INGALLS SHIPBUILDING, PASCAGOULA OPERATIONS
Quick Summary
- •Released 171,529 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $0 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
1000 ACCESS ROAD
PASCAGOULA, MS 39567
View on map ↗ - County
- JACKSON County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 336611
- Inspections
- 6 · last Aug 29, 2025
- Total Penalties
- $0 · last Jun 29, 2012
- Registry ID
- 110000590888
How This Compares
Ranked by most recent year's total TRI releases.
Compliance Status (Last 12 Quarters)
Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.
Qtrs Non-Compliant
Qtrs Non-Compliant
Qtrs Non-Compliant
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.
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 184,495 | — |
| 2016 | 179,980 | -2% |
| 2017 | 171,529 | -5% |
| 2018 | 91,338 | -47% |
| 2019 | 20,958 | -77% |
| 2020 | 114,882 | +448% |
| 2021 | 156,566 | +36% |
| 2022 | 112,344 | -28% |
| 2023 | 160,547 | +43% |
| 2024 | 161,093 | 0% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| n-Butyl alcohol | 47,763 | 47,763 | — | — | 8,427 | |
| Methanol | 28,045 | 28,045 | — | — | 4,949 | |
| 1,2,4-Trimethylbenzene | 27,241 | 27,241 | — | — | 4,807 | |
| Xylene (mixed isomers) | 21,039 | 21,039 | — | — | 3,712 | |
| Copper compounds | 17,889 | 17,670 | 219 | — | 6,626 | |
| Nickel compounds | 8,617 | 8,587 | 30 | — | 1,453 | ♦ Carcinogen |
| Propylene | 7,246 | 7,246 | — | — | — | |
| Manganese compounds | 2,922 | 2,733 | 189 | — | 278 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 310 | 287 | 23 | — | — | |
| Lead compounds | 21 | 2 | 19 | — | — |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| n-Butyl alcohol | 49,155 | 49,155 | — | — | 8,672 | |
| Methanol | 42,090 | 42,090 | — | — | 7,427 | |
| 1,2,4-Trimethylbenzene | 24,589 | 24,589 | — | — | 4,338 | |
| Xylene (mixed isomers) | 19,805 | 19,805 | — | — | 3,413 | |
| Copper compounds | 14,707 | 14,467 | 240 | — | 6,518 | |
| Propylene | 7,792 | 7,792 | — | — | — | |
| Manganese compounds | 1,678 | 1,471 | 207 | — | 877 | |
| Nickel compounds | 406 | 373 | 33 | — | 476 | ♦ Carcinogen |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 303 | 278 | 25 | — | 760 | |
| Lead compounds | 22 | 2 | 20 | — | — |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| n-Butyl alcohol | 55,771 | 55,771 | — | — | 9,493 | |
| Methanol | 32,469 | 32,469 | — | — | 5,526 | |
| Xylene (mixed isomers) | 9,914 | 9,914 | — | — | 1,687 | |
| Propylene | 6,075 | 6,075 | — | — | — | |
| Copper compounds | 4,835 | 4,582 | 253 | — | 2,585 | |
| Manganese compounds | 2,585 | 2,367 | 218 | — | 902 | |
| Nickel compounds | 387 | 352 | 35 | — | 493 | ♦ Carcinogen |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 285 | 259 | 26 | — | 792 | |
| Lead compounds | 22 | 1 | 21 | — | — | |
| Aluminum (fume or dust) | 1 | 1 | — | — | 3,826 |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Aluminum (fume or dust) | — | — | — | — | — | |
| n-Butyl alcohol | 46,708 | 46,708 | — | — | 8,173 | |
| Methanol | 32,579 | 32,579 | — | — | 5,701 | |
| 1,2,4-Trimethylbenzene | 25,107 | 25,107 | — | — | 4,393 | |
| Xylene (mixed isomers) | 19,997 | 19,997 | — | — | 3,499 | |
| Copper compounds | 15,644 | 15,325 | 319 | — | 5,697 | |
| Propylene | 13,085 | 13,085 | — | — | — | |
| Manganese compounds | 2,685 | 2,410 | 275 | — | 1,079 | |
| Nickel compounds | 411 | 367 | 44 | — | 525 | ♦ Carcinogen |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 321 | 288 | 33 | — | 822 | |
| Lead compounds | 29 | 2 | 27 | — | — |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| n-Butyl alcohol | 51,432 | 51,432 | — | — | 9,076 | |
| Methanol | 26,640 | 26,640 | — | — | 4,701 | |
| Xylene (mixed isomers) | 14,092 | 14,092 | — | — | 2,487 | |
| Copper compounds | 10,145 | 10,145 | — | — | 5,067 | |
| Propylene | 9,255 | 9,255 | — | — | — | |
| Manganese compounds | 2,488 | 2,303 | 185 | — | 1,083 | |
| Nickel compounds | 429 | 399 | 30 | — | 747 | ♦ Carcinogen |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 381 | 359 | 22 | — | 1,146 | |
| Lead compounds | 20 | 2 | 18 | — | — |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Copper compounds | 15,711 | 15,509 | 202 | — | 6,796 | |
| Manganese compounds | 5,247 | 5,247 | — | — | 1,537 |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| n-Butyl alcohol | 49,768 | 49,768 | — | — | 8,783 | |
| 1,2,4-Trimethylbenzene | 23,007 | 23,007 | — | — | 8,783 | |
| Propylene | 9,017 | 9,017 | — | — | — | |
| Manganese compounds | 5,346 | 5,056 | 290 | — | 1,432 | |
| Copper compounds | 3,543 | 3,126 | 417 | — | 2,090 | |
| Nickel compounds | 363 | 327 | 36 | — | 508 | ♦ Carcinogen |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 294 | 267 | 27 | — | 769 |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| n-Butyl alcohol | 73,081 | 73,081 | — | — | 12,897 | |
| 1,2,4-Trimethylbenzene | 42,941 | 42,941 | — | — | 7,578 | |
| Xylene (mixed isomers) | 22,673 | 22,673 | — | — | 4,001 | |
| Copper compounds | 19,398 | 19,003 | 395 | — | 15,239 | |
| Propylene | 7,644 | 7,644 | — | — | — | |
| Manganese compounds | 4,975 | 4,700 | 275 | — | 1,943 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 418 | 392 | 26 | — | 868 | |
| Nickel compounds | 399 | 365 | 34 | — | 589 | ♦ Carcinogen |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Aluminum (fume or dust) | — | — | — | — | 5,731 | |
| n-Butyl alcohol | 71,919 | 71,919 | — | — | 12,691 | |
| 1,2,4-Trimethylbenzene | 34,393 | 34,393 | — | — | 6,070 | |
| Methanol | 26,632 | 26,632 | — | — | 4,699 | |
| Xylene (mixed isomers) | 20,795 | 20,795 | — | — | 3,670 | |
| Copper compounds | 11,718 | 11,417 | 301 | — | 5,385 | |
| Propylene | 10,319 | 10,319 | — | — | — | |
| Manganese compounds | 3,404 | 3,195 | 209 | — | 1,134 | |
| Nickel compounds | 432 | 432 | — | — | 676 | ♦ Carcinogen |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 368 | 349 | 19 | — | 961 |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Aluminum (fume or dust) | — | — | — | — | 6,261 | |
| n-Butyl alcohol | 73,275 | 73,275 | — | — | 12,930 | |
| 1,2,4-Trimethylbenzene | 36,241 | 36,241 | — | — | 6,396 | |
| Xylene (mixed isomers) | 33,234 | 33,234 | — | — | 5,865 | |
| Copper compounds | 15,919 | 15,647 | 272 | — | 7,079 | |
| Propylene | 9,714 | 9,714 | — | — | — | |
| Manganese compounds | 9,399 | 9,210 | 189 | — | 2,368 | |
| Methanol | 5,620 | 5,620 | — | — | 6,214 | |
| Nickel compounds | 572 | 549 | 23 | — | 801 | ♦ Carcinogen |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 521 | 503 | 18 | — | 1,171 |
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 |
|---|
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 |
|---|---|---|---|---|---|
|
GIANT RESOURCE RECOVERY- ATTALLA, INC.
ATTALLA, AL
|
n-Butyl alcohol | 6,327 | — | — | — |
|
HERITAGE THERMAL SERVICES INC
EAST LIVERPOOL, OH
|
n-Butyl alcohol | 549 | — | — | — |
|
RINECO CHEMICAL INDUSTRIES, LLC
BENTON, AR
|
n-Butyl alcohol | 1,551 | — | — | — |
|
GIANT RESOURCE RECOVERY- ATTALLA, INC.
ATTALLA, AL
|
1,2,4-Trimethylbenzene | 3,608 | — | — | — |
|
HERITAGE ENVIRONMENTAL SERVICES LLC
INDIANAPOLIS, IN
|
1,2,4-Trimethylbenzene | 1 | — | — | — |
|
HERITAGE THERMAL SERVICES INC
EAST LIVERPOOL, OH
|
1,2,4-Trimethylbenzene | 313 | — | — | — |
|
RINECO CHEMICAL INDUSTRIES, LLC
BENTON, AR
|
1,2,4-Trimethylbenzene | 885 | — | — | — |
|
GIANT RESOURCE RECOVERY- ATTALLA, INC.
ATTALLA, AL
|
Xylene (mixed isomers) | 2,787 | — | — | — |
|
HERITAGE THERMAL SERVICES INC
EAST LIVERPOOL, OH
|
Xylene (mixed isomers) | 242 | — | — | — |
|
RINECO CHEMICAL INDUSTRIES, LLC
BENTON, AR
|
Xylene (mixed isomers) | 683 | — | — | — |
|
GIANT RESOURCE RECOVERY- ATTALLA, INC.
ATTALLA, AL
|
Nickel compounds | 1,091 | — | — | — |
|
HERITAGE THERMAL SERVICES INC
EAST LIVERPOOL, OH
|
Nickel compounds | 95 | — | — | — |
|
RINECO CHEMICAL INDUSTRIES, LLC
BENTON, AR
|
Nickel compounds | 267 | — | — | — |
|
GIANT RESOURCE RECOVERY- ATTALLA, INC.
ATTALLA, AL
|
Manganese compounds | 209 | — | — | — |
|
HERITAGE THERMAL SERVICES INC
EAST LIVERPOOL, OH
|
Manganese compounds | 18 | — | — | — |
|
RINECO CHEMICAL INDUSTRIES, LLC
BENTON, AR
|
Manganese compounds | 51 | — | — | — |
|
GIANT RESOURCE RECOVERY- ATTALLA, INC.
ATTALLA, AL
|
Methanol | 3,715 | — | — | — |
|
HERITAGE THERMAL SERVICES INC
EAST LIVERPOOL, OH
|
Methanol | 323 | — | — | — |
|
RINECO CHEMICAL INDUSTRIES, LLC
BENTON, AR
|
Methanol | 911 | — | — | — |
|
GIANT RESOURCE RECOVERY- ATTALLA, INC.
ATTALLA, AL
|
Copper compounds | 4,974 | — | — | — |
|
HERITAGE THERMAL SERVICES INC
EAST LIVERPOOL, OH
|
Copper compounds | 432 | — | — | — |
|
RINECO CHEMICAL INDUSTRIES, LLC
BENTON, AR
|
Copper compounds | 1,219 | — | — | — |
|
HERITAGE ENVIRONMENTAL SERVICES LLC
INDIANAPOLIS, IN
|
Copper compounds | 1 | — | — | — |
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 |
|---|---|---|---|---|
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Preparedness and Prevention | Feb 13, 2017 | Sep 15, 2017 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Use and Management of Containers | Feb 13, 2017 | Sep 15, 2017 | Resolved |
| rcra | Standards for Used Oil: Generators | Feb 13, 2017 | Sep 15, 2017 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Feb 13, 2017 | Sep 15, 2017 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Feb 13, 2017 | Sep 15, 2017 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Feb 13, 2017 | Sep 15, 2017 | Resolved |
| cwa | Schedule Event reported late | Jun 30, 2014 | — | Open |
| cwa | Schedule Event achieved late but reported | Jun 30, 2014 | — | Open |
| cwa | Schedule Event unachieved but reported | Jun 30, 2014 | Dec 30, 2015 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jun 30, 2014 | Dec 30, 2015 | Resolved |
| cwa | Schedule Event achieved late but reported | Mar 1, 2014 | — | Open |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jan 26, 2012 | Apr 9, 2012 | Resolved |
| cwa | Schedule Event achieved late but reported | Oct 31, 2010 | — | Open |
| cwa | Schedule Event achieved late but reported | Sep 30, 2010 | — | Open |
| cwa | Schedule Event unachieved and not reported | Aug 31, 2010 | Dec 20, 2010 | Resolved |
| cwa | Schedule Event achieved late but reported | Aug 31, 2010 | — | Open |
| rcra | Standards Applicable to Generators of HW: General | Dec 12, 2002 | Nov 6, 2003 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Jun 4, 1997 | Jun 26, 1997 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jun 4, 1997 | Jun 26, 1997 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jun 4, 1997 | Jun 4, 1997 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Jun 3, 1997 | Jun 26, 1997 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jun 3, 1997 | Jun 20, 1997 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jun 3, 1997 | Jun 26, 1997 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Sep 12, 1995 | Nov 16, 1995 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Aug 29, 1995 | Oct 2, 1995 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jan 30, 1990 | Apr 5, 1990 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jan 30, 1990 | Mar 5, 1990 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Feb 27, 1989 | Apr 21, 1989 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Financial Requirements | Nov 9, 1988 | Nov 29, 1988 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Financial Requirements | Nov 9, 1988 | Nov 29, 1988 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Jun 1, 1988 | Sep 30, 1988 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Financial Requirements | Nov 3, 1987 | Nov 18, 1987 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Financial Requirements | Nov 3, 1987 | Nov 18, 1987 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Jul 7, 1986 | Sep 15, 1986 | Resolved |
Discharge Limit Exceedances
Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.
| Pollutant | Violation | Reported | Limit | Exceedance | Period | Status |
|---|---|---|---|---|---|---|
| Temperature, water deg. fahrenheit | DMR, Limited - Numeric Violation | 92.90 deg F | 90.00 | +3% | Sep 2021 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.87 mg/L | 0.63 | +39% | Dec 2015 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.13 mg/L | 0.03 | +284% | Dec 2015 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.09 mg/L | 0.03 | +153% | Dec 2015 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.16 mg/L | 0.03 | +379% | Sep 2015 | Resolved |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 2.35 mg/L | 0.63 | +273% | Sep 2015 | Resolved |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.75 mg/L | 0.63 | +19% | Sep 2015 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.42 mg/L | 0.03 | +1,156% | Sep 2015 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.19 mg/L | 0.03 | +471% | Jun 2015 | Resolved |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 1.19 mg/L | 0.63 | +89% | Jun 2015 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.09 mg/L | 0.03 | +168% | Jun 2015 | Resolved |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 2.04 mg/L | 0.63 | +224% | Mar 2015 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.33 mg/L | 0.03 | +882% | Mar 2015 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.03 | +37% | Mar 2015 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.64 mg/L | 0.63 | +2% | Mar 2015 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.12 mg/L | 0.03 | +245% | Mar 2015 | 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.