Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
CLIMAX MOLYBDENUM CO-HENDERSON MINE
9 MILES W OF EMPIRE, EMPIRE, CO, 80438
Parent company: FREEPORT-MCMORAN INC
PBT
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) across all available years.
Full release table
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| All values in pounds (lbs) | ||||||
|---|---|---|---|---|---|---|
| Year | Manganese compounds | Manganese And Manganese Compounds | Zinc compounds | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Lead compounds | Total (lbs) |
| 2024 | — | 2,203,150 | 240,260 | 33,000 | — | 2,476,440 |
| 2023 | 1,401,000 | — | 100,260 | 31,000 | — | 1,532,286 |
| 2022 | 981,000 | — | 66,260 | 20,000 | — | 1,067,284 |
| 2021 | 1,400,500 | — | 96,260 | 20,000 | — | 1,516,807 |
| 2020 | — | 1,200,505 | 67,260 | 28,000 | — | 1,295,796 |
| 2019 | — | 1,501,000 | 100,260 | 42,000 | — | 1,643,291 |
| 2018 | 1,201,000 | — | 67,260 | 5,350 | — | 1,273,635 |
| 2017 | 1,601,000 | — | 100,260 | — | 33 | 1,701,293 |
| 2016 | 1,601,550 | — | 110,260 | — | — | 1,711,810 |
| 2015 | 1,901,250 | — | 130,260 | 24,000 | 49 | 2,055,559 |
| 2014 | 1,602,050 | — | 100,260 | 21,000 | 53 | 1,723,363 |
| 2013 | 1,201,350 | — | 40,260 | 23,250 | 45 | 1,264,905 |
| 2012 | 1,103,050 | — | 35,260 | 32,005 | 24 | 1,170,340 |
| 2011 | 2,004,850 | — | 140,760 | 94,800 | 33 | 2,240,693 |
| 2010 | 1,005,350 | — | 43,260 | 81,000 | 28 | 1,129,638 |
| 2009 | 915,250 | — | 46,260 | 24,000 | 521 | 986,031 |
| 2008 | 262,750 | — | 11,505 | 88,000 | 25 | 362,280 |
| 2007 | 501,883 | — | 23,099 | 56,007 | 55 | 581,044 |
| 2006 | 361,874 | — | 22,117 | 45,003 | — | 428,994 |
| 2005 | 121,221 | — | — | 60,003 | — | 181,224 |
| 2004 | 130,970 | — | — | 29,002 | — | 159,972 |
| 2003 | 472,320 | — | 20,131 | 41,227 | — | 533,678 |
| 2002 | 371,221 | — | — | 16,015 | — | 387,236 |
| 2001 | 561,019 | — | 25,149 | 14,015 | 3 | 600,186 |
| 2000 | 450,674 | — | — | 13,015 | — | 463,689 |
| 1999 | 1,260 | — | — | 15,015 | — | 16,288 |
| 1998 | 925 | — | — | — | — | 925 |
▎ Facilities report to EPA's TRI once they manufacture, process, or use a listed chemical above set thresholds. Once that threshold is crossed, they must report actual releases regardless of size — so a small number reflects genuine low-level discharge, not a data error.