EPA TRI Facility · Electric Utilities
Four Corners Steam Electric Station
Fruitland, NM · Parent: Pinnacle West Capital Corp
- Total releases
- 8.3M lbs
- Chemicals reported
- 27
- Carcinogens
- 7
- Primary pathway
- Land Disposal
LAND Form-R mix
Four Corners Steam Electric Station: how the 8.3M lbs splits
8.3M lbs across all reported pathways
- Land Disposal 8.0M lbs 96.8%
- Air Releases 258.2K lbs 3.1%
- Water Discharges 5.4K lbs 0.1%
- Off-site Transfers 944 lbs <0.1%
Four Corners Steam Electric Station's 8.3M lbs Form-R total is LAND - land disposal is 96.8% of the bar. Next segment: air releases at 3.1%. Leading chemical by pounds: Barium compounds (except for barium sulfate (CAS No. 7727-43-7)).
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
Four Corners Steam Electric Station is an EPA Toxics Release Inventory reporter in Fruitland, NM, in the electric utilities sector. It reported 1.6M lbs of releases across 17 chemicals in 2023, and 8.3M lbs in total across its 2019-2023 reporting years. That ranks 256 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In New Mexico's 97 reporting TRI sites, pounds #1 is not chemical-count #1. Four Corners Steam Electric Station is pounds #6 and chemical-count #3 at 8.3M lbs. Dark Horse Treating Facility leads reported pounds (131.3M lbs) at 1 chemicals (chemical-count #82). Hollyfrontier Navajo Refining LLC - Artesia Refinery leads chemical count at 32 chemicals (1.2M lbs, pounds #14). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: San Juan Generating Station; Westmoreland San Juan Mining LLC - San Juan Mine; Raytheon Missile Systems Dine'; Halliburton Farmington Field Camp (new). Similar-scale Electric Utilities peers outside New Mexico: Nipsco R.m.schahfer Generating Station; Spurlock Power Station; Pacificorp Dave Johnston Plant; Adm Corn Processing. Other Pinnacle West Capital Corp sites in this extract: Cholla Power Plant. Largest disclosed chemicals by pounds: Barium compounds (except for barium sulfate (CAS No. 7727-43-7)); Barium And Barium Compounds; Vanadium compounds; Manganese compounds.
Four Corners Steam Electric Station stamps HEAVY volume with a dominant LAND pathway (96.8% land disposal) across 27 chemicals · 7 carcinogen-classified. Cumulative Form-R extract: 8.3M lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Nipsco R.m.schahfer Generating Station and Spurlock Power Station.
Four Corners Steam Electric Station vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
8.3M lbs Top 1% higher than 99% 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
Four Corners Steam Electric Station inside San Juan's TRI pounds
Among the 513 Electric Utilities facilities in this database, Four Corners Steam Electric Station reports the 40th-largest volume, placing it in the top 7.8% of its sector. This one site accounts for 47.1% of every pound reported in San Juan. Scale peers outside New Mexico include Nipsco R.m.schahfer Generating Station and Spurlock Power Station.
County-dominant here means ≥25% of San Juan's reported pounds (17.6M lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Four Corners Steam Electric Station's total reported releases fell from 2.5 million lb in 2022 to 1.6 million lb in 2023, based on EPA TRI filings.
- Four Corners Steam Electric Station's off-site transfers rose from 22 lb in 2022 to 870 lb in 2023, based on EPA TRI filings.
- Four Corners Steam Electric Station's water releases fell from 1.4 thousand lb in 2022 to 65 lb in 2023, based on EPA TRI filings.
- Four Corners Steam Electric Station's land releases fell from 2.4 million lb in 2022 to 1.5 million lb in 2023, based on EPA TRI filings.
Four Corners Steam Electric Station Form-R facts
Compare this facility
See how Four Corners Steam Electric Station stacks up against nearby facilities and the typical reporter.
67% more than the comparison
50% 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 Four Corners Steam Electric Station releases toxic chemicals into the environment. Total: 8.3M lbs.
Emissions Trend Summary
From 2019 to 2023, total releases increased by 48% (1.1M lbs to 1.6M lbs).
Four Corners Steam Electric Station: annual Form-R pounds
HEAVY site · LAND pathway · TRI years 2019–2023
- 2019 1
- 2020 1
- 2021
- 2022
- 2023
What this shows Four Corners Steam Electric Station year-over-year reported totals (increased by 48% 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: Barium compounds (except for barium sulfate (CAS No. 7727-43-7)).
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 1.1M lbs | 17 |
| 2020 | 1.2M lbs | 17 |
| 2021 | 1.9M lbs | 17 |
| 2022 | 2.5M lbs | 19 |
| 2023 | 1.6M lbs | 17 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 7 of 27 chemicals are carcinogens. Sorted by total release volume.
Four Corners Steam Electric Station · LAND-pathway site
Nearest TRI Facilities to Four Corners Steam Electric Station
Closest other reporters in New Mexico - including San Juan Generating Station, Westmoreland San Juan Mining LLC - San Juan Mine, Raytheon Missile Systems Dine', ordered by distance.
Showing 8 of 96 other reporting facilities in New Mexico.
Similar Electric Utilities Facilities
Other Electric Utilities facilities with similar total release volumes (±80%), outside New Mexico - e.g. Nipsco R.m.schahfer Generating Station, Spurlock Power Station, Pacificorp Dave Johnston Plant.
Compare beyond New Mexico
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Four Corners Steam Electric Station on cumulative reported pounds (8.3M lbs) and distinct chemical count (27). Release-pound peers include Formosa Plastics Corp Texas, Ecw Landfill Corp., Nipsco R.m.schahfer Generating Station. Chemical-count peers include Nd Paper Inc. - Rumford Div, Veolia Es Technical Solutions L.L.C., Keystone Power Plant. 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).
- Nd Paper Inc. - Rumford Div Rumford, ME · Paper 27 chemicals
- Veolia Es Technical Solutions L.L.C. Middlesex, NJ · Hazardous Waste 27 chemicals
- Keystone Power Plant Shelocta, PA · Electric Utilities 27 chemicals
- Philadelphia Energy Solutions Refining Philadelphia Refinery Philadelphia, PA · Petroleum 27 chemicals
Other Pinnacle West Capital Corp Facilities
Same-parent TRI sites ranked by reported releases - including Cholla Power 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 Barium compounds (except for barium sulfate (CAS No. 7727-43-7)), Barium And Barium Compounds, Vanadium compounds, Manganese compounds; nearby reporters include San Juan Generating Station. Four Corners Steam Electric Station 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 Four Corners Steam Electric Station TRI extract (HEAVY · LAND · CARC-LEAN · lead Barium compounds (except for barium sulfate (CAS No. 7727-43-7))) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Four Corners Steam Electric Station totals are self-reported EPCRA §313 estimates for Fruitland, NM, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 221112 · Electric Utilities. 47.1% of San Juan TRI pounds in this extract. Nearest ABS peer: Formosa Plastics Corp Texas (Δ 1.6K lbs). Pounds ≠ exposure.
Four Corners Steam Electric Station stamps HEAVY volume · LAND pathway · CARC-LEAN · lead Barium compounds (except for barium sulfate (CAS No. 7727-43-7)). 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