Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
MARCH POINT COGENERATION CO
8507 S TEXAS RD, ANACORTES, WA, 982210622
Parent company: NA
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 | Ammonia | Ethylene | Propylene | 1,3-Butadiene | Polycyclic aromatic compounds | Total (lbs) |
| 2009 | 6,900 | 290 | 160 | — | — | 7,350 |
| 2008 | 11,000 | 300 | 160 | — | — | 11,460 |
| 2007 | 6,200 | 300 | 160 | — | — | 6,660 |
| 2006 | 5,900 | 300 | 160 | — | — | 6,360 |
| 2005 | 5,900 | 300 | 160 | — | — | 6,360 |
| 2004 | 5,600 | 300 | 160 | — | — | 6,060 |
| 2003 | 6,200 | 31 | 46 | — | — | 6,277 |
| 2002 | 6,300 | 31 | 46 | — | — | 6,377 |
| 2001 | 5,800 | 31 | 46 | — | 4 | 5,881 |
| 2000 | 1,290 | 31 | 46 | — | 4 | 1,371 |
| 1999 | 270 | — | — | — | — | 270 |
| 1998 | 480 | — | — | — | — | 480 |
| 1997 | 400 | 3,000 | 1,100 | 8 | — | 4,508 |
| 1996 | 1,036 | 2,127 | 820 | 6 | — | 3,989 |
| 1995 | 2,739 | 1,175 | 453 | 3 | — | 4,370 |
| 1994 | 4,800 | 1,467 | 560 | — | — | 6,827 |
▎ 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.