Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
KEYSTONE FOUNDRY DIV
944 W 12TH ST, ERIE, PA, 16501
Parent company: UNITED BRASS WORKS 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 | Copper | Zinc (fume or dust) | Lead | Lead And Lead Compounds | Lead compounds | Total (lbs) |
| 2024 | 380 | — | — | 25 | — | 405 |
| 2023 | 400 | — | — | 30 | — | 430 |
| 2022 | 460 | — | — | 31 | — | 491 |
| 2021 | 390 | — | — | 30 | — | 420 |
| 2020 | 248 | — | — | 20 | — | 268 |
| 2019 | 350 | — | — | 32 | — | 382 |
| 2018 | 214 | — | — | — | 17 | 231 |
| 2017 | 186 | — | — | — | 15 | 201 |
| 2016 | 208 | — | — | — | 16 | 224 |
| 2015 | 217 | — | — | — | 18 | 236 |
| 2014 | 281 | — | — | — | 24 | 304 |
| 2013 | 227 | — | — | — | 18 | 246 |
| 2012 | 251 | — | — | — | 24 | 274 |
| 2011 | 251 | — | — | — | 22 | 272 |
| 2002 | 29 | — | 26 | — | — | 124 |
| 2001 | 26 | — | 27 | — | — | 121 |
| 1995 | — | 7,490 | — | — | — | 7,490 |
| 1993 | 340 | 8,909 | 477 | — | — | 9,726 |
| 1992 | 35,000 | 3,600 | 2,900 | — | — | 41,500 |
| 1991 | 46,000 | 4,200 | 3,500 | — | — | 53,700 |
| 1990 | 43,000 | 4,000 | 3,500 | — | — | 50,500 |
| 1989 | 46,000 | 4,000 | 3,500 | — | — | 53,500 |
| 1988 | 54,000 | 5,000 | — | — | — | 59,000 |
▎ 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.