{"@context":{"@vocab":"https://schema.org/"},"@type":"ItemList","@id":"https://api.morvs.ai/api/v1/msha/violations/check?name=Mountain%20Coal%20Company%2C%20L.L.C.","name":"Mountain Coal Company, L.L.C.","_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":"2026-10-06T16:16:50.367Z"},"summary":{"total_violations":6377,"significant_and_substantial":908,"proposed_penalty_usd":4167374,"amount_paid_usd":3338573},"top_violated_rules":[{"part_section":"75.400","n":598},{"part_section":"75.202(a)","n":396},{"part_section":"75.1914(a)","n":277},{"part_section":"75.512","n":212},{"part_section":"75.403","n":206},{"part_section":"75.1100-3","n":193},{"part_section":"75.1731(a)","n":186},{"part_section":"75.1725(a)","n":164},{"part_section":"75.370(a)(1)","n":160},{"part_section":"77.502","n":141}],"recent_violations":[{"violation_no":"5031178","issue_date":"12/31/2025","mine_id":"0503672","controller_name":"Core Natural Resources Inc","violator_name":"Mountain Coal Company, L.L.C.","sig_sub":"N","part_section":"75.1403","negligence":"ModNegligence","proposed_penalty":209,"canonical_url":"https://api.morvs.ai/mine-violation/5031178"},{"violation_no":"7630015","issue_date":"12/31/2002","mine_id":"0503672","controller_name":"Arch Resources Inc","violator_name":"Mountain Coal Company, L.L.C.","sig_sub":null,"part_section":null,"negligence":null,"proposed_penalty":null,"canonical_url":"https://api.morvs.ai/mine-violation/7630015"},{"violation_no":"8484957","issue_date":"12/30/2014","mine_id":"0503672","controller_name":"Arch Resources Inc","violator_name":"Mountain Coal Company, L.L.C.","sig_sub":"Y","part_section":"75.202(a)","negligence":"ModNegligence","proposed_penalty":873,"canonical_url":"https://api.morvs.ai/mine-violation/8484957"},{"violation_no":"8484958","issue_date":"12/30/2014","mine_id":"0503672","controller_name":"Arch Resources Inc","violator_name":"Mountain Coal Company, L.L.C.","sig_sub":"N","part_section":"75.400","negligence":"ModNegligence","proposed_penalty":334,"canonical_url":"https://api.morvs.ai/mine-violation/8484958"},{"violation_no":"8484959","issue_date":"12/30/2014","mine_id":"0503672","controller_name":"Arch Resources Inc","violator_name":"Mountain Coal Company, L.L.C.","sig_sub":"Y","part_section":"75.1914(a)","negligence":"ModNegligence","proposed_penalty":2473,"canonical_url":"https://api.morvs.ai/mine-violation/8484959"},{"violation_no":"7610823","issue_date":"12/30/2007","mine_id":"0503672","controller_name":"Arch Resources Inc","violator_name":"Mountain Coal Company, L.L.C.","sig_sub":"N","part_section":"75.362(e)","negligence":"ModNegligence","proposed_penalty":634,"canonical_url":"https://api.morvs.ai/mine-violation/7610823"},{"violation_no":"7630977","issue_date":"12/30/2003","mine_id":"0503672","controller_name":"Arch Resources Inc","violator_name":"Mountain Coal Company, L.L.C.","sig_sub":"N","part_section":"75.220(a)(1)","negligence":"ModNegligence","proposed_penalty":60,"canonical_url":"https://api.morvs.ai/mine-violation/7630977"},{"violation_no":"7629749","issue_date":"12/30/2002","mine_id":"0503672","controller_name":"Arch Resources Inc","violator_name":"Mountain Coal Company, L.L.C.","sig_sub":"N","part_section":"75.1100-3","negligence":"ModNegligence","proposed_penalty":55,"canonical_url":"https://api.morvs.ai/mine-violation/7629749"},{"violation_no":"7629750","issue_date":"12/30/2002","mine_id":"0503672","controller_name":"Arch Resources Inc","violator_name":"Mountain Coal Company, L.L.C.","sig_sub":"N","part_section":"75.516-2(c)","negligence":"ModNegligence","proposed_penalty":55,"canonical_url":"https://api.morvs.ai/mine-violation/7629750"},{"violation_no":"7629751","issue_date":"12/30/2002","mine_id":"0503672","controller_name":"Arch Resources Inc","violator_name":"Mountain Coal Company, L.L.C.","sig_sub":"N","part_section":"75.1101-8(a)","negligence":"ModNegligence","proposed_penalty":55,"canonical_url":"https://api.morvs.ai/mine-violation/7629751"},{"violation_no":"7629752","issue_date":"12/30/2002","mine_id":"0503672","controller_name":"Arch Resources Inc","violator_name":"Mountain Coal Company, L.L.C.","sig_sub":"N","part_section":"75.360(b)","negligence":"ModNegligence","proposed_penalty":55,"canonical_url":"https://api.morvs.ai/mine-violation/7629752"},{"violation_no":"8541656","issue_date":"12/29/2021","mine_id":"0503672","controller_name":"Arch Resources Inc","violator_name":"Mountain Coal Company, L.L.C.","sig_sub":"N","part_section":"75.360(g)","negligence":"ModNegligence","proposed_penalty":133,"canonical_url":"https://api.morvs.ai/mine-violation/8541656"},{"violation_no":"8488594","issue_date":"12/29/2016","mine_id":"0503672","controller_name":"Arch Resources Inc","violator_name":"Mountain Coal Company, L.L.C.","sig_sub":"N","part_section":"75.360(g)","negligence":"ModNegligence","proposed_penalty":116,"canonical_url":"https://api.morvs.ai/mine-violation/8488594"},{"violation_no":"8469522","issue_date":"12/29/2009","mine_id":"0503672","controller_name":"Arch Resources Inc","violator_name":"Mountain Coal Company, L.L.C.","sig_sub":"N","part_section":"75.400","negligence":"ModNegligence","proposed_penalty":1412,"canonical_url":"https://api.morvs.ai/mine-violation/8469522"},{"violation_no":"8469736","issue_date":"12/29/2009","mine_id":"0503672","controller_name":"Arch Resources Inc","violator_name":"Mountain Coal Company, L.L.C.","sig_sub":"N","part_section":"75.1909(a)(3)(ix)","negligence":"ModNegligence","proposed_penalty":207,"canonical_url":"https://api.morvs.ai/mine-violation/8469736"},{"violation_no":"8541305","issue_date":"12/28/2020","mine_id":"0503672","controller_name":"Arch Resources Inc","violator_name":"Mountain Coal Company, L.L.C.","sig_sub":"N","part_section":"75.403","negligence":"LowNegligence","proposed_penalty":279,"canonical_url":"https://api.morvs.ai/mine-violation/8541305"},{"violation_no":"8474689","issue_date":"12/28/2012","mine_id":"0503672","controller_name":"Arch Resources Inc","violator_name":"Mountain Coal Company, L.L.C.","sig_sub":"N","part_section":"49.16(b)(1)","negligence":"ModNegligence","proposed_penalty":108,"canonical_url":"https://api.morvs.ai/mine-violation/8474689"},{"violation_no":"8469519","issue_date":"12/28/2009","mine_id":"0503672","controller_name":"Arch Resources Inc","violator_name":"Mountain Coal Company, L.L.C.","sig_sub":"N","part_section":"75.400","negligence":"ModNegligence","proposed_penalty":1412,"canonical_url":"https://api.morvs.ai/mine-violation/8469519"},{"violation_no":"8469520","issue_date":"12/28/2009","mine_id":"0503672","controller_name":"Arch Resources Inc","violator_name":"Mountain Coal Company, L.L.C.","sig_sub":"N","part_section":"75.400","negligence":"ModNegligence","proposed_penalty":1412,"canonical_url":"https://api.morvs.ai/mine-violation/8469520"},{"violation_no":"8469521","issue_date":"12/28/2009","mine_id":"0503672","controller_name":"Arch Resources Inc","violator_name":"Mountain Coal Company, L.L.C.","sig_sub":"N","part_section":"75.1914(a)","negligence":"ModNegligence","proposed_penalty":1203,"canonical_url":"https://api.morvs.ai/mine-violation/8469521"}]}