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State
Glacial Lakes and the Champlain Sea
Vermont Center for Geographic Information —
This dataset is a compilation of glacial lake shoreline data based on surficial geologic mapping in New England and New York from 1937-2019. Data are derived from 0.7... -
State
Quaternary Geology Cross Section Lines
State of Connecticut —
Connecticut Quaternary Geology Geologic Basin Divides includes the drainage basins divides appearing on Sheet 1 of the The Quaternary Geologic Map of Connecticut and... -
State
i08 LandslideSymbology SacramentoValley
State of California —
This data set is a series of polylines denoting the symbology for landslides; generally showing direction of movement downhill. These features were added to the... -
State
i08 GeologicStructures SacramentoValley
State of California —
This data set is a series of polylines denoting the major geologic structures of the Sacramento Valley as mapped in USGS Professional Paper 1359, "Late Cenozoic... -
State
Geologic Formations
State of Maryland —
This file of geologic unit polygons is for educational use. There are known errors and omissions. The file is part of a recompilation of the 1968 Geologic Map of... -
State
Radon Data
State of Oregon —
The polygons in this feature class are geologic map units assigned a radon potential rank, based on three major geologic factors: geologic materials, aerial... -
State
Washington_County_2022_SurficialGeologicDeposits
State of Maryland —
This layer contains data concerning the location and characteristics of unconsolidated Quaternary deposits within Washington county. This geodatabase contains... -
State
Quaternary Geology LIS End Moraine
State of Connecticut —
Connecticut Quaternary Geology Long Island Submerged Marine Fluvial-Estuarine, Channel-Fill Deposits identifies early postglacial, channel-fill deposits submerged in... -
State
Bedrock Outcrop Polygons Compilation
Vermont Center for Geographic Information —
A compilation of bedrock outcrops as points and/or polygons from 1:62,500 and 1:24,000 geologic mapping by the Vermont Geological Survey, the United States Geological... -
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
Surficial Aquifer Potential
State of Connecticut —
This map has been prepared for statewide ground water resource protection, water management, non-point source pollution prevention, and land use planning. The map was... -
State
Quaternary Geology LIS Deltaic 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
Bedrock Geologic Map of Vermont - Units
Vermont Center for Geographic Information —
The 2011 Bedrock Geologic Map of Vermont (1:100,000 scale) was created to integrate detailed (1:12,000- to 1:24,000-scale) modern mapping with the theory of plate... -
State
Quaternary Geology
State of Connecticut —
See full Data Guide here. Quaternary Geology Feature Set is 1:24,000-scale data that illustrates the geologic features formed in Connecticut during the Quaternary... -
State
Bedrock Geologic Map of Vermont - Faults and Contacts
Vermont Center for Geographic Information —
The 2011 Bedrock Geologic Map of Vermont (1:100,000 scale) was created to integrate detailed (1:12,000- to 1:24,000-scale) modern mapping with the theory of plate... -
State
Washington_County_2022_GeologicFormations
State of Maryland —
This layer contains data concerning the location and characteristics of bedrock, mappable geologic units, within Washington county. This geodatabase contains geologic... -
State
Landslides
Vermont Center for Geographic Information —
This compilation includes sites from existing county-wide landslide inventories, Vermont Geological Survey surficial geologic maps and publications, and sites from... -
State
Washington_County_2022_GeologicContactsAndFaults
State of Maryland —
This layer contains data concerning the location and characteristics of contacts and faults within Washington county. This geodatabase contains geologic data from... -
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
Glacial Sediment Thickness
State of Connecticut —
Thickness of Glacial Sediment in Connecticut and Long Island Sound Set: The Thickness of Glacial Sediments in Connecticut and the Long Island Sound Basin layer...