US EPA — Safe Drinking Water systems
EPA Safe Drinking Water Information System (SDWIS) public water system registry. ~150K records covering community water systems, transient non-community systems, and non-transient systems. Includes system name, type, population served, primacy agency, and owner contact. Data from EPA Envirofacts REST API.
About this product
EPA Safe Drinking Water Information System (SDWIS) public water system registry. ~150K records covering community water systems, transient non-community systems, and non-transient systems. Includes system name, type, population served, primacy agency, and owner contact. Data from EPA Envirofacts REST API.
- Record count
- 150,000 records
- Source type
- Cached endpoint
- Last refreshed
- Refresh cadence not published
- Group
- Risk Restrictions
Query capabilities
Search fields
facility_namecityfacility_typeFilter fields
prefecturefacility_typeRelated raw products
Other technical references in the same country or category.
OFAC Sanctions List (SDN)
OFAC Specially Designated Nationals and Blocked Persons List — individuals, entities, vessels, and aircraft subject to US economic and trade sanctions. Sourced from the US Treasury Department. Updated weekly.
US BLS — Electricity CPI (urban consumers)
BLS Consumer Price Index for electricity (Series CUUR0000SEHE01): monthly price index for electricity among all urban consumers. ~3 years of history via v1 public API. No API key required. Latest: Feb 2026 = 399.990.
US CAISO — Day-ahead market LMP (electricity prices)
California ISO day-ahead locational marginal prices (LMP) by pricing node. Includes total LMP, congestion, energy, loss, and GHG cost components. Hourly intervals. Source: CAISO OASIS.
US CAISO — Real-time pre-dispatch LMP (electricity prices)
California ISO real-time pre-dispatch locational marginal prices (LMP) by pricing node. 15-minute intervals. Includes total LMP, congestion, energy, loss, and GHG components. Source: CAISO OASIS.