EPA TRI Facility · Nonmetallic Mineral Product
Iowa State Ready Mix
Ames, IA · Parent: Rasmussen Group
- Total releases
- 3.6K lbs
- Chemicals reported
- 1
- Carcinogens
- 1
- Primary pathway
- Air Releases
AIR Form-R mix
Iowa State Ready Mix: how the 3.6K lbs splits
3.6K lbs across all reported pathways
- Air Releases 3.6K lbs 100.0%
Iowa State Ready Mix's 3.6K 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: Lead.
LIGHT volume AIR pathway CARC-HEAVY
Iowa State Ready Mix is an EPA Toxics Release Inventory reporter in Ames, IA, in the nonmetallic mineral product sector. It reported 646 lbs of releases across 1 chemical in 2023, and 3.6K lbs in total across its 2019-2023 reporting years. That ranks 11,800 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. Iowa State Ready Mix is pounds #279 and chemical-count #369 at 3.6K 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 fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Hach Co; Dsm Nutritional Products LLC; 3M (minnesota Mining & Mfg Co) - Ames; Colorbiotics LLC. Similar-scale Nonmetallic Mineral Product peers outside Iowa: Interstate Concrete & Asphalt - Dover; The Hm Sefa Group LLC Winyah Star Facility; Cardinal Fg; Heraeus Quartz N.a. LLC (hqna) F/k/a Heraeus Tenevo. Other Rasmussen Group sites in this extract: Central Iowa Ready Mix; Central Iowa Ready Mix; Concrete Supply; Central Iowa Ready Mix. Largest disclosed chemicals by pounds: Lead.
Iowa State Ready Mix stamps LIGHT volume with a dominant AIR pathway (100.0% air releases) across 1 chemical · 1 carcinogen-classified. Cumulative Form-R extract: 3.6K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Interstate Concrete & Asphalt - Dover and The Hm Sefa Group LLC Winyah Star Facility.
Iowa State Ready Mix vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
3.6K lbs Top 45% higher than 55% 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
Iowa State Ready Mix: Lead-led volume
Among the 3,265 Nonmetallic Mineral Product facilities in this database, Iowa State Ready Mix reports the 476th-largest volume, placing it in the top 14.6% of its sector. Its reported volume is concentrated rather than spread: Lead alone is 100% of the total. Carcinogen-classified chemicals make up 100% of the reported pounds, not just of the chemical count. Scale peers outside Iowa include Interstate Concrete & Asphalt - Dover and The Hm Sefa Group LLC Winyah Star Facility.
Concentrated means ≥60% of Iowa State Ready Mix's pounds in one chemical - here Lead at 100%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Iowa State Ready Mix's total reported releases fell from 693 lb in 2022 to 646 lb in 2023, based on EPA TRI filings.
- Iowa State Ready Mix's air releases fell from 693 lb in 2022 to 646 lb in 2023, based on EPA TRI filings.
Iowa State Ready Mix Form-R facts
Compare this facility
See how Iowa State Ready Mix stacks up against nearby facilities and the typical reporter.
49.1× more than the comparison
75% 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 Iowa State Ready Mix releases toxic chemicals into the environment. Total: 3.6K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 21% (813 lbs to 646 lbs).
Iowa State Ready Mix: 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 Iowa State Ready Mix year-over-year reported totals (decreased by 21% 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: Lead.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 813 lbs | 1 |
| 2020 | 779 lbs | 1 |
| 2021 | 652 lbs | 1 |
| 2022 | 693 lbs | 1 |
| 2023 | 646 lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 1 of 1 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Lead | 3.6K lbs | Carcinogen |
Iowa State Ready Mix · AIR-pathway site
Nearest TRI Facilities to Iowa State Ready Mix
Closest other reporters in Iowa - including Hach Co, Dsm Nutritional Products LLC, 3M (minnesota Mining & Mfg Co) - Ames, 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. Interstate Concrete & Asphalt - Dover, The Hm Sefa Group LLC Winyah Star Facility, Cardinal Fg.
Compare beyond Iowa
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Iowa State Ready Mix on cumulative reported pounds (3.6K lbs) and distinct chemical count (1). Release-pound peers include Webco Industries Inc. - Ok Dist. Div., Inliner Solutions LLC, V H Blackinton & Co Inc. Chemical-count peers include Ecoelectrica LP, Planta Penuelas, Tallaboa Puerto Rico 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.
- Webco Industries Inc. - Ok Dist. Div. Tulsa, OK · Primary Metals 3.6K lbs reported
- Inliner Solutions LLC Hilliard, OH · Chemicals 3.6K lbs reported
- V H Blackinton & Co Inc Attleboro Falls, MA · Miscellaneous Manufacturing 3.6K lbs reported
- Wr Meadows of Texas Fort Worth, TX · Chemicals 3.6K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Rasmussen Group Facilities
Same-parent TRI sites ranked by reported releases - including Central Iowa Ready Mix, Central Iowa Ready Mix, Concrete Supply.
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 Lead; nearby reporters include Hach Co. Iowa State Ready Mix 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 Iowa State Ready Mix TRI extract (LIGHT · AIR · CARC-HEAVY · lead Lead) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Iowa State Ready Mix totals are self-reported EPCRA §313 estimates for Ames, IA, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 327320 · Nonmetallic Mineral Product. 2.4% of Story TRI pounds in this extract. Nearest ABS peer: Webco Industries Inc. - Ok Dist. Div. (Δ 1 lbs). Pounds ≠ exposure.
Iowa State Ready Mix stamps LIGHT volume · AIR pathway · CARC-HEAVY · lead Lead. 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