Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
NATIONAL GRID PORT JEFFERSON POWER STATION
BEACH ST, PORT JEFFERSON, NY, 11777
Parent company: NATIONAL GRID USA
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 | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Ammonia | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Vanadium compounds | Lead | Total (lbs) |
| 2024 | — | 21,466 | — | — | — | 21,468 |
| 2023 | — | 22,093 | — | — | 0 | 22,096 |
| 2022 | — | 28,881 | — | — | — | 28,891 |
| 2021 | — | 31,244 | — | — | — | 31,249 |
| 2020 | — | 28,199 | — | — | — | 28,202 |
| 2019 | — | 15,779 | — | — | — | 15,781 |
| 2018 | — | 26,010 | — | — | — | 26,015 |
| 2017 | — | 5,934 | — | — | — | 5,937 |
| 2016 | — | 6,184 | — | — | — | 6,187 |
| 2015 | — | 18,572 | — | — | — | 18,576 |
| 2014 | — | 11,359 | — | — | — | 11,365 |
| 2013 | — | 7,990 | — | — | — | 7,994 |
| 2012 | — | 15,478 | — | — | — | 15,482 |
| 2011 | — | 6,645 | — | — | — | 6,649 |
| 2010 | — | 5,376 | — | — | — | 5,378 |
| 2009 | — | 2,483 | — | — | — | 2,485 |
| 2008 | 21,405 | 4,100 | — | — | — | 25,509 |
| 2007 | 42,005 | 3,400 | — | — | 182 | 45,593 |
| 2006 | 43,005 | 11,000 | — | — | 10 | 54,020 |
| 2005 | 112,005 | 9,500 | 25,500 | 3,855 | 30 | 150,896 |
| 2004 | 195,005 | 8,000 | 32,000 | 4,905 | 30 | 239,947 |
| 2003 | 144,005 | 8,300 | — | 3,545 | 29 | 155,886 |
| 2002 | 140,005 | 5,690 | — | 3,505 | 24 | 149,230 |
| 2001 | 106,300 | — | — | 2,350 | 16 | 108,668 |
| 2000 | 158,005 | — | 26,000 | 3,015 | — | 187,022 |
| 1999 | 94,005 | — | — | — | — | 94,005 |
| 1998 | 159,005 | — | — | — | — | 159,005 |
▎ 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.