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Federal
NPL Superfund Site Boundaries (EPA) recent views
U.S. Environmental Protection Agency —
This GIS dataset contains polygons depicting U.S. EPA Superfund Site boundaries. Site boundaries are polygons representing the footprint of a whole site, defined for... -
Federal
Sites Pre-Screened for Solar Energy Potential recent views
U.S. Environmental Protection Agency —
The RE-Powering Screening Dataset spreadsheet contains detailed information on over 130,000 contaminated lands, landfills, and mine sites with screening results for... -
Federal
Abandoned Uranium Mine (AUM) Surface Areas, Navajo Nation, 2016, U.S. EPA Region 9 recent views
U.S. Environmental Protection Agency —
This GIS dataset contains polygon features that represent all Abandoned Uranium Mines (AUMs) on or within one mile of the Navajo Nation. Attributes include mine... -
Federal
Incremental Sampling Study, CRMS, 2019, ICF and EPA recent views
U.S. Environmental Protection Agency —
This dataset contains final results for XRF and select laboratory results for the 2019 Carson River Mercury Site Incremental Sampling Field Study. Incremental samples... -
Federal
Virginia City Boundary, Storey County, 2015, U.S. Census Bureau recent views
U.S. Environmental Protection Agency —
The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master... -
Federal
Abandoned Uranium Mine (AUM) Regions, Navajo Nation, 2016, U.S. EPA Region 9 recent views
U.S. Environmental Protection Agency —
This GIS dataset contains polygon features representing the boundaries of the six Abandoned Uranium Mines (AUM) Regions, including: Central, Eastern, Northern, North... -
Federal
Surface Soil Mercury Speciation Samples, CRMS, 1993, EPA and EMSL recent views
U.S. Environmental Protection Agency —
EPA evaluated the mercury fractions (species) representative of several locations in OU1 for the purpose of the Human Health Risk Assessment investigation. In... -
Federal
Mill Site Locations, CRMS, 2020, NDEP and Broadbent Associates, Inc. recent views
U.S. Environmental Protection Agency —
This feature class depicts Comstock-era mill locations within the Carson River Mercury Site (CRMS). These locations were obtained in order to define the investigation... -
Federal
Abandoned Uranium Mines Map Service, Navajo Nation, 2021, U.S. EPA Region 9 recent views
U.S. Environmental Protection Agency —
This U.S. EPA Region 9 web service contains the following map layers: Abandoned Uranium Mines, Priority Mines, Tronox Mines, Trust Mines, Mines with Enforcement... -
Federal
Tailings Locations Polygons, CRMS, 2012, NDEP and Piedmont Engineering recent views
U.S. Environmental Protection Agency —
This feature class contains Comstock-era tailings locations throughout Operable Unit 1 (OU1) of the Carson River Mercury Site (CRMS) within Lyon and Storey Counties,... -
Federal
Sites Pre-Screened for Biomass and Biofuel Potential recent views
U.S. Environmental Protection Agency —
The RE-Powering Screening Dataset spreadsheet contains detailed information on over 130,000 contaminated lands, landfills, and mine sites with screening results for... -
Federal
XRF Incremental Sampling Method Study, Six Mile Canyon, 2019, EPA recent views
U.S. Environmental Protection Agency —
The current conceptual site model (CSM) includes data gaps related to the extent of mercury contamination throughout the site, as well as the presence of other metal... -
Federal
Bank Erosion Study Total Mercury Soil Samples, CRMS 1993, EPA and E&E recent views
U.S. Environmental Protection Agency —
In order to collect samples which represent the levels of mercury occurring on the flood plain above Lahontan Reservoir, EPA collected surface and subsurface samples... -
Federal
Surface Water Samples, Carson River Area, 2016, USGS and NWIS recent views
U.S. Environmental Protection Agency —
The USGS collects data for this national program to inform public, State and local governments, public and private utilities and other Federal agencies involved with... -
Federal
Benthic Macroinvertebrates Samples for Mercury, CRMS, 1994, EPA and E and E recent views
U.S. Environmental Protection Agency —
As a component of the ecological assessment for the Carson River Mercury Site, EPA conducted a survey of benthic macroinvertebrates to evaluate the potential adverse... -
Federal
Santa Maria Ranch Phase I Parcels, CRMS, 2020, NDEP recent views
U.S. Environmental Protection Agency —
Lyon County parcel data was used as basis for this feature class. Dayton Land Developer, L.L.C., in agreement with EPA and NDEP, created an article in the... -
Federal
Santa Maria Ranch Phase III Soil Samples, CRMS, 2020, NDEP recent views
U.S. Environmental Protection Agency —
This feature class depicts the locations and analytical data for confirmation samples collected by Converse Consultants in 2006 within the top 2 feet of soil at... -
Federal
Fish Locations for Mercury Contamination Concentrations, Lahontan, 2013, NDOW and EPA recent views
U.S. Environmental Protection Agency —
This is a summary of mercury (Hg) data from fish collected in the Lahontan Reservoir area of the Carson River Basin. NDOW collected the fish and the EPA Region 9... -
Federal
Subsurface Total Mercury Soil Samples, CRMS, 1993, EPA and E&E recent views
U.S. Environmental Protection Agency —
EPA evaluated the total mercury representative of several subsurface locations in OU1 for the purpose of the Human Health Risk Assessment investigation. EPA published... -
Federal
Operable Unit 2 Boundary, CRMS, 2017, EPA recent views
U.S. Environmental Protection Agency —
EPA has compiled a significant volume of soil, sediment, surface water and biota geodata, collected either directly, by our contractors and in many cases by our...