EPA TRI Facility · Metal Mining
Freeport-McMoran Morenci Inc
Morenci, AZ · Parent: Freeport-McMoran Inc
- Total releases
- 36.9M lbs
- Chemicals reported
- 33
- Carcinogens
- 11
- Primary pathway
- Land Disposal
LAND Form-R mix
Freeport-McMoran Morenci Inc: how the 36.9M lbs splits
36.9M lbs across all reported pathways
- Land Disposal 36.1M lbs 97.8%
- Air Releases 623.4K lbs 1.7%
- Off-site Transfers 174.2K lbs 0.5%
Freeport-McMoran Morenci Inc's 36.9M lbs Form-R total is LAND - land disposal is 97.8% of the bar. Next segment: air releases at 1.7%. Leading chemical by pounds: Lead And Lead Compounds.
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.
HEAVY volume LAND pathway CARC-LEAN
Freeport-McMoran Morenci Inc is an EPA Toxics Release Inventory reporter in Morenci, AZ, in the metal mining sector. It reported 4.1M lbs of releases across 29 chemicals in 2023, and 36.9M lbs in total across its 2019-2023 reporting years. That ranks 47 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. 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: Freeport-McMoran Safford Inc; Springerville Generating Station; Arizona Electric Power Cooperative Inc; Asarco LLC Ray Complex/ Hayden Smelter & Concentrator. Similar-scale Metal Mining peers outside Arizona: Eagle Mine Llc-Humboldt Mill; Pogo Mine; Brushy Creek Mine/mill; Oceanagold Haile Gold Mine. Other Freeport-McMoran Inc sites in this extract: Freeport-McMoran Miami Inc; Freeport-McMoran Bagdad Inc; Climax Molybdenum Co; Climax Molybdenum Co-Henderson Mine. Largest disclosed chemicals by pounds: Lead And Lead Compounds; Zinc compounds; Lead compounds; Chromium.
In-state chemical count is not the pounds ranking
Arizona TRI reporters with pounds > 0 and chemicals > 0 (n=288)
- Freeport-McMoran Mor...
- Freeport-McMoran Mia...
What this shows Freeport-McMoran Morenci Inc leads Arizona chemical count. Freeport-McMoran Miami Inc leads reported pounds and sits at chemical-count #10. Chemical count is a disclosure mix, not toxicity or health risk.
Freeport-McMoran Morenci Inc stamps HEAVY volume with a dominant LAND pathway (97.8% land disposal) across 33 chemicals · 11 carcinogen-classified. Cumulative Form-R extract: 36.9M lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Eagle Mine Llc-Humboldt Mill and Pogo Mine.
Freeport-McMoran Morenci Inc vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
37M lbs Top 1% higher than 100% 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
Freeport-McMoran Morenci Inc inside Greenlee's TRI pounds
Among the 103 Metal Mining facilities in this database, Freeport-McMoran Morenci Inc reports the 17th-largest volume, placing it in the top 16.5% of its sector. This one site accounts for 100% of every pound reported in Greenlee. Scale peers outside Arizona include Eagle Mine Llc-Humboldt Mill and Pogo Mine.
County-dominant here means ≥25% of Greenlee's reported pounds (36.9M lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Freeport-McMoran Morenci Inc's total reported releases fell from 4.9 million lb in 2022 to 4.1 million lb in 2023, based on EPA TRI filings.
- Freeport-McMoran Morenci Inc's off-site transfers fell from 24.1 thousand lb in 2022 to 10.5 thousand lb in 2023, based on EPA TRI filings.
- Freeport-McMoran Morenci Inc's land releases fell from 4.8 million lb in 2022 to 4.0 million lb in 2023, based on EPA TRI filings.
Freeport-McMoran Morenci Inc Form-R facts
Compare this facility
See how Freeport-McMoran Morenci Inc stacks up against nearby facilities and the typical reporter.
7.7× more than the comparison
2.8× 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 Freeport-McMoran Morenci Inc releases toxic chemicals into the environment. Total: 36.9M lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 58% (9.7M lbs to 4.1M lbs).
Freeport-McMoran Morenci Inc: annual Form-R pounds
HEAVY site · LAND pathway · TRI years 2019–2023
- 2019
- 2020
- 2021
- 2022
- 2023
What this shows Freeport-McMoran Morenci Inc year-over-year reported totals (decreased by 58% 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 And Lead Compounds.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 9.7M lbs | 24 |
| 2020 | 9.8M lbs | 28 |
| 2021 | 8.3M lbs | 27 |
| 2022 | 4.9M lbs | 29 |
| 2023 | 4.1M lbs | 29 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 11 of 33 chemicals are carcinogens. Sorted by total release volume.
Freeport-McMoran Morenci Inc · LAND-pathway site
Nearest TRI Facilities to Freeport-McMoran Morenci Inc
Closest other reporters in Arizona - including Freeport-McMoran Safford Inc, Springerville Generating Station, Arizona Electric Power Cooperative Inc, ordered by distance.
Showing 8 of 287 other reporting facilities in Arizona.
Similar Metal Mining Facilities
Other Metal Mining facilities with similar total release volumes (±80%), outside Arizona - e.g. Eagle Mine Llc-Humboldt Mill, Pogo Mine, Brushy Creek Mine/mill.
Compare beyond Arizona
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Freeport-McMoran Morenci Inc on cumulative reported pounds (36.9M lbs) and distinct chemical count (33). Release-pound peers include Advancion Corp, Rubicon LLC, Chevron Oronite Co LLC - Oak Point Plant. Chemical-count peers include Paulsboro Refining Co LLC, Ppg Industriesinc-Springdale Complex, International Paper Georgetown Mill. 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.
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Freeport-McMoran Inc Facilities
Same-parent TRI sites ranked by reported releases - including Freeport-McMoran Miami Inc, Freeport-McMoran Bagdad Inc, Climax Molybdenum Co.
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 And Lead Compounds, Zinc compounds, Lead compounds, Chromium; nearby reporters include Freeport-McMoran Safford Inc. Freeport-McMoran Morenci Inc stamps HEAVY 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 Freeport-McMoran Morenci Inc TRI extract (HEAVY · LAND · CARC-LEAN · lead Lead And Lead Compounds) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Freeport-McMoran Morenci Inc totals are self-reported EPCRA §313 estimates for Morenci, AZ, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 212230 · Metal Mining. 100% of Greenlee TRI pounds in this extract. Nearest ABS peer: Advancion Corp (Δ 174.0K lbs). Pounds ≠ exposure.
Freeport-McMoran Morenci Inc stamps HEAVY volume · LAND pathway · CARC-LEAN · lead Lead And Lead Compounds. 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