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Currently on file with the Bureau of Land Management (BLM) are 4,272 mining plans and notices filed by 489 companies and 432 individuals, encompassing a total estimated area of 185,513 acres of BLM-managed public land in The United States. These plans and notices are filed on public land laden with gold, silver, copper and other precious metals and minerals worth billions of dollars. And these operations are only those on BLM lands, not on Forest Service lands, for which mining plans and notices are not entered into the government's LR2000 database that forms the backbone of this site. But whether the mines are on BLM or Forest Service land, none of the corporate revenue is reimbursed to the public. Instead, companies leave behind unfathomable amounts of waste. In 2001 alone, the industry dumped enough mercury nationally to fill a billion thermometers and arsenic in quantities that would pollute all public drinking water supplies for 350 years. In 2001, mines generated 45 percent of all pollution reported in the U.S. while accounting for just 0.36 percent of all industrial facilities.
Companies have been consolidated to account for subsidiaries. View this table without consolidation.
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| Company/Individual | Headquarters | Number of Mining Plans & Notices | Acreage Affected | Plan Date(s) | |
|---|---|---|---|---|---|
| 1 | Phelps Dodge Mining Co | Phoenix, AZ | 44 | 30,296 | 1980 to 2002 |
| 2 | Placer Dome Inc | World HQ in Canada | 48 | 15,851 | 1981 to 2003 |
| 3 | Newmont Mining Corp | Denver, CO | 142 | 15,072 | 1981 to 2003 |
| 4 | Kinross | World HQ in Canada | 43 | 12,917 | 1981 to 2003 |
| 5 | Rio Tinto Limited | World HQ in Australia | 56 | 12,021 | 1981 to 2003 |
| 6 | Barrick Gold Corporation | World HQ in Canada | 46 | 11,635 | 1977 to 2003 |
| 7 | Atlas Precious Metal | Vale, OR | 2 | 7,394 | 1988 to 1990 |
| 8 | Glamis Gold LTD | World HQ in Canada | 19 | 6,903 | 1983 to 1999 |
| 9 | Bentonite Corp | Belle Fourche, SD | 6 | 5,312 | 1997 to 2000 |
| 10 | Total Minerals Corp | Casper, WY | 1 | 5,142 | 1978 |
| 11 | AMCOL International Corp | Arlington Heights, IL | 26 | 4,846 | 1981 to 2003 |
| 12 | M-I LLC | Greybull, WY | 6 | 4,731 | 1995 to 2003 |
| 13 | Canyon Resources Co | Golden, CO | 8 | 4,688 | 1986 to 1996 |
| 14 | Gold Fields Mining Co | Lakewood, CO | 10 | 4,103 | 1981 to 1991 |
| 15 | Black Hills Ben LLC | Mills, WY | 7 | 3,465 | 1975 to 1998 |
| 16 | Cameco Corp | World HQ in Canada | 20 | 3,455 | 1990 to 1997 |
| 17 | UMETCO Minerals Corp | Grand Junction, CO | 22 | 2,203 | 1981 to 1993 |
| 18 | Wyo Ben Inc | Billings, MT | 12 | 2,050 | 1992 to 2003 |
| 19 | Apollo Gold Inc | Spokane, WA | 1 | 1,898 | 1985 |
| 20 | Coeur D'Alene Mines | Coeur D'alene, ID | 3 | 1,699 | 1986 to 2002 |