EPA TRI Facility · Petroleum
Chs McPherson Refinery - Sru
Mcpherson, KS · Parent: Chs Inc
- Total releases
- 810.0K lbs
- Chemicals reported
- 35
- Carcinogens
- 10
- Primary pathway
- Air Releases
AIR Form-R mix
Chs McPherson Refinery - Sru: how the 810.0K lbs splits
810.0K lbs across all reported pathways
- Air Releases 661.1K lbs 81.6%
- Land Disposal 141.9K lbs 17.5%
- Off-site Transfers 7.0K lbs 0.9%
- Water Discharges 13 lbs <0.1%
Chs McPherson Refinery - Sru's 810.0K lbs Form-R total is AIR - air releases is 81.6% of the bar. Next segment: land disposal at 17.5%. Leading chemical by pounds: n-Hexane.
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.
MID volume AIR pathway CARC-LEAN
Chs McPherson Refinery - Sru is an EPA Toxics Release Inventory reporter in Mcpherson, KS, in the petroleum sector. It reported 136.7K lbs of releases across 32 chemicals in 2023, and 810.0K lbs in total across its 2019-2023 reporting years. That ranks 1,474 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Kansas's 317 reporting TRI sites, pounds #1 is not chemical-count #1. Chs McPherson Refinery - Sru is pounds #27 and chemical-count #6 at 810.0K lbs. Ecovyst Catalyst Technologies LLC leads reported pounds (19.3M lbs) at 9 chemicals (chemical-count #32). Ash Grove Cement Co leads chemical count at 45 chemicals (929.5K lbs, pounds #26). Reported volume fell against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Chemstar Products; Ics Inc; Certainteed LLC; Cargill Animal Nutrition. Similar-scale Petroleum peers outside Kansas: Chs Inc. Laurel Refinery; Heritage-Crystal Clean LLC - Re-Refinery; Lima Refining Co; Port Hamilton Refining & Transportation Lllp. Other Chs Inc sites in this extract: Chs Mankato; Chs Fairmont; Chs Hallock; Chs Inc. Laurel Refinery. Largest disclosed chemicals by pounds: n-Hexane; Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size); Ammonia; Methanol.
Chs McPherson Refinery - Sru stamps MID volume with a dominant AIR pathway (81.6% air releases) across 35 chemicals · 10 carcinogen-classified. Cumulative Form-R extract: 810.0K lbs (2019–2023). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Chs Inc. Laurel Refinery and Heritage-Crystal Clean LLC - Re-Refinery.
Chs McPherson Refinery - Sru vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
810K lbs Top 6% higher than 94% 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
Chs McPherson Refinery - Sru inside Mcpherson's TRI pounds
Among the 902 Petroleum facilities in this database, Chs McPherson Refinery - Sru reports the 88th-largest volume, placing it in the top 9.8% of its sector. This one site accounts for 47.1% of every pound reported in Mcpherson. Scale peers outside Kansas include Chs Inc. Laurel Refinery and Heritage-Crystal Clean LLC - Re-Refinery.
County-dominant here means ≥25% of Mcpherson's reported pounds (1.7M lbs county total). Shares only print when the site reports ≥1,000 lbs.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Chs McPherson Refinery - Sru's total reported releases fell from 207.0 thousand lb in 2022 to 136.7 thousand lb in 2023, based on EPA TRI filings.
- Chs McPherson Refinery - Sru's land releases fell from 82.5 thousand lb in 2022 to 4.9 thousand lb in 2023, based on EPA TRI filings.
- Chs McPherson Refinery - Sru's off-site transfers fell from 2.4 thousand lb in 2022 to 290 lb in 2023, based on EPA TRI filings.
- Chs McPherson Refinery - Sru's air releases rose from 122.1 thousand lb in 2022 to 131.6 thousand lb in 2023, based on EPA TRI filings.
Chs McPherson Refinery - Sru Form-R facts
Compare this facility
See how Chs McPherson Refinery - Sru stacks up against nearby facilities and the typical reporter.
7879.0× more than the comparison
35.0× 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 Chs McPherson Refinery - Sru releases toxic chemicals into the environment. Total: 810.0K lbs.
Emissions Trend Summary
From 2019 to 2023, total releases decreased by 23% (178.3K lbs to 136.7K lbs).
Chs McPherson Refinery - Sru: annual Form-R pounds
MID site · AIR pathway · TRI years 2019–2023
- 2019 0
- 2020 0
- 2021 0
- 2022 0
- 2023 0
What this shows Chs McPherson Refinery - Sru year-over-year reported totals (decreased by 23% 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: n-Hexane.
| Year | Total | Chemicals |
|---|---|---|
| 2019 | 178.3K lbs | 32 |
| 2020 | 133.4K lbs | 32 |
| 2021 | 154.6K lbs | 32 |
| 2022 | 207.0K lbs | 33 |
| 2023 | 136.7K lbs | 32 |
Chemical Releases
Aggregated across all reporting years (2019–2023). 10 of 35 chemicals are carcinogens. Sorted by total release volume.
Chs McPherson Refinery - Sru · AIR-pathway site
Nearest TRI Facilities to Chs McPherson Refinery - Sru
Closest other reporters in Kansas - including Chemstar Products, Ics Inc, Certainteed LLC, ordered by distance.
Showing 8 of 316 other reporting facilities in Kansas.
Similar Petroleum Facilities
Other Petroleum facilities with similar total release volumes (±80%), outside Kansas - e.g. Chs Inc. Laurel Refinery, Heritage-Crystal Clean LLC - Re-Refinery, Lima Refining Co.
Compare beyond Kansas
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Chs McPherson Refinery - Sru on cumulative reported pounds (810.0K lbs) and distinct chemical count (35). Release-pound peers include Lake City Plating Plant 2, U.S. Dod Usaf Robins Afb, General Dynamics (nassco). Chemical-count peers include Catlettsburg Refining LLC, Lima Refining Co, Citgo Petroleum Corp Lemont Refinery. 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.
- Lake City Plating Plant 2 Ashtabula, OH · Fabricated Metals 810.6K lbs reported
- U.S. Dod Usaf Robins Afb Robins Afb, GA · Other 808.0K lbs reported
- General Dynamics (nassco) San Diego, CA · Transportation Equipment 812.7K lbs reported
- Befesa Zinc US Inc. Palmerton, PA · Primary Metals 807.1K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Chs Inc Facilities
Same-parent TRI sites ranked by reported releases - including Chs Mankato, Chs Fairmont, Chs Hallock.
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 n-Hexane, Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Ammonia, Methanol; nearby reporters include Chemstar Products. Chs McPherson Refinery - Sru stamps MID volume · AIR 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 Chs McPherson Refinery - Sru TRI extract (MID · AIR · CARC-LEAN · lead n-Hexane) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Chs McPherson Refinery - Sru totals are self-reported EPCRA §313 estimates for Mcpherson, KS, latest year 2023. Form-R rows span 2019–2023 (5 years). NAICS 324110 · Petroleum. 47.1% of Mcpherson TRI pounds in this extract. Nearest ABS peer: Lake City Plating Plant 2 (Δ 685 lbs). Pounds ≠ exposure.
Chs McPherson Refinery - Sru stamps MID volume · AIR pathway · CARC-LEAN · lead n-Hexane. 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