TRI Reporter
Clean Air Act
Clean Water Act
RCRA
NIPPON CHEMICAL TEXAS INC
Quick Summary
- •Released 7,758 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
- •Assessed $70,000 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
10500 BAY AREA BLVD.
PASADENA, TX 77507
View on map ↗ - County
- HARRIS County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 325110
- Inspections
- 1 · last Nov 24, 2025
- Total Penalties
- $70,000 · last Aug 9, 2021
- Registry ID
- 110000462963
How This Compares
#558
of 1,879 TRI reporters in TX
#4,453
of 16,877 TRI reporters in Manufacturing
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 (2015–2024)
-25% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 7,938 | — |
| 2016 | 8,555 | +8% |
| 2017 | 7,758 | -9% |
| 2018 | 7,532 | -3% |
| 2019 | 4,277 | -43% |
| 2020 | 3,647 | -15% |
| 2021 | 5,768 | +58% |
| 2022 | 5,977 | +4% |
| 2023 | 5,384 | -10% |
| 2024 | 5,957 | +11% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Biphenyl | — | — | — | — | — | |
| Ethylbenzene | — | — | — | — | — | ♦ Carcinogen |
| Styrene | — | — | — | — | — | ♦ Carcinogen |
| Cumene | — | — | — | — | — | ♦ Carcinogen |
| o-Xylene | — | — | — | — | — | |
| Dicyclopentadiene | 2,368 | 2,368 | — | — | 12,000 | |
| Benzene | 1,049 | 1,049 | — | — | — | ♦ Carcinogen |
| Toluene | 1,026 | 1,026 | — | — | — | |
| 1,3-Butadiene | 808 | 808 | — | — | — | ♦ Carcinogen |
| Naphthalene | 303 | 303 | — | — | 13 | ♦ Carcinogen |
| Propylene | 302 | 302 | — | — | — | |
| Chlorobenzene | 100 | 100 | — | — | 618 |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cumene | — | — | — | — | — | ♦ Carcinogen |
| Styrene | — | — | — | — | — | ♦ Carcinogen |
| Biphenyl | — | — | — | — | — | |
| Ethylbenzene | — | — | — | — | — | ♦ Carcinogen |
| Propylene | — | — | — | — | — | |
| Chlorobenzene | — | — | — | — | — | |
| o-Xylene | — | — | — | — | — | |
| Dicyclopentadiene | 2,248 | 2,248 | — | — | — | |
| Toluene | 1,092 | 1,092 | — | — | 446 | |
| Benzene | 1,017 | 1,017 | — | — | 47 | ♦ Carcinogen |
| 1,3-Butadiene | 697 | 697 | — | — | — | ♦ Carcinogen |
| Naphthalene | 330 | 330 | — | — | 5 | ♦ Carcinogen |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| o-Xylene | — | — | — | — | — | |
| Cumene | — | — | — | — | — | ♦ Carcinogen |
| Biphenyl | — | — | — | — | — | |
| Chlorobenzene | — | — | — | — | — | |
| Propylene | — | — | — | — | — | |
| Ethylbenzene | — | — | — | — | — | ♦ Carcinogen |
| Styrene | — | — | — | — | — | ♦ Carcinogen |
| Dicyclopentadiene | 2,307 | 2,307 | — | — | — | |
| Benzene | 1,163 | 1,163 | — | — | 1,807 | ♦ Carcinogen |
| Toluene | 1,082 | 1,082 | — | — | 496 | |
| 1,3-Butadiene | 1,062 | 1,062 | — | — | — | ♦ Carcinogen |
| Naphthalene | 363 | 363 | — | — | 574 | ♦ Carcinogen |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Dicyclopentadiene | 2,333 | 2,333 | — | — | — | |
| Toluene | 1,008 | 1,008 | — | — | 129 | |
| 1,3-Butadiene | 851 | 851 | — | — | — | ♦ Carcinogen |
| Benzene | 810 | 810 | — | — | 8 | ♦ Carcinogen |
| Naphthalene | 369 | 369 | — | — | 30 | ♦ Carcinogen |
| Propylene | 260 | 260 | — | — | — | |
| Chlorobenzene | 104 | 104 | — | — | 6 | |
| Cumene | 15 | 15 | — | — | — | ♦ Carcinogen |
| Ethylbenzene | 13 | 13 | — | — | 63 | ♦ Carcinogen |
| Styrene | 5 | 5 | — | — | — | ♦ Carcinogen |
| Biphenyl | 1 | 1 | — | — | — |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Toluene | 995 | 995 | — | — | 33 | |
| Benzene | 674 | 674 | — | — | — | ♦ Carcinogen |
| Dicyclopentadiene | 624 | 624 | — | — | — | |
| 1,3-Butadiene | 509 | 509 | — | — | — | ♦ Carcinogen |
| Naphthalene | 359 | 359 | — | — | 13 | ♦ Carcinogen |
| Propylene | 234 | 234 | — | — | — | |
| Cumene | 121 | 121 | — | — | — | ♦ Carcinogen |
| Chlorobenzene | 108 | 108 | — | — | 35 | |
| Styrene | 12 | 12 | — | — | — | ♦ Carcinogen |
| Ethylbenzene | 12 | 12 | — | — | 26 | ♦ Carcinogen |
| Biphenyl | 0 | 0 | — | — | — |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzene | 1,055 | 1,055 | — | — | 24 | ♦ Carcinogen |
| Toluene | 1,008 | 1,008 | — | — | 830 | |
| 1,3-Butadiene | 777 | 777 | — | — | — | ♦ Carcinogen |
| Dicyclopentadiene | 649 | 649 | — | — | — | |
| Naphthalene | 389 | 389 | — | — | 40 | ♦ Carcinogen |
| Propylene | 256 | 256 | — | — | — | |
| Chlorobenzene | 97 | 97 | — | — | 26 | |
| Cumene | 33 | 33 | — | — | — | ♦ Carcinogen |
| Styrene | 14 | 14 | — | — | — | ♦ Carcinogen |
| Biphenyl | 0 | 0 | — | — | — |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Dicyclopentadiene | 2,038 | 2,038 | — | — | — | |
| 1,3-Butadiene | 1,547 | 1,547 | — | — | — | ♦ Carcinogen |
| Benzene | 1,398 | 1,398 | — | — | 49 | ♦ Carcinogen |
| Toluene | 1,039 | 1,039 | — | — | 135 | |
| Propylene | 794 | 794 | — | — | — | |
| Naphthalene | 445 | 445 | — | — | 12 | ♦ Carcinogen |
| Cumene | 147 | 147 | — | — | — | ♦ Carcinogen |
| Chlorobenzene | 85 | 85 | — | — | 162 | |
| Ethylbenzene | 24 | 24 | — | — | 275 | ♦ Carcinogen |
| Styrene | 15 | 15 | — | — | — | ♦ Carcinogen |
| Biphenyl | 1 | 1 | — | — | — |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Biphenyl | — | — | — | — | — | |
| Chlorobenzene | — | — | — | — | — | |
| 1,3-Butadiene | 2,147 | 2,147 | — | — | — | ♦ Carcinogen |
| Propylene | 1,549 | 1,549 | — | — | — | |
| Benzene | 1,370 | 1,370 | — | — | 93 | ♦ Carcinogen |
| Dicyclopentadiene | 936 | 936 | — | — | — | |
| Toluene | 873 | 873 | — | — | 59 | |
| Naphthalene | 638 | 638 | — | — | 5 | ♦ Carcinogen |
| o-Xylene | 135 | 135 | — | — | — | |
| Cumene | 53 | 53 | — | — | — | ♦ Carcinogen |
| Styrene | 40 | 40 | — | — | — | ♦ Carcinogen |
| Ethylbenzene | 18 | 18 | — | — | 35 | ♦ Carcinogen |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Styrene | — | — | — | — | — | ♦ Carcinogen |
| Ethylbenzene | — | — | — | — | — | ♦ Carcinogen |
| Chlorobenzene | — | — | — | — | — | |
| Cumene | — | — | — | — | — | ♦ Carcinogen |
| Biphenyl | — | — | — | — | — | |
| 1,3-Butadiene | 2,786 | 2,786 | — | — | — | ♦ Carcinogen |
| Benzene | 1,607 | 1,607 | — | — | 855 | ♦ Carcinogen |
| Toluene | 1,196 | 1,196 | — | — | 73 | |
| Propylene | 1,126 | 1,126 | — | — | — | |
| Dicyclopentadiene | 1,023 | 1,023 | — | — | — | |
| Naphthalene | 460 | 460 | — | — | 9 | ♦ Carcinogen |
| o-Xylene | 357 | 357 | — | — | — |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ethylbenzene | — | — | — | — | — | ♦ Carcinogen |
| Styrene | — | — | — | — | — | ♦ Carcinogen |
| Cumene | — | — | — | — | — | ♦ Carcinogen |
| Chlorobenzene | — | — | — | — | — | |
| Biphenyl | — | — | — | — | — | |
| Toluene | 2,045 | 2,045 | — | — | 101 | |
| Benzene | 1,840 | 1,840 | — | — | 34 | ♦ Carcinogen |
| Dicyclopentadiene | 1,471 | 1,471 | — | — | — | |
| Propylene | 1,028 | 1,028 | — | — | — | |
| 1,3-Butadiene | 792 | 792 | — | — | — | ♦ Carcinogen |
| Naphthalene | 438 | 438 | — | — | 22 | ♦ Carcinogen |
| o-Xylene | 323 | 323 | — | — | — |
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 |
|---|---|---|---|---|
| Chlorobenzene | — | — | — | 700 |
| Toluene | — | — | — | 2,730 |
| 1,3-Butadiene | — | — | — | 9,069 |
| Naphthalene | — | — | — | 28 |
| Propylene | — | — | — | 10,598 |
| Benzene | — | — | — | 28,902 |
| Dicyclopentadiene | — | — | — | 1,676 |
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 |
|---|---|---|---|---|---|
|
LONESTAR ECOLOGY
PASADENA, TX
|
Dicyclopentadiene | 12,000 | — | — | — |
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 |
|---|---|---|
| Toluene | — | GULF COAST WASTE DISPOSAL AUTHORITY - BAYPORT, PASADENA |
| Benzene | — | GULF COAST WASTE DISPOSAL AUTHORITY - BAYPORT, PASADENA |
| Chlorobenzene | 618 | GULF COAST WASTE DISPOSAL AUTHORITY - BAYPORT, PASADENA |
| Naphthalene | 13 | GULF COAST WASTE DISPOSAL AUTHORITY - BAYPORT, PASADENA |
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 | — | — | — | Open |
| caa | — | — | — | Open |
| caa | — | — | — | Open |
| rcra | Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | Feb 3, 2021 | May 4, 2021 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Feb 3, 2021 | May 4, 2021 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | Feb 3, 2021 | May 4, 2021 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Feb 3, 2021 | May 14, 2021 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Dec 8, 2014 | Mar 25, 2015 | Resolved |
| rcra | Land Disposal Restrictions: General | Dec 8, 2014 | Mar 12, 2015 | Resolved |
| rcra | EPA Administered Permit Programs: the HW Permit Program General Information | Dec 8, 2014 | Mar 25, 2015 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Dec 8, 2014 | Mar 25, 2015 | Resolved |
| rcra | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | Dec 8, 2014 | Mar 12, 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.
Date Out of Range
Clean Air Act
· Case 3603016939
Administrative - Formal
· Case 06-2021-3353 · Aug 9, 2021
$70,000
Administrative - Formal
Clean Air Act
· Case 3602794630 · Aug 9, 2021
$70,000
Administrative - Formal
· Case 06-2021-3352 · Aug 9, 2021
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-TXD988040796-2 · Jun 4, 2021
Notice of Noncompliance Issued
Clean Air Act
· Case 3602710194 · Nov 9, 2020
Administrative - Formal
· Case HQ-2017-5003 · Feb 28, 2017
$350,000
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-TXD988040796-1 · Feb 9, 2015
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