65 datasets found
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Federal
Santa Maria Ranch Phase II Parcels, CRMS, 2020, NDEP
U.S. Environmental Protection Agency —
The purpose of this study is a preliminary, pre-construction investigation to determine the concentration and extent of potential CRMS contamination before extensive... -
Federal
Santa Maria Ranch Phase I Parcels, CRMS, 2020, NDEP
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
Wetland Contaminant Samples, Stillwater NWR, 1996, USFWS and USGS
U.S. Environmental Protection Agency —
Investigations of wetlands in Lahontan Valley have documented concentrations of inorganic contaminants in water, sediment, and biological samples in excess of... -
Federal
Santa Maria Ranch Phase I Final Soil Samples, 2020, CRMS, NDEP
U.S. Environmental Protection Agency —
This feature class depicts the locations and analytical data for confirmation samples collected by Converse Consultants in 2006 within on the top 2 feet of soil at... -
Federal
Soil and Well Core Samples, Carson River Basin, 1991, USGS
U.S. Environmental Protection Agency —
The goal of the National Water Quality Assessment Program (NAWQA) is to determine within specific drainage basins both the character of water quality and the factors... -
Federal
Santa Maria Ranch Phase I Initial Borrow Soil Samples, CRMS, 2020, NDEP
U.S. Environmental Protection Agency —
This feature class depicts the locations and analytical data for the initial borrow samples taken by Converse Consultants in 2004 during construction of Santa Maria... -
Federal
Chapter Houses, Navajo Nation, 2007, Navajo Land Department
U.S. Environmental Protection Agency —
This GIS dataset contains point features representing Chapter Houses in the Navajo Nation. Chapter Name is included in the Attributes. This dataset contains 111... -
Federal
Surface Water Samples, Fallon Paiute-Shoshone Tribe, 2009, USBR
U.S. Environmental Protection Agency —
USBR collected this data to evaluate the physical properties of the water (dissolved oxygen, pH, temperature, turbidity, specific conductance), common pathogens... -
Federal
Onda Verde Parcels, CRMS, 2020, NDEP
U.S. Environmental Protection Agency —
This feature class contains parcel boundaries and their environmental covenant status within the Onda Verde Subdivision in Churchill County, Nevada. An environmental... -
Federal
Sites Pre-Screened for Geothermal Energy Potential
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
Boundaries of EPA R6 NPL Sites as of 3/1/2023; EPA Region 6 Superfund, AR, LA, NM, OK, TX
U.S. Environmental Protection Agency —
This layer contains boundaries of EPA Region 6 Superfund NPL Sites as of 3/1/2023. The boundaries represent several types of features such as operable units, plumes,... -
Federal
Santa Maria Ranch Phase III Soil Samples, CRMS, 2020, NDEP
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
Carson River Estates Soil Samples, CRMS, 2013, NDEP
U.S. Environmental Protection Agency —
This feature class is converted from GPS coordinates obtained using a GPSmap 60CSx unit from Garmin in the field by AEI Consultants. The attribute information is... -
Federal
Subsurface Total Mercury Soil Samples, CRMS, 1993, EPA and E&E
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
Washoe Lake Study Area, CRMS, 2020, EPA and NDEP
U.S. Environmental Protection Agency —
This feature class represents a future study area. EPA plans to determine the nature and extent of contamination in Washoe Lakes and the Steamboat Creek headwaters.... -
Federal
XRF Incremental Sampling Method Study, Six Mile Canyon, 2019, EPA
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
Trace Metals, Lahontan Reservoir, 1993, EPA and DRI
U.S. Environmental Protection Agency —
Spatial variations in trace metal concentration are controlled by a complex set of parameters including reservoir sedimentation rates, dilution with pre-mining... -
Federal
Virginia City Boundary, Storey County, 2015, U.S. Census Bureau
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
Incremental Sampling Study, CRMS, 2019, ICF and EPA
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
Benthic Macroinvertebrates Samples for Mercury, CRMS, 1994, EPA and E and E
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...
65 datasets found