TORRINGTON WPCF

NPDES permit CT0100579 · Major POTW · expired, expires 2025-10-31 · 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.

This permit expired on 2025-10-31 and is expired: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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

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

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

Reporting

Reports are due about 15 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (82)

OutfallParameterStatisticLimitMonths
001Flow rateMO AVG report only all year
001Flow rateDAILY MX report only all year
001Oxygen, dissolved [DO]INST MIN >= 5 mg/L 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 report only all year
001BOD, 5-day, 20 deg. CDAILY MX report only Jan, Apr, Jul, Oct
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedDAILY MX <= 50 mg/L all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedDAILY MX report only Jan, Apr, Jul, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 3.1 mg/L Oct
001Nitrogen, ammonia total [as N]MO AVG <= 6.8 mg/L May
001Nitrogen, ammonia total [as N]MO AVG <= 3.7 mg/L Jun
001Nitrogen, ammonia total [as N]MO AVG report only Jan, Feb, Mar, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 1.7 mg/L Jul, Aug, Sep
001Nitrogen, ammonia total [as N]MO AVG <= 12.7 mg/L Apr
001Nitrogen, ammonia total [as N]DAILY MX report only Oct
001Nitrogen, ammonia total [as N]DAILY MX report only May
001Nitrogen, ammonia total [as N]DAILY MX report only Jun
001Nitrogen, ammonia total [as N]DAILY MX report only Jan, Feb, Mar, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX report only Jul, Aug, Sep
001Nitrogen, ammonia total [as N]DAILY MX report only Apr
001Nitrogen, ammonia total [as N]DAILY MX report only Jan, Apr, Jul, Oct
001Nitrogen, nitrite total [as N]DAILY MX report only Jan, Apr, Jul, Oct
001Nitrogen, nitrate total [as N]DAILY MX report only Jan, Apr, Jul, Oct
001Phosphorus, total [as P]MO AVG <= .62 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]DAILY MX <= 1.24 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]DAILY MX report only Jan, Feb, Mar, Nov, Dec
001Phosphorus, total [as P]DAILY MX report only Jan, Apr, Jul, Oct
001Cyanide, total [as CN]DAILY MX report only Jan, Apr, Jul, Oct
001Cyanide, free [amenable to chlorination]DAILY MX report only Jan, Apr, Jul, Oct
001Arsenic, total [as As]DAILY MX report only Jan, Apr, Jul, Oct
001Beryllium, total [as Be]DAILY MX report only Jan, Apr, Jul, Oct
001Cadmium, total [as Cd]DAILY MX report only Jan, Apr, Jul, Oct
001Chromium, hexavalent [as Cr]DAILY MX report only Jan, Apr, Jul, Oct
001Chromium, total [as Cr]DAILY MX report only Jan, Apr, Jul, Oct
001Copper, total [as Cu]MO AVG report only all year
001Copper, total [as Cu]DAILY MX report only all year
001Copper, total [as Cu]DAILY MX report only Jan, Apr, Jul, Oct
001Iron, total [as Fe]DAILY MX report only Jan, Apr, Jul, Oct
001Lead, total [as Pb]DAILY MX report only Jan, Apr, Jul, Oct
001Thallium, total [as Tl]DAILY MX report only Jan, Apr, Jul, Oct
001Nickel, total [as Ni]MO AVG report only all year
001Nickel, total [as Ni]DAILY MX report only all year
001Nickel, total [as Ni]MO AVG <= .777 kg/d all year
001Nickel, total [as Ni]DAILY MX <= 1.78 kg/d all year
001Nickel, total [as Ni]DAILY MX report only Jan, Apr, Jul, Oct
001Silver, total [as Ag]DAILY MX report only Jan, Apr, Jul, Oct
001Zinc, total [as Zn]DAILY MX report only all year
001Zinc, total [as Zn]DAILY MX report only Jan, Apr, Jul, Oct
001Antimony, total [as Sb]DAILY MX report only Jan, Apr, Jul, Oct
001Aluminum, total [as Al]DAILY MX report only Jan, Apr, Jul, Oct
001Selenium, total [as Se]DAILY MX report only Jan, Apr, Jul, Oct
001Polychlorinated biphenyls [PCBs]INST MAX report only Jan, Mar, May, Jul, Sep, Nov
001PhenolsDAILY MX report only Jan, Apr, Jul, Oct
001Chlorine, total residualDAILY MX report only Jan, Apr, Jul, Oct
001E. coli30DA GEO <= 126 #/100mL May, Jun, Jul, Aug, Sep
001E. coliMAXIMUM <= 410 #/100mL May, Jun, Jul, Aug, Sep
001Phosphorus, Total [Avg Seasonal Load Cap]MO AVG <= 17.29 lb/d Oct
001Arsenic, sludge tot. dry wt [as As]INST MAX report only Jan, Mar, May, Jul, Sep, Nov
001Beryllium, sludge, tot. dry wt [as Be]INST MAX report only Jan, Mar, May, Jul, Sep, Nov
001Ultraviolet light dosageINST MIN >= 30 mW-sec/cm2 May, Jun, Jul, Aug, Sep
001Solids, total, percentMINIMUM report only Jan, Mar, May, Jul, Sep, Nov
001Solids, fixed, % of total solidsMINIMUM report only Jan, Mar, May, Jul, Sep, Nov
001Solids, volatile % of total solidsMINIMUM report only Jan, Mar, May, Jul, Sep, Nov
001Mercury, total [as Hg]DAILY MX report only Jan, Apr, Jul, Oct
001Zinc, sludge, total, dry weight [as Zn]INST MAX report only Jan, Mar, May, Jul, Sep, Nov
001Lead, sludge, total, dry weight [as Pb]INST MAX report only Jan, Mar, May, Jul, Sep, Nov
001Nickel, sludge, total, dry weight [as Ni]INST MAX report only Jan, Mar, May, Jul, Sep, Nov
001Mercury, sludge, total, dry weight [as Hg]INST MAX report only Jan, Mar, May, Jul, Sep, Nov
001Chromium, sludge, total, dry weight [as Cr]INST MAX report only Jan, Mar, May, Jul, Sep, Nov
001Copper, sludge, total, dry weight [as Cu]INST MAX report only Jan, Mar, May, Jul, Sep, Nov
001Cadmium, sludge, total, dry weight [as Cd]INST MAX report only Jan, Mar, May, Jul, Sep, Nov
001BOD, carbonaceous [5 day, 5 C]MO AVG report only all year
001BOD, carbonaceous [5 day, 5 C]DAILY MX report only all year
001BOD, 5-day, percent removalMINIMUM >= 85 % all year
001Solids, suspended percent removalMINIMUM >= 85 % all year
001NOAEL Static 48Hr Acute D. pulexMINIMUM >= 90 % survival Jan, Apr, Jul, Oct
001NOAEL Static 48Hr Acute Pimephales promelasMINIMUM >= 90 % survival Jan, Apr, Jul, Oct

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