Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
CALPORTLAND COMPANY COLTON PLANT
695 S RANCHO AVE, COLTON, CA, 92324
Parent company: TAIHEIYO CEMENT USA INC
Carcinogen
PBT
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Zinc compounds | Manganese compounds | Chromium compounds (except for chromite ore mined in the Transvaal Region) | Lead compounds | Mercury compounds | Total |
|---|---|---|---|---|---|---|
| 2013 | — | — | — | 1 | — | 1 |
| 2012 | — | — | — | 1 | — | 1 |
| 2011 | — | — | — | 0 | — | 0 |
| 2010 | — | — | — | 6 | — | 6 |
| 2009 | 99,925 | — | 1,243 | 3,580 | 74 | 104,822 |
| 2008 | — | — | 1,961 | 3,860 | 68 | 5,888 |
| 2007 | 282,136 | 13,599 | 3,370 | 6,519 | 133 | 308,148 |
| 2006 | 343 | 10,969 | 2,708 | 6,455 | 654 | 21,129 |
| 2005 | 232,686 | 13,865 | 3,241 | 5,751 | 783 | 256,326 |
| 2004 | 77,848 | 9,469 | 1,563 | 2,570 | 507 | 91,956 |
| 2003 | 116,125 | 11,140 | 1,977 | 4,238 | 555 | 134,034 |
| 2002 | 31,940 | 8,030 | 1,330 | 2,452 | 397 | 44,150 |
| 2001 | — | 7,045 | 1,162 | 1,494 | 342 | 10,043 |
| 2000 | — | 14,747 | 2,828 | — | 696 | 18,271 |
| 1999 | — | 15,218 | 3,655 | — | — | 20,651 |
| 1998 | 78,419 | 14,866 | 3,743 | — | — | 97,028 |
| 1997 | — | 11,604 | 2,840 | — | — | 14,444 |
| 1996 | — | — | 2,883 | — | — | 2,883 |
| 1995 | — | — | 2,892 | — | — | 2,892 |
| 1994 | — | — | 2,649 | — | — | 2,649 |
| 1993 | — | — | 10 | — | — | 265 |
| 1991 | — | — | 10 | — | — | 10 |