Clean Air Act stationary source · ICIS-AIR CABAA00006013A3981

GWF POWER SYSTEMS LP- SITE 4, Antioch, CA: Clean Air Act compliance record, inspections, violations, penalties

• OperatingOperating status
• Synthetic minor sourceEmissions classification
• No Violation IdentifiedCurrent violation status, as filed
• 0Compliance evaluations since January 1, 2017
• 0High-priority violations since January 1, 2017
• 0Formal enforcement actions since January 1, 2017

GWF POWER SYSTEMS LP- SITE 4, at 3400 WILBUR AVE, Antioch in Contra Costa County, California, 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”. Contra Costa 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.

What the register holds for GWF POWER SYSTEMS LP- SITE 4: its ICIS-AIR ID, its operating status, its emissions classification, its current violation status, its industry code and its address in Antioch, Contra Costa County, California. EPA’s compliance evaluation, violation, stack test and enforcement files, as loaded, hold no record for ICIS-AIR CABAA00006013A3981 since January 1, 2017.

Identity

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 GWF POWER SYSTEMS LP- SITE 4 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

• 0Evaluations since January 1, 2017
• 0Full compliance evaluations

EPA’s compliance evaluation file holds no evaluation of ICIS-AIR CABAA00006013A3981 since January 1, 2017.

Violations

• 0Violation determinations since January 1, 2017
• 0Of them high-priority

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 CABAA00006013A3981 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 CABAA00006013A3981 since January 1, 2017.

Stack tests

• 0Stack tests since January 1, 2017
• 0Recorded as failed

EPA’s stack test file holds no test at ICIS-AIR CABAA00006013A3981 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.

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 110000512133 there.

Nearby on the register

• Air-emissions sources in Contra Costa County
• Every source record in Contra Costa County, A to Z
• Air-emissions sources in California
• Every source record in California, A to Z

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