{"uid":"cap_Ix3UuL5H8pBSSdLvYSOSP","slug":"halowerk-europe-land-water-wetland-share-250m-buffer-365131d4","name":"HALOWERK Europe Land – Water & Wetland Share (250m Buffer)","description":"Combined share of permanent water, herbaceous wetland and mangrove classes. The service evaluates a circular 250 metre neighborhood around one coordinate and returns standardized units across all 30 covered countries.","url":"https://euroland.halowerk.com/v1/europe-water-wetland-share-buffer-250m","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"latitude":{"type":"number","maximum":72.5,"minimum":34,"description":"WGS84 latitude inside the published European coverage."},"longitude":{"type":"number","maximum":40.5,"minimum":-31.5,"description":"WGS84 longitude inside the published European coverage."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.006","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":"$0.006/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.006","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.006","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_RIPugu5GW4jk60JVjLHPV","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.006","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the combined share of permanent water, herbaceous wetland, and mangrove land-cover classes within a 250-metre circular buffer around a given European coordinate, derived from ESA WorldCover 2021.","exampleAgentPrompt":"What share of the land within 250 metres of latitude 52.37, longitude 4.89 in the Netherlands is classified as water or wetland according to ESA WorldCover?","exampleUseCases":[{"title":"Wetland proximity check for real estate","prompt":"I'm looking at a property near Warsaw, Poland — latitude 52.23, longitude 21.01. Can you tell me what fraction of the land within 250 metres is classified as water or wetland?"},{"title":"Environmental impact site assessment","prompt":"We're evaluating a construction site at latitude 51.50, longitude -0.12 in the UK. What percentage of the 250-metre buffer around it is permanent water or herbaceous wetland according to satellite data?"},{"title":"Biodiversity corridor mapping","prompt":"For a rewilding project near the Danube delta at latitude 45.10, longitude 29.60 in Romania, what is the combined share of water, wetland, and mangrove cover within 250 metres of that point?"}],"resultDescription":"A standardized numeric value (fraction or percentage) representing the combined share of ESA WorldCover 2021 pixels classified as permanent water, herbaceous wetland, or mangrove within a 250-metre circular buffer around the provided coordinate, applicable across 30 covered European countries.","failureModes":["Coordinates outside the European coverage bounding box (lat 34–72.5, lon -31.5–40.5) will return a validation error","Non-numeric or malformed latitude/longitude values will cause a 400 Bad Request","Points on the edge of coverage may return partial or zero values if the buffer extends outside the covered area","Temporary service unavailability may return a 5xx error; retry after a short delay"],"whenToPreferThis":"Choose this endpoint when you need a fine-grained, immediate wetland and water fraction score for a single European point at the 250-metre neighbourhood scale — ideal for site-level environmental assessments, property due diligence, or ecological scoring. Prefer this over the 1,000m buffer variant when hyperlocal precision matters, and over the polygon variant when only a point coordinate is available.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T13:10:55.354Z","isFirstParty":false}