{"uid":"cap_5ju3su2aocdyR6RJeKm8A","slug":"aeml-regional-environmental-gauge-bundle-aqi-rainfall-river-628b9882","name":"AEML Regional Environmental Gauge Bundle (AQI + Rainfall + River)","description":"[3-LEG] Local three-leg environment chain, one location (?loc=): leading air quality (AQI) -> current precipitation, rain and 30-day dry-wet -> realized nearest river stage and streamflow (confirmation gate). A sequential chain, not one reading - confidence = how many legs are lit, in order. Sources: EPA/CAMS, ERA5, USGS. Descriptive only, never a forecast or advice. No data -> 422 no_charge, not billed.","url":"https://aeml-x402.zeabur.app/gauge/region","method":"GET","headers":{},"bodySchema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"type":"object","required":["type","method","queryParams"],"properties":{"type":{"const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["loc"],"properties":{"loc":{"type":"string","examples":["us-stlouis","us-memphis","us-losangeles","us-fresno","us-phoenix","us-denver"],"description":"required - location id; full list at free /gauge/preview","x-accepted-values":{"all":"https://api.truthbear.co/schemas/gauge-region.input.json","shown":6,"total":12}}},"additionalProperties":false}}},"output":{"type":"object","required":["type"],"properties":{"type":{"const":"json"},"example":{}}}}},"responseSchema":{"type":"json"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.25","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":"$0.25/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.25","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.25","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_RdZqk6BDysK0k3G4li-bk","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.25","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a unified cross-signal bundle for a location combining air quality index, precipitation/drought status, and nearby river gage height/streamflow, with a cross-line narrative tying the signals together.","exampleAgentPrompt":"Can you pull the integrated environmental snapshot for Phoenix, Arizona — I want to see the AQI, drought and rainfall status, and nearby river gage height all together with a narrative explaining how they relate?","exampleUseCases":[{"title":"Wildfire smoke and drought correlation check","prompt":"I need to know if the poor air quality in Sacramento is connected to drought conditions — can you get the combined AQI, rainfall drought signal, and river streamflow reading for Sacramento with the cross-line narrative?"},{"title":"Flood risk during drought reversal event","prompt":"There's a big storm moving through Denver — can you pull the integrated environmental bundle for Denver so I can see the current river gage height, precipitation signal, and air quality together and understand how they interact?"},{"title":"Outdoor event environmental safety check","prompt":"We're hosting an outdoor festival near Nashville next weekend — can you get the air quality index, drought and rainfall status, and nearby river levels for Nashville all in one go, with the narrative tying them together?"}],"resultDescription":"A JSON object containing: (1) legs — keyed readings for each signal (AQI, drought/rainfall, gage height/streamflow) with current values, observation timestamps, data age, and record hashes; (2) cross_line_narrative — a plain-language description of how the signals relate; (3) provenance including freshness status and data lineage; (4) scope and grade disclosures; (5) decision_points listing swappable signal tags; and (6) an offline-verifiable citation object with Ed25519 signature for zero-trust verification.","failureModes":["Invalid or unrecognized location returns an error — loc parameter must identify a supported geographic region","If upstream data sources are stale or frozen, freshness field will reflect 'stale' status and data_age_hours will be elevated","Some legs may be unavailable for a given location if no monitoring stations exist nearby","Missing loc parameter returns a bad request error","Payment failure via x402 protocol prevents call from completing"],"whenToPreferThis":"Choose this endpoint when you need a correlated, multi-signal environmental picture of a single location in one paid call — specifically when AQI, precipitation/drought, and river hydrology need to be interpreted together rather than fetched from separate APIs. Prefer this over individual signal endpoints when the cross-signal narrative adds value, when you want provenance and freshness metadata in a single response, or when you need an offline-verifiable citation bundle. Not appropriate for weather forecasting, decision-making advice, or precision hydrological modeling.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:32:09.651Z","isFirstParty":false}