24000-scale, line feature-based layer that depicts the approximate salt water limits of watercourses and embayments in coastal Connecticut. It... -
State
MO_2016_Section_303d_Listed_Impaired_Rivers_and_Streams_shp
State of Missouri —
This data set contains Missouri's 2016 Section 303(d) Listed Waters - Rivers and Streams and is a list of certain impaired waters in the State of Missouri. The list... -
State
MD iMAP: Maryland Waterbodies - Rivers and Streams (Detailed)
State of Maryland —
This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov. Line features of rivers and streams (detailed shape) in Maryland. Last... -
County
ccgisdata - Rivers and Streams
Cook County of Illinois —
The Rivers and Streams data set represents, as a single line, the interpreted midline of flowing water features as seen on the aerial photography.