NPDES permit NH0001601 · Major NON-POTW · administratively continued, expires 1998-10-30 · EPA's file as of 2026-09-19
Check this month's numbers before you fileThis permit expired on 1998-10-30 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.
Last period with anything received: 2026-08-31.
Reports are due about 15 days after each monitoring period ends (the most common figure among NH permits in EPA's filings — check your permit).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | Temperature, water deg. fahrenheit | INST MAX | <= 95 deg F | all year |
| 001 | Flow, in conduit or thru treatment plant | MO AVG | <= 325.4 MGD | all year |
| 001 | Flow, in conduit or thru treatment plant | DAILY MX | <= 326 MGD | all year |
| 001 | Temp. diff. between intake and discharge | INST MAX | <= 25 deg F | all year |
| 003 | pH | MINIMUM | >= 6.5 SU | all year |
| 003 | pH | MAXIMUM | <= 8 SU | all year |
| 003 | Oil & Grease | DAILY MX | report only | all year |
| 003 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 01A | pH | MINIMUM | >= 6.5 SU | all year |
| 01A | pH | MAXIMUM | <= 8 SU | all year |
| 01A | Solids, total suspended | MO AVG | <= 30 mg/L | all year |
| 01A | Solids, total suspended | DAILY MX | <= 100 mg/L | all year |
| 01A | Oil & Grease | MO AVG | <= 15 mg/L | all year |
| 01A | Oil & Grease | DAILY MX | <= 20 mg/L | all year |
| 01A | Copper, total [as Cu] | MO AVG | <= 1 mg/L | all year |
| 01A | Copper, total [as Cu] | DAILY MX | <= 1 mg/L | all year |
| 01A | Iron, total [as Fe] | MO AVG | <= 1 mg/L | all year |
| 01A | Iron, total [as Fe] | DAILY MX | <= 1 mg/L | all year |
| 01A | Flow, in conduit or thru treatment plant | MO AVG | <= .2 MGD | all year |
| 01A | Flow, in conduit or thru treatment plant | DAILY MX | <= .35 MGD | all year |
| 01B | Oxidants, total residual | DAILY MX | <= .2 mg/L | all year |
| 01B | Flow, in conduit or thru treatment plant | MO AVG | <= 324.6 MGD | all year |
| 01B | Flow, in conduit or thru treatment plant | DAILY MX | <= 324.8 MGD | all year |
| 01C | pH | MINIMUM | >= 6.5 SU | all year |
| 01C | pH | MAXIMUM | <= 8 SU | all year |
| 01C | Solids, total suspended | MO AVG | <= 30 mg/L | all year |
| 01C | Solids, total suspended | DAILY MX | <= 100 mg/L | all year |
| 01C | Oil & Grease | MO AVG | <= 15 mg/L | all year |
| 01C | Oil & Grease | DAILY MX | <= 20 mg/L | all year |
| 01C | Copper, total [as Cu] | MO AVG | <= 1 mg/L | all year |
| 01C | Copper, total [as Cu] | DAILY MX | <= 1 mg/L | all year |
| 01C | Iron, total [as Fe] | MO AVG | <= 1 mg/L | all year |
| 01C | Iron, total [as Fe] | DAILY MX | <= 1 mg/L | all year |
| 01C | Flow, in conduit or thru treatment plant | MO AVG | <= .2 MGD | all year |
| 01C | Flow, in conduit or thru treatment plant | DAILY MX | <= .35 MGD | all year |
| SW0 | pH | MINIMUM | report only | all year |
| SW0 | pH | MAXIMUM | report only | all year |
| SW0 | Solids, total suspended | DAILY MX | report only | all year |
| SW0 | Oil & Grease | DAILY MX | report only | all year |
| SW0 | Flow, in conduit or thru treatment plant | DAILY MX | 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