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Electric Services, major discharger, Bridgeport, Connecticut. NPDES permit CT0003778 expired Mar 17, 2004; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | instantaneous maximum | report only (deg F) | Feb, May, Aug, Nov | 001 |
| Copper, dissolved [as Cu] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 001 |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 001 |
| Lead, dissolved [as Pb] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 001 |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 001 |
| Nickel, dissolved [as Ni] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 001 |
| Nickel, total [as Ni] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 001 |
| Zinc, dissolved [as Zn] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 001 |
| Zinc, total [as Zn] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 001 |
| Flow | daily maximum | report only (MGD) | Feb, May, Aug, Nov | 001 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 002 |
| pH | instantaneous minimum | ≥ 6 SU | Feb, May, Aug, Nov | 002 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 002 |
| pH | instantaneous maximum | ≤ 9 SU | Feb, May, Aug, Nov | 002 |
| Solids, total suspended | instantaneous maximum | ≤ 30 mg/L | all year | 002 |
| Solids, total suspended | instantaneous maximum | ≤ 30 mg/L | Feb, May, Aug, Nov | 002 |
| Oil & Grease | instantaneous maximum | ≤ 15 mg/L | all year | 002 |
| Oil & Grease | instantaneous maximum | ≤ 15 mg/L | Feb, May, Aug, Nov | 002 |
| Copper, total [as Cu] | instantaneous maximum | report only (mg/L) | all year | 002 |
| Copper, total [as Cu] | instantaneous maximum | report only (mg/L) | Feb, Nov | 002 |
| Lead, total [as Pb] | instantaneous maximum | report only (mg/L) | all year | 002 |
| Lead, total [as Pb] | instantaneous maximum | report only (mg/L) | Feb, Nov | 002 |
| Nickel, total [as Ni] | instantaneous maximum | report only (mg/L) | all year | 002 |
| Nickel, total [as Ni] | instantaneous maximum | report only (mg/L) | Feb, Nov | 002 |
| Zinc, total [as Zn] | instantaneous maximum | report only (mg/L) | all year | 002 |
| Zinc, total [as Zn] | instantaneous maximum | report only (mg/L) | Feb, Nov | 002 |
| Chlorine, total residual | instantaneous maximum | report only (mg/L) | all year | 002 |
| Chlorine, total residual | instantaneous maximum | report only (mg/L) | Feb, Nov | 002 |
| Flow | daily maximum | ≤ 125000 gal/d | all year | 002 |
| Duration of discharge | daily maximum | report only (hr/d) | all year | 002 |
| Flow rate | instantaneous maximum | report only (gal/min) | Feb, May, Aug, Nov | 003 |
| pH | instantaneous minimum | ≥ 6 SU | Feb, May, Aug, Nov | 003 |
| pH | instantaneous maximum | ≤ 9 SU | Feb, May, Aug, Nov | 003 |
| Solids, total suspended | instantaneous maximum | ≤ 30 mg/L | Feb, May, Aug, Nov | 003 |
| Oil & Grease | instantaneous maximum | ≤ 15 mg/L | Feb, May, Aug, Nov | 003 |
| Copper, total [as Cu] | instantaneous maximum | report only (mg/L) | Feb, Nov | 003 |
| Lead, total [as Pb] | instantaneous maximum | report only (mg/L) | Feb, Nov | 003 |
| Nickel, total [as Ni] | instantaneous maximum | report only (mg/L) | Feb, Nov | 003 |
| Zinc, total [as Zn] | instantaneous maximum | report only (mg/L) | Feb, Nov | 003 |
| Chlorine, total residual | instantaneous maximum | report only (mg/L) | Feb, Nov | 003 |
| Flow rate | instantaneous maximum | report only (gal/min) | Feb, May, Aug, Nov | 004 |
| pH | instantaneous minimum | ≥ 6 SU | Feb, May, Aug, Nov | 004 |
| pH | instantaneous maximum | ≤ 9 SU | Feb, May, Aug, Nov | 004 |
| Solids, total suspended | instantaneous maximum | ≤ 30 mg/L | Feb, May, Aug, Nov | 004 |
| Oil & Grease | instantaneous maximum | ≤ 15 mg/L | Feb, May, Aug, Nov | 004 |
| Copper, total [as Cu] | instantaneous maximum | report only (mg/L) | Feb, Nov | 004 |
| Lead, total [as Pb] | instantaneous maximum | report only (mg/L) | Feb, Nov | 004 |
| Nickel, total [as Ni] | instantaneous maximum | report only (mg/L) | Feb, Nov | 004 |
| Zinc, total [as Zn] | instantaneous maximum | report only (mg/L) | Feb, Nov | 004 |
| Chlorine, total residual | instantaneous maximum | report only (mg/L) | Feb, Nov | 004 |
| Temperature, water deg. fahrenheit | instantaneous maximum | report only (deg F) | all year | 005 |
| pH | instantaneous minimum | ≥ 6 SU | Feb, Nov | 005 |
| pH | instantaneous maximum | ≤ 9 SU | Feb, Nov | 005 |
| Copper, dissolved [as Cu] | daily maximum | report only (ug/L) | Feb, Nov | 005 |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | Feb, Nov | 005 |
| Lead, dissolved [as Pb] | daily maximum | report only (ug/L) | Feb, Nov | 005 |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | Feb, Nov | 005 |
| Nickel, dissolved [as Ni] | daily maximum | report only (ug/L) | Feb, Nov | 005 |
| Nickel, total [as Ni] | daily maximum | report only (ug/L) | Feb, Nov | 005 |
| Zinc, dissolved [as Zn] | daily maximum | report only (ug/L) | Feb, Nov | 005 |
| Zinc, total [as Zn] | daily maximum | report only (ug/L) | Feb, Nov | 005 |
| Chlorine, total residual | instantaneous maximum | ≤ .2 mg/L | all year | 005 |
| Flow | daily maximum | ≤ 101 MGD | all year | 005 |
| Pass/Fail Static 48Hr Acute Americamysis bahia (formerly Mysidopsis bahia) | average | report only (pass=0;fail=1) | Feb, Nov | 005 |
| Pass/Fail Static 48Hr Acute Americamysis bahia (formerly Mysidopsis bahia) | average | report only (pass=0;fail=1) | Jan, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Dec | 005 |
| Pass/Fail Static 96 Hr Acute Cyprinodon Variega | average | report only (pass=0;fail=1) | Feb, Nov | 005 |
| Pass/Fail Static 96 Hr Acute Cyprinodon Variega | average | report only (pass=0;fail=1) | Jan, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Dec | 005 |
| Pass/Fail Static 4 Day Chronic Mysidopsis Bahia | average | report only (pass=0;fail=1) | Feb, Nov | 005 |
| Pass/Fail Static 4 Day Chronic Mysidopsis Bahia | average | report only (pass=0;fail=1) | Jan, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Dec | 005 |
| Pass/Fail Static 4 Day Chronic Cyprinodon Variega | average | report only (pass=0;fail=1) | Feb, Nov | 005 |
| Pass/Fail Static 4 Day Chronic Cyprinodon Variega | average | report only (pass=0;fail=1) | Jan, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Dec | 005 |
| Temperature, water deg. fahrenheit | instantaneous maximum | report only (deg F) | all year | 006 |
| pH | instantaneous minimum | ≥ 6 SU | Feb, Nov | 006 |
| pH | instantaneous maximum | ≤ 9 SU | Feb, Nov | 006 |
| Copper, dissolved [as Cu] | daily maximum | report only (ug/L) | Feb, Nov | 006 |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | Feb, Nov | 006 |
| Lead, dissolved [as Pb] | daily maximum | report only (ug/L) | Feb, Nov | 006 |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | Feb, Nov | 006 |
| Nickel, dissolved [as Ni] | daily maximum | report only (ug/L) | Feb, Nov | 006 |
| Nickel, total [as Ni] | daily maximum | report only (ug/L) | Feb, Nov | 006 |
| Zinc, dissolved [as Zn] | daily maximum | report only (ug/L) | Feb, Nov | 006 |
| Zinc, total [as Zn] | daily maximum | report only (ug/L) | Feb, Nov | 006 |
| Chlorine, total residual | instantaneous maximum | ≤ .2 mg/L | all year | 006 |
| Flow | daily maximum | report only (MGD) | all year | 006 |
| Pass/Fail Static 48Hr Acute Americamysis bahia (formerly Mysidopsis bahia) | average | report only (pass=0;fail=1) | Feb, Nov | 006 |
| Pass/Fail Static 48Hr Acute Americamysis bahia (formerly Mysidopsis bahia) | average | report only (pass=0;fail=1) | Jan, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Dec | 006 |
| Pass/Fail Static 96 Hr Acute Cyprinodon Variega | average | report only (pass=0;fail=1) | Feb, Nov | 006 |
| Pass/Fail Static 96 Hr Acute Cyprinodon Variega | average | report only (pass=0;fail=1) | Jan, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Dec | 006 |
| Pass/Fail Static 4 Day Chronic Mysidopsis Bahia | average | report only (pass=0;fail=1) | Feb, Nov | 006 |
| Pass/Fail Static 4 Day Chronic Mysidopsis Bahia | average | report only (pass=0;fail=1) | Jan, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Dec | 006 |
| Pass/Fail Static 4 Day Chronic Cyprinodon Variega | average | report only (pass=0;fail=1) | Feb, Nov | 006 |
| Pass/Fail Static 4 Day Chronic Cyprinodon Variega | average | report only (pass=0;fail=1) | Jan, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Dec | 006 |
| Flow rate | monthly average | report only (gal/d) | Feb, May, Aug, Nov | 008 |
| pH | instantaneous minimum | ≥ 6 SU | Feb, May, Aug, Nov | 008 |
| pH | instantaneous maximum | ≤ 9 SU | Feb, May, Aug, Nov | 008 |
| Solids, total suspended | instantaneous maximum | ≤ 30 mg/L | Feb, May, Aug, Nov | 008 |
| Oil & Grease | instantaneous maximum | ≤ 15 mg/L | Feb, May, Aug, Nov | 008 |
| Copper, total [as Cu] | instantaneous maximum | report only (mg/L) | Feb, Nov | 008 |
| Lead, total [as Pb] | instantaneous maximum | report only (mg/L) | Feb, Nov | 008 |
| Nickel, total [as Ni] | instantaneous maximum | report only (mg/L) | Feb, Nov | 008 |
| Zinc, total [as Zn] | instantaneous maximum | report only (mg/L) | Feb, Nov | 008 |
| Chlorine, total residual | instantaneous maximum | report only (mg/L) | Feb, Nov | 008 |
| Flow | daily maximum | report only (gal/d) | Feb, May, Aug, Nov | 008 |
| Hydrazine | instantaneous maximum | report only (mg/L) | Feb, Nov | 008 |
| Duration of discharge | daily maximum | report only (hr/d) | Feb, May, Aug, Nov | 008 |
| Flow rate | monthly average | report only (gal/d) | Feb, May, Aug, Nov | 009 |
| pH | instantaneous minimum | ≥ 6 SU | Feb, May, Aug, Nov | 009 |
| pH | instantaneous maximum | ≤ 9 SU | Feb, May, Aug, Nov | 009 |
| Solids, total suspended | instantaneous maximum | ≤ 30 mg/L | Feb, May, Aug, Nov | 009 |
| Oil & Grease | instantaneous maximum | ≤ 15 mg/L | Feb, May, Aug, Nov | 009 |
| Copper, total [as Cu] | instantaneous maximum | report only (mg/L) | Feb, Nov | 009 |
| Lead, total [as Pb] | instantaneous maximum | report only (mg/L) | Feb, Nov | 009 |
| Nickel, total [as Ni] | instantaneous maximum | report only (mg/L) | Feb, Nov | 009 |
| Zinc, total [as Zn] | instantaneous maximum | report only (mg/L) | Feb, Nov | 009 |
| Chlorine, total residual | instantaneous maximum | report only (mg/L) | Feb, Nov | 009 |
| Flow | daily maximum | ≤ 18000 gal/d | Feb, May, Aug, Nov | 009 |
| Duration of discharge | daily maximum | report only (hr/d) | Feb, May, Aug, Nov | 009 |
| Pass/Fail Static 48Hr Acute Americamysis bahia (formerly Mysidopsis bahia) | average | report only (pass=0;fail=1) | Nov | 009 |
| Pass/Fail Static 48Hr Acute Americamysis bahia (formerly Mysidopsis bahia) | average | report only (pass=0;fail=1) | Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Dec | 009 |
| Pass/Fail Static 96 Hr Acute Cyprinodon Variega | average | report only (pass=0;fail=1) | Nov | 009 |
| Pass/Fail Static 96 Hr Acute Cyprinodon Variega | average | report only (pass=0;fail=1) | Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Dec | 009 |
| Pass/Fail Static 4 Day Chronic Mysidopsis Bahia | average | report only (pass=0;fail=1) | Nov | 009 |
| Pass/Fail Static 4 Day Chronic Mysidopsis Bahia | average | report only (pass=0;fail=1) | Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Dec | 009 |
| Pass/Fail Static 4 Day Chronic Cyprinodon Variega | average | report only (pass=0;fail=1) | Nov | 009 |
| Pass/Fail Static 4 Day Chronic Cyprinodon Variega | average | report only (pass=0;fail=1) | Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Dec | 009 |
| Flow rate | instantaneous maximum | report only (gal/min) | Feb, May, Aug, Nov | 010 |
| pH | instantaneous minimum | ≥ 6 SU | Feb, May, Aug, Nov | 010 |
| pH | instantaneous maximum | ≤ 9 SU | Feb, May, Aug, Nov | 010 |
| Solids, total suspended | instantaneous maximum | ≤ 30 mg/L | Feb, May, Aug, Nov | 010 |
| Oil & Grease | instantaneous maximum | ≤ 15 mg/L | Feb, May, Aug, Nov | 010 |
| Copper, total [as Cu] | instantaneous maximum | report only (mg/L) | Feb, Nov | 010 |
| Lead, total [as Pb] | instantaneous maximum | report only (mg/L) | Feb, Nov | 010 |
| Nickel, total [as Ni] | instantaneous maximum | report only (mg/L) | Feb, Nov | 010 |
| Zinc, total [as Zn] | instantaneous maximum | report only (mg/L) | Feb, Nov | 010 |
| Chlorine, total residual | instantaneous maximum | report only (mg/L) | Feb, Nov | 010 |
| Flow rate | monthly average | ≤ .652 MGD | all year | 012 |
| Flow rate | monthly average | ≤ 432000 gal/d | all year | 012 |
| Flow rate | monthly average | ≤ 120000 gal/d | all year | 012 |
| Flow rate | monthly average | ≤ 100000 gal/d | all year | 012 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 012 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 012 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 012 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 012 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 012 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 012 |
| pH | instantaneous maximum | ≤ 9.5 SU | all year | 012 |
| pH | instantaneous maximum | ≤ 9.5 SU | all year | 012 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 012 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 012 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 012 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 012 |
| Solids, total suspended | monthly average | ≤ 20 mg/L | all year | 012 |
| Solids, total suspended | monthly average | ≤ 20 mg/L | all year | 012 |
| Solids, total suspended | monthly average | ≤ 20 mg/L | all year | 012 |
| Solids, total suspended | daily maximum | ≤ 30 mg/L | all year | 012 |
| Solids, total suspended | daily maximum | ≤ 30 mg/L | all year | 012 |
| Solids, total suspended | daily maximum | ≤ 30 mg/L | all year | 012 |
| Oil & Grease | monthly average | ≤ 10 mg/L | all year | 012 |
| Oil & Grease | monthly average | ≤ 10 mg/L | all year | 012 |
| Oil & Grease | monthly average | ≤ 10 mg/L | all year | 012 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 012 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 012 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 012 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 012 |
| Nitrogen, nitrite total [as N] | daily maximum | report only (mg/L) | all year | 012 |
| Nitrogen, nitrate total [as N] | daily maximum | report only (mg/L) | all year | 012 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | all year | 012 |
| Arsenic, total [as As] | monthly average | report only (ug/L) | all year | 012 |
| Arsenic, total [as As] | monthly average | report only (ug/L) | all year | 012 |
| Arsenic, total [as As] | daily maximum | report only (mg/L) | all year | 012 |
| Arsenic, total [as As] | daily maximum | report only (ug/L) | all year | 012 |
| Arsenic, total [as As] | daily maximum | report only (ug/L) | all year | 012 |
| Arsenic, total [as As] | daily maximum | report only (ug/L) | all year | 012 |
| Arsenic, total [as As] | monthly average | ≤ .012 kg/d | all year | 012 |
| Arsenic, total [as As] | monthly average | ≤ .008 kg/d | all year | 012 |
| Arsenic, total [as As] | monthly average | ≤ .002 kg/d | all year | 012 |
| Arsenic, total [as As] | monthly average | ≤ .002 kg/d | all year | 012 |
| Arsenic, total [as As] | daily maximum | ≤ .024 kg/d | all year | 012 |
| Arsenic, total [as As] | daily maximum | ≤ .017 kg/d | all year | 012 |
| Arsenic, total [as As] | daily maximum | ≤ .004 kg/d | all year | 012 |
| Arsenic, total [as As] | daily maximum | ≤ .004 kg/d | all year | 012 |
| Cadmium, total [as Cd] | monthly average | report only (ug/L) | all year | 012 |
| Cadmium, total [as Cd] | monthly average | report only (ug/L) | all year | 012 |
| Cadmium, total [as Cd] | monthly average | report only (ug/L) | all year | 012 |
| Cadmium, total [as Cd] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 012 |
| Cadmium, total [as Cd] | daily maximum | report only (ug/L) | all year | 012 |
| Cadmium, total [as Cd] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 012 |
| Cadmium, total [as Cd] | daily maximum | report only (ug/L) | all year | 012 |
| Cadmium, total [as Cd] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 012 |
| Cadmium, total [as Cd] | daily maximum | report only (ug/L) | all year | 012 |
| Cadmium, total [as Cd] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 012 |
| Chromium, total [as Cr] | monthly average | report only (ug/L) | all year | 012 |
| Chromium, total [as Cr] | monthly average | report only (ug/L) | all year | 012 |
| Chromium, total [as Cr] | monthly average | report only (ug/L) | all year | 012 |
| Chromium, total [as Cr] | daily maximum | report only (ug/L) | all year | 012 |
| Chromium, total [as Cr] | daily maximum | report only (ug/L) | all year | 012 |
| Chromium, total [as Cr] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 012 |
| Chromium, total [as Cr] | daily maximum | report only (ug/L) | all year | 012 |
| Chromium, total [as Cr] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 012 |
| Chromium, total [as Cr] | daily maximum | report only (ug/L) | all year | 012 |
| Chromium, total [as Cr] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 012 |
| Copper, total [as Cu] | monthly average | ≤ 1 mg/L | all year | 012 |
| Copper, total [as Cu] | monthly average | ≤ 1 mg/L | all year | 012 |
| Copper, total [as Cu] | monthly average | report only (ug/L) | all year | 012 |
| Copper, total [as Cu] | monthly average | report only (ug/L) | all year | 012 |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year | 012 |
| Copper, total [as Cu] | daily maximum | ≤ 1 mg/L | all year | 012 |
| Copper, total [as Cu] | daily maximum | ≤ 1 mg/L | all year | 012 |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | all year | 012 |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | all year | 012 |
| Copper, total [as Cu] | monthly average | ≤ .106 kg/d | all year | 012 |
| Copper, total [as Cu] | monthly average | ≤ .049 kg/d | all year | 012 |
| Copper, total [as Cu] | monthly average | ≤ .043 kg/d | all year | 012 |
| Copper, total [as Cu] | monthly average | ≤ .036 kg/d | all year | 012 |
| Copper, total [as Cu] | daily maximum | ≤ .212 kg/d | all year | 012 |
| Copper, total [as Cu] | daily maximum | ≤ .099 kg/d | all year | 012 |
| Copper, total [as Cu] | daily maximum | ≤ .086 kg/d | all year | 012 |
| Copper, total [as Cu] | daily maximum | ≤ .072 kg/d | all year | 012 |
| Iron, total [as Fe] | monthly average | ≤ 1 mg/L | all year | 012 |
| Iron, total [as Fe] | daily maximum | ≤ 1 mg/L | all year | 012 |
| Lead, total [as Pb] | monthly average | report only (ug/L) | all year | 012 |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | Feb, May, Aug, Nov | 012 |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 012 |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | all year | 012 |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | all year | 012 |
| Lead, total [as Pb] | monthly average | ≤ .585 kg/d | Feb, May, Aug, Nov | 012 |
| Lead, total [as Pb] | monthly average | ≤ .405 kg/d | all year | 012 |
| Lead, total [as Pb] | monthly average | ≤ .094 kg/d | all year | 012 |
| Lead, total [as Pb] | monthly average | ≤ .094 kg/d | all year | 012 |
| Lead, total [as Pb] | daily maximum | ≤ 1.17 kg/d | Feb, May, Aug, Nov | 012 |
| Lead, total [as Pb] | daily maximum | ≤ .816 kg/d | all year | 012 |
| Lead, total [as Pb] | daily maximum | ≤ .19 kg/d | all year | 012 |
| Lead, total [as Pb] | daily maximum | ≤ .189 kg/d | all year | 012 |
| Nickel, total [as Ni] | monthly average | report only (ug/L) | all year | 012 |
| Nickel, total [as Ni] | monthly average | report only (ug/L) | all year | 012 |
| Nickel, total [as Ni] | monthly average | report only (ug/L) | all year | 012 |
| Nickel, total [as Ni] | daily maximum | report only (mg/L) | all year | 012 |
| Nickel, total [as Ni] | daily maximum | report only (ug/L) | all year | 012 |
| Nickel, total [as Ni] | daily maximum | report only (ug/L) | all year | 012 |
| Nickel, total [as Ni] | daily maximum | report only (ug/L) | all year | 012 |
| Nickel, total [as Ni] | monthly average | ≤ .592 kg/d | all year | 012 |
| Nickel, total [as Ni] | monthly average | ≤ .533 kg/d | all year | 012 |
| Nickel, total [as Ni] | monthly average | ≤ .045 kg/d | all year | 012 |
| Nickel, total [as Ni] | monthly average | ≤ .019 kg/d | all year | 012 |
| Nickel, total [as Ni] | daily maximum | ≤ 1.184 kg/d | all year | 012 |
| Nickel, total [as Ni] | daily maximum | ≤ 1.071 kg/d | all year | 012 |
| Nickel, total [as Ni] | daily maximum | ≤ .09 kg/d | all year | 012 |
| Nickel, total [as Ni] | daily maximum | ≤ .038 kg/d | all year | 012 |
| Silver, total [as Ag] | daily maximum | report only (mg/L) | Feb, May, Aug, Nov | 012 |
| Silver, total [as Ag] | monthly average | ≤ .0862 kg/d | Feb, May, Aug, Nov | 012 |
| Silver, total [as Ag] | daily maximum | ≤ .172 kg/d | Feb, May, Aug, Nov | 012 |
| Zinc, total [as Zn] | monthly average | report only (ug/L) | all year | 012 |
| Zinc, total [as Zn] | monthly average | report only (ug/L) | all year | 012 |
| Zinc, total [as Zn] | monthly average | report only (ug/L) | all year | 012 |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | 012 |
| Zinc, total [as Zn] | daily maximum | report only (ug/L) | all year | 012 |
| Zinc, total [as Zn] | daily maximum | report only (ug/L) | all year | 012 |
| Zinc, total [as Zn] | daily maximum | report only (ug/L) | all year | 012 |
| Zinc, total [as Zn] | monthly average | ≤ 3.96 kg/d | all year | 012 |
| Zinc, total [as Zn] | monthly average | ≤ 2.762 kg/d | all year | 012 |
| Zinc, total [as Zn] | monthly average | ≤ .642 kg/d | all year | 012 |
| Zinc, total [as Zn] | monthly average | ≤ .639 kg/d | all year | 012 |
| Zinc, total [as Zn] | daily maximum | ≤ 7.92 kg/d | all year | 012 |
| Zinc, total [as Zn] | daily maximum | ≤ 5.553 kg/d | all year | 012 |
| Zinc, total [as Zn] | daily maximum | ≤ 1.291 kg/d | all year | 012 |
| Zinc, total [as Zn] | daily maximum | ≤ 1.285 kg/d | all year | 012 |
| Selenium, total [as Se] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 012 |
| Oxidants, total residual | monthly average | ≤ 219 ug/L | all year | 012 |
| Oxidants, total residual | monthly average | ≤ 219 ug/L | all year | 012 |
| Oxidants, total residual | monthly average | ≤ 219 ug/L | all year | 012 |
| Oxidants, total residual | monthly average | ≤ 219 ug/L | all year | 012 |
| Oxidants, total residual | daily maximum | ≤ 440 ug/L | all year | 012 |
| Oxidants, total residual | daily maximum | ≤ 440 ug/L | all year | 012 |
| Oxidants, total residual | daily maximum | ≤ 440 ug/L | all year | 012 |
| Oxidants, total residual | daily maximum | ≤ 440 ug/L | all year | 012 |
| Flow, maximum during 24 hr period | daily maximum | ≤ 1.32 MGD | all year | 012 |
| Flow, maximum during 24 hr period | daily maximum | ≤ 864000 gal/d | all year | 012 |
| Flow, maximum during 24 hr period | daily maximum | ≤ 288000 gal/d | all year | 012 |
| Flow, maximum during 24 hr period | daily maximum | ≤ 200000 gal/d | all year | 012 |
| Mercury, total [as Hg] | monthly average | report only (ug/L) | all year | 012 |
| Mercury, total [as Hg] | daily maximum | report only (mg/L) | all year | 012 |
| Mercury, total [as Hg] | daily maximum | report only (ug/L) | all year | 012 |
| Mercury, total [as Hg] | daily maximum | report only (ug/L) | all year | 012 |
| Mercury, total [as Hg] | daily maximum | report only (ug/L) | all year | 012 |
| Mercury, total [as Hg] | monthly average | ≤ .001 kg/d | all year | 012 |
| Mercury, total [as Hg] | monthly average | ≤ .0007 kg/d | all year | 012 |
| Mercury, total [as Hg] | monthly average | ≤ .00015 g/d | all year | 012 |
| Mercury, total [as Hg] | monthly average | ≤ .15 g/d | all year | 012 |
| Mercury, total [as Hg] | daily maximum | ≤ .002 kg/d | all year | 012 |
| Mercury, total [as Hg] | daily maximum | ≤ .002 kg/d | all year | 012 |
| Mercury, total [as Hg] | daily maximum | ≤ .0005 g/d | all year | 012 |
| Mercury, total [as Hg] | daily maximum | ≤ .5 g/d | all year | 012 |
| Flow | daily maximum | ≤ 1.32 MGD | all year | 012 |
| Flow | daily maximum | ≤ 864000 gal/d | all year | 012 |
| Flow | daily maximum | ≤ 288000 gal/d | all year | 012 |
| Flow | daily maximum | ≤ 200000 gal/d | all year | 012 |
| Hydrazine | monthly average | ≤ 292 ug/L | all year | 012 |
| Hydrazine | monthly average | ≤ 292 ug/L | all year | 012 |
| Hydrazine | monthly average | ≤ 292 ug/L | all year | 012 |
| Hydrazine | monthly average | ≤ 292 ug/L | all year | 012 |
| Hydrazine | daily maximum | ≤ 586 ug/L | all year | 012 |
| Hydrazine | daily maximum | ≤ 586 ug/L | all year | 012 |
| Hydrazine | daily maximum | ≤ 586 ug/L | all year | 012 |
| Hydrazine | daily maximum | ≤ 586 ug/L | all year | 012 |
| Pass/Fail Static 48Hr Acute Americamysis bahia (formerly Mysidopsis bahia) | average | report only (pass=0;fail=1) | Feb, May, Aug, Nov | 012 |
| Pass/Fail Static 48Hr Acute Americamysis bahia (formerly Mysidopsis bahia) | average | report only (pass=0;fail=1) | Feb, May, Aug, Nov | 012 |
| Pass/Fail Static 48Hr Acute Americamysis bahia (formerly Mysidopsis bahia) | average | report only (pass=0;fail=1) | Feb, May, Aug, Nov | 012 |
| Pass/Fail Static 48Hr Acute Americamysis bahia (formerly Mysidopsis bahia) | average | report only (pass=0;fail=1) | Feb, May, Aug, Nov | 012 |
| Pass/Fail Static 96 Hr Acute Cyprinodon Variega | average | report only (pass=0;fail=1) | Feb, May, Aug, Nov | 012 |
| Pass/Fail Static 96 Hr Acute Cyprinodon Variega | average | report only (pass=0;fail=1) | Feb, May, Aug, Nov | 012 |
| Pass/Fail Static 96 Hr Acute Cyprinodon Variega | average | report only (pass=0;fail=1) | Feb, May, Aug, Nov | 012 |
| Pass/Fail Static 96 Hr Acute Cyprinodon Variega | average | report only (pass=0;fail=1) | Feb, May, Aug, Nov | 012 |
| Pass/Fail Static 4 Day Chronic Mysidopsis Bahia | average | report only (pass=0;fail=1) | Feb, May, Aug, Nov | 012 |
| Pass/Fail Static 4 Day Chronic Mysidopsis Bahia | average | report only (pass=0;fail=1) | Feb, May, Aug, Nov | 012 |
| Pass/Fail Static 4 Day Chronic Cyprinodon Variega | average | report only (pass=0;fail=1) | Feb, May, Aug, Nov | 012 |
| Pass/Fail Static 4 Day Chronic Cyprinodon Variega | average | report only (pass=0;fail=1) | Feb, May, Aug, Nov | 012 |
| Flow rate | monthly average | report only (gal/d) | all year | 014 |
| Flow rate | daily maximum | report only (gal/d) | all year | 014 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 014 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 014 |
| Solids, total suspended | instantaneous maximum | ≤ 30 mg/L | all year | 014 |
| Oil & Grease | instantaneous maximum | ≤ 15 mg/L | all year | 014 |
| Flow | daily maximum | report only (gal/d) | all year | 014 |
| Duration of discharge | monthly average | report only (hr/d) | all year | 014 |
| Duration of discharge | daily maximum | report only (hr/d) | all year | 014 |
| Temperature, water deg. fahrenheit | instantaneous maximum | report only (deg F) | all year | 015 |
| pH | instantaneous minimum | ≥ 6 SU | Feb, Nov | 015 |
| pH | instantaneous maximum | ≤ 9 SU | Feb, Nov | 015 |
| Copper, dissolved [as Cu] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 015 |
| Copper, total [as Cu] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 015 |
| Lead, dissolved [as Pb] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 015 |
| Lead, total [as Pb] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 015 |
| Nickel, dissolved [as Ni] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 015 |
| Nickel, total [as Ni] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 015 |
| Zinc, dissolved [as Zn] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 015 |
| Zinc, total [as Zn] | daily maximum | report only (ug/L) | Feb, May, Aug, Nov | 015 |
| Chlorine, total residual | monthly average | report only (mg/L) | all year | 015 |
| Chlorine, total residual | instantaneous maximum | ≤ .2 mg/L | all year | 015 |
| Flow | daily maximum | ≤ 305 MGD | all year | 015 |
| Pass/Fail Static 48Hr Acute Americamysis bahia (formerly Mysidopsis bahia) | average | report only (pass=0;fail=1) | Feb, Nov | 015 |
| Pass/Fail Static 48Hr Acute Americamysis bahia (formerly Mysidopsis bahia) | average | report only (pass=0;fail=1) | Jan, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Dec | 015 |
| Pass/Fail Static 96 Hr Acute Cyprinodon Variega | average | report only (pass=0;fail=1) | Feb, Nov | 015 |
| Pass/Fail Static 96 Hr Acute Cyprinodon Variega | average | report only (pass=0;fail=1) | Jan, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Dec | 015 |
| Pass/Fail Static 4 Day Chronic Mysidopsis Bahia | average | report only (pass=0;fail=1) | Feb, Nov | 015 |
| Pass/Fail Static 4 Day Chronic Mysidopsis Bahia | average | report only (pass=0;fail=1) | Jan, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Dec | 015 |
| Pass/Fail Static 4 Day Chronic Cyprinodon Variega | average | report only (pass=0;fail=1) | Feb, Nov | 015 |
| Pass/Fail Static 4 Day Chronic Cyprinodon Variega | average | report only (pass=0;fail=1) | Jan, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Dec | 015 |
| Solids, total suspended | instantaneous maximum | report only (mg/L) | all year | 019 |
Cited limits by parameter: Connecticut's rules and the federal ones.
Same industry: the 12 Electric Services permits in Connecticut.
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Your permit document is the final word. As JSON: /api/v1/permits/CT0003778 · MCP: https://passage-data.com/mcp