{"uid":"cap_k4UpcBKaTqr3djBA7E42C","slug":"locus-property-scan-groundwater-context-e4a69dad","name":"Locus: Property Scan – Groundwater Context","description":"USGS distance-banded monitoring wells, aquifer codes and names, construction depths, and static water levels for an address, from USGS Water Data. Returns the same records as locus_groundwater_context. Use this when your client can only call paid x402 routes. Use locus_groundwater_context instead when you can call Locus free tools (REST tools/call or MCP).","url":"https://api.locus.report/api/locus-groundwater-context?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"address":{"type":"string","maxLength":200,"minLength":5},"latitude":{"type":"number","maximum":90,"minimum":-90},"longitude":{"type":"number","maximum":180,"minimum":-180},"radiusMeters":{"type":"integer","default":5000,"maximum":25000,"minimum":500}}},"responseSchema":{"type":"json","example":{"ok":true,"note":"Awareness/diagnostic only. Full briefs are x402-paid. Agents can discover live free tools at https://api.locus.report/tools/list and paid tools, prices, and manifests at https://api.locus.report/.well-known/ai-tool/index.json.","point":{"latitude":35.78041800000319,"longitude":-78.63910200000142},"state":"data","caveats":["USGS groundwater monitoring wells are often purpose-drilled observation wells, not domestic wells; their construction depths and water levels do not predict the depth, yield, or feasibility of a future household well.","USGS fields are sparse. A missing well depth or aquifer code is reported as unknown rather than zero, shallow, or evidence that no aquifer is present."],"message":"Nearby USGS groundwater monitoring records were found. They describe observation locations and do not predict a domestic well at the subject property.","provenance":{"source":"USGS Water Data OGC API","fetchedAt":"2026-09-23T01:11:21.665Z","sourcePage":"https://api.waterdata.usgs.gov/ogcapi/v0/collections/monitoring-locations","fieldMeasurementsCollection":"https://api.waterdata.usgs.gov/ogcapi/v0/collections/field-measurements/items","monitoringLocationsCollection":"https://api.waterdata.usgs.gov/ogcapi/v0/collections/monitoring-locations/items"},"verifyNext":[{"url":"https://api.waterdata.usgs.gov/ogcapi/v0/collections/monitoring-locations","step":"Open the USGS Water Data monitoring-location collection and verify the cited monitoring-location ID and measurement series."},{"url":"https://api.locus.report/tools/call","step":"Check locus_sole_source_aquifer for EPA designation context: it explains federal project review under SDWA -1424(e), not current water quality or a private-owner restriction."}],"radiusMeters":5000,"componentStatus":{"aquiferNames":"ok","fieldMeasurements":"ok","monitoringLocations":"ok"},"monitoringWells":{"aquifers":[{"code":"N400PDMBRX","name":"Piedmont and Blue Ridge crystalline-rock aquifers","scope":"national","monitoringWellCount":69},{"code":"110SPRL","name":"Saprolite","scope":"local","monitoringWellCount":1}],"totalFound":69,"queryLimited":false,"depthDistribution":{"max":800,"min":18,"unit":"ft below land-surface datum","median":245,"unknownCount":3,"reportedCount":66,"totalWellCount":69},"aquiferUnknownCount":0,"aquiferReportedCount":69},"staticWaterLevel":{"trend":{"basis":"58 static measurements across 8 distinct years and 7.17 years; insufficient for a directional statement under the conservative Locus threshold.","fitR2":null,"status":"insufficient_record","direction":null,"spanYears":7.17,"unitPerYear":null,"annualChange":null,"measurementCount":58,"distinctYearCount":8},"status":"observed","mostRecent":{"kind":"elevation_above_vertical_datum","unit":"ft","datum":"NAVD88","value":313.39,"measuredAt":"2026-08-13T17:41:00+00:00","distanceBand":"1_to_3_km","parameterCode":"62611","approvalStatus":"Approved","distanceBandLabel":"1-3 km away","monitoringLocationId":"USGS-354649078400702"},"multiYearRecordExists":true}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_qIXIgWwqQ8QWaSjDIF7WZ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Scans local public records and parcel rules around a property location to surface answered groundwater-related questions, open issues, and recommended next verification steps.","exampleAgentPrompt":"Can you run a Locus groundwater context scan on 4821 Elmwood Drive, Austin TX? Use a 3000-meter radius and tell me which public-record questions are already answered, which are still open, and what I should verify next.","exampleUseCases":[{"title":"Pre-purchase groundwater due diligence","prompt":"I'm thinking about buying a property at 712 Ridgecrest Lane, Scottsdale AZ — can you scan local public records and parcel rules for groundwater context within 2000 meters and tell me what's known and what's still open?"},{"title":"Environmental risk check before development","prompt":"We're evaluating a development site near latitude 37.4419, longitude -122.1430 in the Bay Area. Run a groundwater context scan with a 10000-meter radius so I can see what public records show and what outstanding questions remain."},{"title":"Investor site screening for water issues","prompt":"Before I present this to investors, can you pull a groundwater records scan for 900 Commerce Blvd, Baton Rouge LA with a 5000-meter radius? I need to know which parcel questions are answered and which ones still need verification."}],"resultDescription":"Returns a JSON artifact containing a scan ID, generation timestamp, a list of public record findings (records array), caveats about data completeness or coverage limitations, and guidance on which questions are answered versus still open or requiring manual verification.","failureModes":["Address not found or too ambiguous — returns empty records with coverage caveats","Radius out of bounds (below 500m or above 25000m) — validation error","No public records available for the given location — returns empty records array with explanatory caveats","Coordinates outside supported geographic coverage — sparse or empty results","Malformed address string (under 5 characters) — input validation rejection"],"whenToPreferThis":"Choose this endpoint when you need a fast, low-cost ($0.01) groundwater-specific public records scan tied to a specific property address or coordinate, particularly during early-stage real estate due diligence, site screening, or pre-decision research. It is most useful when you want to quickly identify what is already answered in public records versus what requires further investigation, rather than commissioning a full environmental report.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T00:37:52.352Z","isFirstParty":false,"canonicalSlug":"locus-property-scan-groundwater-context-e4a69dad"}