EPA Air · inspections by county and year
Air-emissions inspections in Elk County, Pennsylvania, 2026
- 45Inspections
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source. Each row below is one inspection recorded against a source in Elk County, Pennsylvania during 2026. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the Elk County facility page.
Elk County, Pennsylvania, 2026
Air-emissions inspections in Elk County, other years
Air-emissions inspections recorded in Elk County, Pennsylvania, 2026
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2026-08-20 | DOMTAR PAPER CO/JOHNSONBURG MILL — high-priority violation on file | PCE On-Site Monitoring/Sampling | State |
| 2026-08-06 | DOMTAR PAPER CO/JOHNSONBURG MILL — high-priority violation on file | FCE On-Site | State |
| 2026-07-30 | DOMTAR PAPER CO/JOHNSONBURG MILL — high-priority violation on file | PCE On-Site Monitoring/Sampling | State |
| 2026-07-20 | MERSEN USA/ST MARYS | PCE Off-Site | State |
| 2026-07-17 | GRAFTECH USA LLC/ST MARYS | PCE Off-Site | State |
| 2026-07-14 | DOMTAR PAPER CO/JOHNSONBURG MILL — high-priority violation on file | PCE On-Site Monitoring/Sampling | State |
| 2026-06-30 | DOMTAR PAPER CO/JOHNSONBURG MILL — high-priority violation on file | PCE Off-Site | State |
| 2026-06-11 | PENN HIGHLANDS ELK/ST MARYS | FCE On-Site | State |
| 2026-06-09 | MERSEN USA/ST MARYS | PCE Off-Site | State |
| 2026-06-01 | GREENTREE LDFL LLC/KERSEY | PCE Off-Site | State |
| 2026-05-28 | KEYSTONE POWDERED METAL CO/ST MARYS | PCE Off-Site | State |
| 2026-05-27 | NFG MIDSTREAM CLERMONT LLC/CLERMONT WEST COMP STA | FCE On-Site | State |
| 2026-05-21 | MERSEN USA/ST MARYS | FCE On-Site | State |
| 2026-05-13 | GRAFTECH USA LLC/ST MARYS | PCE On-Site Monitoring/Sampling | State |
| 2026-05-12 | DOMTAR PAPER CO/JOHNSONBURG MILL — high-priority violation on file | PCE Off-Site | State |
| 2026-04-30 | PIN OAK ENERGY PARTNERS LLC/ CENTRAL FAC | FCE On-Site | State |
| 2026-04-28 | KEYSTONE POWDERED METAL CO/ST MARYS | PCE Off-Site | State |
| 2026-04-23 | MERSEN USA/ST MARYS | PCE Off-Site | State |
| 2026-04-20 | SPEER CARBON CO LLC/ST MARYS | PCE Off-Site | State |
| 2026-04-16 | GRAFTECH USA LLC/ST MARYS | PCE Off-Site | State |
| 2026-04-13 | DOMTAR PAPER CO/JOHNSONBURG MILL — high-priority violation on file | PCE On-Site Monitoring/Sampling | State |
| 2026-04-09 | GRAFTECH USA LLC/ST MARYS | PCE Off-Site | State |
| 2026-04-09 | AMPHENOL THERMOMETRICS INC/ST MARYS | PCE Off-Site | State |
| 2026-04-07 | DOMTAR PAPER CO/JOHNSONBURG MILL — high-priority violation on file | PCE On-Site Monitoring/Sampling | State |
| 2026-04-02 | NFG MIDSTREAM CLERMONT LLC/CLERMONT WEST COMP STA | PCE Off-Site | State |
| 2026-04-02 | NFG MIDSTREAM CLERMONT LLC/CLERMONT WEST COMP STA | PCE On-Site Monitoring/Sampling | State |
| 2026-04-02 | ALLEGHENY COATINGS SERVIDEA DR FAC/ELK | PCE Off-Site | State |
| 2026-04-01 | NATL FUEL GAS SUPPLY/ISLAND RUN | PCE Off-Site | State |
| 2026-03-30 | NATL FUEL GAS SUPPLY/BOWEN COMP STA | PCE Off-Site | State |
| 2026-03-30 | PIN OAK ENERGY/MT JEWETT INTERCONNECT STA | PCE Off-Site | State |
| 2026-03-24 | KC MIDSTREAM SOLUTIONS LLC/OVERBEK STA | PCE Off-Site | State |
| 2026-03-20 | NATL FUEL GAS SUPPLY/LAMONT COMP STA | PCE Off-Site | State |
| 2026-03-20 | NATL FUEL GAS SUPPLY/BOONE MTN COMP STA | PCE Off-Site | State |
| 2026-03-19 | GREENTREE LDFL LLC/KERSEY | FCE On-Site | State |
| 2026-03-18 | EASTERN GAS TRANS & STORAGE INC/ARDELL COMP STA/ELK | PCE Off-Site | State |
| 2026-03-11 | PIN OAK ENERGY PARTNERS LLC/OWLS NEST COMP STA — high-priority violation on file | FCE On-Site | State |
| 2026-03-03 | PIN OAK ENERGY PARTNERS LLC/ CENTRAL FAC | PCE Off-Site | State |
| 2026-03-03 | PIN OAK ENERGY PARTNERS LLC/OWLS NEST COMP STA — high-priority violation on file | PCE Off-Site | State |
| 2026-02-27 | MODERN INDUSTRIES INC / KERSEY DIVISION | FCE On-Site | State |
| 2026-02-20 | ADVANCED THERMAL SERVICES INC/ST MARYS | FCE On-Site | State |
| 2026-02-12 | ASM HOLDCO INC/CONTACT TECHNOLOGIES INC — high-priority violation on file | FCE On-Site | State |
| 2026-01-28 | MERSEN USA/ST MARYS | PCE Off-Site | State |
| 2026-01-27 | GRAFTECH USA LLC/ST MARYS | PCE Off-Site | State |
| 2026-01-15 | ST MARYS CARBON CO/ST MARYS | FCE On-Site | State |
| 2026-01-09 | DOMTAR PAPER CO/JOHNSONBURG MILL — high-priority violation on file | PCE Off-Site | State |
Dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.