TRI Reporter
Clean Air Act
Clean Water Act
RCRA
MYSTIC STATION UNITS 8 AND 9
Quick Summary
- •Released 70,070 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
- •Assessed $0 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
173 ALFORD ST
CHARLESTOWN, MA 02129
View on map ↗ - County
- SUFFOLK County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221112
- Inspections
- 2 · last Sep 10, 2024
- Total Penalties
- $0 · last May 23, 2012
- Registry ID
- 110000310841
How This Compares
#4
of 331 TRI reporters in MA
#289
of 584 TRI reporters in Utilities
Ranked by most recent year's total TRI releases.
TRI Toxic Chemical Releases
Annual pounds of each toxic chemical released to air, water, and land, as reported to the EPA Toxic Release Inventory. Carcinogen (♦) and PFAS designations are per EPA and IARC classifications.
Emissions Trend (2015–2021)
-90% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 93,933 | — |
| 2016 | 109,001 | +16% |
| 2017 | 70,070 | -36% |
| 2018 | 63,669 | -9% |
| 2019 | 20,758 | -67% |
| 2020 | 16,122 | -22% |
| 2021 | 9,445 | -41% |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ammonia | 9,445 | 9,423 | 22 | — | 32 | |
| Polycyclic aromatic compounds | 0 | 0 | 0 | — | 302 | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 0 | — | 0 | — | 3 |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ammonia | 16,121 | 16,097 | 24 | — | 61 | |
| Polycyclic aromatic compounds | 0 | 0 | 0 | — | 30 | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 0 | — | 0 | — | 0 |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ammonia | 20,758 | 20,691 | 67 | — | 20 | |
| Benzo[g,h,i]perylene | 0 | — | 0 | — | 1 |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Naphthalene | — | — | — | — | — | ♦ Carcinogen |
| Ammonia | 44,668 | 44,600 | 68 | — | 290 | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 19,000 | 19,000 | — | — | — | |
| Polycyclic aromatic compounds | 1 | 0 | 1 | — | 9 | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 0 | — | 0 | — | 0 |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | — | — | — | 0 | |
| Naphthalene | — | — | — | — | — | ♦ Carcinogen |
| Ammonia | 55,068 | 55,000 | 68 | — | 430 | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 15,000 | 15,000 | — | — | — | |
| Polycyclic aromatic compounds | 2 | 0 | 1 | — | 37 | ♦ Carcinogen |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | — | — | — | 0 | |
| Naphthalene | — | — | — | — | — | ♦ Carcinogen |
| Ammonia | 80,968 | 80,900 | 68 | — | 420 | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 28,000 | 28,000 | — | — | — | |
| Lead compounds | 30 | 30 | — | — | 6 | |
| Polycyclic aromatic compounds | 2 | 1 | 2 | — | 8 | ♦ Carcinogen |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Naphthalene | — | — | — | — | — | ♦ Carcinogen |
| Benzo[g,h,i]perylene | — | — | — | — | 2 | |
| n-Hexane | 35,001 | 35,000 | 1 | — | 36 | |
| Ammonia | 32,930 | 32,800 | 130 | — | 150 | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 26,000 | 26,000 | — | — | — | |
| Polycyclic aromatic compounds | 2 | 1 | 1 | — | 202 | ♦ Carcinogen |
Waste Management & Recycling
How this facility manages toxic chemicals beyond direct releases — through recycling, energy recovery, and on-site or off-site treatment. Data from the most recent TRI reporting year. Quantities in pounds.
| Chemical | Released | Recycled | Energy Recovery | Treated |
|---|---|---|---|---|
| Polycyclic aromatic compounds | — | 1 | — | 1 |
| Ammonia | — | — | — | 3,074 |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | — | — | — | 16,000 |
Off-Site Transfer Destinations
Facilities to which toxic chemicals were transferred for disposal, recycling, energy recovery, or treatment during the most recent TRI reporting year. Quantities in pounds.
| Destination | Chemical | Disposal | Recycling | Energy Rec. | Treatment |
|---|---|---|---|---|---|
|
MURPHY'S WASTE OIL SERVICES, INC.
WOBURN, MA
|
Benzo[g,h,i]perylene | — | 0 | — | — |
|
CLEAN HARBORS ENV. SERVICES, INC.
SOUTH PORTLAND, ME
|
Benzo[g,h,i]perylene | — | — | — | — |
|
CLEAN HARBORS OF CONNECTICUT, INC.
BRISTOL, CT
|
Benzo[g,h,i]perylene | — | — | — | — |
|
MURPHY'S WASTE OIL SERVICES, INC.
WOBURN, MA
|
Polycyclic aromatic compounds | — | — | — | 2 |
|
CLEAN HARBORS ENV. SERVICES, INC.
SOUTH PORTLAND, ME
|
Polycyclic aromatic compounds | — | — | — | — |
|
CLEAN HARBORS OF CHATTANOOGA, LLC
CHATTANOOGA, TN
|
Polycyclic aromatic compounds | — | — | — | 0 |
|
CLEAN HARBORS OF CONNECTICUT, INC.
BRISTOL, CT
|
Polycyclic aromatic compounds | — | — | — | — |
Transfers to Publicly-Owned Treatment Works (POTWs)
Toxic chemicals transferred to municipal wastewater treatment plants during the most recent TRI reporting year. Quantities in pounds.
| Chemical | Transferred (lbs) | POTW |
|---|---|---|
| Ammonia | 430 | MWRA DEER ISLAND PLANT, WINTHROP |
Compliance Violations
Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.
| Program | Type | Violation Date | Return to Compliance | Status |
|---|---|---|---|---|
| cwa | Schedule Event achieved late but reported | Jan 15, 2011 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 15, 2004 | Mar 17, 2004 | Resolved |
| cwa | Schedule Event achieved late but reported | Jan 15, 2004 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 15, 2002 | Nov 6, 2002 | Resolved |
| cwa | Schedule Event achieved late but reported | Jan 15, 2002 | — | Open |
| rcra | Standards Applicable to Generators of HW: General | Sep 19, 2000 | Apr 19, 2002 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Jun 28, 1995 | Jun 28, 1995 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Jul 13, 1989 | Jun 27, 1991 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Ground-Water Monitoring | Sep 29, 1988 | Nov 14, 1988 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Ground-Water Monitoring | May 13, 1987 | Jul 23, 1987 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Dec 18, 1986 | Sep 29, 1988 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Sep 25, 1986 | Apr 17, 1987 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Ground-Water Monitoring | Sep 25, 1986 | Apr 17, 1987 | Resolved |
| cwa | Schedule Event achieved late but reported | Jul 8, 1986 | — | Open |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Ground-Water Monitoring | Feb 26, 1986 | Jul 1, 1986 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Jul 2, 1985 | Aug 16, 1985 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Financial Requirements | Jul 25, 1984 | Oct 11, 1984 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Ground-Water Monitoring | May 30, 1984 | Jun 27, 1991 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | May 30, 1984 | Jun 27, 1991 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Closure and Post-Closure | May 30, 1984 | Jun 27, 1991 | Resolved |
Enforcement Actions
Formal enforcement cases brought by the EPA or state agencies, including administrative orders and civil penalties assessed. Penalty amounts reflect what was formally assessed, not necessarily what was collected.
Administrative - Formal
· Case 01-1995-0072
Judicial
· Case 01-2002-0184 · Mar 25, 2004
$1,000,000
Administrative - Formal
· Case 01-2002-0203 · Mar 4, 2002
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-MAR000010686-001 · Feb 27, 2002
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-MAD000842401-000 · Jun 28, 1995
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-MAD000842401-023 · Oct 14, 1988
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-MAD000842401-019 · May 13, 1987
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-MAD000842401-017 · Mar 17, 1987
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-MAD000842401-013 · Mar 13, 1987
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-MAD000842401-012 · Mar 12, 1986
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-MAD000842401-008 · Jul 23, 1985
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-MAD000842401-006 · Aug 10, 1984
CWA 309A AO For Compliance
Clean Water Act
· Case 01-1984-N001 · Mar 26, 1984
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