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Clean Air Act stationary source · ICIS-AIR CO0000000812309F89

WILLIAMS FRONT RANGE - TIGER COMPRESSOR, Hudson, CO: Clean Air Act compliance record, inspections, violations, penalties

WILLIAMS FRONT RANGE - TIGER COMPRESSOR, at NWSE SEC 19 T1N R64W, Hudson in Weld County, Colorado, is an operating synthetic 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”. Weld County is on EPA’s Green Book list of areas that do not meet a national air quality standard. 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.

Identity

Facility as filedWILLIAMS FRONT RANGE - TIGER COMPRESSOR
ICIS-AIR IDCO0000000812309F89
EPA facility registry ID110070520800
Operating statusOperating
Emissions classificationSynthetic minor source
Current violation status (ICIS-AIR high-priority violation field)No Violation Identified
AddressNWSE SEC 19 T1N R64W, Hudson, CO 80642
CountyWeld County
In a nonattainment countyYes (EPA Green Book)
Industry (NAICS)Oil and gas extraction (NAICS 2111)
SIC code1311
EPA region08

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 FRONT RANGE - TIGER COMPRESSOR 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

DateWhat EPA recordedAgencyPrograms
July 14, 2025FCE On-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits
October 1, 2024PCE Off-SiteStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
September 24, 2024FCE On-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits
October 20, 2023PCE Off-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits
October 26, 2022PCE Off-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits

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.

DateWhat EPA recordedAgencyPrograms
January 1, 2025Earliest FRV determinationStateState Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
December 24, 2024Earliest FRV determinationStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits
January 18, 2024Earliest FRV determinationStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits
April 19, 2023Earliest FRV determinationStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits
January 24, 2023Earliest FRV determinationStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards; Title V Permits

Enforcement and penalties

1 formal enforcement actions since January 1, 2017, 1 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.

DateWhat EPA recordedAgencyPenalty, as filed
June 17, 2024Administrative OrderState$4,500

Informal enforcement

DateWhat EPA recordedAgency
March 24, 2026Notice of ViolationState
March 19, 2026Notice of ViolationState
August 1, 2023Notice of ViolationState

Stack tests

DateWhat EPA recordedAgency
September 14, 2022PassState
July 30, 2021PassState
May 20, 2021PassState
April 3, 2020PassState
April 3, 2020PassState
April 1, 2020PassState

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 110070520800 there.

Nearby on the register

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