{"uid":"cap_c_ftMFXYBRmssIFXh_Hve","slug":"halowerk-atlantic-land-netherlands-depression-depth-c8a0fdd9","name":"HALOWERK Atlantic Land – Netherlands Depression Depth","description":"Positive difference between the neighborhood mean and center elevation. The coordinate is validated against the Natural Earth boundary for Netherlands; results outside it are rejected before payment.","url":"https://atlantikland.halowerk.com/v1/nl-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_U0ydRG8re3XTNJEUuDwbr","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 positive difference between a neighborhood mean elevation and the center point elevation, indicating topographic depression depth for a coordinate in the Netherlands.","exampleAgentPrompt":"What is the topographic depression depth at latitude 52.37 and longitude 4.89 in the Netherlands — how much lower is that point compared to its surrounding terrain?","exampleUseCases":[{"title":"Flood risk site screening in the Netherlands","prompt":"I'm evaluating a site in Amsterdam at 52.3702 latitude and 4.8952 longitude — can you tell me the depression depth there so I know how much lower it sits than its surrounding terrain?"},{"title":"Dutch agricultural land drainage assessment","prompt":"We're planning drainage works on farmland near Groningen at lat 53.2194, lon 6.5665 — what's the topographic depression depth at that point so we can estimate runoff accumulation risk?"},{"title":"Urban infrastructure siting in low-lying areas","prompt":"Before we approve this building permit near Rotterdam at latitude 51.9225 and longitude 4.4792, can you check the depression depth to see if the plot sits in a topographic sink?"}],"resultDescription":"A numeric value representing the positive elevation difference (in metres) between the neighborhood mean elevation and the center point elevation at the given coordinate, indicating how much of a topographic depression exists at that location. Coordinates outside the Netherlands boundary are rejected before processing.","failureModes":["Coordinate outside Netherlands Natural Earth boundary — request rejected before payment","Latitude or longitude out of European coverage range (lat 34–72.5, lon -31.5–40.5) — validation error","Invalid or missing coordinate fields — schema validation failure","No depression present (flat or elevated point) — may return zero or near-zero value","Service unavailable or payment processing error — HTTP 402 or 5xx response"],"whenToPreferThis":"Choose this endpoint when you need a precise, point-level topographic depression depth metric specifically for Netherlands coordinates, particularly for flood risk assessment, drainage planning, or land suitability analysis. It is ideal for agents that need a validated, boundary-checked elevation sink metric rather than raw DEM data. Prefer this over generic elevation APIs when the Netherlands boundary validation and neighborhood-relative depression computation are required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:51:58.284Z","isFirstParty":false}