EPA TRI Facility · Chemicals
Poet Biorefining-Big Stone LLC
Big Stone City, SD · Parent: Poet Holding Co LLC
- Total releases
- 86.8K lbs
- Chemicals reported
- 9
- Carcinogens
- 4
- Primary pathway
- Air Releases
AIR Form-R mix
Poet Biorefining-Big Stone LLC: how the 86.8K lbs splits
86.8K lbs across all reported pathways
- Air Releases 86.8K lbs 100.0%
Poet Biorefining-Big Stone LLC's 86.8K lbs Form-R total is AIR - air releases is 100.0% of the bar. Off-site transfers stay separate from air, water, and land releases. Leading chemical by pounds: Acetaldehyde.
Carcinogen-classified pounds vs other reported pounds
Same cumulative TRI total as above, split by EPA/IARC carcinogen classification on each chemical: pounds share, not chemical count. Classification is not a site health-risk score.
LIGHT volume AIR pathway CARC-HEAVY
Poet Biorefining-Big Stone LLC is an EPA Toxics Release Inventory reporter in Big Stone City, SD, in the chemicals sector. It reported 24.0K lbs of releases across 9 chemicals in 2023, and 86.8K lbs in total across its 2019-2023 reporting years. That ranks 4,892 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In South Dakota's 92 reporting TRI sites, pounds #1 is not chemical-count #1. Poet Biorefining-Big Stone LLC is pounds #30 and chemical-count #12 at 86.8K lbs. Smithfield Packaged Meats Corp - Sioux Falls leads reported pounds (21.3M lbs) at 4 chemicals (chemical-count #33). Hydro Extrusion USA LLC leads chemical count at 12 chemicals (223.2K lbs, pounds #13). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Otter Tail Power Co Big Stone Plant; Valley Queen Cheese Factory Inc.; Woodland Cabinetry Inc; Tech Ord. Similar-scale Chemicals peers outside South Dakota: Resin Solutions LLC - Chatom Facility; Pennsylvania Grain Processing LLC; Greenfield Global Winnebago LLC; Huntsman Advanced Materials Americas LLC. Other Poet Holding Co LLC sites in this extract: Poet Biorefining - Shell Rock LLC; Poet Biorefining - Hudson; Poet Biorefining - Fairbank LLC; Poet Biorefining-Marion LLC. Largest disclosed chemicals by pounds: Acetaldehyde; n-Hexane; Methanol; Formic acid.
Poet Biorefining-Big Stone LLC stamps LIGHT volume with a dominant AIR pathway (100.0% air releases) across 9 chemicals · 4 carcinogen-classified. Cumulative Form-R extract: 86.8K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Resin Solutions LLC - Chatom Facility and Pennsylvania Grain Processing LLC.
Poet Biorefining-Big Stone LLC vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
87K lbs Top 19% higher than 81% of 25,986 reporting TRI facilities
Each bar is a $1M-wide band; taller bars hold more reporting TRI facilities. The dashed line and filled bar mark this facility. Hover, focus, or tap a bar for its full count, share, and position.
Source U.S. Environmental Protection Agency, Toxics Release Inventory · 2023 reporting year
Poet Biorefining-Big Stone LLC: carcinogen-lbs share on Form-R
Among the 3,917 Chemicals facilities in this database, Poet Biorefining-Big Stone LLC reports the 989th-largest volume (86.8K lbs). Carcinogen-classified chemicals make up 56.3% of the reported pounds, not just of the chemical count. Scale peers outside South Dakota include Resin Solutions LLC - Chatom Facility and Pennsylvania Grain Processing LLC.
Carcinogen-heavy means ≥50% of pounds (56.3% here), not of chemical count. EPA/IARC classification ≠ site risk.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Poet Biorefining-Big Stone LLC's total reported releases rose from 14.9 thousand lb in 2022 to 24.0 thousand lb in 2023, based on EPA TRI filings.
- Poet Biorefining-Big Stone LLC's air releases rose from 14.9 thousand lb in 2022 to 24.0 thousand lb in 2023, based on EPA TRI filings.
Poet Biorefining-Big Stone LLC Form-R facts
Compare this facility
See how Poet Biorefining-Big Stone LLC stacks up against nearby facilities and the typical reporter.
96% less than the comparison
18% less than the comparison
Comparison reflects reported pounds and chemical counts, not toxicity or health risk. Averages cover facilities reporting any release.
How does this facility release toxic chemicals?
How Poet Biorefining-Big Stone LLC releases toxic chemicals into the environment. Total: 86.8K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 40% (17.2K lbs to 24.0K lbs).
Poet Biorefining-Big Stone LLC: annual Form-R pounds
LIGHT site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Poet Biorefining-Big Stone LLC year-over-year reported totals (increased by 40% from 2019 to 2023). TRI figures are self-reported estimates and can swing with production, waste handling, and reporting changes, not only with controls. Lead chemical in the extract: Acetaldehyde.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 17.2K lbs | 8 |
| 2020 | 16.8K lbs | 8 |
| 2021 | 13.9K lbs | 9 |
| 2022 | 14.9K lbs | 9 |
| 2023 | 24.0K lbs | 9 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 4 of 9 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Acetaldehyde | 35.5K lbs | Carcinogen |
| n-Hexane | 14.7K lbs | - |
| Methanol | 12.6K lbs | - |
| Formic acid | 9.6K lbs | - |
| Acrolein | 8.3K lbs | Carcinogen |
| Formaldehyde | 4.6K lbs | Carcinogen |
| Cyclohexane | 590 lbs | - |
| Toluene | 515 lbs | - |
| Benzene | 437 lbs | Carcinogen |
Poet Biorefining-Big Stone LLC · AIR-pathway site
Nearest TRI Facilities to Poet Biorefining-Big Stone LLC
Closest other reporters in South Dakota - including Otter Tail Power Co Big Stone Plant, Valley Queen Cheese Factory Inc., Woodland Cabinetry Inc, ordered by distance.
Showing 8 of 91 other reporting facilities in South Dakota.
Similar Chemicals Facilities
Other Chemicals facilities with similar total release volumes (±80%), outside South Dakota - e.g. Resin Solutions LLC - Chatom Facility, Pennsylvania Grain Processing LLC, Greenfield Global Winnebago LLC.
Compare beyond South Dakota
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Poet Biorefining-Big Stone LLC on cumulative reported pounds (86.8K lbs) and distinct chemical count (9). Release-pound peers include U.S. Navy Fleet Combat Training Center Atl Dam Neck Base, Resin Solutions LLC - Chatom Facility, Hubbell Utility Supply. Chemical-count peers include Viatris Pharmaceuticals LLC, Prepa - San Juan Steam Plant, Solutia Inc. Neighborhoods are forced disjoint so each axis surfaces a different set of sites.
Similar reported release pounds
Nearest out-of-state reporters (≥1,000 lbs) by absolute TRI pounds, not same-industry or same-county neighbors.
- U.S. Navy Fleet Combat Training Center Atl Dam Neck Base Virginia Beach, VA · Other 86.9K lbs reported
- Resin Solutions LLC - Chatom Facility Chatom, AL · Chemicals 86.8K lbs reported
- Hubbell Utility Supply Oklahoma City, OK · Printing 86.8K lbs reported
- Pennsylvania Grain Processing LLC Clearfield, PA · Chemicals 86.8K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
- Viatris Pharmaceuticals LLC Barceloneta, PR · Chemicals 9 chemicals
- Prepa - San Juan Steam Plant Puerto Nuevo, PR · Electric Utilities 9 chemicals
- Solutia Inc Springfield, MA · Plastics and Rubber 9 chemicals
- O'Connell Oil Co Merrill Road Facility Pittsfield, MA · Petroleum Bulk Terminals 9 chemicals
Other Poet Holding Co LLC Facilities
Same-parent TRI sites ranked by reported releases - including Poet Biorefining - Shell Rock LLC, Poet Biorefining - Hudson, Poet Biorefining - Fairbank LLC.
About TRI Data
Data as of 2023 reporting year. Source: U.S. Environmental Protection Agency (EPA) Toxic Release Inventory.
On this page the largest disclosed chemicals include Acetaldehyde, n-Hexane, Methanol, Formic acid; nearby reporters include Otter Tail Power Co Big Stone Plant. Poet Biorefining-Big Stone LLC stamps LIGHT volume · AIR pathway · CARC-HEAVY carcinogen-lbs on this Form-R extract. Totals are self-reported estimates under EPCRA §313, not measured stack emissions or a health-risk score.
Use and verify this record
This Poet Biorefining-Big Stone LLC TRI extract (LIGHT · AIR · CARC-HEAVY · lead Acetaldehyde) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Poet Biorefining-Big Stone LLC totals are self-reported EPCRA §313 estimates for Big Stone City, SD, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 325193 · Chemicals. 3.6% of Grant TRI pounds in this extract. Nearest ABS peer: U.S. Navy Fleet Combat Training Center Atl Dam Neck Base (Δ 44 lbs). Pounds ≠ exposure.
Poet Biorefining-Big Stone LLC stamps LIGHT volume · AIR pathway · CARC-HEAVY · lead Acetaldehyde. PlainEnviro renders this EPA Form-R extract from its pipeline; no figure is typed in by an editor. Corrections: editorial policy.
All federal data sources used on this page
- EPA Toxics Release Inventory (TRI) Basic Data Files - annual self-reported chemical-release filings. epa.gov
- EPA TRI Program reference - how chemicals and reported releases are counted. epa.gov
- EPA Facility Registry Service - facility location and identity. epa.gov
- EPA ECHO - regulatory and compliance context. epa.gov
- EPA Envirofacts - the EPA data warehouse exposing these datasets. epa.gov