Non-Compliance
TRI Reporter
Clean Air Act
Clean Water Act
RCRA
MONUMENT CHEMICAL BAYTOWN LLC
Quick Summary
- •Released 2,321 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
-
5501 W. BAKER RD.
BAYTOWN, TX 77520
View on map ↗ - County
- HARRIS County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 325199
- Inspections
- 3 · last Sep 7, 2023
- Total Penalties
- $0 · last Jun 9, 2005
- Registry ID
- 110000463070
How This Compares
#776
of 1,879 TRI reporters in TX
#6,043
of 16,877 TRI reporters in Manufacturing
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.
0
Air (CAA)
Qtrs Non-Compliant
Qtrs Non-Compliant
4
Water (CWA)
Qtrs Non-Compliant
Qtrs Non-Compliant
0
Hazardous Waste (RCRA)
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.
Emissions Trend (2015–2024)
-42% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 2,719 | — |
| 2016 | 2,546 | -6% |
| 2017 | 2,321 | -9% |
| 2018 | 1,821 | -22% |
| 2019 | 1,663 | -9% |
| 2020 | 2,735 | +64% |
| 2021 | 4,589 | +68% |
| 2022 | 2,739 | -40% |
| 2023 | 2,397 | -13% |
| 2024 | 1,590 | -34% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Dicyclopentadiene | — | — | — | — | — | |
| Anthracene | — | — | — | — | — | |
| Biphenyl | — | — | — | — | — | |
| n-Hexane | — | — | — | — | — | |
| Naphthalene | 859 | 859 | — | — | 21,560 | ♦ Carcinogen |
| Toluene | 287 | 287 | — | — | 406 | |
| Styrene | 218 | 218 | — | — | — | ♦ Carcinogen |
| Ethylbenzene | 120 | 120 | — | — | — | ♦ Carcinogen |
| Benzene | 44 | 44 | — | — | 878 | ♦ Carcinogen |
| Cyclohexane | 33 | 33 | — | — | — | |
| Xylene (mixed isomers) | 29 | 29 | — | — | — |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Biphenyl | — | — | — | — | — | |
| n-Hexane | — | — | — | — | — | |
| Anthracene | — | — | — | — | — | |
| Naphthalene | 1,580 | 1,580 | — | — | 51,245 | ♦ Carcinogen |
| Toluene | 315 | 315 | — | — | 570 | |
| Styrene | 204 | 204 | — | — | — | ♦ Carcinogen |
| Ethylbenzene | 121 | 121 | — | — | — | ♦ Carcinogen |
| Benzene | 78 | 78 | — | — | 3,322 | ♦ Carcinogen |
| Cyclohexane | 37 | 37 | — | — | — | |
| Xylene (mixed isomers) | 32 | 32 | — | — | — | |
| Dicyclopentadiene | 29 | 29 | — | — | — |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Anthracene | — | — | — | — | — | |
| n-Hexane | — | — | — | — | — | |
| Naphthalene | 1,948 | 1,948 | — | — | 26,635 | ♦ Carcinogen |
| Toluene | 350 | 350 | — | — | 571 | |
| Styrene | 190 | 190 | — | — | 2,143 | ♦ Carcinogen |
| Ethylbenzene | 151 | 151 | — | — | 1,072 | ♦ Carcinogen |
| Cyclohexane | 36 | 36 | — | — | — | |
| Xylene (mixed isomers) | 33 | 33 | — | — | 1,072 | |
| Dicyclopentadiene | 31 | 31 | — | — | — | |
| Biphenyl | 0 | 0 | — | — | 2,143 |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Naphthalene | 2,288 | 2,288 | — | — | 39,086 | ♦ Carcinogen |
| Toluene | 830 | 830 | — | — | 6,184 | |
| Styrene | 454 | 454 | — | — | 3,330 | ♦ Carcinogen |
| Ethylbenzene | 333 | 333 | — | — | 1,666 | ♦ Carcinogen |
| Cyclohexane | 333 | 333 | — | — | — | |
| n-Hexane | 272 | 272 | — | — | — | |
| Dicyclopentadiene | 38 | 38 | — | — | — | |
| Xylene (mixed isomers) | 38 | 38 | — | — | 1,666 | |
| Anthracene | 2 | 2 | — | — | — | |
| Biphenyl | 0 | 0 | — | — | 3,330 |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Biphenyl | — | — | — | — | 1,668 | |
| Anthracene | — | — | — | — | — | |
| Naphthalene | 1,821 | 1,821 | — | — | 25,331 | ♦ Carcinogen |
| Toluene | 264 | 264 | — | — | 6,052 | |
| Styrene | 222 | 222 | — | — | 1,668 | ♦ Carcinogen |
| Ethylbenzene | 172 | 172 | — | — | 834 | ♦ Carcinogen |
| Benzene | 136 | 136 | — | — | 1,158 | ♦ Carcinogen |
| n-Hexane | 95 | 95 | — | — | — | |
| Dicyclopentadiene | 25 | 25 | — | — | — |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Biphenyl | — | — | — | — | — | |
| n-Hexane | — | — | — | — | — | |
| Ethylbenzene | — | — | — | — | — | ♦ Carcinogen |
| Naphthalene | 1,663 | 1,663 | 0 | — | 14,551 | ♦ Carcinogen |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Dicyclopentadiene | — | — | — | — | — | |
| Xylene (mixed isomers) | — | — | — | — | — | |
| n-Hexane | — | — | — | — | — | |
| Toluene | — | — | — | — | — | |
| Ethylbenzene | — | — | — | — | — | ♦ Carcinogen |
| Benzene | — | — | — | — | — | ♦ Carcinogen |
| Anthracene | — | — | — | — | — | |
| Naphthalene | 1,793 | 1,793 | 0 | — | 5,741 | ♦ Carcinogen |
| Styrene | 28 | 28 | — | — | — | ♦ Carcinogen |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ethylbenzene | — | — | — | — | — | ♦ Carcinogen |
| Cyclohexane | — | — | — | — | — | |
| Xylene (mixed isomers) | — | — | — | — | — | |
| n-Hexane | — | — | — | — | — | |
| Toluene | — | — | — | — | — | |
| Dicyclopentadiene | — | — | — | — | — | |
| Benzene | — | — | — | — | — | ♦ Carcinogen |
| Anthracene | — | — | — | — | — | |
| Naphthalene | 2,087 | 2,087 | 0 | — | 6,032 | ♦ Carcinogen |
| Styrene | 234 | 234 | — | — | — | ♦ Carcinogen |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzene | — | — | — | — | — | ♦ Carcinogen |
| n-Hexane | — | — | — | — | — | |
| Ethylbenzene | — | — | — | — | — | ♦ Carcinogen |
| Toluene | — | — | — | — | — | |
| Cyclohexane | — | — | — | — | — | |
| Xylene (mixed isomers) | — | — | — | — | — | |
| Anthracene | — | — | — | — | — | |
| 1,2,4-Trimethylbenzene | — | — | — | — | — | |
| Biphenyl | — | — | — | — | — | |
| Naphthalene | 2,269 | 2,269 | 0 | — | 11,886 | ♦ Carcinogen |
| Styrene | 255 | 255 | 0 | — | — | ♦ Carcinogen |
| Dicyclopentadiene | 22 | 22 | — | — | — |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ethylbenzene | — | — | — | — | — | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | — | — | — | — | — | |
| Dicyclopentadiene | — | — | — | — | — | |
| Xylene (mixed isomers) | — | — | — | — | — | |
| Anthracene | — | — | — | — | — | |
| Naphthalene | 2,459 | 2,459 | 0 | — | 12,464 | ♦ Carcinogen |
| Benzene | 161 | 161 | — | — | 3,626 | ♦ Carcinogen |
| Styrene | 93 | 93 | — | — | — | ♦ Carcinogen |
| Toluene | 5 | 5 | — | — | 1,501 | |
| Biphenyl | 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 |
|---|---|---|---|---|
| Cyclohexane | — | — | — | 1,636 |
| Toluene | — | — | 391 | — |
| Benzene | — | — | 6 | 2,514 |
| Ethylbenzene | — | — | — | 5,855 |
| Xylene (mixed isomers) | — | — | — | 1,373 |
| Naphthalene | — | — | — | 12,580 |
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 |
|---|---|---|---|---|---|
|
SYSTECH ENVIRONMENTAL CORPORATION
FREDONIA, KS
|
Toluene | — | — | 391 | — |
|
US ECOLOGY TEXAS
ROBSTOWN, TX
|
Naphthalene | — | — | — | 9,396 |
|
PHILLIP RECLAMATION SERVICES
HOUSTON, TX
|
Naphthalene | 5,361 | — | — | — |
|
SYSTECH ENVIRONMENTAL CORPORATION
FREDONIA, KS
|
Naphthalene | 4,185 | — | — | — |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Naphthalene | — | — | — | 2,618 |
|
CLEAN HARBORS DEER PARK
DEER PARK, TX
|
Benzene | — | — | — | 370 |
|
PHILLIP RECLAMATION SERVICES
HOUSTON, TX
|
Benzene | 500 | — | — | — |
|
SYSTECH ENVIRONMENTAL CORPORATION
FREDONIA, KS
|
Benzene | — | — | 6 | — |
|
TRADEBE TREATMENT & RECYCLING OF TN, LLC
MILLINGTON, TN
|
Benzene | 2 | — | — | — |
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: Use and Management of Containers | Jan 12, 2016 | Jan 25, 2016 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jan 12, 2016 | Jan 25, 2016 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Jan 12, 2016 | Jan 25, 2016 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Jan 12, 2016 | Jan 25, 2016 | Resolved |
| rcra | Land Disposal Restrictions: Prohibitions on Storage | Jan 12, 2016 | Jan 25, 2016 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Tank Systems | Jan 12, 2016 | Jan 25, 2016 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Jan 16, 2014 | — | Open |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Use and Management of Containers | May 9, 2007 | Sep 28, 2007 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | May 9, 2007 | Jun 21, 2007 | Resolved |
| rcra | Land Disposal Restrictions: Prohibitions on Storage | May 9, 2007 | Sep 28, 2008 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | May 9, 2007 | Sep 28, 2008 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | May 9, 2007 | May 30, 2007 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Dec 17, 2003 | Dec 29, 2003 | Resolved |
| rcra | Land Disposal Restrictions: General | Jan 8, 1999 | Aug 16, 2000 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Preparedness and Prevention | Jan 8, 1999 | Aug 16, 2000 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | Jan 8, 1999 | Aug 16, 2000 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Jan 8, 1999 | Aug 16, 2000 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jan 8, 1999 | Aug 16, 2000 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Tank Systems | Jan 8, 1999 | Aug 16, 2000 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Air Emission Standards for Tanks, Surface Impoundments and Containers | Jan 8, 1999 | Aug 16, 2000 | Resolved |
| cwa | Schedule Event achieved late but reported | Feb 15, 1998 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Apr 4, 1995 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Oct 29, 1992 | Sep 20, 1993 | Resolved |
| cwa | Schedule Event achieved late but reported | Aug 7, 1991 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Mar 31, 1991 | Sep 20, 1993 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Feb 28, 1991 | Sep 20, 1993 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Jan 31, 1991 | Sep 20, 1993 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Jan 23, 1991 | Sep 20, 1993 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Oct 31, 1990 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Feb 13, 1990 | Sep 20, 1993 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | Oct 30, 1989 | — | Open |
| cwa | Schedule Event achieved late but reported | Sep 30, 1989 | — | Open |
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 | 42.70 mg/L | 40.00 | +7% | Jan 2025 | Open |
| Oil & Grease | DMR, Limited - Numeric Violation | 14.28 mg/L | 10.00 | +43% | Jan 2025 | Open |
| Oil & Grease | DMR, Limited - Numeric Violation | 64.30 mg/L | 15.00 | +329% | Jan 2025 | Open |
| Oxygen demand, chem. [high level] [COD] | DMR, Limited - Numeric Violation | 167.00 mg/L | 150.00 | +11% | Oct 2023 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,230.00 MPN/100mL | 394.00 | +212% | Nov 2022 | Open |
| E. coli | DMR, Limited - Numeric Violation | 740.00 MPN/100mL | 394.00 | +88% | Feb 2021 | Open |
| E. coli | DMR, Limited - Numeric Violation | 365.00 MPN/100mL | 126.00 | +190% | Feb 2021 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,300.00 MPN/100mL | 394.00 | +230% | Jan 2018 | Open |
| E. coli | DMR, Limited - Numeric Violation | 484.00 MPN/100mL | 394.00 | +23% | Dec 2017 | Open |
| E. coli | DMR, Limited - Numeric Violation | 209.00 MPN/100mL | 126.00 | +66% | Dec 2017 | Open |
| Chloroform | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.01 | +20% | Aug 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.
Administrative - Formal
· Case 06-1997-0794
VERBAL INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-TXD072205578-2 · Jan 25, 2016
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-TXD072205578-1 · May 30, 2007
Administrative - Formal
· Case 06-1999-0649 · Nov 30, 1999
$5,128
Administrative - Formal
· Case 06-1998-0221 · Jul 22, 1998
Administrative - Formal
· Case 06-1998-0150 · Jan 26, 1998
$1,400
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1998-N376 · Jan 8, 1998
Administrative - Formal
· Case 06-1998-0181 · Jan 8, 1998
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1995-N277 · Jun 20, 1995
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1991-N640 · Jul 24, 1991
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1990-N308 · Jun 28, 1990
CWA 309G2B AO For Class II Penalties
Clean Water Act
· Case 06-1990-N392 · Jun 6, 1990
CWA 309A AO For Compliance
Clean Water Act
· Case 06-1989-N513 · Aug 31, 1989
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