HUNTINGTON INGALLS INCORPORATED - NN SHIPBLDG DIV
Quick Summary
- •Released 120,979 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
-
4101 WASHINGTON AVE
NEWPORT NEWS, VA 23607
View on map ↗ - County
- NEWPORT NEWS CITY County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 336611
- Inspections
- 8 · last May 27, 2025
- Total Penalties
- $0 · last Jun 11, 2018
- Registry ID
- 110020673378
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 | 81,871 | — |
| 2016 | 87,358 | +7% |
| 2017 | 120,979 | +38% |
| 2018 | 72,384 | -40% |
| 2019 | 33,115 | -54% |
| 2020 | 43,959 | +33% |
| 2021 | 77,384 | +76% |
| 2022 | 78,776 | +2% |
| 2023 | 100,513 | +28% |
| 2024 | 89,519 | -11% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| n-Butyl alcohol | 53,123 | 53,123 | — | — | 8,577 | |
| 1,2,4-Trimethylbenzene | 17,200 | 17,200 | — | — | 3,045 | |
| Xylene (mixed isomers) | 16,127 | 16,127 | — | — | 46,033 | |
| Manganese | 1,178 | 1,074 | 105 | — | 138,753 | |
| Copper compounds | 893 | 708 | 185 | — | 75,285 | |
| Nickel | 464 | 346 | 118 | — | 18,732 | ♦ Carcinogen |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 247 | 128 | 118 | — | 43,850 | |
| Lead | 237 | 1 | 237 | — | 10,166 | ♦ Carcinogen |
| Diisocyanates | 28 | 28 | — | — | 21,367 | |
| Zinc (fume or dust) | 22 | 22 | — | — | 14,973 |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| n-Butyl alcohol | 46,638 | 46,638 | — | — | 19,929 | |
| Xylene (mixed isomers) | 25,110 | 25,110 | — | — | 18,748 | |
| 1,2,4-Trimethylbenzene | 22,432 | 22,432 | — | — | 6,604 | |
| Zinc compounds | 2,899 | 30 | 2,869 | — | 19,931 | |
| Manganese | 1,201 | 1,097 | 105 | — | 66,420 | |
| Copper compounds | 1,144 | 944 | 200 | — | 58,526 | |
| Nickel | 584 | 434 | 150 | — | 8,802 | ♦ Carcinogen |
| Lead | 301 | 1 | 300 | — | 6,820 | ♦ Carcinogen |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 203 | 53 | 150 | — | 24,175 | |
| Diisocyanates | 2 | 2 | — | — | 62,646 |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| n-Butyl alcohol | 32,090 | 32,090 | — | — | 18,823 | |
| Xylene (mixed isomers) | 20,521 | 20,521 | — | — | 20,070 | |
| 1,2,4-Trimethylbenzene | 19,615 | 19,615 | — | — | 19,160 | |
| Zinc compounds | 2,786 | 77 | 2,709 | — | 12,048 | |
| Manganese | 1,296 | 1,192 | 105 | — | 92,644 | |
| Copper compounds | 1,123 | 749 | 373 | — | 60,760 | |
| Nickel | 582 | 371 | 211 | — | 11,785 | ♦ Carcinogen |
| Lead | 423 | 1 | 422 | — | 8,330 | ♦ Carcinogen |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 339 | 128 | 211 | — | 30,209 | |
| Diisocyanates | 1 | 1 | — | — | 38,032 |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Diisocyanates | — | — | — | — | 40,686 | |
| Nonylphenol | — | — | — | — | 71 | |
| n-Butyl alcohol | 38,298 | 38,298 | — | — | 230 | |
| 1,2,4-Trimethylbenzene | 17,613 | 17,613 | — | — | 1,430 | |
| Xylene (mixed isomers) | 15,492 | 15,492 | — | — | 16,414 | |
| Zinc compounds | 2,636 | 137 | 2,499 | — | 15,165 | |
| Copper compounds | 1,094 | 921 | 172 | — | 29,858 | |
| Manganese | 958 | 854 | 105 | — | 57,071 | |
| Nickel | 562 | 372 | 190 | — | 7,493 | ♦ Carcinogen |
| Lead | 382 | 2 | 381 | — | 5,715 | ♦ Carcinogen |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 349 | 159 | 190 | — | 19,466 |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Diisocyanates | — | — | — | — | 38,445 | |
| n-Butyl alcohol | 20,692 | 20,692 | — | — | 1,004 | |
| Xylene (mixed isomers) | 12,366 | 12,366 | — | — | 12,264 | |
| 1,2,4-Trimethylbenzene | 7,580 | 7,580 | — | — | 1,861 | |
| Copper compounds | 1,362 | 951 | 410 | — | 26,534 | |
| Manganese | 954 | 891 | 63 | — | 90,174 | |
| Nickel | 520 | 406 | 114 | — | 59,557 | ♦ Carcinogen |
| Chromium | 257 | 143 | 114 | — | 40,743 | |
| Lead | 229 | 1 | 228 | — | 29,180 | ♦ Carcinogen |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Diisocyanates | — | — | — | — | 37,323 | |
| Xylene (mixed isomers) | 19,722 | 19,722 | — | — | 30,051 | |
| 1,2,4-Trimethylbenzene | 12,346 | 12,346 | — | — | 1,721 | |
| Copper compounds | 814 | 457 | 357 | — | 5,746 | |
| Lead | 232 | 2 | 230 | — | 5,299 | ♦ Carcinogen |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Diisocyanates | — | — | — | — | 71,649 | |
| Ammonia | — | — | — | — | 37,113 | |
| n-Butyl alcohol | 34,715 | 34,715 | — | — | 1,322 | |
| 1,2,4-Trimethylbenzene | 14,104 | 14,104 | — | — | 692 | |
| Xylene (mixed isomers) | 12,002 | 12,002 | — | — | 5,541 | |
| Zinc compounds | 8,583 | 103 | 8,480 | — | 148,760 | |
| Manganese | 1,247 | 1,068 | 179 | — | 63,991 | |
| Copper compounds | 630 | 124 | 505 | — | 63,867 | |
| Nickel | 419 | 240 | 179 | — | 34,603 | ♦ Carcinogen |
| Lead | 361 | 2 | 359 | — | 74,051 | ♦ Carcinogen |
| Chromium | 323 | 143 | 179 | — | 13,191 |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Diisocyanates | — | — | — | — | 31,958 | |
| n-Butyl alcohol | 61,606 | 61,606 | — | — | 7,608 | |
| 1,2,4-Trimethylbenzene | 22,955 | 22,955 | — | — | 728 | |
| Xylene (mixed isomers) | 20,010 | 20,010 | — | — | 22,112 | |
| Zinc compounds | 9,935 | 65 | 9,870 | — | 161,175 | |
| Copper | 3,207 | 2,653 | 554 | — | 10,086 | |
| Manganese | 1,116 | 1,003 | 113 | — | 12,648 | |
| Nickel | 1,090 | 884 | 206 | — | 6,325 | ♦ Carcinogen |
| Lead | 412 | 1 | 412 | — | 27,198 | ♦ Carcinogen |
| Chromium | 359 | 153 | 206 | — | 51,924 | |
| Certain glycol ethers | 288 | 288 | — | — | 1,029 | |
| Polycyclic aromatic compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 0 | 0 | — | — | — |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Diisocyanates | — | — | — | — | 37,066 | |
| Ethylene glycol | — | — | — | — | 1,460 | |
| n-Butyl alcohol | 42,865 | 42,865 | — | — | 159 | |
| 1,2,4-Trimethylbenzene | 22,955 | 22,955 | — | — | 1,070 | |
| Xylene (mixed isomers) | 19,965 | 19,965 | — | — | 30,720 | |
| Lead | 412 | 0 | 412 | — | 15,673 | ♦ Carcinogen |
| Manganese | 346 | 232 | 114 | — | 18,529 | |
| Chromium | 335 | 129 | 206 | — | 964 | |
| Copper | 318 | 263 | 55 | — | 8,145 | |
| Nickel | 163 | 129 | 34 | — | 929 | ♦ Carcinogen |
| Polycyclic aromatic compounds | 0 | 0 | 0 | — | — | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 0 | 0 | — | — | — |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ethylene glycol | — | — | — | — | 20,285 | |
| Diisocyanates | — | — | — | — | 49,537 | |
| n-Butyl alcohol | 43,723 | 43,723 | — | — | 13,140 | |
| Xylene (mixed isomers) | 27,149 | 27,149 | — | — | 23,310 | |
| 1,2,4-Trimethylbenzene | 4,576 | 4,576 | — | — | 15,438 | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 4,191 | 156 | 4,035 | — | 12,803 | |
| Copper compounds | 718 | 250 | 469 | — | 10,887 | |
| Chromium | 501 | 120 | 381 | — | 2,538 | |
| Lead | 382 | 0 | 381 | — | 7,213 | ♦ Carcinogen |
| Manganese | 318 | 213 | 105 | — | 2,458 | |
| Nickel | 312 | 121 | 191 | — | 2,204 | ♦ Carcinogen |
| Polycyclic aromatic compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 0 | 0 | — | — | — |
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 |
|---|---|---|---|---|
| n-Butyl alcohol | — | — | 445 | 8,131 |
| Diisocyanates | — | — | — | 21,367 |
| 1,2,4-Trimethylbenzene | — | — | — | 2,794 |
| Copper compounds | — | 1,584 | — | — |
| Zinc (fume or dust) | — | 31 | — | — |
| Lead | — | 9,263 | — | — |
| Manganese | — | 47 | — | — |
| Nickel | — | 55 | — | — |
| Xylene (mixed isomers) | — | — | 34,565 | 11,466 |
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 |
|---|---|---|---|---|---|
|
CLEARFIELD MMG, INC.
CHESAPEAKE, VA
|
Zinc (fume or dust) | 61 | — | — | — |
|
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
|
Diisocyanates | — | — | — | 21,367 |
|
SPRING GROVE RESOURCE RECOVERY INC
CINCINNATI, OH
|
1,2,4-Trimethylbenzene | 250 | — | — | — |
|
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
|
1,2,4-Trimethylbenzene | — | — | — | 2,790 |
|
SPRING GROVE RESOURCE RECOVERY INC
CINCINNATI, OH
|
Chromium compounds (except for chromite ore mined in the Transvaal Region) | 58 | — | — | — |
|
CLEAN HARBORS REIDSVILLE, LLC
REIDSVILLE, NC
|
Chromium compounds (except for chromite ore mined in the Transvaal Region) | 10 | — | — | — |
|
CLEARFIELD MMG, INC.
CHESAPEAKE, VA
|
Chromium compounds (except for chromite ore mined in the Transvaal Region) | 6 | — | — | — |
|
SAFETY-KLEEN SYSTEMS, INC.
SMITHFIELD, KY
|
Chromium compounds (except for chromite ore mined in the Transvaal Region) | 0 | — | — | — |
|
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
|
Chromium compounds (except for chromite ore mined in the Transvaal Region) | 6 | — | — | — |
|
SANIFILL OF VIRGINIA INC
HAMPTON, VA
|
Chromium compounds (except for chromite ore mined in the Transvaal Region) | 43,683 | — | — | — |
|
MICHIGAN DISPOSAL WASTE TREATMENT PLANT
BELLEVILLE, MI
|
Chromium compounds (except for chromite ore mined in the Transvaal Region) | 76 | — | — | — |
|
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
|
Xylene (mixed isomers) | — | — | — | 11,457 |
|
SAFETY-KLEEN SYSTEMS, INC.
SMITHFIELD, KY
|
Xylene (mixed isomers) | — | — | 34,565 | — |
|
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
|
n-Butyl alcohol | — | — | — | 8,121 |
|
SAFETY-KLEEN SYSTEMS, INC.
SMITHFIELD, KY
|
n-Butyl alcohol | — | — | 445 | — |
|
CLEAN HARBORS ENVIRONMENTAL SERVICES INC
CLEVELAND, OH
|
Manganese | 0 | — | — | — |
|
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
|
Manganese | 5 | — | — | — |
|
CLEAN HARBORS REIDSVILLE, LLC
REIDSVILLE, NC
|
Manganese | 13 | — | — | — |
|
CLEARFIELD MMG, INC.
CHESAPEAKE, VA
|
Manganese | 44 | — | — | — |
|
SANIFILL OF VIRGINIA INC
HAMPTON, VA
|
Manganese | 138,065 | — | — | — |
|
MICHIGAN DISPOSAL WASTE TREATMENT PLANT
BELLEVILLE, MI
|
Manganese | 9 | — | — | — |
|
SPRING GROVE RESOURCE RECOVERY INC
CINCINNATI, OH
|
Manganese | 416 | — | — | — |
|
SAFETY-KLEEN SYSTEMS, INC.
SMITHFIELD, KY
|
Manganese | 133 | — | — | — |
|
CLEAN HARBORS REIDSVILLE, LLC
REIDSVILLE, NC
|
Lead | — | 8,080 | — | — |
|
SANIFILL OF VIRGINIA INC
HAMPTON, VA
|
Lead | 758 | — | — | — |
|
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
|
Lead | 1 | — | — | — |
|
SPRING GROVE RESOURCE RECOVERY INC
CINCINNATI, OH
|
Lead | — | 1,163 | — | — |
|
CLEARFIELD MMG, INC.
CHESAPEAKE, VA
|
Lead | 3 | — | — | — |
|
MICHIGAN DISPOSAL WASTE TREATMENT PLANT
BELLEVILLE, MI
|
Lead | 85 | — | — | — |
|
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
|
Zinc (fume or dust) | 802 | — | — | — |
|
CLEAN HARBORS REIDSVILLE, LLC
REIDSVILLE, NC
|
Zinc (fume or dust) | — | 31 | — | — |
|
MICHIGAN DISPOSAL WASTE TREATMENT PLANT
BELLEVILLE, MI
|
Zinc (fume or dust) | 73 | — | — | — |
|
SANIFILL OF VIRGINIA INC
HAMPTON, VA
|
Zinc (fume or dust) | 14,006 | — | — | — |
|
CLEAN HARBORS REIDSVILLE, LLC
REIDSVILLE, NC
|
Nickel | 10 | — | — | — |
|
SANIFILL OF VIRGINIA INC
HAMPTON, VA
|
Nickel | 18,534 | — | — | — |
|
CLEARFIELD MMG, INC.
CHESAPEAKE, VA
|
Nickel | 6 | — | — | — |
|
SPRING GROVE RESOURCE RECOVERY INC
CINCINNATI, OH
|
Nickel | 84 | — | — | — |
|
MICHIGAN DISPOSAL WASTE TREATMENT PLANT
BELLEVILLE, MI
|
Nickel | 9 | — | — | — |
|
CLEAN HARBORS ENVIRONMENTAL SERVICES INC
CLEVELAND, OH
|
Nickel | 0 | — | — | — |
|
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
|
Nickel | 5 | — | — | — |
|
SPRING GROVE RESOURCE RECOVERY INC
CINCINNATI, OH
|
Copper compounds | 24 | — | — | — |
|
SANIFILL OF VIRGINIA INC
HAMPTON, VA
|
Copper compounds | 61,658 | — | — | — |
|
CLEAN HARBORS ENVIRONMENTAL SERVICES INC
CLEVELAND, OH
|
Copper compounds | 0 | — | — | — |
|
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
|
Copper compounds | 11,020 | — | — | — |
|
MICHIGAN DISPOSAL WASTE TREATMENT PLANT
BELLEVILLE, MI
|
Copper compounds | 9 | — | — | — |
|
CLEARFIELD MMG, INC.
CHESAPEAKE, VA
|
Copper compounds | 29 | — | — | — |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Copper compounds | 17 | — | — | — |
|
CLEAN HARBORS GRASSY MOUNTAIN
KNOLLS, UT
|
Copper compounds | 710 | — | — | — |
|
CLEAN HARBORS REIDSVILLE, LLC
REIDSVILLE, NC
|
Copper compounds | — | 124 | — | — |
|
SAFETY-KLEEN SYSTEMS, INC.
SMITHFIELD, KY
|
Copper compounds | — | 1,437 | — | — |
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 |
|---|---|---|
| n-Butyl alcohol | 11 | HRSD - BOAT HARBOR SEWAGE TREATMENT PLANT, NEWPORT NEWS |
| Manganese | 22 | HRSD - BOAT HARBOR SEWAGE TREATMENT PLANT, NEWPORT NEWS |
| 1,2,4-Trimethylbenzene | 5 | HRSD - BOAT HARBOR SEWAGE TREATMENT PLANT, NEWPORT NEWS |
| Nickel | 28 | HRSD - BOAT HARBOR SEWAGE TREATMENT PLANT, NEWPORT NEWS |
| Copper compounds | 165 | HRSD - BOAT HARBOR SEWAGE TREATMENT PLANT, NEWPORT NEWS |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 11 | HRSD - BOAT HARBOR SEWAGE TREATMENT PLANT, NEWPORT NEWS |
| Xylene (mixed isomers) | 11 | HRSD - BOAT HARBOR SEWAGE TREATMENT PLANT, NEWPORT NEWS |
| Lead | 22 | HRSD - BOAT HARBOR SEWAGE TREATMENT PLANT, NEWPORT NEWS |
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 |
|---|---|---|---|---|
| caa | HPV | Jan 17, 2018 | Jul 2, 2018 | Resolved |
| rcra | Violation of a permit condition or requirement | Dec 12, 2013 | Jan 14, 2014 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Dec 12, 2013 | Jan 31, 2014 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jun 27, 2011 | Jun 30, 2011 | Resolved |
| rcra | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | Nov 13, 2008 | Nov 13, 2008 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Nov 13, 2008 | Nov 21, 2008 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Nov 13, 2008 | Nov 21, 2008 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jun 6, 2007 | Jun 29, 2007 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Apr 3, 2006 | Apr 6, 2006 | Resolved |
| rcra | Standards for Used Oil: Generators | Apr 3, 2006 | Apr 7, 2006 | Resolved |
| rcra | Violation of a permit condition or requirement | Apr 3, 2006 | Apr 5, 2006 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Sep 21, 2004 | Mar 23, 2005 | Resolved |
| rcra | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | Jan 6, 2004 | Jan 18, 2005 | Resolved |
| rcra | Land Disposal Restrictions: General | Jan 6, 2004 | Jan 18, 2005 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jan 6, 2004 | Jan 18, 2005 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jul 22, 2002 | Jul 22, 2002 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Closure and Post-Closure | Apr 25, 2002 | Jun 11, 2002 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Oct 16, 2000 | Oct 16, 2000 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Feb 22, 2000 | Jul 6, 2000 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Feb 22, 2000 | Mar 10, 2000 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Apr 15, 1998 | Aug 18, 1998 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Apr 15, 1998 | Aug 18, 1998 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | Apr 15, 1998 | Aug 18, 1998 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Ground-Water Monitoring | Sep 3, 1997 | Sep 3, 1997 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Dec 15, 1995 | Mar 1, 1996 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | Dec 15, 1995 | Mar 1, 1996 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Dec 15, 1995 | Mar 1, 1996 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Aug 17, 1994 | Oct 14, 1994 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Apr 30, 1992 | Sep 1, 1992 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Use and Management of Containers | Apr 30, 1992 | Sep 1, 1992 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Apr 30, 1992 | Sep 1, 1992 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Apr 30, 1992 | Sep 1, 1992 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Ground-Water Monitoring | Apr 20, 1992 | Sep 27, 1993 | Resolved |
| rcra | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | Apr 17, 1991 | Apr 15, 1998 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Apr 17, 1991 | Apr 15, 1998 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Apr 17, 1991 | Apr 15, 1998 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Closure and Post-Closure | Sep 25, 1990 | Sep 16, 1991 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Financial Requirements | Jun 7, 1990 | Jul 27, 1990 | Resolved |
| rcra | Land Disposal Restrictions: General | May 14, 1990 | Apr 30, 1992 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Mar 22, 1989 | May 14, 1990 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Mar 31, 1988 | Oct 6, 1988 | 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 |
|---|---|---|---|---|---|---|
| Chlorine, total residual | DMR, Limited - Numeric Violation | 1.60 mg/L | 1.20 | +33% | Dec 2025 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.08 mg/L | 0.02 | +314% | Dec 2025 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.33 mg/L | 0.08 | +313% | Dec 2024 | Open |
| Zinc, total recoverable | DMR, Limited - Numeric Violation | 0.52 mg/L | 0.18 | +187% | Jun 2024 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.20 mg/L | 0.02 | +968% | Jun 2024 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 2.90 mg/L | 0.08 | +3,525% | Mar 2024 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 1.60 mg/L | 0.49 | +227% | Jun 2020 | Open |
| Temperature, water deg. centigrade | DMR, Limited - Numeric Violation | 44.00 deg C | 38.00 | +16% | Jun 2017 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 1.39 mg/L | 1.20 | +16% | Mar 2017 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 72.00 mg/L | 60.00 | +20% | Dec 2016 | Open |
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.