NPDES permit DE0050083 · Minor NON-POTW · expired, expires 2025-07-31 · EPA's file as of 2026-09-19
Check this month's numbers before you fileThis permit expired on 2025-07-31 and is expired: its last limits keep applying until a new permit is issued, and EPA still expects the reports.
Last period with anything received: 2026-06-30.
Reports are due about 28 days after each monitoring period ends (the most common figure among DE permits in EPA's filings — check your permit).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | BOD, 5-day, 20 deg. C | DAILY AV | <= 30 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | DAILY MX | <= 45 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | DAILY AV | <= 26 lb/d | all year |
| 001 | BOD, 5-day, 20 deg. C | DAILY MX | <= 40 lb/d | all year |
| 001 | BOD, 5-day, 20 deg. C | DAILY AV | report only | all year |
| 001 | BOD, 5-day, 20 deg. C | DAILY MX | report only | all year |
| 001 | pH | DAILY MN | >= 6 SU | all year |
| 001 | pH | DAILY MX | <= 9 SU | all year |
| 001 | Solids, total suspended | DAILY AV | <= 30 mg/L | all year |
| 001 | Solids, total suspended | DAILY MX | <= 45 mg/L | all year |
| 001 | Solids, total suspended | DAILY AV | <= 26 lb/d | all year |
| 001 | Solids, total suspended | DAILY MX | <= 40 lb/d | all year |
| 001 | Solids, total suspended | DAILY AV | report only | all year |
| 001 | Solids, total suspended | DAILY MX | report only | all year |
| 001 | Nitrogen, total [as N] | DAILY AV | report only | all year |
| 001 | Nitrogen, total [as N] | DAILY MX | report only | all year |
| 001 | Nitrogen, total [as N] | DAILY AV | <= 9 lb/d | all year |
| 001 | Nitrogen, total [as N] | DAILY MX | report only | all year |
| 001 | Phosphorus, total [as P] | DAILY AV | report only | all year |
| 001 | Phosphorus, total [as P] | DAILY MX | report only | all year |
| 001 | Phosphorus, total [as P] | DAILY AV | <= 2 lb/d | all year |
| 001 | Phosphorus, total [as P] | DAILY MX | report only | all year |
| 001 | Enterococci: group D, MF trans, M-E, EIA | DAILY AV | <= 100 CFU/100mL | all year |
| 001 | Enterococci: group D, MF trans, M-E, EIA | DAILY MX | <= 185 CFU/100mL | all year |
| 001 | Facility operated during month, # days | MO TOTAL | report only | all year |
| 001 | Flow, in conduit or thru treatment plant | DAILY AV | report only | all year |
| 001 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 001 | Chlorine, total residual | DAILY MN | >= 1 mg/L | all year |
| 001 | Chlorine, total residual | DAILY MX | <= 4 mg/L | all year |
| 001 | BOD, carbonaceous [5 day, 20 C] | DAILY AV | report only | all year |
| 001 | BOD, carbonaceous [5 day, 20 C] | DAILY MX | report only | all year |
| 001 | BOD, carbonaceous [5 day, 20 C] | MO AVG | <= 13 lb/d | all year |
| 001 | BOD, carbonaceous [5 day, 20 C] | MO MAX | report only | all year |
Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states