EPA Air · stack tests by state and year
Air-emissions stack tests in Delaware, 2025
- 212Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Every stack test below was recorded against a source in Delaware during 2025; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Delaware, 2025
Delaware, other years
Air-emissions stack tests recorded in Delaware, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-08-12 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-12 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-12 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-12 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-09 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-09 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-09 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-09 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | N/A | State |
| 2025-08-09 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-09 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Fail | State |
| 2025-08-08 | HANDYTUBE LLC | CAMDEN, Kent, DE | N/A | State |
| 2025-08-08 | HANDYTUBE LLC | CAMDEN, Kent, DE | N/A | State |
| 2025-08-08 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-08 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-07 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-07 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-07 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-07 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-07 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-07 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-06 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-06 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-06 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-06 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-06 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-06 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-05 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-05 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-05 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-05 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-08-05 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-07-24 | UNITED COCOA PROCESSOR, INC. | NEWARK, New Castle, DE | Fail | State |
| 2025-07-24 | UNITED COCOA PROCESSOR, INC. | NEWARK, New Castle, DE | N/A | State |
| 2025-07-02 | GARRISON ENERGY CENTER, LLC | DOVER (KENT,DE), New Castle, DE | Pass | State |
| 2025-07-02 | GARRISON ENERGY CENTER, LLC | DOVER (KENT,DE), New Castle, DE | Pass | State |
| 2025-07-02 | GARRISON ENERGY CENTER, LLC | DOVER (KENT,DE), New Castle, DE | Pass | State |
| 2025-07-02 | GARRISON ENERGY CENTER, LLC | DOVER (KENT,DE), New Castle, DE | Pass | State |
| 2025-07-02 | GARRISON ENERGY CENTER, LLC | DOVER (KENT,DE), New Castle, DE | Pass | State |
| 2025-07-02 | GARRISON ENERGY CENTER, LLC | DOVER (KENT,DE), New Castle, DE | Fail | State |
| 2025-07-02 | GARRISON ENERGY CENTER, LLC | DOVER (KENT,DE), New Castle, DE | Pass | State |
| 2025-07-02 | GARRISON ENERGY CENTER, LLC | DOVER (KENT,DE), New Castle, DE | Pass | State |
| 2025-06-26 | CITY OF DOVER-VAN SANT GENERATING STA | DOVER (KENT,DE), New Castle, DE | Pass | State |
| 2025-06-26 | CITY OF DOVER-VAN SANT GENERATING STA | DOVER (KENT,DE), New Castle, DE | Pass | State |
| 2025-06-26 | CITY OF DOVER-VAN SANT GENERATING STA | DOVER (KENT,DE), New Castle, DE | Pass | State |
| 2025-06-26 | CITY OF DOVER-VAN SANT GENERATING STA | DOVER (KENT,DE), New Castle, DE | Pass | State |
| 2025-06-26 | CITY OF DOVER-VAN SANT GENERATING STA | DOVER (KENT,DE), New Castle, DE | Pass | State |
| 2025-06-26 | CITY OF DOVER-VAN SANT GENERATING STA | DOVER (KENT,DE), New Castle, DE | Pass | State |
| 2025-06-23 | ALLAN MYERS, DELAWARE, INC - GEORGETOWN | GEORGETOWN, Sussex, DE | Pass | State |
| 2025-06-09 | BUCKEYE TERMINALS | WILMINGTON, New Castle, DE | Pass | State |
| 2025-06-09 | BUCKEYE TERMINALS | WILMINGTON, New Castle, DE | Pass | State |
| 2025-06-04 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-05-20 | CONTRACTORS MATERIALS LLC - HEALD STREET | WILMINGTON, New Castle, DE | Pass | State |
| 2025-05-20 | CONTRACTORS MATERIALS LLC - HEALD STREET | WILMINGTON, New Castle, DE | Pass | State |
| 2025-05-20 | CONTRACTORS MATERIALS LLC - HEALD STREET | WILMINGTON, New Castle, DE | Pass | State |
| 2025-05-20 | CONTRACTORS MATERIALS LLC - HEALD STREET | WILMINGTON, New Castle, DE | Pass | State |
| 2025-04-17 | CALPINE MID-ATLANTIC GENERATION-CHRISTIANA ENERGY CENTER | WILMINGTON, New Castle, DE | Pass | State |
| 2025-04-08 | HANDYTUBE LLC | CAMDEN, Kent, DE | N/A | State |
| 2025-04-08 | HANDYTUBE LLC | CAMDEN, Kent, DE | N/A | State |
| 2025-03-27 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-03-27 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-03-27 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-03-27 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-03-26 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-03-26 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-03-26 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-03-26 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-03-26 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2025-02-19 | AMERESCO DELAWARE ENERGY - SOUTHERN | GEORGETOWN, Sussex, DE | Pass | State |
| 2025-02-19 | AMERESCO DELAWARE ENERGY - SOUTHERN | GEORGETOWN, Sussex, DE | Pass | State |
| 2025-02-19 | AMERESCO DELAWARE ENERGY - SOUTHERN | GEORGETOWN, Sussex, DE | Pass | State |
| 2025-02-19 | AMERESCO DELAWARE ENERGY - SOUTHERN | GEORGETOWN, Sussex, DE | Pass | State |
| 2025-02-19 | AMERESCO DELAWARE ENERGY - SOUTHERN | GEORGETOWN, Sussex, DE | N/A | State |
| 2025-02-18 | AMERESCO DELAWARE ENERGY - SOUTHERN | GEORGETOWN, Sussex, DE | Pass | State |
| 2025-02-18 | AMERESCO DELAWARE ENERGY - SOUTHERN | GEORGETOWN, Sussex, DE | Pass | State |
| 2025-02-18 | AMERESCO DELAWARE ENERGY - SOUTHERN | GEORGETOWN, Sussex, DE | Pass | State |
| 2025-02-18 | AMERESCO DELAWARE ENERGY - SOUTHERN | GEORGETOWN, Sussex, DE | N/A | State |
| 2025-02-18 | AMERESCO DELAWARE ENERGY - SOUTHERN | GEORGETOWN, Sussex, DE | Pass | State |
| 2025-02-18 | AMERESCO DELAWARE ENERGY - SOUTHERN | GEORGETOWN, Sussex, DE | Pass | State |
| 2025-02-18 | AMERESCO DELAWARE ENERGY - SOUTHERN | GEORGETOWN, Sussex, DE | Pass | State |
| 2025-02-18 | AMERESCO DELAWARE ENERGY - SOUTHERN | GEORGETOWN, Sussex, DE | N/A | State |
| 2025-02-18 | AMERESCO DELAWARE ENERGY - SOUTHERN | GEORGETOWN, Sussex, DE | Pass | State |
| 2025-02-18 | AMERESCO DELAWARE ENERGY - SOUTHERN | GEORGETOWN, Sussex, DE | Pass | State |
| 2025-02-14 | AMERESCO DELAWARE ENERGY LLC - CENTRAL | SANDTOWN, Kent, DE | N/A | State |
| 2025-02-13 | AMERESCO DELAWARE ENERGY LLC - CENTRAL | SANDTOWN, Kent, DE | Pass | State |
| 2025-02-13 | AMERESCO DELAWARE ENERGY LLC - CENTRAL | SANDTOWN, Kent, DE | Pass | State |
| 2025-02-13 | AMERESCO DELAWARE ENERGY LLC - CENTRAL | SANDTOWN, Kent, DE | Pass | State |
| 2025-02-13 | AMERESCO DELAWARE ENERGY LLC - CENTRAL | SANDTOWN, Kent, DE | Pass | State |
| 2025-02-13 | AMERESCO DELAWARE ENERGY LLC - CENTRAL | SANDTOWN, Kent, DE | Pass | State |
| 2025-02-13 | AMERESCO DELAWARE ENERGY LLC - CENTRAL | SANDTOWN, Kent, DE | Pass | State |
| 2025-02-13 | AMERESCO DELAWARE ENERGY LLC - CENTRAL | SANDTOWN, Kent, DE | Pass | State |
| 2025-02-13 | AMERESCO DELAWARE ENERGY LLC - CENTRAL | SANDTOWN, Kent, DE | Pass | State |
| 2025-02-13 | AMERESCO DELAWARE ENERGY LLC - CENTRAL | SANDTOWN, Kent, DE | N/A | State |
| 2025-02-13 | AMERESCO DELAWARE ENERGY LLC - CENTRAL | SANDTOWN, Kent, DE | Pass | State |
| 2025-02-13 | AMERESCO DELAWARE ENERGY LLC - CENTRAL | SANDTOWN, Kent, DE | Pass | State |
| 2025-02-13 | AMERESCO DELAWARE ENERGY LLC - CENTRAL | SANDTOWN, Kent, DE | Pass | State |
| 2025-02-13 | AMERESCO DELAWARE ENERGY LLC - CENTRAL | SANDTOWN, Kent, DE | Pass | State |
| 2025-02-13 | AMERESCO DELAWARE ENERGY LLC - CENTRAL | SANDTOWN, Kent, DE | N/A | State |
| 2025-02-13 | AMERESCO DELAWARE ENERGY LLC - CENTRAL | SANDTOWN, Kent, DE | Pass | State |
| 2025-02-13 | AMERESCO DELAWARE ENERGY LLC - CENTRAL | SANDTOWN, Kent, DE | Pass | State |
| 2025-02-13 | AMERESCO DELAWARE ENERGY LLC - CENTRAL | SANDTOWN, Kent, DE | N/A | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.