Wells near a California parcel, idle and orphan exposure, and the state review that can hold up a local building permit.
5 methodsScheduled · every dayWhat sits near a Colorado parcel, over it, or is docketed to be drilled next door.
6 methodsScheduled · every dayWhere a property sits relative to military installation, range, and training area boundaries, and whether foreign buyer rules attach to the site.
4 methodsScheduled · every yearWhich public drinking water systems report service to a county, and what each one has been cited for.
5 methodsScheduledFacility greenhouse-gas emissions, sectors, locations, rankings, and trends from EPA.
8 methodsFreshness not declaredEPA facility identifiers and cross-program links for reconciling environmental records.
5 methodsFreshness not declaredDirect, bounded lookup of facilities in EPA’s Toxics Release Inventory.
1 methodFreshness not declaredWhich internet providers reported fixed service at a United States coordinate and over which technology, as reported in the June 2021 filing round rather than current buildout.
4 methodsStaticReported oil, chemical, and hazmat releases called in to the Coast Guard hotline, by county and calendar year.
5 methodsScheduled · every dayOne-call public-record business verification with identity resolution, evidence, coverage, and explicit uncertainty.
3 methodsFreshness not declaredA residential, commercial, mixed-use, or land report spanning property and value, Census housing, climate, environment, earthquakes, habitat, civic requests, crime, schools, and disclosures.
6 methodsScheduledWhich Texas utility is obligated to serve a point with retail water or sewer, and whether that boundary is contested.
4 methodsScheduled · every 3 monthsWhich listed dams sit near a site, the hazard class the regulator assigned each one, and its condition and inspection record.
4 methodsScheduled · every 7 days
Knowledge
Know your data sources.
Each source has a page with its publisher, update schedule, coverage, known limits, and request fields. Coverage tells you where a source is available, not which fields a property will return. You can get the same details as JSON at /api/knowledge/data-sources.
Last verified . That is when this list was last rebuilt from the ParcelOps source registry, not when each publisher last refreshed its own data.
tag: due-diligence