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ICIS-AIR PA000750760

CNX GAS LLC/BIG RUN COMP STA, Punxsutwaney, PA: Clean Air Act compliance record, inspections, violations, penalties

CNX GAS LLC/BIG RUN COMP STA is on EPA’s ICIS-AIR register at 1900 BOWERS RD, Punxsutwaney in Jefferson County, Pennsylvania: operating status operating, emissions classification minor source, current violation status “No Violation Identified”.

What stands out

  • The newest of the 17 events on file is a compliance evaluation dated April 28, 2026.
  • Its events on file run from April 4, 2017 through April 28, 2026.
  • Of its 16 compliance evaluations on file, 6 are a full compliance evaluation.
  • The register holds 64 air-emissions sources in Jefferson County, Pennsylvania.

Every line is computed by formula from the record’s stored figures; nothing is estimated.

Identity

Facility as filedCNX GAS LLC/BIG RUN COMP STA
ICIS-AIR IDPA000750760
EPA facility registry ID110069217109
Operating statusOperating
Emissions classificationMinor source
Current violation status (HPV field)No Violation Identified
Address1900 BOWERS RD, Punxsutwaney, PA 15767
CountyJefferson County
In a nonattainment countyNo (EPA Green Book)
Industry (NAICS)Oil and gas extraction (NAICS 2111)
EPA region03

Programs and pollutants

The program, pollutant and Title V files are not loaded: what this page covers.

Compliance evaluations

DateWhat EPA recordedAgencyPrograms
April 28, 2026FCE On-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
March 2, 2026PCE Off-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
April 11, 2025PCE Off-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
December 11, 2024FCE On-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
March 5, 2024PCE Off-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
April 6, 2023PCE Off-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
April 7, 2022PCE Off-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
September 10, 2021FCE On-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
April 5, 2021PCE Off-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
April 28, 2020PCE Off-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
May 13, 2019PCE Off-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
February 6, 2019FCE On-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
August 13, 2018FCE On-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
May 25, 2018PCE Off-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
May 23, 2017FCE On-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
April 4, 2017PCE Off-SiteStateMACT Standards (40 CFR Part 63); New Source Performance Standards; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards

Violations

What high-priority and federally reportable violations mean.

EPA’s violation history file holds no violation for ICIS-AIR PA000750760 since January 1, 2017.

Enforcement and penalties

0 of the formal enforcement actions carry a penalty filed above zero. How a penalty is shown.

Informal enforcement

EPA’s informal action file holds no notice or warning for ICIS-AIR PA000750760 since January 1, 2017.

Stack tests

DateWhat EPA recordedAgency
October 16, 2019PassState

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Privacy

Free from EPA: Detailed Facility Report, ECHO Notify (registry ID 110069217109).

Other air sources in Pennsylvania beside CNX GAS LLC/BIG RUN COMP STA

EPA ICIS-AIR download, loaded September 14, 2026.