{"uid":"cap_cn21mp8po1QBECiI2a712","slug":"halowerk-nordic-land-denmark-soil-cation-exchange-capacity-0-5-cm-41c8f250","name":"HALOWERK Nordic Land – Denmark Soil Cation Exchange Capacity (0-5 cm)","description":"Mean SoilGrids cation exchange capacity for the 0-5 cm layer. The coordinate is validated against the Natural Earth boundary for Denmark; results outside it are rejected before payment.","url":"https://nordland.halowerk.com/v1/dk-soil-cec","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":"0.004","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":"$0.004/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.004","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_moM22IvOQrsBLPrSrJgC3","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.004","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the mean SoilGrids cation exchange capacity (CEC) for the 0–5 cm topsoil layer at a given WGS84 coordinate validated to lie within Denmark.","exampleAgentPrompt":"What's the mean cation exchange capacity of the topsoil at latitude 55.676, longitude 12.568 in Denmark — I need the SoilGrids 0-5 cm CEC value for that spot.","exampleUseCases":[{"title":"Agricultural soil fertility assessment","prompt":"I'm evaluating a farm plot near Aarhus — can you pull the topsoil cation exchange capacity for latitude 56.163, longitude 10.203 so I know how well the soil holds nutrients?"},{"title":"Environmental site characterisation","prompt":"I need the SoilGrids CEC value for the 0-5 cm layer at coordinates 55.40, 8.90 in Denmark for a contamination risk report I'm preparing."},{"title":"Precision agriculture input planning","prompt":"Before recommending fertiliser rates for a Danish field, I need the mean cation exchange capacity of the topsoil at latitude 55.85, longitude 9.72 — can you get that for me?"}],"resultDescription":"A numeric mean cation exchange capacity value (cmolc/kg or equivalent SoilGrids unit) for the 0–5 cm soil layer at the requested coordinate, derived from SoilGrids data and validated to be within Denmark's Natural Earth boundary.","failureModes":["Coordinate outside Denmark boundary — request rejected before payment is processed","Latitude or longitude out of the published European coverage range (34–72.5°N, -31.5–40.5°E) — validation error","Invalid or missing coordinate fields — schema validation failure","SoilGrids upstream data unavailable for the queried location — no-data response"],"whenToPreferThis":"Choose this endpoint when you specifically need SoilGrids-derived mean CEC for the 0–5 cm topsoil layer at a point location within Denmark. It is ideal for agricultural, environmental, or geospatial workflows requiring standardised, boundary-validated soil nutrient-retention data for Danish coordinates. Use sibling endpoints on the same platform for other soil properties (pH, organic carbon, texture class) or for elevation and terrain metrics.","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}