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Clean Air Act stationary source · ICIS-AIR OK0000004003100036

WILLIAMS MIDSTREAM GAS SERVICES LLC / COMANCHE CDP, Sterling, OK: Clean Air Act compliance record, inspections, violations, penalties

WILLIAMS MIDSTREAM GAS SERVICES LLC / COMANCHE CDP, at 0.6 MI E OF CROSS RD/E 180TH ST, Sterling in Comanche County, Oklahoma, is an operating minor source of air pollution on EPA’s ICIS-AIR register. EPA’s file records its current violation status (ICIS-AIR’s high-priority violation field) as “No Violation Identified”. The status and classification are as EPA’s facility file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the source’s current standing, quarter by quarter.

What the register holds for WILLIAMS MIDSTREAM GAS SERVICES LLC / COMANCHE CDP: its ICIS-AIR ID, its operating status, its emissions classification, its current violation status, its industry code and its address in Sterling, Comanche County, Oklahoma. EPA’s compliance evaluation, violation, stack test and enforcement files, as loaded, hold no record for ICIS-AIR OK0000004003100036 since January 1, 2017.

Identity

Facility as filedWILLIAMS MIDSTREAM GAS SERVICES LLC / COMANCHE CDP
ICIS-AIR IDOK0000004003100036
EPA facility registry ID110043216668
Operating statusOperating
Emissions classificationMinor source
Current violation status (ICIS-AIR high-priority violation field)No Violation Identified
Address0.6 MI E OF CROSS RD/E 180TH ST, Sterling, OK 73567
CountyComanche County
In a nonattainment countyNo (EPA Green Book)
Industry (NAICS)Oil and gas extraction (NAICS 2111)
SIC code1311
EPA region06

Cited to the EPA ICIS-AIR facility file (ECHO download).

Programs and pollutants

Velarion’s copy of EPA’s ICIS-AIR download does not include its program, pollutant and Title V certification files, so this page does not list the Clean Air Act programs WILLIAMS MIDSTREAM GAS SERVICES LLC / COMANCHE CDP is under or the pollutants it is permitted for. The programs each evaluation and violation below was recorded under are shown with it. EPA’s free Detailed Facility Report lists both.

Compliance evaluations

EPA’s compliance evaluation file holds no evaluation of ICIS-AIR OK0000004003100036 since January 1, 2017.

Violations

A high-priority violation (HPV) is the most serious class of Clean Air Act non-compliance an agency records; a federally reportable violation (FRV) is the next step down. Each row is one determination as EPA’s violation history files it.

EPA’s violation history file holds no violation for ICIS-AIR OK0000004003100036 since January 1, 2017.

Enforcement and penalties

0 formal enforcement actions since January 1, 2017, 0 of them with a penalty filed above zero. Each penalty is shown as EPA’s formal action file states it; “Not stated” means the file gives no figure, and $0 is a disclosed zero.

Informal enforcement

EPA’s informal action file holds no notice or warning for ICIS-AIR OK0000004003100036 since January 1, 2017.

Stack tests

EPA’s stack test file holds no test at ICIS-AIR OK0000004003100036 since January 1, 2017.

Cited to the EPA ICIS-AIR evaluation, violation, stack test and enforcement files (ECHO download), events dated January 1, 2017 or later as loaded; up to 50 rows of each shown, newest first.

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How we handle your data → Privacy

EPA publishes a free Detailed Facility Report for every source on ECHO: its compliance status quarter by quarter, its evaluations, and its violations, enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter EPA facility registry ID 110043216668 there.

Nearby on the register

Figures from EPA’s ICIS-AIR download, loaded September 14, 2026.

What this page shows

The WILLIAMS MIDSTREAM GAS SERVICES LLC / COMANCHE CDP is one of 76 minor Clean Air Act sources in Comanche County, and only 3.9% of those minor sources in the county have at least one compliance evaluation on file since 2017. Among the 13,771 minor sources in Oklahoma, 8.2% have at least one violation on file since 2017, while this facility has none, and it also has zero compliance evaluations and zero enforcement actions on file since 2017. Seven Clean Air Act sources in Comanche County share its industry code, NAICS 2111, and this facility is one of them.