Data source · U.S. Environmental Protection Agency

SEMS TPH Contaminants

Superfund (SEMS) sites where Total Petroleum Hydrocarbons is a named contaminant of concern, from EPA Envirofacts. A single dmapservice request joins sems.envirofacts_contaminants to sems.envirofacts_site, so each conta…

FreeAPIFull fileNationalUnited States

What it answers ↓

0Questions answered

1Fields delivered

1Country

Questions this answers

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Fields it delivers

1 field

Petroleum-hydrocarbon contaminant record count

CoverageNational

The first-party EPA product is represented as nationwide United States data; it covers the relevant regulated, reported, or program-participating population rather than every place or entity.

Access & termsFree

The cited agency/open-data terms and download or API page provide direct public access without an order, subscription, or payment step. An ordinary business buyer can therefore use the standing no-cost route, subject to the linked terms.

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