{"uid":"cap_WmSDDqij3cuQBwICoJB5A","slug":"waterpulse-groundwater-levels-api-2e6822fe","name":"WaterPulse Groundwater Levels API","description":"Real-time groundwater levels for water and hydrology agents. Returns depth-to-water, trend analysis, and drought risk context from USGS monitoring wells for any US state.","url":"https://waterpulse.theaslangroupllc.com/api/water/groundwater?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"lang":{"type":"string","description":"en | es | fr | de | ja | zh | ko | pt | ar (default: en)"},"limit":{"type":"string","description":"5 | 10 | 20 (default: 10)"},"state":{"type":"string","description":"Two-letter US state code — e.g. CA | TX | AZ | FL | KS"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"errors":{"type":"object","description":"Documented error responses, keyed by HTTP status code","additionalProperties":{"type":"object","required":["description"],"properties":{"example":{"type":"object"},"description":{"type":"string"}}}},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","errors":{"400":{"example":{"error":"invalid request"},"description":"Invalid or missing parameter(s). Returned before the payment gate on paid requests, so a malformed call is never charged. JSON body: { error: <what is wrong and how to fix it> } plus usage hints."},"402":{"description":"Payment required — x402 v2 challenge; the accepts array lists scheme, network, and amount. Retry the same request with a PAYMENT-SIGNATURE (v2) or X-PAYMENT (v1) header. Verification is free."},"500":{"example":{"error":"upstream_failed"},"description":"Unexpected server error. If a payment settled without a usable result, contact info@theaslangroupllc.com with the settlement tx hash for a re-run or credit."}},"example":{"data_source":"USGS National Water Information System","query_summary":{"state":"CA","data_period":"last 30 days","sites_analyzed":10},"state_summary":{"median_depth_ft":138,"drought_connection":"Readings 32% below 10-year median; consistent with D3 Extreme Drought across Central Valley","sites_above_normal":2,"sites_below_normal":7},"risk_assessment":"High depletion pressure — Central Valley aquifer declining 8-12 ft/year. Agricultural curtailments likely Q3 2026.","groundwater_readings":[{"date":"2026-06-05","trend":"declining","site_code":"11339100","site_name":"San Joaquin Valley Well 14N/14E-26F1","depth_to_water_ft":"142.3","percent_of_normal":68}]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.08","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":{"p10Cents":"8.0000","medianCents":"8.0000","p90Cents":"8.0000","minCents":"8.0000","maxCents":"8.0000","p95Cents":"8.0000","sampleCount":1,"varies":false,"failureChargeRate":1},"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.08/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.08","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.08","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_4IF7tJiCdy7_PJ44xJsER","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.08","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns real-time depth-to-water measurements, trend analysis, and drought risk context from USGS monitoring wells for any US state.","exampleAgentPrompt":"What are the current groundwater levels in Arizona — specifically the depth-to-water, whether the trend is rising or falling, and any drought risk context from USGS monitoring wells?","exampleUseCases":[{"title":"Agricultural irrigation planning for drought conditions","prompt":"I need to check the groundwater situation in Nebraska right now — what's the depth-to-water in our monitoring wells, and is the water table rising or falling? I want to know if drought risk is increasing so we can adjust our irrigation strategy."},{"title":"Municipal water supply emergency response","prompt":"We're getting concerned about water availability in Southern California. Can you pull the latest depth-to-water measurements from USGS wells across the state and tell me if groundwater levels are dropping? I need to know the trend and any drought risk signals immediately."},{"title":"Environmental conservation project assessment","prompt":"We're starting a groundwater restoration project in the Great Plains. Pull the current depth-to-water data for our target states — Kansas, Oklahoma, and Texas — and show me whether groundwater is recovering or continuing to decline, plus any relevant drought risk context from the monitoring wells."}],"resultDescription":"Returns depth-to-water measurements from USGS monitoring wells for the queried US state, along with trend analysis (rising/falling/stable), and drought risk context derived from current groundwater conditions.","failureModes":["State not recognized or invalid — returns 400 or empty result","No USGS monitoring wells available for the queried region — returns partial or empty data","USGS data feed temporarily unavailable — may return stale or error response","Network timeout on real-time data fetch — may return 504 or timeout error"],"whenToPreferThis":"Use this endpoint when you need real-time, well-level groundwater depth and trend data for a specific US state sourced from USGS monitoring infrastructure. Prefer this over drought status endpoints (which report categorical drought classifications) when you need raw hydrological depth-to-water measurements and trend trajectories. Choose this over aquifer analysis endpoints when you want current conditions rather than long-term depletion or recharge modeling.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-28T18:30:39.462Z","isFirstParty":false,"canonicalSlug":"waterpulse-groundwater-levels-api-2e6822fe"}