Official rail, principal port, lock and dam, airport, and approved intermodal infrastructure.
5 methodsFreshness not declaredWhich California air district and basin govern a location, whether it sits in a community air protection area, and what offset projects cover it.
4 methodsScheduledOfficial US electricity plants, generators, output, fuel mix, and retirement schedules.
5 methodsFreshness 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 methodsStaticCounty and census-tract screening across 18 natural hazards, vulnerability, and resilience.
3 methodsStaticBridge condition, dimension, posting, traffic, and inspection context near a site.
2 methodsScheduledWeekly federal building and lease inventory with location, area, vacancy, and lease dates.
3 methodsScheduled · every weekHow much sun a point on earth gets, and what a solar array there would produce.
4 methodsStaticWhere US solar farms and wind turbines are already built, from two USGS national databases.
3 methodsScheduledWhich 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: siting