Non-Compliance
TRI Reporter
Clean Air Act
Clean Water Act
RCRA
POET BIOREFINING - PRESTON
Quick Summary
- •Released 10,264 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 $8,063 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
701 INDUSTRIAL DR N
PRESTON, MN 55965
View on map ↗ - County
- FILLMORE County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 325193
- Inspections
- 3 · last Sep 11, 2024
- Total Penalties
- $8,063 · last Aug 17, 2023
- Registry ID
- 110000426548
How This Compares
#109
of 421 TRI reporters in MN
#3,944
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)
-73% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 26,820 | — |
| 2016 | 25,286 | -6% |
| 2017 | 10,264 | -59% |
| 2018 | 7,835 | -24% |
| 2019 | 3,794 | -52% |
| 2020 | 5,716 | +51% |
| 2021 | 5,650 | -1% |
| 2022 | 3,453 | -39% |
| 2023 | 3,253 | -6% |
| 2024 | 7,302 | +124% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzene | — | — | — | — | — | ♦ Carcinogen |
| Toluene | — | — | — | — | — | |
| Acetaldehyde | 3,959 | 3,959 | — | — | — | ♦ Carcinogen |
| n-Hexane | 2,170 | 2,170 | — | — | — | |
| Formic acid | 1,100 | 1,100 | — | — | — | |
| Cyclohexane | 73 | 73 | — | — | — |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Toluene | — | — | — | — | — | |
| Benzene | — | — | — | — | — | ♦ Carcinogen |
| n-Hexane | 2,164 | 2,164 | — | — | — | |
| Formic acid | 1,001 | 1,001 | — | — | — | |
| Cyclohexane | 88 | 88 | — | — | — |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Toluene | — | — | — | — | — | |
| Benzene | — | — | — | — | — | ♦ Carcinogen |
| n-Hexane | 2,163 | 2,163 | — | — | — | |
| Formic acid | 1,201 | 1,201 | — | — | — | |
| Cyclohexane | 89 | 89 | — | — | — |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cyclohexane | — | — | — | — | — | |
| Acetaldehyde | 1,541 | 1,541 | — | — | 0 | ♦ Carcinogen |
| Acrolein | 1,222 | 1,222 | — | — | — | ♦ Carcinogen |
| Formic acid | 990 | 990 | — | — | — | |
| Formaldehyde | 656 | 656 | — | — | — | ♦ Carcinogen |
| n-Hexane | 640 | 640 | — | — | 0 | |
| Methanol | 504 | 504 | — | — | 0 | |
| Benzene | 50 | 50 | — | — | — | ♦ Carcinogen |
| Toluene | 47 | 47 | — | — | — |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Xylene (mixed isomers) | — | — | — | — | — | |
| Benzene | — | — | — | — | — | ♦ Carcinogen |
| Cyclohexane | — | — | — | — | — | |
| Toluene | — | — | — | — | — | |
| n-Hexane | 2,856 | 2,856 | — | — | 7 | |
| Formic acid | 1,067 | 1,067 | — | — | — | |
| Acetaldehyde | 884 | 884 | — | — | — | ♦ Carcinogen |
| Acrolein | 562 | 562 | — | — | — | ♦ Carcinogen |
| Methanol | 347 | 347 | — | — | — |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cyclohexane | — | — | — | — | — | |
| Xylene (mixed isomers) | — | — | — | — | — | |
| Toluene | — | — | — | — | — | |
| n-Hexane | 2,754 | 2,754 | — | — | 10 | |
| Formic acid | 1,040 | 1,040 | — | — | — |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cyclohexane | — | — | — | — | — | |
| Benzene | — | — | — | — | — | ♦ Carcinogen |
| Toluene | — | — | — | — | — | |
| Xylene (mixed isomers) | — | — | — | — | — | |
| n-Hexane | 2,754 | 2,754 | — | — | 1 | |
| Acetaldehyde | 1,445 | 1,445 | — | — | — | ♦ Carcinogen |
| Acrolein | 1,424 | 1,424 | — | — | — | ♦ Carcinogen |
| Methanol | 1,138 | 1,138 | — | — | — | |
| Formic acid | 1,074 | 1,074 | — | — | — |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzene | — | — | — | — | — | ♦ Carcinogen |
| Toluene | — | — | — | — | — | |
| Xylene (mixed isomers) | — | — | — | — | — | |
| Cyclohexane | — | — | — | — | — | |
| Acetaldehyde | 4,944 | 4,944 | — | — | — | ♦ Carcinogen |
| n-Hexane | 2,554 | 2,554 | — | — | — | |
| Formic acid | 1,067 | 1,067 | — | — | — | |
| Acrolein | 962 | 962 | — | — | — | ♦ Carcinogen |
| Methanol | 737 | 737 | — | — | — |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ethylbenzene | — | — | — | — | — | ♦ Carcinogen |
| Benzene | — | — | — | — | — | ♦ Carcinogen |
| Toluene | — | — | — | — | — | |
| Xylene (mixed isomers) | — | — | — | — | — | |
| Cyclohexane | — | — | — | — | — | |
| Formic acid | 14,134 | 14,134 | — | — | — | |
| Acetaldehyde | 6,744 | 6,744 | — | — | — | ♦ Carcinogen |
| n-Hexane | 2,855 | 2,855 | — | — | — | |
| Formaldehyde | 826 | 826 | — | — | — | ♦ Carcinogen |
| Methanol | 727 | 727 | — | — | — |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Cyclohexane | — | — | — | — | — | |
| Ethylbenzene | — | — | — | — | — | ♦ Carcinogen |
| Toluene | — | — | — | — | — | |
| Benzene | — | — | — | — | — | ♦ Carcinogen |
| Xylene (mixed isomers) | — | — | — | — | — | |
| Formic acid | 14,101 | 14,101 | — | — | — | |
| Acetaldehyde | 7,213 | 7,213 | — | — | — | ♦ Carcinogen |
| n-Hexane | 2,477 | 2,477 | — | — | — | |
| Formaldehyde | 1,542 | 1,542 | — | — | — | ♦ Carcinogen |
| Methanol | 1,487 | 1,487 | — | — | — |
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 | — | — | — | 850 |
| Formic acid | — | — | — | 43,000 |
| n-Hexane | — | — | — | 5,700 |
| Acetaldehyde | — | — | — | 110,000 |
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 | 35.00 mg/L | 30.00 | +17% | Jul 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 34.00 mg/L | 30.00 | +13% | Jun 2025 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.08 mg/L | 0.04 | +111% | Apr 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 33.00 mg/L | 30.00 | +10% | Jan 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 16.00 kg/d | 14.00 | +14% | Jul 2022 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.04 | +5% | Nov 2021 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.04 | +32% | Sep 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 50.00 mg/L | 30.00 | +67% | Jun 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 50.00 mg/L | 44.00 | +14% | Jun 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 19.00 kg/d | 14.00 | +36% | Jun 2021 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 27.00 mg/L | 25.00 | +8% | May 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 11.80 kg/d | 7.20 | +64% | May 2021 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.07 mg/L | 0.04 | +84% | Jul 2020 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 34.00 mg/L | 30.00 | +13% | Jun 2020 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.06 mg/L | 0.04 | +58% | Jun 2020 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.04 | +5% | Sep 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 16.00 kg/d | 7.20 | +122% | Sep 2019 | 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.
State CWA Penalty AO
Clean Water Act
· Case MN-APO08172023 · Aug 17, 2023
$8,063
Administrative - Formal
· Case 05-2015-7302 · Mar 25, 2015
$22,000
State CWA Penalty AO
Clean Water Act
· Case MN-AP022511 · Feb 24, 2011
$6,000
State CWA Non Penalty AO
Clean Water Act
· Case MN-N00000794 · Jun 18, 2009
Judicial
· Case 05-2003-0264 · Mar 7, 2003
$32,828
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