EPA Air · inspections by state, industry and year
Chemical manufacturing (NAICS 3251): inspections in Pennsylvania, 2025
- 94Inspections
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 2025 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, 2025
- Oil and gas extraction (NAICS 2111) 1,287
- Utilities (NAICS 2211) 591
- Waste management and remediation (NAICS 5622) 345
- Pipeline transportation (NAICS 4862) 314
- Petroleum and coal products manufacturing (NAICS 3241) 268
- Mining and quarrying (NAICS 2123) 217
- Plastics and rubber products manufacturing (NAICS 3261) 184
- Personal and laundry services (NAICS 8122) 163
- Hospitals (NAICS 6221) 161
- Merchant wholesalers, nondurable goods (NAICS 4247) 155
- Mining support (NAICS 2131) 133
- Primary metal manufacturing (NAICS 3315) 109
- Nonmetallic mineral product manufacturing (NAICS 3273) 109
- Utilities (NAICS 2213) 101
- Printing and related support (NAICS 3231) 99
- Repair and maintenance (NAICS 8111) 91
- Furniture and related product manufacturing (NAICS 3371) 90
- Fabricated metal product manufacturing (NAICS 3323) 86
- Educational services (NAICS 6113) 82
- Wood product manufacturing (NAICS 3219) 78
- Chemical manufacturing (NAICS 3254) 75
- Fabricated metal product manufacturing (NAICS 3328) 74
- Paper manufacturing (NAICS 3222) 72
- Personal and laundry services (NAICS 8123) 71
- Primary metal manufacturing (NAICS 3311) 69
- Primary metal manufacturing (NAICS 3312) 65
- Primary metal manufacturing (NAICS 3314) 62
- Food manufacturing (NAICS 3119) 58
- Transportation equipment manufacturing (NAICS 3362) 57
- Primary metal manufacturing (NAICS 3313) 56
- Nonmetallic mineral product manufacturing (NAICS 3272) 55
- Food manufacturing (NAICS 3111) 54
- Educational services (NAICS 6111) 54
- Fabricated metal product manufacturing (NAICS 3324) 50
- Food manufacturing (NAICS 3116) 49
- Paper manufacturing (NAICS 3221) 48
- Justice, public order and safety (NAICS 9221) 46
- Nonmetallic mineral product manufacturing (NAICS 3279) 44
- Pipeline transportation (NAICS 4869) 43
- Chemical manufacturing (NAICS 3252) 41
- Chemical manufacturing (NAICS 3259) 40
- Food manufacturing (NAICS 3112) 39
- Miscellaneous manufacturing (NAICS 3399) 39
- Machinery manufacturing (NAICS 3331) 37
- Food manufacturing (NAICS 3113) 35
- Electrical equipment and appliance manufacturing (NAICS 3359) 35
- Food manufacturing (NAICS 3118) 33
- Nonmetallic mineral product manufacturing (NAICS 3271) 33
- Wood product manufacturing (NAICS 3212) 32
- Machinery manufacturing (NAICS 3339) 31
- Merchant wholesalers, durable goods (NAICS 4239) 30
- Utilities (NAICS 2212) 30
- Wood product manufacturing (NAICS 3211) 29
- Professional, scientific and technical services (NAICS 5417) 29
- Fabricated metal product manufacturing (NAICS 3321) 27
- Warehousing and storage (NAICS 4931) 27
- Food manufacturing (NAICS 3114) 25
- Transportation equipment manufacturing (NAICS 3364) 25
- Fabricated metal product manufacturing (NAICS 3329) 24
- Nonmetallic mineral product manufacturing (NAICS 3274) 24
Air-emissions inspections recorded in Pennsylvania, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-12-18 | FLEXSYS AMER LTD PAR/MONONGAHELA — high-priority violation on file | MONONGAHELA, Washington, PA | FCE On-Site | State |
| 2025-12-08 | HENWIL CORP/NEWELL FAC | NEWELL, Fayette, PA | FCE On-Site | State |
| 2025-12-02 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-12-02 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-12-02 | VERSUM MATERIALS US LLC/RUSH TWP | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-11-25 | PQ LLC/CHESTER | CHESTER, Delaware, PA | PCE Off-Site | State |
| 2025-11-25 | GELEST INC/FALLS TWP — high-priority violation on file | MORRISVILLE, Bucks, PA | FCE On-Site | State |
| 2025-11-21 | VERSUM MATERIALS US LLC/RUSH TWP | TAMAQUA, Schuylkill, PA | PCE On-Site Monitoring/Sampling | State |
| 2025-11-13 | AIR PROD & CHEM INC/BUTLER | BUTLER, Butler, PA | FCE On-Site | State |
| 2025-10-27 | HAMMOND LEAD PRODUCTS/POTTSTOWN — high-priority violation on file | POTTSTOWN, Montgomery, PA | PCE Off-Site | State |
| 2025-10-27 | PA GRAIN PROCESSING LLC/CLEARFIELD BORO ETHANOL PROD PLT — high-priority violation on file | CLEARFIELD, Clearfield, PA | PCE Off-Site | State |
| 2025-10-23 | EVONIK CORP/CHESTER | CHESTER, Delaware, PA | PCE Off-Site | State |
| 2025-10-23 | MATHESON TRI GAS/UPPER HANOVER | PALM, Montgomery, PA | FCE On-Site | State |
| 2025-10-22 | ARKEMA INC/KING OF PRUSSIA | KING OF PRUSSIA, Montgomery, PA | PCE Off-Site | State |
| 2025-10-22 | WR GRACE & CO CONN/TYRONE | TYRONE, Blair, PA | PCE Off-Site | State |
| 2025-10-21 | EVONIK CORP/CHESTER | CHESTER, Delaware, PA | FCE On-Site | State |
| 2025-10-21 | FENZI AGT USA/DOWNINGTOWN | DOWNINGTOWN, Chester, PA | FCE On-Site | State |
| 2025-10-08 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-10-08 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-10-08 | VERSUM MATERIALS US LLC/RUSH TWP | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-10-08 | VERSUM MATERIALS US LLC/RUSH TWP | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-09-30 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-09-24 | SUDARSHAN/FAIRLESS HILLS | FAIRLESS HILLS, Bucks, PA | PCE On-Site Monitoring/Sampling | State |
| 2025-09-22 | SUDARSHAN/FAIRLESS HILLS | FAIRLESS HILLS, Bucks, PA | PCE Off-Site | State |
| 2025-09-18 | ADVANSIX (FORMERLY HONEYWELL/FRANKFORD PLT) — high-priority violation on file | PHILADELPHIA, Philadelphia, PA | PCE On-Site | U.S. EPA |
| 2025-09-11 | PA GRAIN PROCESSING LLC/CLEARFIELD BORO ETHANOL PROD PLT — high-priority violation on file | CLEARFIELD, Clearfield, PA | PCE Off-Site | State |
| 2025-09-08 | PQ LLC/CHESTER | CHESTER, Delaware, PA | PCE Off-Site | State |
| 2025-08-27 | PA GRAIN PROCESSING LLC/CLEARFIELD BORO ETHANOL PROD PLT — high-priority violation on file | CLEARFIELD, Clearfield, PA | FCE On-Site | State |
| 2025-08-22 | AM STABILIZERS CORP/FRANKLIN TWP | FRANKLIN, Venango, PA | FCE On-Site | State |
| 2025-08-18 | WR GRACE & CO CONN/TYRONE | TYRONE, Blair, PA | PCE Off-Site | State |
| 2025-08-18 | WR GRACE & CO CONN/TYRONE | TYRONE, Blair, PA | PCE Off-Site | State |
| 2025-08-13 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | FCE On-Site | State |
| 2025-08-11 | PQ LLC/CHESTER | CHESTER, Delaware, PA | PCE Off-Site | State |
| 2025-08-11 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-08-11 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-08-04 | PA GRAIN PROCESSING LLC/CLEARFIELD BORO ETHANOL PROD PLT — high-priority violation on file | CLEARFIELD, Clearfield, PA | PCE Off-Site | State |
| 2025-07-30 | PA GRAIN PROCESSING LLC/CLEARFIELD BORO ETHANOL PROD PLT — high-priority violation on file | CLEARFIELD, Clearfield, PA | PCE Off-Site | State |
| 2025-07-23 | WR GRACE & CO CONN/TYRONE | TYRONE, Blair, PA | PCE Off-Site | State |
| 2025-07-17 | MATHESON TRI GAS INC/CLEARFIELD CO2 PLT | CLEARFIELD, Clearfield, PA | FCE On-Site | State |
| 2025-07-16 | WR GRACE & CO CONN/TYRONE | TYRONE, Blair, PA | PCE Off-Site | State |
| 2025-07-02 | SUDARSHAN/FAIRLESS HILLS | FAIRLESS HILLS, Bucks, PA | FCE On-Site | State |
| 2025-06-12 | COOPERS CREEK CHEM CORP/CONSHOHOCKEN | CONSHOHOCKEN, Montgomery, PA | PCE Off-Site | State |
| 2025-06-10 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-06-10 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-05-20 | HAMMOND LEAD PRODUCTS/POTTSTOWN — high-priority violation on file | POTTSTOWN, Montgomery, PA | FCE On-Site | State |
| 2025-05-20 | MATHESON TRI GAS/UPPER HANOVER | PALM, Montgomery, PA | PCE Off-Site | State |
| 2025-05-19 | PQ LLC/CHESTER | CHESTER, Delaware, PA | PCE Off-Site | State |
| 2025-05-15 | ARKEMA INC/KING OF PRUSSIA | KING OF PRUSSIA, Montgomery, PA | PCE Off-Site | State |
| 2025-05-12 | MCADOO & ALLEN/QUAKER COLOR DIV | QUAKERTOWN, Bucks, PA | FCE On-Site | State |
| 2025-05-07 | MCADOO & ALLEN/QUAKER COLOR DIV | QUAKERTOWN, Bucks, PA | PCE Off-Site | State |
| 2025-05-06 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-05-01 | ARKEMA INC/KING OF PRUSSIA | KING OF PRUSSIA, Montgomery, PA | PCE Off-Site | State |
| 2025-05-01 | PA GRAIN PROCESSING LLC/CLEARFIELD BORO ETHANOL PROD PLT — high-priority violation on file | CLEARFIELD, Clearfield, PA | PCE Off-Site | State |
| 2025-04-30 | VERSUM MATERIALS US LLC/RUSH TWP | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-04-28 | VERSUM MATERIALS US LLC/RUSH TWP | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-04-23 | AIR LIQUIDE ELECTRONICS US LP/MORRISVILLE MFG PLT | MORRISVILLE, Bucks, PA | PCE On-Site Monitoring/Sampling | State |
| 2025-04-23 | AIR LIQUIDE ELECTRONICS US LP/MORRISVILLE MFG PLT | MORRISVILLE, Bucks, PA | FCE On-Site | State |
| 2025-04-22 | FEDCHEM LLC/BETHLEHEM | BETHLEHEM, Northampton, PA | PCE Off-Site | State |
| 2025-04-08 | HAMMOND LEAD PRODUCTS/POTTSTOWN — high-priority violation on file | POTTSTOWN, Montgomery, PA | PCE Off-Site | State |
| 2025-04-08 | HAMMOND LEAD PRODUCTS/POTTSTOWN — high-priority violation on file | POTTSTOWN, Montgomery, PA | PCE Off-Site | State |
| 2025-04-04 | PQ LLC/CHESTER | CHESTER, Delaware, PA | PCE Off-Site | State |
| 2025-04-04 | FLEXSYS AMER LTD PAR/MONONGAHELA — high-priority violation on file | MONONGAHELA, Washington, PA | PCE Off-Site | State |
| 2025-04-01 | COLORCON INC/UPPER GWYNEDD | WEST POINT, Montgomery, PA | PCE Off-Site | State |
| 2025-03-31 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-03-28 | BORCHERS AMERICAS INC/FRANKLIN FAC | SUGARCREEK BORO, Venango, PA | PCE Off-Site | State |
| 2025-03-28 | AM STABILIZERS CORP/FRANKLIN TWP | FRANKLIN, Venango, PA | PCE Off-Site | State |
| 2025-03-26 | EVONIK CORP/CHESTER | CHESTER, Delaware, PA | PCE Off-Site | State |
| 2025-03-14 | WR GRACE & CO CONN/TYRONE | TYRONE, Blair, PA | PCE Off-Site | State |
| 2025-03-11 | GELEST INC/FALLS TWP — high-priority violation on file | MORRISVILLE, Bucks, PA | PCE Off-Site | State |
| 2025-03-11 | PA GRAIN PROCESSING LLC/CLEARFIELD BORO ETHANOL PROD PLT — high-priority violation on file | CLEARFIELD, Clearfield, PA | PCE Off-Site | State |
| 2025-03-11 | GELEST/FALLS | MORRISVILLE, Bucks, PA | PCE Off-Site | State |
| 2025-03-07 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-03-05 | INDSPEC CHEM CORP/PETROLIA | PETROLIA, Butler, PA | FCE On-Site | State |
| 2025-02-28 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-02-27 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-02-27 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-02-27 | ECKART AMERICA LLC/LINCOLN DR PLT | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-02-27 | PA GRAIN PROCESSING LLC/CLEARFIELD BORO ETHANOL PROD PLT — high-priority violation on file | CLEARFIELD, Clearfield, PA | PCE Off-Site | State |
| 2025-02-21 | REAXIS/MCDONALD PLT | MC DONALD, Washington, PA | PCE Off-Site | State |
| 2025-02-13 | FEDCHEM LLC/BETHLEHEM | BETHLEHEM, Northampton, PA | FCE On-Site | State |
| 2025-02-13 | ARKEMA INC/KING OF PRUSSIA | KING OF PRUSSIA, Montgomery, PA | PCE Off-Site | State |
| 2025-02-04 | VERSUM MATERIALS US LLC/RUSH TWP | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-02-04 | VERSUM MATERIALS US LLC/RUSH TWP | TAMAQUA, Schuylkill, PA | PCE Off-Site | State |
| 2025-02-04 | PA GRAIN PROCESSING LLC/CLEARFIELD BORO ETHANOL PROD PLT — high-priority violation on file | CLEARFIELD, Clearfield, PA | PCE Off-Site | State |
| 2025-02-03 | ARKEMA INC/KING OF PRUSSIA | KING OF PRUSSIA, Montgomery, PA | FCE On-Site | State |
| 2025-01-28 | PQ LLC/CHESTER | CHESTER, Delaware, PA | PCE Off-Site | State |
| 2025-01-28 | ARKEMA INC/KING OF PRUSSIA | KING OF PRUSSIA, Montgomery, PA | PCE Off-Site | State |
| 2025-01-28 | WR GRACE & CO CONN/TYRONE | TYRONE, Blair, PA | PCE Off-Site | State |
| 2025-01-24 | PA GRAIN PROCESSING LLC/CLEARFIELD BORO ETHANOL PROD PLT — high-priority violation on file | CLEARFIELD, Clearfield, PA | PCE Off-Site | State |
| 2025-01-23 | WR GRACE & CO CONN/TYRONE | TYRONE, Blair, PA | PCE Off-Site | State |
| 2025-01-23 | PURAGEN ACTIVATED CARBONS/EMLENTON | EMLENTON, Butler, PA | FCE On-Site | State |
| 2025-01-03 | WR GRACE & CO CONN/TYRONE | TYRONE, Blair, PA | PCE Off-Site | State |
| 2025-01-03 | WR GRACE & CO CONN/TYRONE | TYRONE, Blair, PA | PCE Off-Site | State |
| 2025-01-03 | WR GRACE & CO CONN/TYRONE | TYRONE, Blair, PA | PCE Off-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.