HAVERHILL CHEMICALS LLC
Quick Summary
- •Released 317,980 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 $1,112,500 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
1019 HAVERHILL/OHIO FURNACE RO
HAVERHILL, OH 45636
View on map ↗ - County
- SCIOTO County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 325194
- Inspections
- 7 · last Nov 20, 2025
- Total Penalties
- $1,112,500 · last Feb 10, 2023
- Registry ID
- 110042073332
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 | 295,145 | — |
| 2016 | 266,011 | -10% |
| 2017 | 317,980 | +20% |
| 2018 | 335,779 | +6% |
| 2019 | 74,824 | -78% |
| 2020 | 339,080 | +353% |
| 2021 | 332,182 | -2% |
| 2022 | 301,416 | -9% |
| 2023 | 304,649 | +1% |
| 2024 | 337,287 | +11% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cumene | 205,152 | 205,130 | 22 | — | 951 | ♦ Carcinogen |
| Phenol | 61,302 | 61,270 | 27 | 5 | 658 | |
| Ammonia | 43,204 | 41,852 | 1,352 | — | — | |
| Cumene hydroperoxide | 13,515 | 11,162 | 2,353 | — | — | |
| Methanol | 6,399 | 3,696 | 2,703 | — | — | |
| Acetophenone | 4,551 | 4,524 | 27 | — | — | |
| Formic acid | 3,121 | 418 | 2,703 | — | — | |
| Chlorine | 43 | — | 43 | — | — |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cumene | 179,042 | 179,022 | 20 | — | 2,743 | ♦ Carcinogen |
| Phenol | 61,180 | 61,150 | 25 | 5 | 2,150 | |
| Ammonia | 42,793 | 41,567 | 1,226 | — | — | |
| Cumene hydroperoxide | 8,405 | 6,271 | 2,134 | — | — | |
| Methanol | 6,166 | 3,714 | 2,452 | — | — | |
| Acetophenone | 4,154 | 4,129 | 25 | — | — | |
| Formic acid | 2,870 | 418 | 2,452 | — | — | |
| Chlorine | 39 | — | 39 | — | — |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cumene | 175,039 | 175,018 | 21 | — | 1,270 | ♦ Carcinogen |
| Phenol | 62,116 | 62,085 | 26 | 5 | 680 | |
| Ammonia | 41,656 | 40,346 | 1,310 | — | — | |
| Cumene hydroperoxide | 9,684 | 7,404 | 2,280 | — | — | |
| Methanol | 6,160 | 3,540 | 2,620 | — | — | |
| Acetophenone | 3,681 | 3,655 | 26 | — | — | |
| Formic acid | 3,038 | 418 | 2,620 | — | — | |
| Chlorine | 42 | — | 42 | — | — |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cumene | 197,024 | 197,000 | 24 | — | 1,940 | ♦ Carcinogen |
| Phenol | 66,030 | 66,000 | 30 | — | 1,736 | |
| Ammonia | 44,700 | 43,200 | 1,500 | — | — | |
| Cumene hydroperoxide | 11,020 | 8,420 | 2,600 | — | — | |
| Methanol | 6,900 | 3,900 | 3,000 | — | — | |
| Formic acid | 3,420 | 420 | 3,000 | — | — | |
| Acetophenone | 3,040 | 3,010 | 30 | — | — | |
| Chlorine | 48 | — | 48 | — | — |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cumene | 203,862 | 203,834 | 28 | — | 1,590 | ♦ Carcinogen |
| Phenol | 64,248 | 64,213 | 35 | — | 13,285 | |
| Ammonia | 44,972 | 43,246 | 1,726 | — | — | |
| Cumene hydroperoxide | 11,447 | 8,443 | 3,004 | — | — | |
| Methanol | 7,263 | 3,812 | 3,451 | — | — | |
| Formic acid | 3,869 | 418 | 3,451 | — | — | |
| Acetophenone | 3,364 | 3,329 | 35 | — | — | |
| Chlorine | 55 | — | 55 | — | — |
2019
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cumene | 201,615 | 201,585 | 30 | — | 3,623 | ♦ Carcinogen |
| Phenol | 64,421 | 64,379 | 37 | 5 | 19,752 | |
| Ammonia | 43,207 | 41,352 | 1,855 | — | — | |
| Cumene hydroperoxide | 11,595 | 8,366 | 3,229 | — | — | |
| Methanol | 7,512 | 3,803 | 3,709 | — | — | |
| Formic acid | 4,128 | 419 | 3,709 | — | — | |
| Acetophenone | 3,242 | 3,205 | 37 | — | — | |
| Chlorine | 59 | — | 59 | — | — |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Dioxin and dioxin-like compounds | — | — | — | — | — | ♦ Carcinogen |
| Cumene | 192,269 | 192,238 | 31 | — | 4,393 | ♦ Carcinogen |
| Phenol | 56,920 | 56,876 | 39 | 5 | 20,665 | |
| Ammonia | 43,317 | 41,392 | 1,925 | — | — | |
| Cumene hydroperoxide | 11,156 | 7,806 | 3,350 | — | 72 | |
| Methanol | 6,838 | 2,989 | 3,849 | — | 16 | |
| Formic acid | 4,268 | 419 | 3,849 | — | — | |
| Acetophenone | 3,150 | 3,111 | 39 | — | 14 | |
| Chlorine | 62 | — | 62 | — | — |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cumene | 183,769 | 183,745 | 24 | — | 6,987 | ♦ Carcinogen |
| Phenol | 50,747 | 50,267 | 30 | 450 | 63,280 | |
| Cumene hydroperoxide | 11,519 | 8,913 | 2,606 | — | 60 | |
| Ammonia | 8,051 | 6,554 | 1,497 | — | — | |
| Methanol | 5,950 | 2,956 | 2,994 | — | 27 | |
| Formic acid | 3,413 | 419 | 2,994 | — | — | |
| Acetophenone | 2,511 | 2,481 | 30 | — | 1 | |
| Chlorine | 52 | 4 | 48 | — | — | |
| Dioxin and dioxin-like compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cumene | 181,035 | 181,000 | 35 | — | 2,370 | ♦ Carcinogen |
| Phenol | 61,080 | 61,000 | 43 | 37 | 95,303 | |
| Ammonia | 22,600 | 20,400 | 2,200 | — | — | |
| Cumene hydroperoxide | 12,470 | 8,670 | 3,800 | — | 510 | |
| Methanol | 6,410 | 2,110 | 4,300 | — | 96 | |
| Formic acid | 4,720 | 420 | 4,300 | — | — | |
| Acetophenone | 3,023 | 2,980 | 43 | — | 46 | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 2,746 | 2,746 | — | — | — | |
| 4,4'-Isopropylidenediphenol | 982 | 829 | 43 | 110 | 336,930 | |
| Chlorine | 78 | 8 | 70 | — | — | |
| Dioxin and dioxin-like compounds | 1 | 1 | — | — | — | ♦ 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 |
|---|---|---|---|---|
| Acetophenone | — | — | — | 45,000 |
| Phenol | — | — | 20 | 596,507 |
| Methanol | — | — | — | 482,625 |
| Formic acid | — | — | — | 787,526 |
| Cumene | — | — | 15 | 4,194,856 |
| Cumene hydroperoxide | — | — | — | 95,315 |
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 |
|---|---|---|---|---|---|
|
VEOLIA ES TECHNICAL SOLUTIONS LLC
WEST CARROLLTON, OH
|
Cumene | — | — | 15 | — |
|
VEOLIA TECHNICAL SOLUTIONS LLC
SAUGET, IL
|
Cumene | — | — | — | 924 |
|
VEOLIA ES TECHNICAL SOLUTIONS LLC
WEST CARROLLTON, OH
|
Phenol | — | — | 20 | — |
|
VEOLIA TECHNICAL SOLUTIONS LLC
SAUGET, IL
|
Phenol | — | — | — | 638 |
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 | Reporting Violations - Improper/ Incorrect Reporting | Aug 9, 2024 | — | Open |
| cwa | Reporting Violations - Failure to Notify | Aug 9, 2024 | — | Open |
| cwa | WW SSO - Failure to monitor | Aug 9, 2024 | — | Open |
| cwa | Monitoring Violations - Improper Analysis or Lab Error | Aug 9, 2024 | — | Open |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Jun 28, 2022 | Jul 11, 2022 | Resolved |
| cwa | Reporting Violations - Failure to Notify | Dec 21, 2021 | — | Open |
| cwa | Effluent Violations - Unauthorized Discharge | Sep 17, 2021 | — | Open |
| cwa | WW SSO - Failure to report violation that may endanger public health 122.41(l)(7) | Sep 17, 2021 | — | Open |
| cwa | WW SSO - Failure to Maintain Records or Meet Record Keeping Requirements | Sep 17, 2021 | — | Open |
| cwa | Effluent Violations - Reported Fish Kill | Sep 17, 2021 | — | Open |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: General Facility Standards | Sep 6, 2017 | Sep 13, 2017 | Resolved |
| rcra | Standards for Universal Waste Management: Standards for Small Quantity Handlers | Sep 6, 2017 | Sep 6, 2017 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Apr 21, 2016 | Apr 21, 2016 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | Apr 21, 2016 | Jun 14, 2016 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Aug 27, 2015 | Aug 31, 2015 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | Mar 24, 2015 | Mar 24, 2015 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Dec 9, 2014 | Dec 9, 2014 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Tank Systems | Jun 19, 2014 | Aug 11, 2014 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Tank Systems | Jun 19, 2014 | Aug 11, 2014 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | Jun 19, 2014 | Aug 11, 2014 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jun 19, 2014 | Sep 18, 2014 | Resolved |
| rcra | Standards for Universal Waste Management: Standards for Small Quantity Handlers | May 7, 2013 | May 7, 2013 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Mar 27, 2012 | Mar 27, 2012 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Use and Management of Containers | Mar 27, 2012 | Mar 27, 2012 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Preparedness and Prevention | Mar 27, 2012 | Apr 3, 2012 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Preparedness and Prevention | Mar 1, 2011 | Mar 1, 2011 | Resolved |
| cwa | Schedule Event unachieved and not reported | Dec 1, 2009 | Feb 25, 2010 | Resolved |
| cwa | Schedule Event achieved late but reported | Dec 1, 2009 | — | Open |
| rcra | Standards for Universal Waste Management: Standards for Large Quantity Handlers | Apr 4, 2007 | Jun 1, 2007 | Resolved |
| rcra | Violation of a permit condition or requirement | Apr 4, 2007 | Apr 1, 2008 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Mar 18, 2003 | Mar 18, 2003 | Resolved |
| rcra | EPA Administered Permit Programs: the HW Permit Program Permit Conditions | Mar 18, 2003 | Jul 3, 2003 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Mar 27, 2001 | Mar 27, 2001 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Dec 13, 1999 | Dec 13, 1999 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Dec 13, 1999 | Jan 21, 2000 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Dec 13, 1999 | Dec 13, 1999 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Tank Systems | Nov 3, 1998 | Feb 23, 1999 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Nov 3, 1998 | Nov 3, 1998 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Air Emission Standards for Equipment Leaks | Mar 19, 1998 | Oct 5, 1998 | Resolved |
| rcra | Standards for the Management of Specific HW and Specific Types of HW Management Facilities: Hazardous Waste Burned in Boilers and Industrial Furnaces | Mar 19, 1998 | Oct 5, 1998 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Tank Systems | Dec 15, 1997 | Oct 23, 1998 | Resolved |
| rcra | EPA Administered Permit Programs: the HW Permit Program Permit Conditions | Dec 15, 1997 | Oct 23, 1998 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Tank Systems | Dec 15, 1997 | Oct 23, 1998 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Dec 6, 1996 | Feb 26, 1997 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Dec 6, 1996 | Feb 26, 1997 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Apr 23, 1996 | Aug 19, 1996 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Use and Management of Containers | Apr 23, 1996 | Aug 19, 1996 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | Apr 23, 1996 | Aug 2, 1996 | Resolved |
| rcra | Land Disposal Restrictions: General | Mar 14, 1995 | Jun 1, 1995 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Mar 14, 1995 | Sep 24, 1995 | 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 |
|---|---|---|---|---|---|---|
| Solids, total suspended | DMR, Limited - Numeric Violation | 47.50 mg/L | 45.30 | +5% | Dec 2024 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 33.40 mg/L | 30.00 | +11% | Oct 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 48.60 mg/L | 45.30 | +7% | Sep 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 71.40 mg/L | 45.30 | +58% | Apr 2024 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 36.40 mg/L | 30.00 | +21% | Mar 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 57.90 mg/L | 45.30 | +28% | Mar 2024 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Overdue | 36.40 mg/L | 30.00 | +21% | Mar 2024 | Resolved |
| Solids, total suspended | DMR, Limited - Overdue | 57.90 mg/L | 45.30 | +28% | Mar 2024 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 46.80 mg/L | 45.30 | +3% | Feb 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 154.00 mg/L | 79.90 | +93% | Oct 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 463.20 kg/d | 119.00 | +289% | Oct 2021 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 48.40 mg/L | 30.00 | +61% | Oct 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 1,775.00 kg/d | 382.00 | +365% | Oct 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 412.10 mg/L | 45.30 | +810% | Oct 2021 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 1,590.00 mg/L | 146.00 | +989% | Oct 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 166.00 mg/L | 45.30 | +266% | Sep 2021 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 643.00 kg/d | 382.00 | +68% | Sep 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 381.00 mg/L | 146.00 | +161% | Sep 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 264.00 kg/d | 119.00 | +122% | Sep 2021 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 46.80 mg/L | 45.30 | +3% | Jul 2021 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 669.00 kg/d | 382.00 | +75% | Jun 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 100.00 mg/L | 45.30 | +121% | Jun 2021 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 158.00 kg/d | 119.00 | +33% | Jun 2021 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 442.00 mg/L | 146.00 | +203% | Jun 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 56.40 mg/L | 45.30 | +25% | May 2021 | Resolved |
| E. coli, MTEC-MF | DMR, Limited - Numeric Violation | 1,400.00 MPN/100mL | 240.00 | +483% | Oct 2020 | Open |
| Toxicity [acute], Ceriodaphnia dubia | DMR, Limited - Numeric Violation | 1.38 toxic | 1.00 | +38% | Jun 2020 | Open |
| Oil and grease, hexane extr method | DMR, Limited - Numeric Violation | 145.00 kg/d | 65.50 | +121% | Oct 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 156.00 mg/L | 146.00 | +7% | Oct 2019 | Open |
| Oil and grease, hexane extr method | DMR, Limited - Numeric Violation | 18.20 mg/L | 10.00 | +82% | Oct 2019 | Open |
| Toxicity [acute], Ceriodaphnia dubia | DMR, Limited - Numeric Violation | 1.33 toxic | 1.00 | +33% | Aug 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 427.00 kg/d | 382.00 | +12% | Jun 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 79.80 mg/L | 45.30 | +76% | Jun 2019 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 252.00 mg/L | 146.00 | +73% | Jun 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 135.00 kg/d | 119.00 | +13% | Jun 2019 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 112.00 mg/L | 79.90 | +40% | Mar 2019 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 36.90 mg/L | 30.00 | +23% | Mar 2019 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 79.10 kg/d | 78.40 | +1% | Mar 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 52.60 mg/L | 45.30 | +16% | Mar 2019 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 242.00 kg/d | 209.00 | +16% | Mar 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 798.00 kg/d | 382.00 | +109% | Feb 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 124.00 mg/L | 45.30 | +174% | Feb 2019 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 283.00 mg/L | 146.00 | +94% | Feb 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 335.00 kg/d | 119.00 | +182% | Feb 2019 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.33 kg/d | 0.21 | +58% | Apr 2018 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.03 | +50% | Apr 2018 | Open |
| Oil and grease, hexane extr method | DMR, Limited - Numeric Violation | 104.00 kg/d | 65.50 | +59% | Dec 2017 | Open |
| Oil and grease, hexane extr method | DMR, Limited - Numeric Violation | 10.80 mg/L | 10.00 | +8% | Dec 2017 | Open |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.72 kg/d | 0.21 | +245% | Mar 2017 | Resolved |
| Copper, total recoverable | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.03 | +32% | Mar 2017 | 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.