{"uid":"cap_IVsZV4HsTr3kb5m8NAGGj","slug":"halowerk-nordic-land-norway-soil-cation-exchange-capacity-0-5-cm-b3acde43","name":"HALOWERK Nordic Land – Norway 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 Norway; results outside it are rejected before payment.","url":"https://nordland.halowerk.com/v1/no-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_eX6NOsZiA_eMaTfeo9HHJ","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 soil layer at a given WGS84 coordinate validated within Norway's boundary.","exampleAgentPrompt":"What is the SoilGrids cation exchange capacity for the top 5 cm of soil at latitude 59.91 and longitude 10.75 in Norway?","exampleUseCases":[{"title":"Agricultural site suitability assessment","prompt":"I'm evaluating a field near Hamar — latitude 60.80, longitude 11.07 — for crop planting. Can you pull the surface soil cation exchange capacity so I know how well it holds nutrients?"},{"title":"Environmental contamination risk mapping","prompt":"We're mapping soil buffering capacity across a remediation site in Norway at coordinates 58.97 latitude, 5.73 longitude. Grab the CEC for the top 5 cm layer from SoilGrids so we can assess how the soil will respond to pollutants."},{"title":"Precision forestry soil characterisation","prompt":"For a reforestation project at latitude 63.43, longitude 10.39 near Trondheim, I need the mean cation exchange capacity of the surface soil — can you look that up?"}],"resultDescription":"A numeric mean cation exchange capacity (CEC) value in cmolc/kg for the 0-5 cm soil layer at the requested Norwegian coordinate, sourced from SoilGrids. The coordinate is first validated against Norway's Natural Earth boundary; requests outside Norway are rejected before any charge is made.","failureModes":["Coordinate outside Norway boundary – request rejected before payment with a boundary validation error","Coordinate within European coverage range but outside Norway polygon – rejected","Invalid latitude/longitude values (outside -31.5–40.5 lon or 34–72.5 lat) – schema validation error","Network timeout or upstream SoilGrids unavailability – service error response","Payment failure (x402) – call not processed"],"whenToPreferThis":"Use this endpoint when you need SoilGrids-sourced surface-layer (0-5 cm) CEC values specifically for locations within Norway, and want pre-validated boundary checking (non-Norwegian coordinates are rejected without charge). Prefer it over generic SoilGrids APIs when operating within a Norway-scoped workflow and when per-call micropayment pricing via x402 is acceptable. It is one of a family of sibling endpoints on the same host covering other soil properties (pH, organic carbon, sand, clay, texture class, etc.) for the same region.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:51:38.971Z","isFirstParty":false}