SUMMIT CORPORATION OF AMERICA

NPDES permit CT0001180 · Major NON-POTW · effective, expires 2028-07-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file
Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
0required values missing, on 0 form(s)
11of 22 forms filed late

Last period with anything received: 2026-07-31.

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (120)

OutfallParameterStatisticLimitMonths
001Flow rateMO AVG <= 160000 gal/d all year
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. CDAILY MX <= 50 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 40 lb/d all year
001BOD, 5-day, 20 deg. CDAILY MX report only all year
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 8 SU all year
001Alkalinity, total [as CaCO3]MO AVG report only all year
001Alkalinity, total [as CaCO3]DAILY MX report only all year
001Solids, total suspendedMO AVG <= 20 mg/L all year
001Solids, total suspendedDAILY MX <= 30 mg/L all year
001Solids, total suspendedMO AVG <= 12.1 kg/d all year
001Solids, total suspendedDAILY MX <= 18.1 kg/d all year
001Oil & GreaseMO AVG <= 10 mg/L all year
001Oil & GreaseDAILY MX report only all year
001Oil & GreaseMO AVG <= 6.05 kg/d all year
001Oil & GreaseDAILY MX report only all year
001Nitrogen, total [as N]MO AVG <= 26.7 lb/d all year
001Nitrogen, total [as N]DAILY MX report only all year
001Nitrogen, ammonia total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]DAILY MX report only all year
001Nitrogen, ammonia total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]DAILY MX report only all year
001Nitrogen, nitrite total [as N]MO AVG report only all year
001Nitrogen, nitrite total [as N]DAILY MX report only all year
001Nitrogen, nitrate total [as N]MO AVG report only all year
001Nitrogen, nitrate total [as N]DAILY MX report only all year
001Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
001Nitrogen, Kjeldahl, total [as N]DAILY MX report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]DAILY MX report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]DAILY MX report only all year
001Cyanide, total [as CN]MO AVG <= 51 ug/L all year
001Cyanide, total [as CN]DAILY MX <= 137 ug/L all year
001Cyanide, total [as CN]MO AVG <= 30 g/d all year
001Cyanide, total [as CN]DAILY MX <= 82 g/d all year
001Cyanide, free [amenable to chlorination]MO AVG <= .1 mg/L all year
001Cyanide, free [amenable to chlorination]DAILY MX <= .2 mg/L all year
001Chloride [as Cl]MO AVG report only all year
001Chloride [as Cl]DAILY MX report only all year
001Fluoride, total [as F]MO AVG <= 20 mg/L all year
001Fluoride, total [as F]DAILY MX <= 30 mg/L all year
001Fluoride, total [as F]MO AVG <= 12.1 kg/d all year
001Fluoride, total [as F]DAILY MX <= 18.1 kg/d all year
001Cadmium, total [as Cd]MO AVG <= .08 ug/L Mar
001Cadmium, total [as Cd]DAILY MX <= .2 ug/L Mar
001Cadmium, total [as Cd]MO AVG <= .05 g/d Mar
001Cadmium, total [as Cd]DAILY MX <= .12 g/d Mar
001Chromium, total [as Cr]MO AVG <= 26 ug/L Feb, Aug
001Chromium, total [as Cr]DAILY MX <= 68 ug/L Feb, Aug
001Chromium, total [as Cr]MO AVG <= 9.5 g/d Feb, Aug
001Chromium, total [as Cr]DAILY MX <= 44 g/d Feb, Aug
001Copper, total [as Cu]MO AVG <= 148 ug/L all year
001Copper, total [as Cu]DAILY MX <= 253 ug/L all year
001Copper, total [as Cu]MO AVG <= 101 g/d all year
001Copper, total [as Cu]DAILY MX <= 172 g/d all year
001Iron, total [as Fe]MO AVG <= 3 mg/L all year
001Iron, total [as Fe]DAILY MX <= 5 mg/L all year
001Iron, total [as Fe]MO AVG <= 1816 g/d all year
001Iron, total [as Fe]DAILY MX <= 3027 g/d all year
001Lead, total [as Pb]MO AVG <= 8 ug/L all year
001Lead, total [as Pb]DAILY MX <= 21 ug/L all year
001Lead, total [as Pb]MO AVG <= 4.8 g/d all year
001Lead, total [as Pb]DAILY MX <= 13 g/d all year
001Nickel, total [as Ni]MO AVG <= 190 ug/L all year
001Nickel, total [as Ni]DAILY MX <= 628 ug/L all year
001Nickel, total [as Ni]MO AVG <= 114 g/d all year
001Nickel, total [as Ni]DAILY MX <= 377 g/d all year
001Silver, total [as Ag]MO AVG <= 32 ug/L all year
001Silver, total [as Ag]DAILY MX <= 65 ug/L all year
001Silver, total [as Ag]MO AVG <= 22 g/d all year
001Silver, total [as Ag]DAILY MX <= 44 g/d all year
001Zinc, total [as Zn]MO AVG <= .249 mg/L all year
001Zinc, total [as Zn]DAILY MX <= .667 mg/L all year
001Zinc, total [as Zn]MO AVG <= 149 g/d all year
001Zinc, total [as Zn]DAILY MX <= 400 g/d all year
001Tin, total [as Sn]MO AVG <= 2 mg/L all year
001Tin, total [as Sn]DAILY MX <= 4 mg/L all year
001Tin, total [as Sn]MO AVG <= 1211 g/d all year
001Tin, total [as Sn]DAILY MX <= 2422 g/d all year
001Aluminum, total [as Al]MO AVG <= 201 ug/L all year
001Aluminum, total [as Al]DAILY MX <= 538 ug/L all year
001Aluminum, total [as Al]MO AVG <= 122 g/d all year
001Aluminum, total [as Al]DAILY MX <= 326 g/d all year
001ChloroformMO AVG report only all year
001ChloroformDAILY MX report only all year
001ChloroformMO AVG report only all year
001ChloroformDAILY MX report only all year
001Flow, maximum during 24 hr periodDAILY MX <= 250000 gal/d all year
001Chlorine, total residualMO AVG report only all year
001Chlorine, total residualDAILY MX report only all year
001Chlorine, total residualMO AVG report only all year
001Chlorine, total residualDAILY MX report only all year
001Surfactants, anionic MO AVG report only all year
001Surfactants, anionic DAILY MX report only all year
001pH, maximumINST MAX <= 8 SU all year
001pH, minimumINST MIN >= 6.5 SU all year
001FormaldehydeMO AVG report only all year
001FormaldehydeDAILY MX report only all year
001Gold, total [as Au]MO AVG <= .1 mg/L all year
001Gold, total [as Au]DAILY MX <= .5 mg/L all year
001Gold, total [as Au]MO AVG <= 61 g/d all year
001Gold, total [as Au]DAILY MX <= 303 g/d all year
001FlowDAILY MX <= 250000 gal/d all year
001Organics, total toxic [TTO]INST MAX <= 1 mg/L all year
001Duration of dischargeMO AVG report only all year
001Duration of dischargeDAILY MX report only all year
001LC50 Static 48Hr Acute D. PulexBB > 46.3 % Mar, Jun, Sep, Dec
001LC50 Static 48Hr Acute D. PulexDAILY MN > 23 % Mar, Jun, Sep, Dec
001LC50 Static 48Hr Acute Pimephales promelasBB > 46.3 % Mar, Jun, Sep, Dec
001LC50 Static 48Hr Acute Pimephales promelasDAILY MN > 23 % Mar, Jun, Sep, Dec
001NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiaBB report only Feb, Aug
001NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiaDAILY MN report only Feb, Aug
001NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelasBB > 4.6 % Feb, Aug
001NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelasDAILY MN > 2.3 % Feb, Aug
001NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiaBB report only Feb, Aug
001NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiaDAILY MN report only Feb, Aug
001NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelasBB > 4.6 % Feb, Aug
001NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelasDAILY MN > 2.3 % Feb, Aug

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