Environmental assessment date
The date on which an environmental site assessment was received, completed, or otherwise recorded by the regulator.
Sources that carry it
3 sourcesEPA's PFAS Analytic Tools 'Federal Sites' layer (PAT_Federal_Sites, FeatureServer layer 13), the full unfiltered nationwide roster of federal facilities (DoD, DOE, NASA, DOT, federal Superfund) with known/suspected/pending PFAS assessment. 762 sites nationwide. No street address exists upstream; near-complete coordinate coverage. A sibling Source, us_epa__pfas_federal_sites_tx, queries the same layer filtered to Texas only for a different Attribute (AQUEOUS_FOAM) -- neither supersedes the other.
EPA Region 1 FOIA workbook of FY2020–FY2026 Brownfields-funded tribal assessment, cleanup, and ready-for-anticipated-use accomplishments in New England, deduplicated by ACRES property identifier.
Illinois EPA bulk export of active and inactive voluntary remediation projects enrolled in the Pre-Notice Site Cleanup Program and Site Remediation Program.
Questions it helps answer
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