eng utf8 dataset dataset Melody Lister STS Systems Support GIS Contractor for EPA Region 6 Superfund Renaissance Building Dallas TX US lister.melody@epa.gov pointOfContact 2023-04-18 ISO 19139 Geographic Information - Metadata - Implementation Specification 2007 geometryOnly composite 333 4326 EPSG 6.14(3.0.1) Boundaries of EPA R6 NPL Sites as of 3/1/2023; EPA Region 6 Superfund, AR, LA, NM, OK, TX EPA R6 NPL Site Boundaries 2023 2021-08-31 creation 2021-10-22 publication 2021-10-22 revision 2021-10-22 Melody Lister STS Systems Support GIS Contractor for EPA Region 6 Superfund Renaissance Building Dallas TX US lister.melody@epa.gov pointOfContact mapDigital 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, facilities, landfill caps, extent of contamination, and extent of study. 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, facilities, landfill caps, extent of contamination, and extent of study. US EPA, US EPA Region 6 Superfund, STS Systems Support - GIS Support Contract for EPA Region 6 Superfund, 3/1/2023. Melody Lister STS Systems Support GIS Contractor for EPA Region 6 Superfund 1201 Elm St Dallas TX 75270 US lister.melody@epa.gov publisher Hope Schroeder US EPA Region 6 Superfund RPM, Superfund GIS Coordinator 1201 Elm St Dallas TX 75270 schroeder.hope@epa.gov pointOfContact biannually 2023-10-01 Melody Lister STS Systems Solutions GIS Contractor for EPA Region 6 Superfund Renaissance Building Dallas TX US lister.melody@epa.gov pointOfContact Arkansas Louisiana New Mexico Oklahoma Texas United States place EPA Place Names 2015-01-31 publication Cleanup Contaminant Facilities Hazards Impact Land Management Permits Remediation Risk Spills Surface Water Toxics Waste Water theme EPA GIS Keyword Thesaurus 2007-11-02 publication Cleanup Contaminant Emergency Facilities Ground Water Hazards Land Management Remediation Risk Surface Water Toxics Waste Water theme EPA GIS Keyword Thesaurus 2007-11-02 publication 020:109 theme Federal Program Inventory 2013-09-16 publication Downloadable Data vector eng utf8 Version 6.2 (Build 9200) ; Esri ArcGIS 10.8.1.14362 Arkansas, Louisiana, New Mexico, Oklahoma, Texas true -108.516205 -89.781475 26.066892 37.004377 File Geodatabase Feature Class ArcGIS Pro 3.1 https://edg.epa.gov/EPADataCommons/public/R6/NPL/EPA_R6_NPL_Bdrys_20230301.zip dataset Multiple sources 2021-01-01 creation 2023-03-01 publication 2023-03-01 revision Features were reviewed with highest accuracy available from imagery true This dataset originated in 1994 and has been updated annually since then. Major site reviews and edits were performed in 2007, 2021 and 2022. Sites are now reviewed as requested by RPMs, or as the GIS Support Team finds boundary modifications throughout the year. This complete dataset is for EPA use only. Boundaries that may be distributed to the public are those with the attribute (field) Cleared_Public_Release = 'Y' (Yes). Boundaries having the attribute Cleared_Public_Release = 'N' (No) should not be released to the public: they are EPA-Only. biannually Melody Lister STS Systems Solutions GIS Contractor for EPA Region 6 Superfund Renaissance Building Dallas TX US lister.melody@epa.gov pointOfContact