{ "openapi": "3.0.1", "info": { "title": "EPA Brownfield-to-Solar Site Finder - RE-Powering Mapper", "description": "Find EPA RE-Powering pre-screened contaminated land, landfills and abandoned mine sites with renewable-energy redevelopment potential. 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Required, and capped at 6 per run, so that a bare {} call can never run against all 190,976 national sites and bill for it.", "items": { "type": "string" } }, "counties": { "title": "Counties", "type": "array", "description": "Optional county names to narrow the search, matched exactly and case-insensitively against EPA's County column, for example [\"EL PASO\",\"DENVER\"]. Leave empty for all counties in the chosen states.", "items": { "type": "string" } }, "cities": { "title": "Cities", "type": "array", "description": "Optional city names to narrow the search, matched exactly and case-insensitively against EPA's City column. Note that 19,675 sites carry no city, so a city filter will exclude them.", "items": { "type": "string" } }, "technologies": { "title": "Renewable technologies", "type": "array", "description": "Keep only sites EPA flagged for at least one of these technologies. Valid values: utility_solar, distributed_solar, offgrid_solar, utility_wind, community_wind, facility_wind, biopower, biorefinery. Leave empty for every technology. Note that EPA's summary Solar column is 'Y' on all 190,976 sites and carries no information, so this actor filters on the scale-specific columns instead.", "items": { "type": "string" } }, "programCategories": { "title": "Cleanup program categories", "type": "array", "description": "Keep only sites whose EPA program falls in these categories. Valid values: abandoned_mine_land, brownfield, landfill, superfund, rcra_corrective_action, underground_storage_tank, institutional_control, state_cleanup_program. Applied in memory after the query, because the category is derived from EPA's 49 verbatim program names.", "items": { "type": "string" } }, "landfillOnly": { "title": "Known landfills only", "type": "boolean", "description": "Keep only the 18,298 sites EPA flags as a known landfill. Landfill-to-solar is the deepest-precedent redevelopment archetype." }, "abandonedMineLandOnly": { "title": "Abandoned mine land only", "type": "boolean", "description": "Keep only the 17,756 sites EPA flags as known Abandoned Mine Land." }, "minAcreage": { "title": "Minimum acreage", "minimum": 1, "type": "integer", "description": "Minimum site acreage. EPA writes acreage 0 as a null sentinel on 108,888 sites (it means 'acreage unknown', not 'zero acres'), so any minimum-acreage filter necessarily excludes every site with unknown acreage." }, "minGhi": { "title": "Minimum solar resource (GHI, kWh/m2/day)", "minimum": 0, "maximum": 10, "type": "integer", "description": "Minimum maximum-annual Global Horizontal Irradiance. Measured range across the layer is 2.0 to 6.9 kWh/m2/day." }, "minWindSpeed100m": { "title": "Minimum wind speed at 100 m (m/s)", "minimum": 0, "maximum": 20, "type": "integer", "description": "Minimum modelled wind speed at 100 m hub height. Roughly 6.5 m/s and above is where utility-scale wind becomes interesting." }, "maxSubstationDistanceMiles": { "title": "Max distance to substation (miles, 2022 estimate)", "minimum": 0, "type": "integer", "description": "Maximum distance to the nearest substation. This is EPA's FROZEN 2022 precomputation, not a live measurement, and it must not be used to size an interconnection. Run hifld-grid-proximity-screener on the returned coordinates for the live figure." }, "maxTransmissionDistanceMiles": { "title": "Max distance to transmission (miles, 2022 estimate)", "minimum": 0, "type": "integer", "description": "Maximum distance to the nearest transmission line, again from EPA's frozen 2022 precomputation rather than a live measurement." }, "minTransmissionKv": { "title": "Minimum nearby transmission voltage (kV, 2022 estimate)", "minimum": 0, "type": "integer", "description": "Minimum voltage of the nearest transmission line from EPA's 2022 precomputation. 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