-
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... -
Hydrography Lines 2021
District of Columbia —
This layer contains hydrography such as streams, rivers, and other linear hydrography features. Hidden hydrography, inferred drainage connectors, or culverts connect... -
Hydrography Lines 2017
District of Columbia —
Hydrography lines. The dataset contains polylines representing planimetric hydrography, created as part of the DC Geographic Information System (DC GIS) for the D.C.... -
State
Dams
Vermont Center for Geographic Information —
This dataset is generated from Dam Inventory. The inventory is managed by the VT DEC's Dam Safety and Hydrology Section and contains information about Vermont's dams.... -
Federal
BLM AZ Wild and Scenic Rivers
Department of the Interior —
This dataset includes selected rivers in the United States preserved for possessing outstandingly, remarkable scenic, recreational, geologic, fish and wildlife,... -
University
GNIS: Oilfields, Mines, Dams, Towers, Man-made structures
Earth Data Analysis Center, University of New Mexico —
The Geographic Names Information System (GNIS) actively seeks data from and partnerships with Government agencies at all levels and other interested organizations.... -
State
Named Waterbody Poly
State of Connecticut —
Named Waterbody is a 1:24,000-scale, polygon and line feature-based layer that includes all named waterbodies depicted on the U.S. Geological Survey (USGS) 7.5 minute... -
Federal
National Wild and Scenic River Segments (Feature Layer)
Department of Agriculture —
This polyline feature class depicts the classification of each wild and scenic river segment designated by Congress and the Secretary of the Interior for the United... -
Federal
BIL and IRA Funded Projects, Fiscal Years 2022-2025
Department of the Interior —
On November 15, 2021, President Biden signed the Bipartisan Infrastructure Law (BIL), which invests more than $13 billion directly in Tribal communities across the... -
State
Hydrography Line
State of Connecticut —
Connecticut Hydrography Set: Connecticut Hydrography Line includes the line features of a layer named Hydrography. Hydrography is a 1:24,000-scale, polygon and line... -
Combined Sewer Outfall Sewer Shed
District of Columbia —
DC Water operates a wastewater collection system comprised of "separate" and "combined" sewers. Approximately two-thirds of the District is served by a separate sewer... -
State
14-digit HU NGDA
State of Oregon —
Abstract: This file contains Hydrologic Unit (HU) polygon boundaries for the United States, Puerto Rico, and the U.S. Virgin Islands. The data is a seamless National... -
State
10-digit HU (Watershed) NGDA
State of Oregon —
Abstract: This file contains Hydrologic Unit (HU) polygon boundaries for the United States, Puerto Rico, and the U.S. Virgin Islands. The data is a seamless National... -
State
Priority Barriers
State of Oregon —
Fish passage barriers include both natural and artificial obstructions that either block or impede fish passage or have the potential to block or impede fish passage.... -
State
Quaternary Geology LIS Lacustrine Fan Deposits
State of Connecticut —
Connecticut Quaternary Geology Long Island Submerged Marine Fluvial-Estuarine, Channel-Fill Deposits identifies early postglacial, channel-fill deposits submerged in... -
State
Quaternary Geology LIS Channel-Fill Deposits
State of Connecticut —
Connecticut Quaternary Geology Long Island Submerged Marine Fluvial-Estuarine, Channel-Fill Deposits identifies early postglacial, channel-fill deposits submerged in... -
State
Named Waterbody Line
State of Connecticut —
Named Waterbody is a 1:24,000-scale, polygon and line feature-based layer that includes all named waterbodies depicted on the U.S. Geological Survey (USGS) 7.5 minute... -
State
WBDLine NGDA
State of Oregon —
Abstract: This file contains Hydrologic Unit (HU) polygon boundaries for the United States, Puerto Rico, and the U.S. Virgin Islands. The data is a seamless National... -
Hydrography Lines 2019
District of Columbia —
Hydrography lines. The dataset contains polylines representing planimetric hydrography, created as part of the DC Geographic Information System (DC GIS) for the D.C.... -
University
GNIS: Man-made features/structures (2013)
Earth Data Analysis Center, University of New Mexico —
The Geographic Names Information System (GNIS) is the Federal standard for geographic nomenclature. The U.S. Geological Survey developed the GNIS for the U.S. Board...