Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
KENNAMETAL INC (REFINERY)
11 MILES N OF FALLON ON HWY 95, FALLON, NV, 89406
Parent company: KENNAMETAL INC
Carcinogen
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 | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Manganese And Manganese Compounds | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Total (lbs) |
| 2024 | — | — | 1,870 | — | — | 1,870 |
| 2023 | — | — | 1,635 | — | — | 1,637 |
| 2022 | — | — | 1,879 | 26,027 | — | 27,908 |
| 2021 | — | — | 1,408 | — | — | 1,633 |
| 2020 | — | 14,482 | 792 | — | — | 15,293 |
| 2019 | — | 40,014 | 1,408 | — | — | 42,420 |
| 2018 | — | 49,003 | 1,775 | — | — | 51,181 |
| 2017 | — | 40,002 | 1,743 | — | — | 41,985 |
| 2016 | — | 44,401 | — | — | — | 44,632 |
| 2015 | — | — | — | — | — | 15 |
| 2014 | 55,804 | — | — | — | — | 55,821 |
| 2013 | 75,602 | — | — | — | — | 75,621 |
| 2012 | 72,607 | — | — | — | — | 72,642 |
| 2011 | 71,012 | — | — | — | — | 71,038 |
| 2010 | 68,079 | — | — | — | — | 68,096 |
| 2009 | 63,948 | — | — | — | — | 63,960 |
| 2008 | 81,377 | — | — | — | — | 81,410 |
| 2007 | 60,039 | — | — | — | — | 60,068 |
| 2006 | 72,544 | — | — | — | — | 72,566 |
| 2005 | 82,100 | — | — | — | — | 82,100 |
| 2004 | 91,700 | — | — | — | — | 91,700 |
| 2003 | 52,763 | — | — | — | — | 52,763 |
| 2002 | 49,215 | — | — | — | — | 49,215 |
| 2001 | 70,005 | — | — | — | — | 70,005 |
| 2000 | 68,505 | — | — | — | — | 68,505 |
| 1999 | 100,005 | — | — | — | — | 100,005 |
| 1998 | 130,005 | — | — | — | — | 130,005 |
| 1997 | 170,005 | — | — | — | — | 170,005 |
| 1996 | 240,005 | — | — | — | — | 240,005 |
| 1995 | 230,005 | — | — | — | — | 230,005 |
| 1994 | 260,000 | — | 10 | — | 10 | 260,285 |
| 1993 | — | 109,466 | 8,080 | — | 260 | 118,306 |
| 1992 | — | 100,000 | 89,255 | — | 1,600 | 203,360 |
| 1991 | — | 99,000 | 97,255 | — | 2,200 | 198,970 |
| 1990 | — | 85,000 | 130,500 | — | 4,800 | 221,550 |
| 1989 | — | 67,000 | 150,500 | — | 7,400 | 226,150 |
| 1988 | — | — | 130,500 | — | — | 130,500 |
▎ 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.