{"uid":"cap_5ANRj7eMG8bXcvzsjhfy9","slug":"usgs-river-streamflow-gage-height-lookup-76d1f7d3","name":"USGS River Streamflow & Gage-Height Lookup","description":"SCIENCE: real-time USGS streamflow & gage-height for a river station. ?site=USGS site number. Returns JSON.","url":"https://clonecho.builda.company/x402/river-streamflow","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_z5h6tJw8h8Zw4qOqpehIC","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x036CbD53842c5426634e7929541eC2318f3dCF7e","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns real-time USGS streamflow discharge and gage-height measurements for a specified river monitoring station.","exampleAgentPrompt":"What's the current streamflow and gage height at USGS river station 01646500? I want to know if the river is running high right now.","exampleUseCases":null,"resultDescription":"A JSON object containing real-time streamflow discharge (likely in cubic feet per second) and gage height (in feet) for the specified USGS monitoring station, along with station metadata and measurement timestamp.","failureModes":["Invalid or non-existent USGS site number returns an error or empty result","Missing required site parameter returns a bad request error","USGS data temporarily unavailable or delayed causes stale or missing readings","Site exists but has no recent data (offline sensor) returns null measurements"],"whenToPreferThis":"Use this endpoint when you need real-time or near-real-time USGS streamflow and gage-height data for a specific river monitoring station by its official USGS site number. Ideal for flood monitoring, river condition checks, and hydrological analysis applications where direct USGS API access would be complex or costly.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T07:14:38.893Z","isFirstParty":false}