{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.ai-analytics.org/api/v1/msha/by-controller?name=Keith%20A%20Hadley","controller":"Keith A Hadley","_source":{"data_provider":"AI Analytics","data_provider_url":"https://api.ai-analytics.org","license":"https://creativecommons.org/publicdomain/zero/1.0/","primary_source":"https://arlweb.msha.gov/OpenGovernmentData/OGIMSHA.asp","generated_at":"2026-09-15T09:14:20.211Z"},"count":1,"truncated":false,"mines":[{"mine_id":"1700962","mine_name":"Hadley's Pit","coal_metal_ind":"M","mine_type":"Surface","mine_status":"Abandoned","state":"ME","county_name":"Oxford","controller_name":"Keith A Hadley","operator_name":"Keith Hadley Inc.","num_employees":0,"primary_canvass":"SandAndGravel","canonical_url":"https://api.ai-analytics.org/mine/1700962"}]}