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State
VT Priority Lake/Pond
Vermont Center for Geographic Information —
Vermont List of Priority Surface Waters outside CWA Section 303(d) is divided in to 4 parts; Parts B, D, E and F. The four-part list has managed by the Vermont... -
State
Flow Direction
State of Oregon —
The National Hydrography Dataset (NHD) is a feature-based database that interconnects and uniquely identifies the stream segments or reaches that make up the nation's... -
State
Dam Facilities
State of Oregon —
This data layer is an element of the Oregon GIS Framework. Large dams are defined by a dam height >= 10 feet and storage of >= 9.2 acre feet. These larger dams... -
State
Statewide Levee
State of Oregon —
This is a dataset download, not a document. The Open button will start the download.The levee lines feature class is an inventory of levee lines representing the... -
State
303(d) watershed
Vermont Center for Geographic Information —
Section 303(d) of the federal Clean Water Act requires Vermont, every two years, to prepare a list of all surface waters in the state for which beneficial uses - such... -
State
Waterbody - Small Scale
State of Oregon —
The National Hydrography Dataset (NHD) is a feature-based database that interconnects and uniquely identifies the stream segments or reaches that make up the nation's... -
State
River Main Stem Waterbodies (WBID)
Vermont Center for Geographic Information —
Identification number, name and geographic description of the major river segments in Vermont according to the Water Body Identification system used to identify... -
State
Oregon Channel Migration
State of Oregon —
Channel migration is the natural process by which streams move laterally over time. It is typically a gradual phenomenon that works over many years to effect... -
State
Connecticut Dams - Public Use
State of Connecticut —
Connecticut Dams is a 1:24,000 scale spatial data developed for use by the Dam Safety Section of the Inland Water Resources Division, Bureau of Water Protection and... -
State
Cold Water Habitat Sites
State of Connecticut —
Cold water habitat was determined using available fish and water temperature data collected by the CT DEEP Monitoring and Assessment and Inland Fisheries Programs.... -
State
Private Wells
Vermont Center for Geographic Information —
Private wells in this layer come from the Department of Environmental Conservation's Water Supply Data Composite. Managed by the Water Supply Division's Well Driller... -
State
303(d) lake/pond
Vermont Center for Geographic Information —
Section 303(d) of the federal Clean Water Act requires Vermont, every two years, to prepare a list of all surface waters in the state for which beneficial uses - such... -
State
305b Assessed 2014 River, Lake, Estuary Set
State of Connecticut —
305b Assessed 2014 River Lake Estuary Set: Connecticut 305b Assessed River 2014 is a 1:24,000-scale, line feature-based layer that includes rivers that have been... -
State
Point Event
State of Oregon —
The National Hydrography Dataset (NHD) is a feature-based database that interconnects and uniquely identifies the stream segments or reaches that make up the nation's... -
State
Stormwater Impaired Watersheds
Vermont Center for Geographic Information —
Stormwater impaired watersheds occuring on both the Priority Waters (Part D - Completed TMDL) and 303(d) list of waters (Part A - need TMDL) The Vermont State... -
State
Flowline - Large Scale
State of Oregon —
The National Hydrography Dataset (NHD) is a feature-based database that interconnects and uniquely identifies the stream segments or reaches that make up the nation's... -
State
Connecticut Historic Shoreline, Wetlands
State of Connecticut —
Connecticut Historic Shoreline Wetlands: 1880s NOS T-Sheet Shoreline Features is a 1:10,000-scale, line feature-based layer that includes information depicting... -
State
303(d) streams/river
Vermont Center for Geographic Information —
Section 303(d) of the federal Clean Water Act requires Vermont, every two years, to prepare a list of all surface waters in the state for which beneficial uses - such...