NPDES permit CT0020800 · Minor NON-POTW · expired, expires 2022-08-31 · EPA's file as of 2026-09-19
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This permit expired on 2022-08-31 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: 2026-08-31.
Reports are due about 15 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | Flow rate | MO AVG | report only | all year |
| 001 | Flow rate | DAILY MX | report only | all year |
| 001 | BOD, 5-day, 20 deg. C | MO AVG | <= 20 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | DAILY MX | <= 30 mg/L | all year |
| 001 | BOD, 5-day, 20 deg. C | MO AVG | report only | all year |
| 001 | BOD, 5-day, 20 deg. C | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | BOD, 5-day, 20 deg. C | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Solids, total suspended | MO AVG | <= 20 mg/L | all year |
| 001 | Solids, total suspended | DAILY MX | <= 30 mg/L | all year |
| 001 | Solids, total suspended | MO AVG | report only | all year |
| 001 | Solids, total suspended | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Solids, total suspended | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Nitrogen, nitrite total [as N] | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Nitrogen, nitrite total [as N] | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Nitrogen, nitrate total [as N] | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Nitrogen, nitrate total [as N] | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Phosphorus, total [as P] | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Phosphorus, total [as P] | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Cyanide, total [as CN] | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Cyanide, total [as CN] | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Cyanide, free [amenable to chlorination] | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Cyanide, free [amenable to chlorination] | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Arsenic, total [as As] | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Arsenic, total [as As] | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Beryllium, total [as Be] | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Beryllium, total [as Be] | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Cadmium, total [as Cd] | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Cadmium, total [as Cd] | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Chromium, hexavalent [as Cr] | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Chromium, hexavalent [as Cr] | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Chromium, total [as Cr] | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Chromium, total [as Cr] | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Copper, total [as Cu] | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Copper, total [as Cu] | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Iron, total [as Fe] | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Iron, total [as Fe] | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Lead, total [as Pb] | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Lead, total [as Pb] | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Thallium, total [as Tl] | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Thallium, total [as Tl] | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Nickel, total [as Ni] | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Nickel, total [as Ni] | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Silver, total [as Ag] | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Silver, total [as Ag] | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Zinc, total [as Zn] | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Zinc, total [as Zn] | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Antimony, total [as Sb] | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Antimony, total [as Sb] | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Aluminum, total [as Al] | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Aluminum, total [as Al] | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Selenium, total [as Se] | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Selenium, total [as Se] | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Polychlorinated biphenyls [PCBs] | INST MAX | report only | Oct |
| 001 | Phenols | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Phenols | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Chlorine, total residual | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Chlorine, total residual | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | E. coli | 30DA GEO | <= 126 #/100mL | May, Jun, Jul, Aug, Sep |
| 001 | E. coli | MAXIMUM | <= 410 #/100mL | May, Jun, Jul, Aug, Sep |
| 001 | Arsenic, sludge tot. dry wt [as As] | INST MAX | report only | Oct |
| 001 | Beryllium, sludge, tot. dry wt [as Be] | INST MAX | report only | Oct |
| 001 | Solids, total, percent | MINIMUM | report only | Oct |
| 001 | Solids, fixed, % of total solids | MINIMUM | report only | Oct |
| 001 | Solids, volatile % of total solids | MINIMUM | report only | Oct |
| 001 | Mercury, total [as Hg] | DAILY MX | report only | Jan, Apr, Jul, Oct |
| 001 | Mercury, total [as Hg] | DAILY MX | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | Zinc, sludge, total, dry weight [as Zn] | INST MAX | report only | Oct |
| 001 | Lead, sludge, total, dry weight [as Pb] | INST MAX | report only | Oct |
| 001 | Nickel, sludge, total, dry weight [as Ni] | INST MAX | report only | Oct |
| 001 | Mercury, sludge, total, dry weight [as Hg] | INST MAX | report only | Oct |
| 001 | Chromium, sludge, total, dry weight [as Cr] | INST MAX | report only | Oct |
| 001 | Copper, sludge, total, dry weight [as Cu] | INST MAX | report only | Oct |
| 001 | Cadmium, sludge, total, dry weight [as Cd] | INST MAX | report only | Oct |
| 001 | BOD, 5-day, percent removal | MN % RMV | >= 90 % | all year |
| 001 | Solids, suspended percent removal | MN % RMV | >= 90 % | all year |
| 001 | NOAEL Static 48Hr Acute D. pulex | MINIMUM | report only | Jan, Apr, Jul, Oct |
| 001 | NOAEL Static 48Hr Acute D. pulex | MINIMUM | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
| 001 | NOAEL Static 48Hr Acute Pimephales promelas | MINIMUM | report only | Jan, Apr, Jul, Oct |
| 001 | NOAEL Static 48Hr Acute Pimephales promelas | MINIMUM | report only | Feb, Mar, May, Jun, Aug, Sep, Nov, Dec |
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