{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.morvs.ai/api/v1/msha/by-controller?name=Richland%20County-Mt","controller":"Richland County-Mt","_source":{"data_provider":"AI Analytics","brand_name":"MORVS","brand_url":"https://morvs.ai/","data_provider_url":"https://api.morvs.ai","license":"https://creativecommons.org/publicdomain/zero/1.0/","primary_source":"https://arlweb.msha.gov/OpenGovernmentData/OGIMSHA.asp","generated_at":"2026-09-30T14:59:38.735Z"},"count":2,"truncated":false,"mines":[{"mine_id":"2402033","mine_name":"Richland Portable","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"MT","county_name":"Richland","controller_name":"Richland County-Mt","operator_name":"Richland County","num_employees":null,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/2402033"},{"mine_id":"2402092","mine_name":"RICHLAND PORTABLE","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"MT","county_name":"Richland","controller_name":"Richland County-Mt","operator_name":"Richland County Public Works","num_employees":0,"primary_canvass":"SandAndGravel","canonical_url":"https://api.morvs.ai/mine/2402092"}]}