{"uid":"cap_aXg5FmJcyohHVnwYnlLId","slug":"statepulse-api-water-streamflow-telemetry-f3e90db6","name":"StatePulse API - Water Streamflow Telemetry","description":"Queries live US river level, streamflow gauge height, and flow velocity metrics using the USGS National Water Information System.","url":"https://statepulse-api.hahavoid0.workers.dev/water/streamflow","method":"POST","headers":{},"bodySchema":null,"responseSchema":{"type":"json","example":{"result":{"state":"CA","stations":[{"name":"Sacramento River","flow_cfs":9400,"height_ft":12.2}]},"supported":true,"confidence":"high"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.03","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.03/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_nmPztGEC4xTyMoYUDkYTR","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.03","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns live streamflow data (flow rate in CFS and river height in feet) for rivers and streams in a given US state","exampleAgentPrompt":"What are the current streamflow rates and river heights for major stations in California right now? I need the flow in CFS and the confidence level of the data.","exampleUseCases":null,"resultDescription":"A JSON object containing the queried state code, an array of monitoring stations each with station name, current flow rate in cubic feet per second (flow_cfs), and water height in feet (height_ft), plus a 'supported' boolean and a confidence rating (e.g. 'high').","failureModes":["State not supported — 'supported: false' returned with empty stations array","Invalid state code or name causes a 400 or error response","Upstream gauge data unavailable may reduce confidence to 'low' or return stale readings","Payment failure via x402 results in 402 Payment Required with no data","Workers.dev cold start or timeout may cause delayed or failed response"],"whenToPreferThis":"Choose this endpoint when you need real-time river streamflow metrics (CFS and height) for stations within a specific US state, especially for flood monitoring, environmental analysis, or water resource planning. It is pay-per-call with no account setup, making it ideal for on-demand agent queries without subscription overhead.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:44:35.710Z","isFirstParty":false}