• Abandoned Mine Lands Unit - California Department of ...

    California Department of Conservation administers a variety of programs vital to California's public safety, environment and economy. The services DOC provides are designed to balance today's needs with tomorrow's obligations by fostering the wise use and

  • Publications Overview
  • California - Abandoned Mine Lands Bureau of Land Management

    Abandoned Mine Lands Program - CaliforniaThe Bureau of Land Management (BLM) California manages 15.2 million acres of public lands, nearly 15% of the State's land area. The Bureau also administers over 47 million acres of subsurface mineral estate underlying Federal surface land, 2.5 million acres underlying privately owned land, 592,000 acres of Native American tribal land

  • Overview - California Department of Conservation

    Since the Gold Rush of 1849, tens of thousands of mines have been dug in California. Many of these mines were immediately abandoned when insufficient minerals were found, others were abandoned later when poor economics of the commodity made mining unprofitable, while still others were abandoned in 1942 after the issuance of War Production Board Order L-208.

  • Abandoned Mines in California U.S. Department of the ...

    The BLM and the California Department of Conservation's Office of Reclamation estimate there are approximately 47,000 abandoned mines in California, two-thirds of them on Federal lands. The BLM-administered public lands in California have an estimated 20,000 abandoned mines, of which 1,000 likely affect water quality, and over 3,000 contain ...

  • Abandoned Mine Lands Department of Toxic Substances Control

    Abandoned Mine Site Characterization and Cleanup Handbook (U.S. Environmental Protection Agency, August 2000) California’s Abandoned Mines – A Report on the Magnitude and Scope of the Issue in the State (Department of Conservation, Office of Mine Reclamation, Abandoned Mine

  • About Us Overview Datasets - California Department of ...

    The Department of Conservation’s (Department) Abandoned Mine Lands Program (AMLP) was created in 1997 to identify and address the safety and environmental contamination hazards from legacy abandoned mines, those mines that ceased operation before state and federal laws required reclamation of mined land.

  • California’s Abandoned Mines - California Department of ...

    “the magnitude and scope of the abandoned mine problem in California.”1 An inventory of abandoned mines was accomplished, culminating in this report to the Governor and Legislature. Prior to this effort, the number of abandoned mines reported was based solely on legacy databases and ranged from a low of 7,000 to a high of 20,000 abandoned ...

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  • Abandoned Mine Lands Bureau of Land Management

    The BLM’s Abandoned Mine Lands (AML) program enhances public safety and improves water, soil, and air quality by reducing or eliminating the effects of past hardrock (such as gold, silver, lead, and uranium) mining in the Western United States.

  • Mines Online - California

    State of California. Skip to Main Content. Menu Contact Search

  • Home AbandonedMines

    Tens of thousands of abandoned mine lands pose serious risks to our environment and our health. EXPLORE THE SCOPE OF THE PROBLEM. CONCENTRATION OF ABANDONED MINES. Number of Abandoned Mine Land Sites on Federal Lands Per State (2016) 0. 1,625. 3,250. 4,875 ≥6,500

  • California’s Abandoned Mines - California Department of ...

    “the magnitude and scope of the abandoned mine problem in California.”1 An inventory of abandoned mines was accomplished, culminating in this report to the Governor and Legislature. Prior to this effort, the number of abandoned mines reported was based solely on legacy databases and ranged from a low of 7,000 to a high of 20,000 abandoned ...

  • Abandoned Mine Lands Bureau of Land Management

    The BLM’s Abandoned Mine Lands (AML) program enhances public safety and improves water, soil, and air quality by reducing or eliminating the effects of past hardrock (such as gold, silver, lead, and uranium) mining in the Western United States.

  • Abandoned mine - Wikipedia

    Department of the Interior - Bureau of Land Management - Abandoned mines are those mines that were abandoned prior to January 1, 1981, the effective date of the Bureau of Land Management's Surface Management regulations issued under authority of the Federal Land Policy and Management Act of 1976, as amended (43 U.S.C. 1701 et seq.)

  • Abandoned Mines -TOP 14

    The currently abandoned Stratton’s Independence mine and mill is a historic gold deposit near Victor, Colorado (USA). Just between late 1893 and April 1899, the mine provided almost 200,000 ounces of gold. 11. Big Hole. The Big Hole is an open-pit and also underground diamond mine located in Kimberley, South Africa. It’s considered the ...

  • How to Find Abandoned Gold Claims in California Our Pastimes

    There are 47,000 abandoned mines in California, according to California's Office of Mine Reclamation (OMR). The OMR warns the public to stay out of the abandoned mines for safety reasons but that doesn' t stop prospectors from inspecting the mines. There are also more than 17,000 abandoned gold claims in California.

  • Hardrock Mines AbandonedMines

    Data from the former U.S. Bureau of Mines and the U.S. Geological Survey provide the foundation of most hardrock mine inventories. There is a “polluter pays” principle that requires the Federal government, where possible, to compel responsible parties to clean up their sites or help cover the costs.

  • Abandoned Mine Lands U.S. Department of the Interior

    Jun 07, 2017  office of surface mining reclamation and enforcement u.s. department of the interior before the committee on natural resources subcommittee on energy and mineral resources oversight hearing on the office of surface mining reclamation and enforcement’s abandoned mine land program june 7, 2017. introduction and background

  • Department of Conservation Map Server

    The Division of Mine Reclamation (DMR) provides comments to lead agencies on a mining operation’s reclamation plan and financial assurance. While the primary focus is on existing mining operations and the return of those mined lands to a usable and safe condition, the Abandoned Mine Lands program addresses issues with abandoned legacy mines.

  • California - Mining Minerals Bureau of Land Management

    Mining Law of 1872 The federal law governing locatable minerals is the Mining Law of 1872 (May 10, 1872), which declared all valuable mineral deposits in land belonging to the United States to be free and open to exploration and purchase.

  • Office of Surface Mining Reclamation and Enforcement (OSMRE)

    The U.S. Government's Official Website for the Office of Surface Mining Reclamation and Enforcement (OSMRE). OSMRE's business practices are to reclaim abandoned mine lands (Title IV), regulate active coal mines (Title V), and apply sound science through technology transfer.

  • Map, Gold Mines and Mining, California Library of Congress

    Register of mines and minerals, Sierra Nevada counties, California State Mining Bureau, 1900-1906 Register of mines minerals for eleven Sierra Nevada counties issued by the California State Mining Bureau, 1898-1905 Catalog Record Only "The Registers tabulated and located many historic and operating quartz, drift, and hydraulic mines, and included lists of arrastras, mills, and mineral springs.

  • Uranium Mines and Mills Location Database US EPA

    EPA has compiled mine location information from federal, state, and Tribal agencies into a single database as part of its investigation into the potential environmental hazards of wastes from abandoned uranium mines in the western United States.

  • The problem with America’s abandoned mines Reveal

    Oct 21, 2014  To clean up the estimated 500,000 abandoned mines, taxpayers face a price tag of $32 billion to $72 billion, the Department of the Interior predicted. And that’s just for “hardrock” mines, which require mining that involves separating metals and minerals from ore.

  • AML Policy and Publications Bureau of Land Management

    Abandoned Mine Lands Program Handbook - 2006. Program Publications. Abandoned Mine Land Inventory Study for BLM-Managed Lands in California, Nevada, and Utah: Site and Feature Analysis. Historic mining has left thousands of abandoned hardrock mine sites scattered across the West on BLM-managed land, presenting physical safety and environmental ...

  • Department of Conservation Map Server

    The Division of Mine Reclamation (DMR) provides comments to lead agencies on a mining operation’s reclamation plan and financial assurance. While the primary focus is on existing mining operations and the return of those mined lands to a usable and safe condition, the Abandoned Mine Lands program addresses issues with abandoned legacy mines.

  • Abandoned mine - Wikipedia

    Department of the Interior - Bureau of Land Management - Abandoned mines are those mines that were abandoned prior to January 1, 1981, the effective date of the Bureau of Land Management's Surface Management regulations issued under authority of the Federal Land Policy and Management Act of 1976, as amended (43 U.S.C. 1701 et seq.)

  • AML Policy and Publications Bureau of Land Management

    Abandoned Mine Lands Program Handbook - 2006. Program Publications. Abandoned Mine Land Inventory Study for BLM-Managed Lands in California, Nevada, and Utah: Site and Feature Analysis. Historic mining has left thousands of abandoned hardrock mine sites scattered across the West on BLM-managed land, presenting physical safety and environmental ...

  • Answers about abandoned mines News, Sports, Jobs - The ...

    The Marquette County mine inspector inspects 98 abandoned mines annually, consisting of hundreds of areas of subsidence, mine shafts and pits, along with sand and gravel pits.

  • Abandoned Mine Remediation CA State Lands Commission

    These legacy mines, the majority of which existed before California took title to school lands from the federal government, may pose a safety or environmental hazard for the public and wildlife. Abandoned mines often provide important habitat for wildlife species, such as

  • Abandoned Mine Exploration: Broken Boot Mine - Southern ...

    Jul 07, 2020  This underground abandoned mine exploration has us riding our Yamaha TW200 to a location in the Mojave Desert of Southern California. We ride the motorcycle from Shoshone to the location several ...

  • 作者: Mine Exploration and Hiking with Tom and Julie
  • Mines Mineral Resources - California

    The California Department of Conservation's Division of Mine Reclamation (DMR) compiles data on the current status of mines and the commodities produced. The California Geological Survey (CGS) produces Mineral Land Classification (MLC) studies that identify areas with potentially important mineral resources that should be considered in local ...

  • California Mines - Western Mining History

    Contact Us; California Mines. Red dots are towns, black dots are mines. Click a dot for more info. Premium members are able to view larger versions of this map. Please consider becoming a member. About the MRDS Mines Database: All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in ...

  • The problem with America’s abandoned mines Reveal

    Oct 21, 2014  To clean up the estimated 500,000 abandoned mines, taxpayers face a price tag of $32 billion to $72 billion, the Department of the Interior predicted. And that’s just for “hardrock” mines, which require mining that involves separating metals and minerals from ore.

  • Introduction AbandonedMines

    Abandoned mine lands (AMLs) present serious threats to human health and the environment. Addressing AML impacts is becoming increasingly important due to increased exposure to people and risks of accidents, injuries, and tort claims. There are estimates of as many as 500,000 abandoned mines in our nation.

  • Abandoned Mine Lands: Basic Information Superfund US EPA

    Before- Historical mineworks in OU-3 at California Gulch Abandoned Mine Lands (AMLs) are: "Those lands, waters, and surrounding watersheds contaminated or scarred by extraction, beneficiation or processing of ores and minerals, including phosphate but not coal* .

  • What happens to abandoned mines? HowStuffWorks

    Unfortunately, most mines remain abandoned waste sites. Cleaning up an old mine can be costly. Congressional testimony in 2006 concluded that it would take nearly $72 billion to clean up just the abandoned hardrock mines in the United States [source: Earthworks]. (These are mines that produce heavy minerals like silver, gold, uranium and other metals, located largely in the Western U.S.) Faced ...

  • Abandoned Mine Lands Handbook - Department of Toxic ...

    book) emerged from a 1994 Abandoned Mine Workshop sponsored by the Department of Toxic Substances Control (DTSC) and the California Conference of Directors of Environmental Health, when it became evident that guidance was necessary for evaluating California's abandoned mine lands (AML). The guidance document needed to serve a

  • Clean Up The Mines! – Urge Congress to Pass Legislation to ...

    According to the US Department of Energy there are more than 15,000 abandoned uranium mines in the US. Most of these mines were established under the “General Mining Law of 1872,” that does not require reclamation or remediation. Population growth in the western U.S. means that many more people live near abandoned or inactive mines and do ...

  • Oklahoma Department of Mines

    Contact. State of Oklahoma Department of Mines 2915 N. Classen Blvd., Suite 213 Oklahoma City, Oklahoma 73106 Phone: (405) 427-3859 Fax: (405) 424-4932 or (405) 427-9646

  • 50 million gallons of polluted water pours daily from mine ...

    Estimates of the number of such abandoned mine sites range from 161,000 in 12 western states to as many as 500,000 nationwide. At least 33,000 have degraded the environment, according to the Government Accountability Office, and thousands more are discovered every year.

  • National Mine Map Repository - Wikipedia

    The National Mine Map Repository (NMMR) is part of the United States Department of the Interior (DOI), Office of Surface Mining Reclamation and Enforcement (OSMRE or OSM). The NMMR resides in the Pittsburgh suburb of Green Tree, Pennsylvania, and collects and maintains mine map information and images for the entire country, including data and maps of coal mines in the anthracite coal region

  • Mines Minerals Idaho Geological Survey

    The Survey's historical information on mines is also being used to guide projects that inventory hazards and environmental concerns at inactive and abandoned mines, many of which are decades old. Over 1,600 properties have been evaluated to date by the Survey's expert personnel in cooperative programs with land management agencies.

  • Mining History Association Links

    Abandoned mines and mill buildings are potentially dangerous places. Every year, numerous adults and children are killed or injured at abandoned mining sites. Underground mines are especially hazardous. Hidden mine shafts and other openings, rotten timbers, deadly gases, old chemicals and explosives, and unstable rock can be killers.

  • 50M gallons of polluted water pours daily from US mine sites

    Estimates of the number of such abandoned mine sites range from 161,000 in 12 western states to as many as 500,000 nationwide. At least 33,000 have degraded the environment, according to the Government Accountability Office, and thousands more are discovered every year.

  • About Us - Nevada

    The Division’s abandoned mine lands program provides for public safety by identifying and ranking dangerous conditions at mines that are no longer operating, and by securing dangerous orphaned mine openings. The program continually urges the public to recognize and avoid hazardous abandoned mines.

  • Golden Crown Mine - Yosemite National Park (U.S. National ...

    Significant wealth was predicted, but around 1890, the mines were abandoned. Although the period of active mining in the areas of Tioga Pass and Mono Pass was brief, a few good examples of mining structures remain. Five log cabins mark the location of the Golden Crown and Ella Bloss mines.

  • Montana DEQ > Land > abandonedmines > linkdocs > 161tech

    By 1933 the mine was idle and the above ground developments were in ruins (Mining World 1909, 1910; Pardee and Schrader 1933; Walsh 1910). Julia. The Julia mine was active from 1910 to 1914 and again in 1920. The mine was developed in 1905 by the Montana Clinton Copper Mining Company.

  • Records of the U.S. Bureau of Mines National Archives

    Mining regions, mine sites, and other bureau activities in various states, ca. 1916-29 (520 items). Specific mines located east of the Mississippi River owned by private firms, with related geologic features, prepared by the Eastern Field Operation Center (Pittsburgh, PA) for inclusion in reports, ca. 1942-70 (1000 items).

  • Alabama Department of Labor - Abandoned Mine Land

    May 15, 2020  The State of Alabama Department of Labor Abandoned Mine Reclamation Program (AML) administers and oversees the Abandoned Mine Reclamation Program in Alabama. The agency is responsible for resolving problems such as mine fires, mine subsidence, dangerous highwalls, open shafts and portals, mining-impacted water supplies and other hazards which ...

  • Abandoned Mine Lands Program NDEP

    Abandoned Mine Lands Program Background. The Abandoned Mine Lands (AML) Program is focused on mitigating potential human health and ecological concerns associated with contamination from legacy heavy metal mining operations (inactive or abandoned mine lands) occuring primarily prior to September 1, 1989.

  • Abandoned Mines Ministry of Energy, Northern Development ...

    Nov 15, 2018  Abandoned Mines (Abandoned Mines Information System-AMIS) contains all known abandoned and inactive mine sites and features.Data includes: information on mine site names, alias names, geographic township, site status, primary commodity, jurisdiction, mine features, hazard status, class and type, access and geospatial informationDownload the Abandoned Mines database

  • Dangers of Abandoned Mines Abandoned Mine Land

    Mine Fires: Mine fires create surface hazards in abandoned coal mine areas. As fires burn within the seam, fissures can open to the surface delivering deadly gases into the atmosphere. The area around the fissure may not be capable of supporting the weight of a human or vehicle, and may collapse into the burning coal or the mine void.