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State
California Fish Passage Assessment Database [ds69]
State of California —
The Passage Assessment Database (PAD) geospatial file contains locations of known and potential barriers to salmonid migration in California streams with additional... -
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... -
Federal
LISTOS New Haven Ground Site Data
National Aeronautics and Space Administration —
LISTOS_Ground_NewHaven_Data is the Long Island Sound Tropospheric Ozone Study (LISTOS) ground site data collected at the New Haven ground site during the LISTOS field... -
Federal
PacIOOS Water Quality Sensor Partnership Program 007: Dausokele Estuary, Pohnpei, FSM
National Oceanic and Atmospheric Administration, Department of Commerce —
The nearshore sensors are part of the Pacific Islands Ocean Observing System (PacIOOS) and are designed to measure a variety of ocean parameters at fixed point... -
State
305b Assessed 2020 River, Lake, Estuary 2020 Set
State of Connecticut —
305b Assessed River, Lake, Estuary 2020: Connecticut 305b Assessed River 2020 is a 1:24,000-scale, line feature-based layer that includes rivers that have been... -
Federal
Bermuda Deep Water Caves 2011: Dives of Discovery between 20110607 and 20110627
National Oceanic and Atmospheric Administration, Department of Commerce —
During the three week NOAA Ocean Exploration project, Bermuda Deep Water Caves 2011: Dives of Discovery, our four member deep team, aided by numerous assistants,... -
State
305b Assessed River 2020
State of Connecticut —
305b Assessed River, Lake, Estuary 2020: Connecticut 305b Assessed River 2020 is a 1:24,000-scale, line feature-based layer that includes rivers that have been... -
State
HydroLocation - Headwater, Terminus, Divergence, Confluence, Catchment Outlet NGDA
State of Oregon —
The USGS 3D Hydrography Program (3DHP) ArcGIS REST service (3DHP_all) from The National Map is the first of several data services that will be delivered by the 3D... -
Floodplain General Structures
District of Columbia —
Location and attributes for flood control structures shown on the flood profile and FIRM. This table is required whenever hydraulic structures are shown in the flood... -
Federal
Bermuda: Search for Deep Water Caves 2009 on the R/V Endurance between 20090905 and 20090930
National Oceanic and Atmospheric Administration, Department of Commerce —
Deep-water marine caves are one of the Earth's last largely unexplored frontiers of undiscovered fauna (animal life). More than 150 limestone caves are known to exist... -
State
usgs 3dhp all NGDA
State of Oregon —
The USGS 3D Hydrography Program (3DHP) ArcGIS REST service (3DHP_all) from The National Map is the first of several data services that will be delivered by the 3D... -
State
6-digit HU (Basin) 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
HydroLocation - Sink, Spring, Waterbody Outlet NGDA
State of Oregon —
The USGS 3D Hydrography Program (3DHP) ArcGIS REST service (3DHP_all) from The National Map is the first of several data services that will be delivered by the 3D... -
Federal
LMOS Scientific Aviation In-Situ Data
National Aeronautics and Space Administration —
LMOS_AircraftInSitu_ScientificAviation_Data_1 is the Lake Michigan Ozone Study (LMOS) in-situ data collected onboard the Scientific Aviation aircraft during the LMOS... -
2018 LiDAR - Hydro Enforced Digital Terrain Model
District of Columbia —
The hydro-flattened bare earth DEM was generated using the 2018 DC lidar bare earth points and 3D hydro breaklines to a resolution of 1 m. The bare earth points that... -
State
Polycyclic Aromatic Hydrocarbon Samples - 2011-2023 - OSPR [ds714]
State of California —
Polycyclic aromatic hydrocarbons (PAHs) are a class of organic compounds found in the environment associated with natural and anthropogenic activities such as the... -
State
Soils Drainage Class
State of Connecticut —
Drainage class (natural)" refers to the frequency and duration of wet periods under conditions similar to those under which the soil formed. Alterations of the water... -
State
Cold Water Sites Set
State of Connecticut —
Cold water habitat was determined using available fish and water temperature data collected by the Connecticut Department of Energy and Environmental Protection (CT...