EPA TRI Facility · Nonmetallic Mineral Product
Flagstaff Plant #21
Flagstaff, AZ · Parent: Kilgore Cos LLC
- Total releases
- 5 lbs
- Chemicals reported
- 1
- Carcinogens
- 1
- Primary pathway
- Land Disposal
LAND Form-R mix
Flagstaff Plant #21: how the 5 lbs splits
5 lbs across all reported pathways
- Land Disposal 5 lbs 100.0%
Flagstaff Plant #21's 5 lbs Form-R total is LAND - land disposal is 100.0% of the bar. Off-site transfers stay separate from air, water, and land releases. Leading chemical by pounds: Lead.
TRACE volume LAND pathway CARC-HEAVY
Flagstaff Plant #21 is an EPA Toxics Release Inventory reporter in Flagstaff, AZ, in the nonmetallic mineral product sector. It reported 2 lbs of releases across 1 chemical in 2022, and 5 lbs in total across its 2020-2022 reporting years. That ranks 19,023 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Arizona's 288 reporting TRI sites, pounds #1 is not chemical-count #1. Flagstaff Plant #21 is pounds #249 and chemical-count #271 at 5 lbs. Freeport-McMoran Miami Inc leads reported pounds (129.3M lbs) at 17 chemicals (chemical-count #10). Freeport-McMoran Morenci Inc leads chemical count at 33 chemicals (36.9M lbs, pounds #4). Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: W. L. Gore & Associates Inc.; Nestle Purina Petcare Co; U.S. Army National Guard Camp Navajo Range; Schuff Steel Co-Flagstaff. Similar-scale Nonmetallic Mineral Product peers outside Arizona: Quikrete - Corona Ca Plant; Central Carolina Concrete LLC Plant 2; Oldcastle Precast Inc; Mmc Materials Inc - Horn Lake. Other Kilgore Cos LLC sites in this extract: Arizona Materials- 43RD Ave Batch Plant; North Salt Lake Batch Plant; Sierra North Batch Plant; American Fork Batch Plant. Largest disclosed chemicals by pounds: Lead.
Flagstaff Plant #21 stamps TRACE volume with a dominant LAND pathway (100.0% land disposal) across 1 chemical · 1 carcinogen-classified. Cumulative Form-R extract: 5 lbs (2020–2022). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Quikrete - Corona Ca Plant and Central Carolina Concrete LLC Plant 2.
Flagstaff Plant #21 vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
5 lbs 27th percentile higher than 27% 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
Flagstaff Plant #21 in the Nonmetallic Mineral Product sector extract
Among the 3,265 Nonmetallic Mineral Product facilities in this database, Flagstaff Plant #21 reports the 1,263rd-largest volume (5 lbs). Scale peers outside Arizona include Quikrete - Corona Ca Plant and Central Carolina Concrete LLC Plant 2.
Sector rank uses reported TRI pounds only. Share callouts need ≥1,000 lbs so tiny totals cannot mint a false signal.
Flagstaff Plant #21 Form-R facts
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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 Flagstaff Plant #21 releases toxic chemicals into the environment. Total: 5 lbs.
Emissions Trend Summary
From 2020 to 2022, total releases decreased by 12% (2 lbs to 2 lbs).
Flagstaff Plant #21: annual Form-R pounds
TRACE site · LAND pathway · TRI years 2020–2022
- 2020 0
- 2021 0
- 2022 0
What this shows Flagstaff Plant #21 year-over-year reported totals (decreased by 12% from 2020 to 2022). 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 |
|---|---|---|
| 2020 | 2 lbs | 1 |
| 2021 | 2 lbs | 1 |
| 2022 | 2 lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2020–2022). 1 of 1 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Lead | 5 lbs | Carcinogen |
Flagstaff Plant #21 · LAND-pathway site
Nearest TRI Facilities to Flagstaff Plant #21
Closest other reporters in Arizona - including W. L. Gore & Associates Inc., Nestle Purina Petcare Co, U.S. Army National Guard Camp Navajo Range, ordered by distance.
Showing 8 of 287 other reporting facilities in Arizona.
Similar Nonmetallic Mineral Product Facilities
Other Nonmetallic Mineral Product facilities with similar total release volumes (±80%), outside Arizona - e.g. Quikrete - Corona Ca Plant, Central Carolina Concrete LLC Plant 2, Oldcastle Precast Inc.
Other Kilgore Cos LLC Facilities
Same-parent TRI sites ranked by reported releases - including Arizona Materials- 43RD Ave Batch Plant, North Salt Lake Batch Plant, Sierra North Batch Plant.
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 W. L. Gore & Associates Inc.. Flagstaff Plant #21 stamps TRACE volume · LAND 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 Flagstaff Plant #21 TRI extract (TRACE · LAND · CARC-HEAVY · lead Lead) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Flagstaff Plant #21 totals are self-reported EPCRA §313 estimates for Flagstaff, AZ, latest year 2022. Form-R rows span 2020–2022 (3 years). NAICS 327320 · Nonmetallic Mineral Product. 0.0% of Coconino TRI pounds in this extract. Nearest ABS peer: Delta Cedar Blvd (Δ 0 lbs). Pounds ≠ exposure.
Flagstaff Plant #21 stamps TRACE volume · LAND 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