EPA TRI Facility · Nonmetallic Mineral Product
Dobson Batch Plant #12
Scottsdale, AZ · Parent: Kilgore Cos LLC
- Total releases
- 1.2K lbs
- Chemicals reported
- 2
- Carcinogens
- 1
- Primary pathway
- Land Disposal
LAND Form-R mix
Dobson Batch Plant #12: how the 1.2K lbs splits
1.2K lbs across all reported pathways
- Land Disposal 1.2K lbs 100.0%
- Air Releases 0 lbs <0.1%
Dobson Batch Plant #12's 1.2K lbs Form-R total is LAND - land disposal is 100.0% of the bar. Next segment: air releases at <0.1%. Leading chemical by pounds: Nitrate compounds (water dissociable; reportable only when in aqueous solution).
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 LAND pathway CARC-LEAN
Dobson Batch Plant #12 is an EPA Toxics Release Inventory reporter in Scottsdale, AZ, in the nonmetallic mineral product sector. It reported 6 lbs of releases across 1 chemical in 2023, and 1.2K lbs in total across its 2020-2023 reporting years. That ranks 13,642 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. Dobson Batch Plant #12 is pounds #162 and chemical-count #162 at 1.2K 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). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Martin Marietta Arizona LLC - Dobson Plant; General Dynamics Mission Systems; Gold Tech Industries - Aerospace/telecommunications Division; Southwest Distributing Co.. Similar-scale Nonmetallic Mineral Product peers outside Arizona: Owens-Brockway Glass Container Inc Plant 29; Ledvance LLC; James Hardie Building Products Plant City; Hawkeye Ready Mix. 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: Nitrate compounds (water dissociable; reportable only when in aqueous solution); Lead.
Dobson Batch Plant #12 stamps LIGHT volume with a dominant LAND pathway (100.0% land disposal) across 2 chemicals · 1 carcinogen-classified. Cumulative Form-R extract: 1.2K lbs (2020–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Owens-Brockway Glass Container Inc Plant 29 and Ledvance LLC.
Dobson Batch Plant #12 vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
1.2K lbs 48th percentile higher than 48% 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
Dobson Batch Plant #12: Nitrate compounds (water dissociable; reportable only when in aqueous solution)-led volume
Among the 3,265 Nonmetallic Mineral Product facilities in this database, Dobson Batch Plant #12 reports the 605th-largest volume, placing it in the top 18.5% of its sector. Its reported volume is concentrated rather than spread: Nitrate compounds (water dissociable; reportable only when in aqueous solution) alone is 97.5% of the total. Scale peers outside Arizona include Owens-Brockway Glass Container Inc Plant 29 and Ledvance LLC.
Concentrated means ≥60% of Dobson Batch Plant #12's pounds in one chemical - here Nitrate compounds (water dissociable; reportable only when in aqueous solution) at 97.5%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Dobson Batch Plant #12's total reported releases fell from 508 lb in 2022 to 6 lb in 2023, based on EPA TRI filings.
- Dobson Batch Plant #12's land releases fell from 508 lb in 2022 to 5 lb in 2023, based on EPA TRI filings.
- Dobson Batch Plant #12's chemicals reported fell from 2 in 2022 to 1 in 2023, based on EPA TRI filings.
Dobson Batch Plant #12 Form-R facts
Compare this facility
See how Dobson Batch Plant #12 stacks up against nearby facilities and the typical reporter.
49% more than the comparison
50% 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 Dobson Batch Plant #12 releases toxic chemicals into the environment. Total: 1.2K lbs.
Emissions Trend Summary
From 2020 to 2023, total releases decreased by 98% (276 lbs to 6 lbs).
Dobson Batch Plant #12: annual Form-R pounds
LIGHT site · LAND pathway · TRI years 2020–2023
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Dobson Batch Plant #12 year-over-year reported totals (decreased by 98% from 2020 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: Nitrate compounds (water dissociable; reportable only when in aqueous solution).
| Year | Total | Chemicals |
|---|---|---|
| 2020 | 276 lbs | 2 |
| 2021 | 373 lbs | 2 |
| 2022 | 508 lbs | 2 |
| 2023 | 6 lbs | 1 |
Chemical Releases
Aggregated across all reporting years (2020–2023). 1 of 2 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 1.1K lbs | - |
| Lead | 30 lbs | Carcinogen |
Dobson Batch Plant #12 · LAND-pathway site
Nearest TRI Facilities to Dobson Batch Plant #12
Closest other reporters in Arizona - including Martin Marietta Arizona LLC - Dobson Plant, General Dynamics Mission Systems, Gold Tech Industries - Aerospace/telecommunications Division, 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. Owens-Brockway Glass Container Inc Plant 29, Ledvance LLC, James Hardie Building Products Plant City.
Compare beyond Arizona
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Dobson Batch Plant #12 on cumulative reported pounds (1.2K lbs) and distinct chemical count (2). Release-pound peers include Sterilization Services of Georgia, Federal Correctional Institution Williamsburg, Sasco Chemical Group Inc. Chemical-count peers include Idi Caribe Inc, Suiza Dairy Corp, Edwards Lifesciences Technology Sarl. 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.
- Sterilization Services of Georgia Atlanta, GA · Miscellaneous Manufacturing 1.2K lbs reported
- Federal Correctional Institution Williamsburg Salters, SC · Other 1.2K lbs reported
- Sasco Chemical Group Inc Albany, GA · Chemicals 1.2K lbs reported
- Cyalume Specialty Products Bound Brook, NJ · Chemicals 1.2K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
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 Nitrate compounds (water dissociable; reportable only when in aqueous solution), Lead; nearby reporters include Martin Marietta Arizona LLC - Dobson Plant. Dobson Batch Plant #12 stamps LIGHT volume · LAND pathway · CARC-LEAN 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 Dobson Batch Plant #12 TRI extract (LIGHT · LAND · CARC-LEAN · lead Nitrate compounds (water dissociable; reportable only when in aqueous solution)) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Dobson Batch Plant #12 totals are self-reported EPCRA §313 estimates for Scottsdale, AZ, latest year 2023. Form-R rows span 2020–2023 (4 years). NAICS 327320 · Nonmetallic Mineral Product. 0.0% of Maricopa TRI pounds in this extract. Nearest ABS peer: Sterilization Services of Georgia (Δ 0 lbs). Pounds ≠ exposure.
Dobson Batch Plant #12 stamps LIGHT volume · LAND pathway · CARC-LEAN · lead Nitrate compounds (water dissociable; reportable only when in aqueous solution). 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