[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"pseo-record-land-county-madison-county-mt":3},{"family":4,"bundle":5,"slug":6,"title":7,"subtitle":8,"hero_description":9,"meta_description":10,"cta_title":11,"cta_body":12,"county_name":13,"state_name":14,"abbr":15,"geoid":16,"active_claims":17,"federal_leases":18,"rights_of_way":19,"orphaned_wells":20,"plss_sections":21,"headline_stats":22,"locked_metrics":35,"questions":52,"related":62,"rollup":88,"last_data_refresh":123,"quality":124,"isSeed":126,"card_stat":125,"card_stat_label":127},"land-county","land","madison-county-mt","Mining Claims and Federal Land in Madison County, Montana","Federal Land pack · Montana","Madison County has 1,525 active BLM mining claims, 1 federal oil and gas leases and 214 BLM rights-of-way. Search any of its 3,642 PLSS sections for a section-level screen.","Federal land in Madison County, MT: 1,525 active mining claims, 1 BLM oil and gas leases, 214 rights-of-way and 0 orphaned wells. Screen any section with the Federal Land pack.","Screen a Madison County section for federal land","Search any Madison County PLSS section and get its mining claims, BLM leases, rights-of-way, orphaned wells and environmental layers in one Federal Land report, with a PDF you can file.","Madison County","Montana","MT","30057",1525,1,214,0,3642,[23,26,29,32],{"label":24,"value":25},"Active mining claims","1,525",{"label":27,"value":28},"Federal O&G leases","1",{"label":30,"value":31},"BLM rights-of-way","214",{"label":33,"value":34},"Orphaned wells","0",[36,39,42,44,46,48,50],{"label":37,"value":38},"Report layers with Montana data","14 of 15",{"label":40,"value":41},"FEMA flood zones","",{"label":43,"value":41},"USFWS wetlands",{"label":45,"value":41},"USFWS critical habitat",{"label":47,"value":41},"Wildfire risk (USFS)",{"label":49,"value":41},"NRCS soils",{"label":51,"value":41},"USDA crop history",[53,56,59],{"q":54,"partial_answer":55},"Are there mining claims in Madison County, MT?","Yes. 1,525 BLM mining claims are active in Madison County, and 18 more are filed or under review. The Federal Land pack shows which claims fall on the section you search.",{"q":57,"partial_answer":58},"Is there BLM land in Madison County, MT?","This page counts BLM case records, not surface acreage. 1 authorized BLM oil and gas lease lists Madison County as the county of record (640 acres), and 214 authorized rights-of-way sit in the county. The Federal Land pack names the surface managing agency (BLM, Forest Service, state or private) for each section you search.",{"q":60,"partial_answer":61},"What does a Federal Land screen of a Madison County section cover?","The report has Montana data for 14 of its 15 layers, including FEMA flood zones, USFWS wetlands, USFWS critical habitat and wildfire risk (USFS). USGS documents no orphaned wells in this county.",[63,69,73,76,79,82,85],{"family":64,"slug":65,"label":66,"exists":67,"group":68},"land-state","montana","Montana federal land",true,"State",{"family":4,"slug":70,"label":71,"exists":67,"group":72},"beaverhead-county-mt","Beaverhead County","Other Montana counties",{"family":4,"slug":74,"label":75,"exists":67,"group":72},"lincoln-county-mt","Lincoln County",{"family":4,"slug":77,"label":78,"exists":67,"group":72},"granite-county-mt","Granite County",{"family":4,"slug":80,"label":81,"exists":67,"group":72},"sweet-grass-county-mt","Sweet Grass County",{"family":4,"slug":83,"label":84,"exists":67,"group":72},"jefferson-county-mt","Jefferson County",{"family":4,"slug":86,"label":87,"exists":67,"group":72},"meagher-county-mt","Meagher County",{"label":89,"head":90,"a":91,"b":113},"Federal land activity","What BLM and USGS record in Madison County",{"title":92,"cap":93,"rows":94},"Records by type","County counts",[95,96,99,101,104,106,108,110],[24,25],[97,98],"Claims filed or under review","18",[100,28],"Authorized O&G leases (county of record)",[102,103],"O&G lease acres (county of record)","640",[105,34],"Geothermal leases",[107,31],"Rights-of-way",[109,34],"Orphaned wells (USGS)",[111,112],"PLSS sections","3,642",{"title":114,"cap":115,"bars":116},"Record mix","Share of active BLM records",[117,119,121],{"label":24,"val":25,"pct":118},88,{"label":120,"val":28,"pct":20},"O&G leases",{"label":107,"val":31,"pct":122},12,"2026-10-30",{"passed":67,"score":125},1740,false,"active BLM records"]