Facility profile
Gsp Merrimack Llc
Significant noncompliance across 10 of the last 12 quarters, with $202,208 in recorded penalties.
Noncompliance quarters
10
Counted from the imported ECHO record over the last 12 quarters.
Penalties
$202,208
Recorded enforcement amount carried into the facility page.
Last inspection
2025-09-30
Displayed as plain language instead of hidden in agency exports.
Trend
Watch
Reported on-site releases are lower in 2024 than in 2022.
| Year | Air | Water | Land | Total |
|---|---|---|---|---|
| 2022 | 57,334 lbs | 339 lbs | 3,726 lbs | 61,398 lbs |
| 2023 | 29,982 lbs | 254 lbs | 238 lbs | 30,473 lbs |
| 2024 | 33,435 lbs | 254 lbs | 14 lbs | 33,703 lbs |
Chemical breakdown
What this facility is reporting
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Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size)
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Ammonia
Latest 2024 TRI data shows water as the largest reported pathway for this chemical at the facility.
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Lead compounds
Latest 2024 TRI data shows water as the largest reported pathway for this chemical at the facility.
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Polycyclic aromatic compounds
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Mercury compounds
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
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Benzo[g, h, i]perylene
Latest 2024 TRI data shows air as the largest reported pathway for this chemical at the facility.
Enforcement layer
Why the ECHO-style detail matters
Significant noncompliance across 10 of the last 12 quarters, with $202,208 in recorded penalties.