Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
NATIONAL SEA PRODUCTS INC
1 HIGH LINER AVE, PORTSMOUTH, NH, 038020839
Parent company: NATIONAL SEA PRODS INC
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 | Ammonia | Total |
|---|---|---|
| 1989 | 4,000 | 4,000 |