EPA Air · inspections by state, industry and year
Chemical manufacturing (NAICS 3251): inspections in Pennsylvania, 2026
- 71Inspections
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source. Each row is one inspection recorded during 2026 at a Pennsylvania source whose primary industry code is NAICS 3251. A facility filing more than one industry code is counted under the first one on its record.
Chemical manufacturing (NAICS 3251) in Pennsylvania, other years
Other industries in Pennsylvania, 2026
- Oil and gas extraction (NAICS 2111) 895
- Utilities (NAICS 2211) 414
- Waste management and remediation (NAICS 5622) 251
- Pipeline transportation (NAICS 4862) 237
- Petroleum and coal products manufacturing (NAICS 3241) 210
- Mining and quarrying (NAICS 2123) 177
- Plastics and rubber products manufacturing (NAICS 3261) 162
- Mining support (NAICS 2131) 150
- Merchant wholesalers, nondurable goods (NAICS 4247) 128
- Hospitals (NAICS 6221) 117
- Personal and laundry services (NAICS 8122) 93
- Fabricated metal product manufacturing (NAICS 3323) 71
- Printing and related support (NAICS 3231) 71
- Utilities (NAICS 2213) 71
- Primary metal manufacturing (NAICS 3315) 67
- Furniture and related product manufacturing (NAICS 3371) 67
- Nonmetallic mineral product manufacturing (NAICS 3273) 65
- Chemical manufacturing (NAICS 3254) 64
- Paper manufacturing (NAICS 3222) 62
- Educational services (NAICS 6113) 59
- Fabricated metal product manufacturing (NAICS 3328) 53
- Wood product manufacturing (NAICS 3219) 51
- Transportation equipment manufacturing (NAICS 3362) 50
- Nonmetallic mineral product manufacturing (NAICS 3272) 48
- Primary metal manufacturing (NAICS 3311) 47
- Paper manufacturing (NAICS 3221) 45
- Educational services (NAICS 6111) 42
- Primary metal manufacturing (NAICS 3312) 41
- Primary metal manufacturing (NAICS 3313) 40
- Fabricated metal product manufacturing (NAICS 3324) 39
- Chemical manufacturing (NAICS 3252) 39
- Primary metal manufacturing (NAICS 3314) 38
- Food manufacturing (NAICS 3119) 37
- Repair and maintenance (NAICS 8111) 37
- Personal and laundry services (NAICS 8123) 35
- Nonmetallic mineral product manufacturing (NAICS 3274) 33
- Food manufacturing (NAICS 3111) 32
- Nonmetallic mineral product manufacturing (NAICS 3279) 30
- Nonmetallic mineral product manufacturing (NAICS 3271) 30
- Machinery manufacturing (NAICS 3331) 29
- Transportation equipment manufacturing (NAICS 3364) 28
- Chemical manufacturing (NAICS 3259) 28
- Food manufacturing (NAICS 3118) 27
- Electrical equipment and appliance manufacturing (NAICS 3359) 26
- Fabricated metal product manufacturing (NAICS 3321) 26
- Pipeline transportation (NAICS 4869) 25
- Fabricated metal product manufacturing (NAICS 3329) 25
- Utilities (NAICS 2212) 24
- Wood product manufacturing (NAICS 3212) 23
- Justice, public order and safety (NAICS 9221) 23
- Machinery manufacturing (NAICS 3339) 23
- Miscellaneous manufacturing (NAICS 3399) 22
- Plastics and rubber products manufacturing (NAICS 3262) 21
- Professional, scientific and technical services (NAICS 5417) 21
- Wood product manufacturing (NAICS 3211) 20
- Mining and quarrying (NAICS 2121) 19
- Food manufacturing (NAICS 3112) 19
- Data processing and hosting (NAICS 5182) 16
- Chemical manufacturing (NAICS 3255) 16
- Merchant wholesalers, durable goods (NAICS 4239) 16
Air-emissions inspections recorded in Pennsylvania, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-09-08 | PA GRAIN PROCESSING LLC/CLEARFIELD BORO ETHANOL PROD PLT — high-priority violation on file | CLEARFIELD, Clearfield, PA | FCE On-Site | State |
| 2026-09-04 | PA GRAIN PROCESSING LLC/CLEARFIELD BORO ETHANOL PROD PLT — high-priority violation on file | CLEARFIELD, Clearfield, PA | PCE Off-Site | State |
| 2026-09-03 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | FCE On-Site | State |
| 2026-09-02 | PA GRAIN PROCESSING LLC/CLEARFIELD BORO ETHANOL PROD PLT — high-priority violation on file | CLEARFIELD, Clearfield, PA | PCE Off-Site | State |
| 2026-08-18 | PURAGEN ACTIVATED CARBONS/EMLENTON | EMLENTON, Butler, PA | FCE On-Site | State |
| 2026-08-06 | PQ LLC/CHESTER | CHESTER, Delaware, PA | PCE Off-Site | State |
| 2026-08-06 | GELEST INC/FALLS TWP — high-priority violation on file | MORRISVILLE, Bucks, PA | PCE Off-Site | State |
| 2026-08-04 | ASCENSUS EVANS CITY SITE | EVANS CITY, Butler, PA | FCE On-Site | State |
| 2026-07-31 | ARKEMA INC/KING OF PRUSSIA | KING OF PRUSSIA, Montgomery, PA | PCE Off-Site | State |
| 2026-07-29 | WR GRACE & CO CONN/TYRONE | TYRONE, Blair, PA | PCE Off-Site | State |
| 2026-07-29 | LINDE GAS & EQUIP INC/ MORRISVILLE | MORRISVILLE, Bucks, PA | FCE On-Site | State |
| 2026-07-17 | WR GRACE & CO CONN/TYRONE | TYRONE, Blair, PA | PCE Off-Site | State |
| 2026-07-15 | BORCHERS AMERICAS INC/FRANKLIN FAC | SUGARCREEK BORO, Venango, PA | PCE Off-Site | State |
| 2026-07-07 | MATHESON TRI GAS INC/CLEARFIELD CO2 PLT | CLEARFIELD, Clearfield, PA | FCE On-Site | State |
| 2026-07-06 | FLEXSYS AMER LTD PAR/MONONGAHELA — high-priority violation on file | MONONGAHELA, Washington, PA | PCE Off-Site | State |
| 2026-06-30 | COOPERS CREEK CHEM CORP/CONSHOHOCKEN | CONSHOHOCKEN, Montgomery, PA | FCE On-Site | U.S. EPA |
| 2026-06-30 | COOPERS CREEK CHEM CORP/CONSHOHOCKEN | CONSHOHOCKEN, Montgomery, PA | PCE On-Site Monitoring/Sampling | State |
| 2026-06-25 | COOPERS CREEK CHEM CORP/CONSHOHOCKEN | CONSHOHOCKEN, Montgomery, PA | PCE On-Site Monitoring/Sampling | State |
| 2026-06-24 | ARKEMA INC/KING OF PRUSSIA | KING OF PRUSSIA, Montgomery, PA | PCE Off-Site | State |
| 2026-06-16 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2026-05-27 | GELEST INC/FALLS TWP — high-priority violation on file | MORRISVILLE, Bucks, PA | PCE On-Site Monitoring/Sampling | State |
| 2026-05-18 | MATHESON TRI GAS/UPPER HANOVER | PALM, Montgomery, PA | PCE Off-Site | State |
| 2026-05-15 | FEDCHEM LLC/BETHLEHEM | BETHLEHEM, Northampton, PA | PCE Off-Site | State |
| 2026-05-15 | COLORCON INC/UPPER GWYNEDD | WEST POINT, Montgomery, PA | PCE Off-Site | State |
| 2026-05-14 | COOPERS CREEK CHEM CORP/CONSHOHOCKEN | CONSHOHOCKEN, Montgomery, PA | PCE Off-Site | State |
| 2026-05-14 | GELEST INC/FALLS TWP — high-priority violation on file | MORRISVILLE, Bucks, PA | PCE Off-Site | State |
| 2026-05-04 | PQ LLC/CHESTER | CHESTER, Delaware, PA | PCE Off-Site | State |
| 2026-04-30 | ARKEMA INC/KING OF PRUSSIA | KING OF PRUSSIA, Montgomery, PA | PCE Off-Site | State |
| 2026-04-30 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2026-04-30 | GELEST/FALLS | MORRISVILLE, Bucks, PA | PCE Off-Site | State |
| 2026-04-29 | VERSUM MATERIALS US LLC/RUSH TWP | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2026-04-27 | PA GRAIN PROCESSING LLC/CLEARFIELD BORO ETHANOL PROD PLT — high-priority violation on file | CLEARFIELD, Clearfield, PA | PCE Off-Site | State |
| 2026-04-23 | WR GRACE & CO CONN/TYRONE | TYRONE, Blair, PA | PCE Off-Site | State |
| 2026-04-22 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2026-04-21 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2026-04-21 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2026-04-20 | HAMMOND LEAD PRODUCTS/POTTSTOWN — high-priority violation on file | POTTSTOWN, Montgomery, PA | PCE Off-Site | State |
| 2026-04-15 | WR GRACE & CO CONN/TYRONE | TYRONE, Blair, PA | PCE Off-Site | State |
| 2026-04-15 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2026-04-15 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2026-04-15 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2026-04-15 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2026-04-15 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2026-04-13 | GELEST/FALLS | MORRISVILLE, Bucks, PA | FCE On-Site | State |
| 2026-04-09 | HAMMOND LEAD PRODUCTS/POTTSTOWN — high-priority violation on file | POTTSTOWN, Montgomery, PA | FCE On-Site | State |
| 2026-04-09 | VERSUM MATERIALS US LLC/RUSH TWP | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2026-04-08 | HAMMOND LEAD PRODUCTS/POTTSTOWN — high-priority violation on file | POTTSTOWN, Montgomery, PA | PCE Off-Site | State |
| 2026-04-08 | SUDARSHAN/FAIRLESS HILLS | FAIRLESS HILLS, Bucks, PA | PCE On-Site Monitoring/Sampling | State |
| 2026-04-07 | ARKEMA INC/KING OF PRUSSIA | KING OF PRUSSIA, Montgomery, PA | PCE Off-Site | State |
| 2026-04-06 | AM STABILIZERS CORP/FRANKLIN TWP | FRANKLIN, Venango, PA | PCE Off-Site | State |
| 2026-04-01 | MCADOO & ALLEN/QUAKER COLOR DIV | QUAKERTOWN, Bucks, PA | PCE Off-Site | State |
| 2026-03-26 | WR GRACE & CO CONN/TYRONE | TYRONE, Blair, PA | PCE Off-Site | State |
| 2026-03-26 | GELEST/FALLS | MORRISVILLE, Bucks, PA | PCE On-Site Monitoring/Sampling | State |
| 2026-03-20 | PQ LLC/CHESTER | CHESTER, Delaware, PA | PCE Off-Site | State |
| 2026-03-20 | EVONIK CORP/CHESTER | CHESTER, Delaware, PA | PCE Off-Site | State |
| 2026-03-17 | COLORCON INC/UPPER GWYNEDD | WEST POINT, Montgomery, PA | PCE On-Site Monitoring/Sampling | State |
| 2026-03-17 | PA GRAIN PROCESSING LLC/CLEARFIELD BORO ETHANOL PROD PLT — high-priority violation on file | CLEARFIELD, Clearfield, PA | PCE Off-Site | State |
| 2026-03-16 | PQ LLC/CHESTER | CHESTER, Delaware, PA | PCE Off-Site | State |
| 2026-03-06 | SUDARSHAN/FAIRLESS HILLS | FAIRLESS HILLS, Bucks, PA | PCE Off-Site | State |
| 2026-03-04 | PA GRAIN PROCESSING LLC/CLEARFIELD BORO ETHANOL PROD PLT — high-priority violation on file | CLEARFIELD, Clearfield, PA | PCE Off-Site | State |
| 2026-02-06 | PA GRAIN PROCESSING LLC/CLEARFIELD BORO ETHANOL PROD PLT — high-priority violation on file | CLEARFIELD, Clearfield, PA | PCE Off-Site | State |
| 2026-02-05 | BORCHERS AMERICAS INC/FRANKLIN FAC | SUGARCREEK BORO, Venango, PA | FCE On-Site | State |
| 2026-02-04 | GELEST INC/SPRINGFIELD | GLEN ROCK, York, PA | PCE Off-Site | State |
| 2026-01-29 | PQ LLC/CHESTER | CHESTER, Delaware, PA | PCE Off-Site | State |
| 2026-01-29 | PA GRAIN PROCESSING LLC/CLEARFIELD BORO ETHANOL PROD PLT — high-priority violation on file | CLEARFIELD, Clearfield, PA | PCE Off-Site | State |
| 2026-01-28 | WR GRACE & CO CONN/TYRONE | TYRONE, Blair, PA | PCE Off-Site | State |
| 2026-01-26 | ARKEMA INC/KING OF PRUSSIA | KING OF PRUSSIA, Montgomery, PA | PCE Off-Site | State |
| 2026-01-22 | WR GRACE & CO CONN/TYRONE | TYRONE, Blair, PA | PCE Off-Site | State |
| 2026-01-22 | WR GRACE & CO CONN/TYRONE | TYRONE, Blair, PA | PCE Off-Site | State |
| 2026-01-14 | VERSUM MATERIALS US LLC/RUSH TWP | TAMAQUA, Schuylkill, PA | FCE On-Site | State |
| 2026-01-07 | COOPERS CREEK CHEM CORP/CONSHOHOCKEN | CONSHOHOCKEN, Montgomery, PA | FCE On-Site | State |
Primary NAICS code as filed on the facility record; dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.