TRI Reporter
Clean Air Act
RCRA
SILVER EAGLE REFINING - EVANSTON
Quick Summary
- •Released 8,483 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
- •Assessed $6,250 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
2990 COUNTY ROAD 180
EVANSTON, WY 82930
View on map ↗ - County
- UINTA County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 324110
- Inspections
- 5 · last Sep 23, 2025
- Total Penalties
- $6,250 · last Sep 20, 2021
- Registry ID
- 110000600378
How This Compares
#26
of 64 TRI reporters in WY
#4,302
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)
+5% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 6,240 | — |
| 2016 | 8,880 | +42% |
| 2017 | 8,483 | -4% |
| 2018 | 7,504 | -12% |
| 2019 | 3,624 | -52% |
| 2020 | 8,760 | +142% |
| 2021 | 8,871 | +1% |
| 2022 | 10,040 | +13% |
| 2023 | 6,168 | -39% |
| 2024 | 6,564 | +6% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| n-Hexane | 3,109 | 3,109 | — | — | — | |
| Toluene | 1,407 | 1,407 | — | — | 13 | |
| Xylene (mixed isomers) | 848 | 848 | — | — | 128 | |
| Benzene | 617 | 617 | — | — | 14 | ♦ Carcinogen |
| Ethylbenzene | 237 | 237 | — | — | 3 | ♦ Carcinogen |
| Cyclohexane | 189 | 189 | — | — | — | |
| 1,2,4-Trimethylbenzene | 113 | 113 | — | — | 0 | |
| Hydrogen sulfide | 30 | 30 | — | — | — | |
| Cumene | 9 | 9 | — | — | — | ♦ Carcinogen |
| Naphthalene | 4 | 4 | — | — | — | ♦ Carcinogen |
| Polycyclic aromatic compounds | 2 | 2 | — | — | — | ♦ Carcinogen |
| Mercury | 0 | 0 | — | — | 4 |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| n-Hexane | 2,813 | 2,813 | — | — | — | |
| Toluene | 1,391 | 1,391 | — | — | 9 | |
| Xylene (mixed isomers) | 791 | 791 | — | — | 35 | |
| Benzene | 604 | 604 | — | — | 12 | ♦ Carcinogen |
| Ethylbenzene | 243 | 243 | — | — | 2 | ♦ Carcinogen |
| Cyclohexane | 177 | 177 | — | — | — | |
| 1,2,4-Trimethylbenzene | 113 | 113 | — | — | 216 | |
| Hydrogen sulfide | 22 | 22 | — | — | — | |
| Cumene | 8 | 8 | — | — | — | ♦ Carcinogen |
| Naphthalene | 4 | 4 | — | — | — | ♦ Carcinogen |
| Polycyclic aromatic compounds | 2 | 2 | — | — | — | ♦ Carcinogen |
| Lead compounds | 1 | 1 | — | — | 130 | |
| Mercury | 0 | 0 | — | — | 6 |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| n-Hexane | 3,436 | 3,436 | — | — | — | |
| Toluene | 2,784 | 2,784 | — | — | 11 | |
| Xylene (mixed isomers) | 1,525 | 1,525 | — | — | 33 | |
| Benzene | 1,328 | 1,328 | — | — | 15 | ♦ Carcinogen |
| Cyclohexane | 371 | 371 | — | — | 3 | |
| Ethylbenzene | 331 | 331 | — | — | 2 | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | 209 | 209 | — | — | 0 | |
| Hydrogen sulfide | 40 | 40 | — | — | — | |
| Cumene | 12 | 12 | — | — | — | ♦ Carcinogen |
| Naphthalene | 2 | 2 | — | — | 0 | ♦ Carcinogen |
| Polycyclic aromatic compounds | 2 | 2 | — | — | — | ♦ Carcinogen |
| Mercury | 0 | 0 | — | — | 5 |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| n-Hexane | 3,039 | 3,039 | — | — | — | |
| Toluene | 2,422 | 2,422 | — | — | 8 | |
| Xylene (mixed isomers) | 1,359 | 1,359 | — | — | 31 | |
| Benzene | 1,165 | 1,165 | — | — | 32 | ♦ Carcinogen |
| Cyclohexane | 327 | 327 | — | — | — | |
| Ethylbenzene | 308 | 308 | — | — | 2 | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | 174 | 174 | — | — | 0 | |
| Hydrogen sulfide | 64 | 64 | — | — | — | |
| Cumene | 10 | 10 | — | — | — | ♦ Carcinogen |
| Polycyclic aromatic compounds | 2 | 2 | — | — | — | ♦ Carcinogen |
| Naphthalene | 2 | 2 | — | — | — | ♦ Carcinogen |
| Mercury | 0 | 0 | — | — | 0 |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| n-Hexane | 2,885 | 2,885 | — | — | — | |
| Toluene | 2,438 | 2,438 | — | — | 56 | |
| Xylene (mixed isomers) | 1,323 | 1,323 | — | — | 134 | |
| Benzene | 1,215 | 1,215 | — | — | 33 | ♦ Carcinogen |
| Cyclohexane | 345 | 345 | — | — | 6 | |
| Ethylbenzene | 305 | 305 | — | — | 10 | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | 167 | 167 | — | — | 14 | |
| Hydrogen sulfide | 69 | 69 | — | — | — | |
| Cumene | 9 | 9 | — | — | 1 | ♦ Carcinogen |
| Polycyclic aromatic compounds | 2 | 2 | — | — | — | ♦ Carcinogen |
| Naphthalene | 2 | 2 | — | — | — | ♦ Carcinogen |
| Mercury | 0 | 0 | — | — | 3 |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| n-Hexane | 2,066 | 2,066 | — | — | — | |
| Xylene (mixed isomers) | 1,556 | 1,556 | — | — | 1,308 | |
| Lead compounds | 2 | 2 | — | — | 6 | |
| Mercury | 0 | 0 | — | — | 9 |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Toluene | 2,199 | 2,199 | — | — | 28 | |
| n-Hexane | 2,027 | 2,027 | — | — | — | |
| Xylene (mixed isomers) | 1,293 | 1,293 | — | — | 96 | |
| Benzene | 1,037 | 1,037 | — | — | 20 | ♦ Carcinogen |
| Cyclohexane | 314 | 314 | — | — | 10 | |
| Ethylbenzene | 280 | 280 | — | — | 7 | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | 173 | 173 | — | — | 21 | |
| Hydrogen sulfide | 166 | 166 | — | — | — | |
| Cumene | 7 | 7 | — | — | 1 | ♦ Carcinogen |
| Naphthalene | 4 | 4 | — | — | — | ♦ Carcinogen |
| Polycyclic aromatic compounds | 2 | 2 | — | — | — | ♦ Carcinogen |
| Lead compounds | 1 | 1 | — | — | 1 | |
| Mercury | 0 | 0 | — | — | 6 |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Toluene | 2,465 | 2,465 | — | — | 29 | |
| n-Hexane | 2,421 | 2,421 | — | — | — | |
| Xylene (mixed isomers) | 1,456 | 1,456 | — | — | 85 | |
| Benzene | 1,132 | 1,132 | — | — | 17 | ♦ Carcinogen |
| Cyclohexane | 323 | 323 | — | — | — | |
| Ethylbenzene | 304 | 304 | — | — | 6 | ♦ Carcinogen |
| 1,2,4-Trimethylbenzene | 195 | 195 | — | — | 0 | |
| Hydrogen sulfide | 171 | 171 | — | — | — | |
| Cumene | 8 | 8 | — | — | — | ♦ Carcinogen |
| Naphthalene | 4 | 4 | — | — | — | ♦ Carcinogen |
| Polycyclic aromatic compounds | 2 | 2 | — | — | — | ♦ Carcinogen |
| Lead compounds | 2 | 2 | — | — | 0 |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Toluene | 2,635 | 2,635 | — | — | 5 | |
| n-Hexane | 2,477 | 2,477 | — | — | — | |
| Xylene (mixed isomers) | 1,474 | 1,474 | — | — | 25 | |
| Benzene | 1,229 | 1,229 | — | — | 14 | ♦ Carcinogen |
| Ethylbenzene | 351 | 351 | — | — | 3 | ♦ Carcinogen |
| Cyclohexane | 348 | 348 | — | — | — | |
| 1,2,4-Trimethylbenzene | 204 | 204 | — | — | 0 | |
| Hydrogen sulfide | 146 | 146 | — | — | — | |
| Cumene | 8 | 8 | — | — | — | ♦ Carcinogen |
| Naphthalene | 4 | 4 | — | — | — | ♦ Carcinogen |
| Polycyclic aromatic compounds | 3 | 3 | — | — | — | ♦ Carcinogen |
| Lead compounds | 2 | 2 | — | — | 0 |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| n-Hexane | 2,489 | 2,489 | — | — | — | |
| Toluene | 1,585 | 1,585 | — | — | 157 | |
| Xylene (mixed isomers) | 800 | 800 | — | — | 404 | |
| Benzene | 617 | 617 | — | — | 44 | ♦ Carcinogen |
| Cyclohexane | 302 | 302 | — | — | — | |
| Ethylbenzene | 200 | 200 | — | — | 19 | ♦ Carcinogen |
| Hydrogen sulfide | 117 | 117 | — | — | — | |
| 1,2,4-Trimethylbenzene | 112 | 112 | — | — | 0 | |
| Cumene | 8 | 8 | — | — | — | ♦ Carcinogen |
| Naphthalene | 5 | 5 | — | — | 153 | ♦ Carcinogen |
| Polycyclic aromatic compounds | 3 | 3 | — | — | — | ♦ Carcinogen |
| Lead compounds | 2 | 2 | — | — | 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 |
|---|---|---|---|---|
| Benzene | — | 1,766 | — | 1,117 |
| Ethylbenzene | — | 1,047 | — | 428 |
| Hydrogen sulfide | — | — | 136 | 14,313 |
| Cumene | — | 812 | — | 9 |
| n-Hexane | — | 6,843 | — | 2,271 |
| Mercury | — | 0 | — | — |
| Naphthalene | — | — | — | 3 |
| 1,2,4-Trimethylbenzene | — | 1,359 | — | 238 |
| Xylene (mixed isomers) | — | 8,546 | — | 1,990 |
| Cyclohexane | — | 6,203 | — | 266 |
| Polycyclic aromatic compounds | — | 3 | — | 7 |
| Toluene | — | 7,234 | — | 5,347 |
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 |
|---|---|---|---|---|---|
|
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
|
Toluene | — | — | — | 7 |
|
SILVER EAGLE REFINING-WOODS CROSS
WOODS CROSS, UT
|
Ethylbenzene | — | — | — | 1 |
|
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
|
Ethylbenzene | — | — | — | 1 |
|
CLEAN HARBORS GRASSY MOUNTAIN
KNOLLS, UT
|
Ethylbenzene | 0 | — | — | — |
|
WASATCH REGIONAL LANDFILL
GRANTSVILLE, UT
|
Ethylbenzene | 0 | — | — | — |
|
CLEAN HARBORS GRASSY MOUNTAIN
KNOLLS, UT
|
Mercury | 0 | — | — | — |
|
WASATCH REGIONAL LANDFILL
GRANTSVILLE, UT
|
Mercury | 0 | — | — | — |
|
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
|
Mercury | 3 | — | — | — |
|
CLEAN HARBORS GRASSY MOUNTAIN
KNOLLS, UT
|
Toluene | 2 | — | — | — |
|
WASATCH REGIONAL LANDFILL
GRANTSVILLE, UT
|
Toluene | 0 | — | — | — |
|
SILVER EAGLE REFINING-WOODS CROSS
WOODS CROSS, UT
|
Toluene | — | — | — | 4 |
|
WASATCH REGIONAL LANDFILL
GRANTSVILLE, UT
|
Xylene (mixed isomers) | 26 | — | — | — |
|
SILVER EAGLE REFINING-WOODS CROSS
WOODS CROSS, UT
|
Xylene (mixed isomers) | — | — | — | 21 |
|
CLEAN HARBORS GRASSY MOUNTAIN
KNOLLS, UT
|
Xylene (mixed isomers) | 6 | — | — | — |
|
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
|
Xylene (mixed isomers) | — | — | — | 75 |
|
SILVER EAGLE REFINING-WOODS CROSS
WOODS CROSS, UT
|
1,2,4-Trimethylbenzene | — | — | — | 0 |
|
CLEAN HARBORS GRASSY MOUNTAIN
KNOLLS, UT
|
Benzene | 0 | — | — | — |
|
CLEAN HARBORS ARAGONITE, LLC
ARAGONITE, UT
|
Benzene | — | — | — | 10 |
|
EVONIK CORPORATION
LAFAYETTE, LA
|
Benzene | — | — | — | 2 |
|
SILVER EAGLE REFINING-WOODS CROSS
WOODS CROSS, UT
|
Benzene | — | — | — | 1 |
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 Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | Aug 6, 2019 | Jun 24, 2020 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Aug 6, 2019 | Jun 24, 2020 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Aug 6, 2019 | Jun 24, 2020 | Resolved |
| rcra | Standards Applicable to Generators of HW: Preparedness. Prevention, and Emergency Procedures for LQGs | Aug 6, 2019 | Jun 24, 2020 | Resolved |
| rcra | Standards for Universal Waste Management: Standards for Small Quantity Handlers | Aug 6, 2019 | Jun 24, 2020 | Resolved |
| rcra | Standards for Universal Waste Management: Standards for Large Quantity Handlers | Aug 6, 2019 | Jun 24, 2020 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Aug 19, 2014 | Sep 24, 2015 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: General Facility Standards | Aug 19, 2014 | Sep 24, 2015 | Resolved |
| rcra | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | Aug 19, 2014 | Sep 24, 2015 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Apr 11, 2013 | Aug 9, 2013 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Nov 9, 2009 | Dec 4, 2009 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Manifest System, Recordkeeping and Reporting | Sep 10, 2007 | Jan 30, 2008 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Sep 10, 2007 | Jan 30, 2008 | Resolved |
| rcra | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | Sep 10, 2007 | Jan 30, 2008 | Resolved |
| rcra | Standards Applicable to Recordkeeping and Reporting Applicable to Small and Large Quantity Generators | Sep 10, 2007 | Jan 30, 2008 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Mar 27, 2001 | Dec 5, 2001 | 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 08-2021-0201 · Sep 20, 2021
$6,250
Notice of Violation (NOV)
RCRA (Hazardous Waste)
· Case RCRA-WYD988869269-001 · Nov 7, 2007
$3,300
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