Non-Compliance
TRI Reporter
Clean Water Act
RCRA
THE SAN ANTONIO REFINERY
Quick Summary
- •Released 10,124 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 $2,000 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
7811 S PRESA STREET
SAN ANTONIO, TX 78223
View on map ↗ - County
- BEXAR County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 324110
- Inspections
- 1 · last Jun 23, 2023
- Total Penalties
- $2,000 · last Sep 12, 2017
- Registry ID
- 110000464854
How This Compares
#496
of 1,879 TRI reporters in TX
#3,964
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
Water (CWA)
Qtrs Non-Compliant
Qtrs Non-Compliant
10
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)
+99% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 13,844 | — |
| 2016 | 16,892 | +22% |
| 2017 | 10,124 | -40% |
| 2018 | 13,626 | +35% |
| 2019 | 11,877 | -13% |
| 2020 | 43,519 | +266% |
| 2021 | 22,236 | -49% |
| 2022 | 35,351 | +59% |
| 2023 | 30,167 | -15% |
| 2024 | 27,555 | -9% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Toluene | 8,677 | 8,677 | — | — | 930 | |
| n-Hexane | 5,895 | 5,895 | — | — | — | |
| Xylene (mixed isomers) | 4,898 | 4,898 | — | — | 0 | |
| Benzene | 2,302 | 2,302 | — | — | 0 | ♦ Carcinogen |
| Naphthalene | 2,109 | 2,109 | — | — | 930 | ♦ Carcinogen |
| Cyclohexane | 1,794 | 1,794 | — | — | — | |
| Ethylbenzene | 1,515 | 1,515 | — | — | 0 | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | 365 | 365 | — | — | 0 |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Toluene | 9,305 | 9,305 | — | — | 17,005 | |
| n-Hexane | 7,153 | 7,153 | — | — | — | |
| Xylene (mixed isomers) | 5,160 | 5,160 | — | — | 25 | |
| Benzene | 2,504 | 2,504 | — | — | 57 | ♦ Carcinogen |
| Naphthalene | 2,157 | 2,157 | — | — | 17,068 | ♦ Carcinogen |
| Cyclohexane | 1,760 | 1,760 | — | — | — | |
| Ethylbenzene | 1,554 | 1,554 | — | — | 3 | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | 574 | 574 | — | — | 32 |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Toluene | 11,685 | 11,685 | — | — | 6,468 | |
| Xylene (mixed isomers) | 7,065 | 7,065 | — | — | 7,533 | |
| n-Hexane | 6,324 | 6,324 | — | — | — | |
| Benzene | 2,763 | 2,763 | — | — | 12 | ♦ Carcinogen |
| Cyclohexane | 2,461 | 2,461 | — | — | — | |
| Naphthalene | 2,366 | 2,366 | — | — | 2 | ♦ Carcinogen |
| Ethylbenzene | 2,032 | 2,032 | — | — | 2,421 | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | 655 | 655 | — | — | 80 |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Toluene | 6,443 | 6,443 | — | — | 40 | |
| n-Hexane | 5,694 | 5,694 | — | — | — | |
| Xylene (mixed isomers) | 3,808 | 3,808 | — | — | 150 | |
| Benzene | 1,653 | 1,653 | — | — | 8 | ♦ Carcinogen |
| Naphthalene | 1,608 | 1,608 | — | — | 154 | ♦ Carcinogen |
| Cyclohexane | 1,232 | 1,232 | — | — | — | |
| Ethylbenzene | 1,223 | 1,223 | — | — | 0 | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | 575 | 575 | — | — | 53 |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Toluene | 17,230 | 17,230 | — | — | 40 | |
| Xylene (mixed isomers) | 9,724 | 9,724 | — | — | 2,025 | |
| Benzene | 5,388 | 5,388 | — | — | 2 | ♦ Carcinogen |
| n-Hexane | 4,481 | 4,481 | — | — | — | |
| Ethylbenzene | 3,456 | 3,456 | — | — | — | ♦ Carcinogen |
| Naphthalene | 2,461 | 2,461 | — | — | 44 | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | 779 | 779 | — | — | 14 | |
| Cyclohexane | 0 | 0 | — | — | — |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| n-Hexane | 4,039 | 4,039 | — | — | — | |
| Toluene | 2,095 | 2,095 | — | — | 240 | |
| Ethylbenzene | 1,919 | 1,919 | — | — | 13 | ♦ Carcinogen |
| Naphthalene | 1,515 | 1,515 | — | — | 257 | ♦ Carcinogen |
| Xylene (mixed isomers) | 916 | 916 | — | — | 0 | |
| Benzene | 759 | 759 | — | — | 0 | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | 426 | 426 | — | — | 13 | |
| Cyclohexane | 208 | 208 | — | — | — |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| n-Hexane | 4,093 | 4,093 | — | — | — | |
| Toluene | 2,839 | 2,835 | 4 | — | 2,996 | |
| Ethylbenzene | 1,999 | 1,999 | 0 | — | 145 | ♦ Carcinogen |
| Naphthalene | 1,885 | 1,885 | — | — | 1,157 | ♦ Carcinogen |
| Xylene (mixed isomers) | 1,377 | 1,377 | 0 | — | 312 | |
| Benzene | 679 | 671 | 8 | — | 466 | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | 435 | 435 | — | — | 200 | |
| Cyclohexane | 320 | 320 | — | — | — |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| n-Hexane | 3,689 | 3,689 | — | — | — | |
| Toluene | 2,058 | 2,058 | — | — | 2,340 | |
| Naphthalene | 1,272 | 1,272 | — | — | 2,797 | ♦ Carcinogen |
| Xylene (mixed isomers) | 1,095 | 1,095 | — | — | 1,423 | |
| Ethylbenzene | 805 | 805 | — | — | 4 | ♦ Carcinogen |
| Benzene | 519 | 519 | — | — | 139 | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | 449 | 449 | — | — | 57 | |
| Cyclohexane | 237 | 237 | — | — | — |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| n-Hexane | 4,315 | 4,315 | — | — | — | |
| Toluene | 3,518 | 3,518 | — | — | 8 | |
| Naphthalene | 2,461 | 2,461 | — | — | 17 | ♦ Carcinogen |
| Xylene (mixed isomers) | 1,925 | 1,925 | — | — | 14 | |
| Ethylbenzene | 1,466 | 1,466 | — | — | 15 | ♦ Carcinogen |
| Benzene | 1,384 | 1,384 | — | — | 2 | ♦ Carcinogen |
| Cyclohexane | 1,054 | 1,054 | — | — | — | |
| 1,2,4-Trimethylbenzene | 769 | 769 | — | — | 13 |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| n-Hexane | 5,748 | 5,748 | — | — | — | |
| Toluene | 2,653 | 2,653 | — | — | 11 | |
| Xylene (mixed isomers) | 1,525 | 1,525 | — | — | 22 | |
| Benzene | 1,135 | 1,135 | — | — | 2 | ♦ Carcinogen |
| Naphthalene | 932 | 932 | — | — | 38 | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | 740 | 740 | — | — | 29 | |
| Ethylbenzene | 709 | 709 | — | — | 30 | ♦ Carcinogen |
| Cyclohexane | 402 | 402 | — | — | — |
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 |
|---|---|---|---|---|
| Xylene (mixed isomers) | — | — | — | 2,336 |
| Benzene | — | — | — | 3,113 |
| Toluene | — | — | 930 | 11,543 |
| Naphthalene | — | — | 930 | 195 |
| Ethylbenzene | — | — | — | 799 |
| n-Hexane | — | — | — | 17,153 |
| 1,2,4-Trimethylbenzene | — | — | — | 106 |
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 |
|---|---|---|---|---|---|
|
BFI TESSMAN ROAD LANDFILL
SAN ANTONIO, TX
|
1,2,4-Trimethylbenzene | 0 | — | — | — |
|
FORT BEND REGIONAL LANDFILL
NEEDVILLE, TX
|
1,2,4-Trimethylbenzene | 0 | — | — | — |
|
US ECOLOGY TEXAS
ROBSTOWN, TX
|
Benzene | 0 | — | — | — |
|
BFI ITASCA GARDENS
ITASCA, TX
|
Benzene | 0 | — | — | — |
|
SYSTECH ENVIRONMENTAL CORPORATION
FREDONIA, KS
|
Toluene | — | — | 930 | — |
|
BFI TESSMAN ROAD LANDFILL
SAN ANTONIO, TX
|
Ethylbenzene | 0 | — | — | — |
|
FORT BEND REGIONAL LANDFILL
NEEDVILLE, TX
|
Ethylbenzene | 0 | — | — | — |
|
BFI TESSMAN ROAD LANDFILL
SAN ANTONIO, TX
|
Naphthalene | 0 | — | — | — |
|
FORT BEND REGIONAL LANDFILL
NEEDVILLE, TX
|
Naphthalene | 0 | — | — | — |
|
SYSTECH ENVIRONMENTAL CORPORATION
FREDONIA, KS
|
Naphthalene | — | — | 930 | — |
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 |
|---|---|---|
| 1,2,4-Trimethylbenzene | — | DOS RIOS WATER RECYCLING CENTER, SAN ANTONIO |
| Toluene | 0 | DOS RIOS WATER RECYCLING CENTER, SAN ANTONIO |
| n-Hexane | — | DOS RIOS WATER RECYCLING CENTER, SAN ANTONIO |
| Ethylbenzene | — | DOS RIOS WATER RECYCLING CENTER, SAN ANTONIO |
| Cyclohexane | — | DOS RIOS WATER RECYCLING CENTER, SAN ANTONIO |
| Benzene | 0 | DOS RIOS WATER RECYCLING CENTER, SAN ANTONIO |
| Naphthalene | — | DOS RIOS WATER RECYCLING CENTER, SAN ANTONIO |
| Xylene (mixed isomers) | 0 | DOS RIOS WATER RECYCLING CENTER, SAN ANTONIO |
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 | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Jun 23, 2023 | Sep 24, 2025 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jun 23, 2023 | Sep 24, 2025 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Jun 23, 2023 | Sep 24, 2025 | Resolved |
| rcra | Land Disposal Restrictions: General | Jun 23, 2023 | Sep 24, 2025 | Resolved |
| rcra | Standards for Used Oil: Generators | Jun 23, 2023 | Sep 24, 2025 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Jul 22, 2015 | Oct 28, 2015 | Resolved |
| rcra | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | Jul 22, 2015 | Oct 28, 2015 | Resolved |
| rcra | Standards for Used Oil: Generators | Jul 22, 2015 | Jul 22, 2015 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | May 13, 2014 | Jun 4, 2014 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Apr 12, 2014 | Oct 8, 2015 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Jan 24, 2008 | Jun 26, 2008 | 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.
Administrative - Formal
· Case 06-2025-3350 · Mar 25, 2025
$2,000
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-TXD049754047-9 · Aug 31, 2023
Administrative - Formal
· Case 06-2017-4806 · Sep 12, 2017
$12,143
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-TXD049754047-8 · Aug 27, 2015
FINAL 3008(A) COMPLIANCE ORDER
RCRA (Hazardous Waste)
· Case RCRA-TXD049754047-7 · Aug 24, 2015
$37,225
REFERRAL TO ESC ENFORCEMENT SCREEN COMM.
RCRA (Hazardous Waste)
· Case RCRA-TXD049754047-6 · Aug 7, 2014
LETTER OF INTENT TO INITIATE ENFORCEMENT ACTION
RCRA (Hazardous Waste)
· Case RCRA-TXD049754047-5 · Jul 24, 2014
INITIAL 3008(A) COMPLIANCE
RCRA (Hazardous Waste)
· Case RCRA-TXD049754047-4 · Jun 23, 2014
REFERRAL TO ESC ENFORCEMENT SCREEN COMM.
RCRA (Hazardous Waste)
· Case RCRA-TXD049754047-3 · May 21, 2014
LETTER OF INTENT TO INITIATE ENFORCEMENT ACTION
RCRA (Hazardous Waste)
· Case RCRA-TXD049754047-2 · May 16, 2014
Administrative - Formal
· Case 06-2010-3513 · Dec 22, 2009
$2,760
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-TXD049754047-1 · Apr 21, 2008
Administrative - Formal
· Case 06-1999-0024 · Dec 15, 1999
$3,900
Administrative - Formal
· Case 06-1998-0344 · Mar 17, 1998
Administrative - Formal
· Case HQ-1997-0403 · Sep 10, 1997
$41,400
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