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    StateArchaeologyGridState of Connecticut — This layer denotes the presence of archaeology sites utilizing a grid based on the U.S. National Grid (10,000 m) divided into nine sections per 10,000 m grid. The red...
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    StateCalifornia Fire Perimeters (all)State of California — The California Department of Forestry and Fire Protection's Fire and Resource Assessment Program (FRAP) annually maintains and distributes an historical wildland fire...
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    StateNonindigenous Aquatic Species (NAS) - USGS [ds731]State of California — This GIS dataset offers a link to the California portion of the Nonindigenous Aquatic Species (NAS) information resource for the United States Geological Survey. The...
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    StateZoningState of Oregon — This Zoning feature class is an element of the Oregon GIS Framework statewide, Zoning spatial data. This version is authorized for public use. Attributes include...
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    StateCalifornia Public Schools 2024-25State of California — This layer serves as the authoritative geographic data source for California's K-12 public school locations during the 2024-25 academic year. Schools are mapped as...
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    State2020 Census TractsState of Oregon — This data layer is an element of the Oregon GIS Framework. The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and...
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    StateOregon ZIP CodesState of Oregon — US Postal Service Zone Improvement Plan (ZIP) Codes are used throughout the United States to improve mail delivery. There are 479 unique 5-digit ZIP Codes in Oregon...
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    StateGNISState of Oregon — 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...
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    StateCalifornia Power PlantsState of California — The power plant locations and characteristics are part of the California Energy Commission’s (CEC) California Energy Infrastructure geospatial data sets. The data is...
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    StateMigratory WaterfowlState of Connecticut — Migratory Waterfowl is a 1:24,000-scale, polygon feature-based layer that depicts the concentration areas of migratory waterfowl at specific locations within...
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    StateCalifornia Vegetation - WHRTYPEState of California — An accurate depiction of the spatial distribution of habitat types within California is required for a variety of legislatively-mandated government functions. The...
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    StateCA Congress Districts and Membership 2024-2026State of California — The 119th Congressional Districts dataset reflects boundaries from January 03, 2025 from the United States Census Bureau (USCB), and the attributes are updated every...
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    StateCalifornia CountiesState of California — This layer contains the boundaries for California’s 58 counties. County features are derived from the US Census Bureau's 2023 TIGER/Line database and have been...
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    StateSoils Farmland ClassificationState of Connecticut — Farmland classification identifies map units as prime farmland, farmland of statewide importance, farmland of local importance, or unique farmland. It identifies the...
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    StateCalifornia State Assembly Districts Map 2020State of California — Final approved map by the 2020 California Citizens Redistricting Commission for the California State Assembly; the authoritative and official delineations of the...
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    StateElectric Transmission LinesState of Oregon — This data layer is an element of the Oregon GIS Framework. Electric transmission lines as imported from DLG and traced from orthoimagery and lidar surface models....
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    StateNEVI 2 Corridor Groups (December 9 2024)State of California — California-designated corridors are grouped by location and number of new charging stations required under NEVI. Data Dictionary:Corridor Segment - A portion of a...
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    StateCitiesState of Oregon — This map layer includes cities and towns in Oregon. These cities were clipped from a larger dataset of cities collected from the 1970 National Atlas of the United...
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    StateCalifornia Wildland Fire Direct Protection Areas - 2025 (USFS)State of California — Direct Protection Area Polygons (DPA) as approved by the California Wildland Fire Coordinating Group (CWCG) as of April 2025. Each polygon has attribute information...
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    StateCalifornia School District Areas 2023-24State of California — This layer serves as the authoritative geographic data source for all school district area boundaries in California. School districts are single purpose governmental...
