{"uid":"cap_utXmEtrK9j8Y_EhXgWQcQ","slug":"halowerk-nordic-land-depression-depth-iceland-1a983b31","name":"HALOWERK Nordic Land – Depression Depth (Iceland)","description":"Positive difference between the neighborhood mean and center elevation. The coordinate is validated against the Natural Earth boundary for Iceland; results outside it are rejected before payment.","url":"https://nordland.halowerk.com/v1/is-depression-depth","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":"0.003","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Ph7kTydO9AJRCYA1M_gd0","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the depression depth at a coordinate in Iceland, computed as the positive difference between the neighborhood mean elevation and the center cell elevation.","exampleAgentPrompt":"What's the depression depth at latitude 64.1 and longitude -21.9 in Iceland — how much lower is that point compared to its surrounding neighborhood elevation?","exampleUseCases":[{"title":"Flood risk site screening in Iceland","prompt":"I'm evaluating a site near Reykjavik at latitude 64.05, longitude -22.1 — can you check the topographic depression depth there to see if it's in a low-lying hollow that could pool water?"},{"title":"Geothermal hotspot terrain assessment","prompt":"For our geothermal survey at 65.7° N, 17.3° W in Iceland, can you pull the depression depth so we know if the target area sits in a terrain depression relative to the surrounding landscape?"},{"title":"Agricultural drainage planning","prompt":"We're planning drainage works on farmland at 65.2° latitude, -19.5° longitude in Iceland — can you get the depression depth there to understand how much the land dips below the surrounding area?"}],"resultDescription":"A numeric depression depth value representing the positive difference between the mean elevation of the neighborhood and the center cell elevation at the given coordinate. Coordinates outside Iceland's Natural Earth boundary are rejected before any charge is applied.","failureModes":["Coordinate outside Iceland's Natural Earth boundary — request rejected before payment with a boundary validation error","Latitude or longitude outside the published European coverage range (lat 34–72.5, lon -31.5–40.5) — schema validation error","No significant depression at coordinate — result may be zero or near-zero","Service unavailable or upstream elevation data gap — HTTP 5xx error","Malformed or missing coordinate fields — HTTP 400 bad request"],"whenToPreferThis":"Use this endpoint when you need a precise, Iceland-validated topographic depression depth metric — i.e., how much lower a specific point is than its immediate surroundings — particularly for land assessment, hydrology, drainage planning, or geospatial enrichment workflows focused on Iceland. It is preferable to generic elevation APIs when the depression-relative-to-neighborhood metric is specifically needed and when Iceland boundary validation is a requirement.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T13:16:01.020Z","isFirstParty":false}