NPDES permit CT0030180 · Major NON-POTW · administratively continued, expires 2010-12-29 · EPA's file as of 2026-09-19
Check this month's numbers before you fileThis permit expired on 2010-12-29 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: 2026-07-31.
Reports are due about 31 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 100 | Temperature, water deg. fahrenheit | INST MAX | <= 106 deg F | all year |
| 100 | Temperature, water deg. fahrenheit | INST MAX | <= 106 deg F | all year |
| 100 | Temperature, water deg. fahrenheit | INST MAX | report only | all year |
| 100 | Temperature, water deg. fahrenheit | INST MAX | report only | all year |
| 100 | pH | INST MIN | >= 6 SU | all year |
| 100 | pH | INST MIN | >= 6 SU | all year |
| 100 | pH | INST MAX | <= 9 SU | all year |
| 100 | pH | INST MAX | <= 9 SU | all year |
| 100 | Copper, total [as Cu] | INST MAX | report only | Mar, Jun, Sep, Dec |
| 100 | Copper, total [as Cu] | INST MAX | report only | Mar, Jun, Sep, Dec |
| 100 | Copper, total [as Cu] | INST MAX | report only | Mar, Jun, Sep, Dec |
| 100 | Copper, total [as Cu] | INST MAX | report only | Mar, Jun, Sep, Dec |
| 100 | Zinc, total [as Zn] | INST MAX | report only | Mar, Jun, Sep, Dec |
| 100 | Zinc, total [as Zn] | INST MAX | report only | Mar, Jun, Sep, Dec |
| 100 | Zinc, total [as Zn] | INST MAX | report only | Mar, Jun, Sep, Dec |
| 100 | Zinc, total [as Zn] | INST MAX | report only | Mar, Jun, Sep, Dec |
| 100 | Oxidants, total residual | INST MAX | <= 200 ug/L | all year |
| 100 | Oxidants, total residual | INST MAX | <= 200 ug/L | all year |
| 100 | Flow, maximum during 24 hr period | DAILY MX | <= 168 MGD | all year |
| 100 | Flow, maximum during 24 hr period | DAILY MX | <= 168 MGD | all year |
| 100 | Temp. diff. between intake and discharge | INST MAX | <= 32 deg F | all year |
| 100 | Temp. diff. between intake and discharge | INST MAX | <= 32 deg F | all year |
| 100 | Flow | DAILY MX | <= 168 MGD | all year |
| 100 | Flow | DAILY MX | <= 168 MGD | all year |
| 100 | Pass/Fail Static 4 Day Chronic Mysidopsis Bahia | AVERAGE | report only | Mar, Sep |
| 100 | Pass/Fail Static 4 Day Chronic Mysidopsis Bahia | AVERAGE | report only | Mar, Sep |
| 100 | Pass/Fail Static 4 Day Chronic Mysidopsis Bahia | AVERAGE | report only | Jan, Feb, Apr, May, Jun, Jul, Aug, Oct, Nov, Dec |
| 100 | Pass/Fail Static 4 Day Chronic Mysidopsis Bahia | AVERAGE | report only | Jan, Feb, Apr, May, Jun, Jul, Aug, Oct, Nov, Dec |
| 100 | Pass/Fail Static 4 Day Chronic Cyprinodon Variega | AVERAGE | report only | Mar, Sep |
| 100 | Pass/Fail Static 4 Day Chronic Cyprinodon Variega | AVERAGE | report only | Mar, Sep |
| 100 | Pass/Fail Static 4 Day Chronic Cyprinodon Variega | AVERAGE | report only | Jan, Feb, Apr, May, Jun, Jul, Aug, Oct, Nov, Dec |
| 100 | Pass/Fail Static 4 Day Chronic Cyprinodon Variega | AVERAGE | report only | Jan, Feb, Apr, May, Jun, Jul, Aug, Oct, Nov, Dec |
| 102 | pH | INST MIN | >= 6 SU | all year |
| 102 | pH | INST MIN | >= 6 SU | all year |
| 102 | pH | INST MAX | <= 9 SU | all year |
| 102 | pH | INST MAX | <= 9 SU | all year |
| 102 | Iron, total [as Fe] | INST MAX | report only | all year |
| 102 | Iron, total [as Fe] | INST MAX | report only | all year |
| 102 | Manganese, total [as Mn] | INST MAX | report only | all year |
| 102 | Manganese, total [as Mn] | INST MAX | report only | all year |
| 102 | Zinc, total [as Zn] | INST MAX | report only | all year |
| 102 | Zinc, total [as Zn] | INST MAX | report only | all year |
| 102 | Aluminum, total [as Al] | INST MAX | report only | all year |
| 102 | Aluminum, total [as Al] | INST MAX | report only | all year |
| 102 | Oxidants, total residual | INST MAX | report only | all year |
| 102 | Oxidants, total residual | INST MAX | report only | all year |
| 102 | Flow, maximum during 24 hr period | DAILY MX | <= 75000 gal/d | all year |
| 102 | Flow, maximum during 24 hr period | DAILY MX | <= 75000 gal/d | all year |
| 102 | Pass/Fail Static 4 Day Chronic Mysidopsis Bahia | AVERAGE | report only | all year |
| 102 | Pass/Fail Static 4 Day Chronic Mysidopsis Bahia | AVERAGE | report only | all year |
| 102 | Pass/Fail Static 4 Day Chronic Cyprinodon Variega | AVERAGE | report only | all year |
| 102 | Pass/Fail Static 4 Day Chronic Cyprinodon Variega | AVERAGE | 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