{"service":"xwalk-soil","description":"lat/lon → USDA soil profile with the map-unit→component→horizon aggregation done for you.","endpoints":{"soil_profile":"/v1/soil?lat=42.03&lon=-93.65","texture":"/v1/soil/texture?lat=&lon=&depth=0-25","organic_carbon":"/v1/soil/organic-carbon?lat=&lon=&depth=0-30","engineering":"/v1/soil/engineering?lat=&lon=","catalog":"/v1/catalog","datasets":"/v1/datasets","health":"/health","meta":"/meta","docs":"/docs"},"data":"USDA-NRCS gNATSGO / SSURGO (public domain, CC0). Modeled desktop screening — not a site-specific survey, lab measurement, or geotechnical investigation. Not affiliated with USDA."}