EPA TRI Facility · Natural Gas Processing
Dcp Midstream Lp/okarche Plant
Okarche, OK · Parent: Phillips 66
- Total releases
- 15.7K lbs
- Chemicals reported
- 7
- Carcinogens
- 1
- Primary pathway
- Off-site Transfers
MIXED Form-R mix
Dcp Midstream Lp/okarche Plant: how the 15.7K lbs splits
15.7K lbs across all reported pathways
- Off-site Transfers 8.2K lbs 52.4%
- Air Releases 7.5K lbs 47.6%
Dcp Midstream Lp/okarche Plant's 15.7K lbs Form-R total is MIXED - off-site transfers is 52.4% of the bar. Next segment: air releases at 47.6%. Leading chemical by pounds: n-Hexane.
LIGHT volume MIXED pathway CLEAN
Dcp Midstream Lp/okarche Plant is an EPA Toxics Release Inventory reporter in Okarche, OK, in the natural gas processing sector. It reported 11.2K lbs of releases across 6 chemicals in 2023, and 15.7K lbs in total across its 2022-2023 reporting years. That ranks 8,799 of 25,986 TRI facilities nationwide by cumulative reported pounds, counting each facility over however many years it has filed. In Oklahoma's 350 reporting TRI sites, pounds #1 is not chemical-count #1. Dcp Midstream Lp/okarche Plant is pounds #154 and chemical-count #63 at 15.7K lbs. International Paper Co leads reported pounds (28.8M lbs) at 21 chemicals (chemical-count #10). Clean Harbors Lone Mountain LLC Lone Mountain Facility leads chemical count at 51 chemicals (15.9M lbs, pounds #3). Reported volume rose against 2022. Pounds reported are not a measure of toxicity or health risk. Nearest other TRI reporters: Nortek Air Solutions; Omega Gas Plant; Calumet Gas Processing Plant; Tom Stack LLC / Chisholm Plant. Similar-scale Natural Gas Processing peers outside Oklahoma: Sherwood Plant; Bone Springs Gas Plant; San Martin Plant; Chico Plant. Other Phillips 66 sites in this extract: Phillips 66 Co-Bayway Refinery; Phillips 66 Rodeo Renewable Energy Complex; Phillips 66 Los Angeles Refinery Wilmington Plant; Phillips 66 Los Angeles Refinery Carson Plant. Largest disclosed chemicals by pounds: n-Hexane; Cyclohexane; Methanol; Toluene.
Dcp Midstream Lp/okarche Plant is a LIGHT · MIXED-pathway Form-R site in Okarche, OK: 15.7K lbs across 7 chemicals (1 carcinogen-classified, CLEAN). No single media clears 70% of the bar (lead segment off-site transfers at 52.4%). All figures are self-reported EPCRA §313 estimates, not measured stack emissions or a health-risk score. Scale peers include Sherwood Plant and Bone Springs Gas Plant.
Dcp Midstream Lp/okarche Plant vs. every reporting TRI facility
Cumulative reported release pounds, with this facility marked in the national distribution
16K lbs Top 34% higher than 66% 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
Dcp Midstream Lp/okarche Plant: n-Hexane-led volume
Among the 339 Natural Gas Processing facilities in this database, Dcp Midstream Lp/okarche Plant reports the 189th-largest volume (15.7K lbs). Its reported volume is concentrated rather than spread: n-Hexane alone is 74.6% of the total. Scale peers outside Oklahoma include Sherwood Plant and Bone Springs Gas Plant.
Concentrated means ≥60% of Dcp Midstream Lp/okarche Plant's pounds in one chemical - here n-Hexane at 74.6%. Not a toxicity score.
Annual disclosure change
What changed: EPA TRI 2023 reporting year
- Dcp Midstream Lp/okarche Plant's total reported releases rose from 4.5 thousand lb in 2022 to 11.2 thousand lb in 2023, based on EPA TRI filings.
- Dcp Midstream Lp/okarche Plant's off-site transfers rose from 965 lb in 2022 to 7.3 thousand lb in 2023, based on EPA TRI filings.
- Dcp Midstream Lp/okarche Plant's chemicals reported fell from 7 in 2022 to 6 in 2023, based on EPA TRI filings.
- Dcp Midstream Lp/okarche Plant's air releases rose from 3.5 thousand lb in 2022 to 3.9 thousand lb in 2023, based on EPA TRI filings.
Dcp Midstream Lp/okarche Plant Form-R facts
Compare this facility
See how Dcp Midstream Lp/okarche Plant stacks up against nearby facilities and the typical reporter.
143.8× more than the comparison
About the same as 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 Dcp Midstream Lp/okarche Plant releases toxic chemicals into the environment. Total: 15.7K lbs.
Emissions Trend Summary
From 2022 to 2023, total releases increased by 148% (4.5K lbs to 11.2K lbs).
Dcp Midstream Lp/okarche Plant: annual Form-R pounds
LIGHT site · MIXED pathway · TRI years 2022–2023
- 2022 0
- 2023 0
What this shows Dcp Midstream Lp/okarche Plant year-over-year reported totals (increased by 148% 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: n-Hexane.
| Year | Total | Chemicals |
|---|---|---|
| 2022 | 4.5K lbs | 7 |
| 2023 | 11.2K lbs | 6 |
Chemical Releases
Aggregated across all reporting years (2022–2023). 1 of 7 chemicals are carcinogens. Sorted by total release volume.
| Chemical | Total | Flags |
|---|---|---|
| n-Hexane | 11.7K lbs | - |
| Cyclohexane | 2.0K lbs | - |
| Methanol | 1.4K lbs | - |
| Toluene | 588 lbs | - |
| Benzene | 0 lbs | Carcinogen |
| Xylene (mixed isomers) | 0 lbs | - |
| Diethanolamine | 0 lbs | - |
Dcp Midstream Lp/okarche Plant in Canadian
Nearest TRI Facilities to Dcp Midstream Lp/okarche Plant
Closest other reporters in Oklahoma - including Nortek Air Solutions, Omega Gas Plant, Calumet Gas Processing Plant, ordered by distance.
Showing 8 of 349 other reporting facilities in Oklahoma.
Similar Natural Gas Processing Facilities
Other Natural Gas Processing facilities with similar total release volumes (±80%), outside Oklahoma - e.g. Sherwood Plant, Bone Springs Gas Plant, San Martin Plant.
Compare beyond Oklahoma
Nationwide peers by reported pounds & chemical count
Cross-state TRI reporters nearest Dcp Midstream Lp/okarche Plant on cumulative reported pounds (15.7K lbs) and distinct chemical count (7). Release-pound peers include Southwire Co Huntersville Plant, Messer Brandon Ms, Polar Tank Trailer. Chemical-count peers include Hubbell Caribe Ltd, Celanese Microcircuits Industries Ltd., Virgin Islands Water & Power Authority. 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.
- Southwire Co Huntersville Plant Huntersville, NC · Electrical Equipment 15.7K lbs reported
- Messer Brandon Ms Brandon, MS · Chemicals 15.7K lbs reported
- Polar Tank Trailer Holdingford, MN · Transportation Equipment 15.7K lbs reported
- Honeywell Electronic Chemicals LLC Bryan, TX · Chemicals 15.7K lbs reported
Similar chemical count
Nearest out-of-state reporters by distinct Form-R chemicals (deduped against the release-pound neighborhood).
Other Phillips 66 Facilities
Same-parent TRI sites ranked by reported releases - including Phillips 66 Co-Bayway Refinery, Phillips 66 Rodeo Renewable Energy Complex, Phillips 66 Los Angeles Refinery Wilmington 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 n-Hexane, Cyclohexane, Methanol, Toluene; nearby reporters include Nortek Air Solutions. Dcp Midstream Lp/okarche Plant stamps LIGHT volume · MIXED pathway · CLEAN 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 Dcp Midstream Lp/okarche Plant TRI extract (LIGHT · MIXED · CLEAN · lead n-Hexane) joins EPA Form-R filings with facility identity - reported pounds, not a health-risk rating.
Dcp Midstream Lp/okarche Plant totals are self-reported EPCRA §313 estimates for Okarche, OK, latest year 2023. Form-R rows span 2022–2023 (2 years). NAICS 211130 · Natural Gas Processing. 2.5% of Canadian TRI pounds in this extract. Nearest ABS peer: Southwire Co Huntersville Plant (Δ 0 lbs). Pounds ≠ exposure.
Dcp Midstream Lp/okarche Plant stamps LIGHT · MIXED pathway (off-site transfers leads at 52.4%). 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