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CalEPA / DTSC / OEHHA

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California EPA — DTSC Envirostor cleanup database + OEHHA CalEnviroScreen + DTSC HWTS. - searchEnvirostorSites ⭐ ~13.7K cleanup sites. 13 site_types. county UPPERCASE - searchCalEnviroScreen ⭐ ~8K census tracts. PiP via {lat, lon}. Filter minCIscoreP/minCIdecile - searchHazardousWasteFacilities ~107K HWTS RCRA handlers (G/T/TSDF). NO county - searchBrownfields = Envirostor scoped to Voluntary Cleanup + Calmortgage + School Cleanup - getServiceInfo upstream quirks: Authoritative owners only — DTSC_Admin (Envirostor + HWTS) on services3.arcgis.com/Oy2JTCD10wkoelxS, Kelsey.Ranjbar_OEHHA (CalEnviroScreen 4.0) on services1.arcgis.com/PCHfdHz4GlDNAhBb. No standalone Brownfields Feature Service exists; modeled via Envirostor site_type filter.

environmentalcleanup-sitesenvirostorcalenviroscreendtscoehhacaliforniacalepabrownfieldsrcraceqa
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Provenance

PublisherCalEPA / DTSC / OEHHA
API basehttps://services3.arcgis.com/Oy2JTCD10wkoelxS/arcgis/rest/services

Freshness & coverage

FreshnessFreshness not declared
GeographicNot declared
TemporalNot declared
AuthenticationNo credentials required

Methods (5)

  • searchEnvirostorSites

    read

    DTSC Envirostor cleanup-site database (~13.7K). Filter county/projectName/siteType/status.

    County stored UPPERCASE. NPL: YES/NO/DELISTED string.

  • searchCalEnviroScreen

    read

    CalEnviroScreen 4.0 (~8K census tracts). PiP via {lat, lon}. Filter minCIscoreP/minCIdecile.

    NO county column — keyed by census tract. Use bbox/near/PiP for spatial.

  • searchHazardousWasteFacilities

    read

    DTSC HWTS Active Facilities (~107K RCRA). Filter facilityName/epaId/facType (G/T/TSDF).

    NO county column. FAC_TYPES is comma-set (G,T / G,TSDF / G,T,TSDF).

  • searchBrownfields

    read

    Envirostor scoped to brownfield site_types (Voluntary Cleanup + Calmortgage + School Cleanup).

    No standalone DTSC Brownfields Feature Service exists upstream.

  • getServiceInfo

    read

    Schema + record counts for any of 3 services. Pass `service` to scope.