EPA TRI Facility · Nonmetallic Mineral Product
Guardian Industries - Dewitt
De Witt, IA · Parent: Koch Inc.
- Total releases
- 12.7K lbs
- Chemicals reported
- 4
- Latest report
- 2023
- Primary pathway
- Air Releases
AIR Form-R mix
Guardian Industries - Dewitt: how the 12.7K lbs splits
12.7K lbs across all reported pathways
- Air Releases 12.3K lbs 96.5%
- Off-site Transfers 446 lbs 3.5%
- Water Discharges 1 lbs <0.1%
- Land Disposal 0 lbs <0.1%
Guardian Industries - Dewitt's 12.7K lbs Form-R total is AIR - air releases is 96.5% of the bar. Next segment: off-site transfers at 3.5%. Leading chemical by pounds: Ammonia.
LIGHT volume AIR pathway CLEAN
Guardian Industries - Dewitt is an EPA Toxics Release Inventory reporter in De Witt, IA, in the nonmetallic mineral product sector. It reported 10.1K lbs of releases across 2 chemicals in 2023, and 12.7K lbs in total across its 2019-2023 reporting years. That ranks 9,288 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Iowa's 460 reporting TRI sites, pounds #1 is not chemical-count #1. Guardian Industries - Dewitt is pounds #233 and chemical-count #159 at 12.7K lbs. Climax Molybdenum Co leads reported pounds (16.4M lbs) at 5 chemicals (chemical-count #117). Helena Industries LLC leads chemical count at 32 chemicals (9.4K lbs, pounds #247). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Magnaflux; Latham Pool Products Inc. - Dewitt Ia; Clinton Biodiesel LLC; Equistar Chemicals Clinton Plant. Similar-scale Nonmetallic Mineral Product peers outside Iowa: Potters Industries LLC; General Shale Brick Inc. - Plant 49; Cormetech Inc; Glacier Northwest Inc East Marginal Way Plant. Other Koch Inc. sites in this extract: Alabama River Cellulose LLC; Georgia-Pacific Naheola LLC; Foley Cellulose LLC; Georgia-Pacific Monticello LLC. Largest disclosed chemicals by pounds: Ammonia; Lead And Lead Compounds; n-Butyl alcohol; Lead compounds.
Guardian Industries - Dewitt stamps LIGHT volume with a dominant AIR pathway (96.5% air releases) across 4 chemicals. Cumulative Form-R extract: 12.7K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Potters Industries LLC and General Shale Brick Inc. - Plant 49.
Guardian Industries - Dewitt vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
13K lbs Top 36% higher than 64% 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
Guardian Industries - Dewitt: Ammonia-led volume
Among the 3,265 Nonmetallic Mineral Product facilities in this database, Guardian Industries - Dewitt reports the 352nd-largest volume, placing it in the top 10.8% of its sector. Its reported volume is concentrated rather than spread: Ammonia alone is 95.4% of the total. Scale peers outside Iowa include Potters Industries LLC and General Shale Brick Inc. - Plant 49.
Concentrated means ≥60% of Guardian Industries - Dewitt's pounds in one chemical - here Ammonia at 95.4%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Guardian Industries - Dewitt's total reported releases rose from 438 lb in 2022 to 10.1 thousand lb in 2023, based on EPA TRI filings.
- Guardian Industries - Dewitt's air releases rose from 134 lb in 2022 to 10.0 thousand lb in 2023, based on EPA TRI filings.
- Guardian Industries - Dewitt's off-site transfers fell from 303 lb in 2022 to 66 lb in 2023, based on EPA TRI filings.
Guardian Industries - Dewitt Form-R facts
Compare this facility
See how Guardian Industries - Dewitt stacks up against nearby facilities and the typical reporter.
25470127.6× more than the comparison
4.0× more 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 Guardian Industries - Dewitt releases toxic chemicals into the environment. Total: 12.7K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 1158% (800 lbs to 10.1K lbs).
Guardian Industries - Dewitt: 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 Guardian Industries - Dewitt year-over-year reported totals (increased by 1158% 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: Ammonia.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 800 lbs | 3 |
| 2020 | 676 lbs | 2 |
| 2021 | 762 lbs | 2 |
| 2022 | 438 lbs | 2 |
| 2023 | 10.1K lbs | 2 |
Chemical Releases
Aggregated across all reporting years (2019–2023). Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Ammonia | 12.2K lbs | - |
| Lead And Lead Compounds | 366 lbs | - |
| n-Butyl alcohol | 125 lbs | - |
| Lead compounds | 93 lbs | - |
Guardian Industries - Dewitt · AIR-pathway site
Nearest TRI Facilities to Guardian Industries - Dewitt
Closest other reporters in Iowa - including Magnaflux, Latham Pool Products Inc. - Dewitt Ia, Clinton Biodiesel LLC, ordered by distance.
Showing 8 of 459 other reporting facilities in Iowa.
Similar Nonmetallic Mineral Product Facilities
Other Nonmetallic Mineral Product facilities with similar total release volumes (±80%), outside Iowa - e.g. Potters Industries LLC, General Shale Brick Inc. - Plant 49, Cormetech Inc.
Compare beyond Iowa
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Guardian Industries - Dewitt on cumulative reported pounds (12.7K lbs) and distinct chemical count (4). Release-pound peers include Titan Fuel Terminals Harlingen Gasoline Terminal, Jefferson Railport Terminal, US Army National Guard River Road Training Site Range De. Chemical-count peers include Hamilton Sundstrand de Puerto Rico Inc., Abb Installation Products Caribe LLC, Solenis LLC. 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.
- Titan Fuel Terminals Harlingen Gasoline Terminal Harlingen, TX · Petroleum Bulk Terminals 12.7K lbs reported
- Jefferson Railport Terminal Vidor, TX · Petroleum Bulk Terminals 12.7K lbs reported
- US Army National Guard River Road Training Site Range De New Castle, DE · Other 12.7K lbs reported
- Lewcott Corp D/b/a Barrday Composite Solutions Millbury, MA · Chemicals 12.7K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
- Hamilton Sundstrand de Puerto Rico Inc. Santa Isabel, PR · Transportation Equipment 4 chemicals
- Abb Installation Products Caribe LLC Vega Baja, PR · Electrical Equipment 4 chemicals
- Solenis LLC Chicopee, MA · Chemicals 4 chemicals
- Adhesive Applications Inc. - O'Neill St Easthampton Easthampton, MA · Miscellaneous Manufacturing 4 chemicals
Other Koch Inc. Facilities
Same-parent TRI sites ranked by reported releases - including Alabama River Cellulose LLC, Georgia-Pacific Naheola LLC, Foley Cellulose 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 Ammonia, Lead And Lead Compounds, n-Butyl alcohol, Lead compounds; nearby reporters include Magnaflux. Guardian Industries - Dewitt stamps LIGHT volume · AIR pathway · CLEAN 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 Guardian Industries - Dewitt TRI extract (LIGHT · AIR · CLEAN · lead Ammonia) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Guardian Industries - Dewitt totals are self-reported EPCRA §313 estimates for De Witt, IA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 327211 · Nonmetallic Mineral Product. 0.1% of Clinton TRI pounds in this extract. Nearest ABS peer: Titan Fuel Terminals Harlingen Gasoline Terminal (Δ 0 lbs). Pounds ≠ exposure.
Guardian Industries - Dewitt stamps LIGHT volume · AIR pathway · CLEAN · lead Ammonia. 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