EPA TRI Facility · Natural Gas Processing
Mid-Continent Fractionation & Storage Conway Fra
Mcpherson, KS · Parent: The Williams Cos
- Total releases
- 381.9K lbs
- Chemicals reported
- 4
- Carcinogens
- 1
- Primary pathway
- Air Releases
MIXED Form-R mix
Mid-Continent Fractionation & Storage Conway Fra: how the 381.9K lbs splits
381.9K lbs across all reported pathways
- Air Releases 202.0K lbs 52.9%
- Off-site Transfers 179.9K lbs 47.1%
Mid-Continent Fractionation & Storage Conway Fra's 381.9K lbs Form-R total is MIXED - air releases is 52.9% of the bar. Next segment: off-site transfers at 47.1%. Leading chemical by pounds: Methanol.
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 MIXED pathway TRACE-CARC
Mid-Continent Fractionation & Storage Conway Fra is an EPA Toxics Release Inventory reporter in Mcpherson, KS, in the natural gas processing sector. It reported 38.7K lbs of releases across 4 chemicals in 2023, and 381.9K lbs in total across its 2022-2023 reporting years. That ranks 2,262 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. Mid-Continent Fractionation & Storage Conway Fra is pounds #34 and chemical-count #88 at 381.9K 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: Certainteed LLC; Ics Inc; Chemstar Products; Chs McPherson Refinery - Sru. Similar-scale Natural Gas Processing peers outside Kansas: Andeavor Field Services LLC - Robinson Lake Gas Plant; Dcp Goldsmith Plant; Gateway Gas Plant; Mallet CO2 Recovery Plant. Other The Williams Cos sites in this extract: Echo Springs Gas Plant; Opal Gas Plant; Discovery Producer Services:larose Cryogenic Plant; Williams Mobile Bay Gas Processing Facility. Largest disclosed chemicals by pounds: Methanol; n-Hexane; Cyclohexane; Benzene.
Mid-Continent Fractionation & Storage Conway Fra is a MID · MIXED-pathway Form-R site in Mcpherson, KS: 381.9K lbs across 4 chemicals (1 carcinogen-classified, TRACE-CARC). No single media clears 70% of the bar (lead segment air releases at 52.9%). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Andeavor Field Services LLC - Robinson Lake Gas Plant and Dcp Goldsmith Plant.
Mid-Continent Fractionation & Storage Conway Fra vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
382K lbs Top 9% higher than 91% 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
Mid-Continent Fractionation & Storage Conway Fra: Methanol-led volume
Among the 339 Natural Gas Processing facilities in this database, Mid-Continent Fractionation & Storage Conway Fra reports the 21st-largest volume, placing it in the top 6.2% of its sector. Its reported volume is concentrated rather than spread: Methanol alone is 92.0% of the total. Scale peers outside Kansas include Andeavor Field Services LLC - Robinson Lake Gas Plant and Dcp Goldsmith Plant.
Concentrated means ≥60% of Mid-Continent Fractionation & Storage Conway Fra's pounds in one chemical - here Methanol at 92.0%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Mid-Continent Fractionation & Storage Conway Fra's total reported releases fell from 343.2 thousand lb in 2022 to 38.7 thousand lb in 2023, based on EPA TRI filings.
- Mid-Continent Fractionation & Storage Conway Fra's off-site transfers fell from 170.0 thousand lb in 2022 to 9.9 thousand lb in 2023, based on EPA TRI filings.
- Mid-Continent Fractionation & Storage Conway Fra's air releases fell from 173.1 thousand lb in 2022 to 28.8 thousand lb in 2023, based on EPA TRI filings.
Mid-Continent Fractionation & Storage Conway Fra Form-R facts
Compare this facility
See how Mid-Continent Fractionation & Storage Conway Fra stacks up against nearby facilities and the typical reporter.
800.6× more than the comparison
2.0× 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 Mid-Continent Fractionation & Storage Conway Fra releases toxic chemicals into the environment. Total: 381.9K lbs.
Emissions Trend Summary
From 2022 to 2023, total releases decreased by 89% (343.2K lbs to 38.7K lbs).
Mid-Continent Fractionation & Storage Conway Fra: annual Form-R pounds
MID site · MIXED pathway · TRI years 2022–2023
- 2022 0
- 2023 0
What this shows Mid-Continent Fractionation & Storage Conway Fra year-over-year reported totals (decreased by 89% from 2022 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: Methanol.
| Year | Total | Chemicals |
|---|---|---|
| 2022 | 343.2K lbs | 4 |
| 2023 | 38.7K lbs | 4 |
Chemical Releases
Aggregated across all reporting years (2022–2023). 1 of 4 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| Methanol | 351.4K lbs | - |
| n-Hexane | 22.6K lbs | - |
| Cyclohexane | 5.4K lbs | - |
| Benzene | 2.5K lbs | Carcinogen |
Mid-Continent Fractionation & Storage Conway Fra in Mcpherson
Nearest TRI Facilities to Mid-Continent Fractionation & Storage Conway Fra
Closest other reporters in Kansas - including Certainteed LLC, Ics Inc, Chemstar Products, ordered by distance.
Showing 8 of 316 other reporting facilities in Kansas.
Similar Natural Gas Processing Facilities
Other Natural Gas Processing facilities with similar total release volumes (±80%), outside Kansas - e.g. Andeavor Field Services LLC - Robinson Lake Gas Plant, Dcp Goldsmith Plant, Gateway Gas Plant.
Compare beyond Kansas
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Mid-Continent Fractionation & Storage Conway Fra on cumulative reported pounds (381.9K lbs) and distinct chemical count (4). Release-pound peers include Central Plains Cement Co, Victaulic Co - Alburtis Facility, American Electric Power Oklaunion Plant. Chemical-count peers include Hamilton Sundstrand de Puerto Rico Inc., Abb Installation Products Caribe LLC, Solenis LLC. 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.
- Central Plains Cement Co Tulsa, OK · Nonmetallic Mineral Product 381.9K lbs reported
- Victaulic Co - Alburtis Facility Alburtis, PA · Primary Metals 381.7K lbs reported
- American Electric Power Oklaunion Plant Vernon, TX · Electric Utilities 382.2K lbs reported
- Orion Engineered Carbons Orange Plant Orange, TX · Chemicals 382.3K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
- Hamilton Sundstrand de Puerto Rico Inc. Santa Isabel, PR · Transportation Equipment 4 chemicals
- Abb Installation Products Caribe LLC Vega Baja, PR · Electrical Equipment 4 chemicals
- Solenis LLC Chicopee, MA · Chemicals 4 chemicals
- Adhesive Applications Inc. - O'Neill St Easthampton Easthampton, MA · Miscellaneous Manufacturing 4 chemicals
Other The Williams Cos Facilities
Same-parent TRI sites ranked by reported releases - including Echo Springs Gas Plant, Opal Gas Plant, Discovery Producer Services:larose Cryogenic 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 Methanol, n-Hexane, Cyclohexane, Benzene; nearby reporters include Certainteed LLC. Mid-Continent Fractionation & Storage Conway Fra stamps MID volume · MIXED pathway · TRACE-CARC 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 Mid-Continent Fractionation & Storage Conway Fra TRI extract (MID · MIXED · TRACE-CARC · lead Methanol) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Mid-Continent Fractionation & Storage Conway Fra totals are self-reported EPCRA §313 estimates for Mcpherson, KS, latest year 2023. Form-R rows span 2022–2023 (2 years). NAICS 211130 · Natural Gas Processing. 22.2% of Mcpherson TRI pounds in this extract. Nearest ABS peer: Central Plains Cement Co (Δ 39 lbs). Pounds ≠ exposure.
Mid-Continent Fractionation & Storage Conway Fra stamps MID · MIXED pathway (air releases leads at 52.9%). Pipeline-rendered EPA Form-R only - no editor-typed pounds. 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