OSWEGO (C)

NPDES permit NY0029106 · Major POTW · effective, expires 2031-04-30 · 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

9values over a limit
0required values missing, on 0 form(s)
0of 29 forms filed late

Last period with anything received: 2026-07-31. Most often over: Flow, in conduit or thru treatment plant (3), Solids, settleable (3), Solids, total suspended (2).

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 (97)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeDAILY MX report only all year
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. C7 DA AVG <= 45 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 2000 lb/d all year
001BOD, 5-day, 20 deg. C7 DA AVG <= 3000 lb/d all year
001BOD, 5-day, 20 deg. CMO AVG report only all year
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspended7 DA AVG <= 45 mg/L all year
001Solids, total suspendedMO AVG <= 2000 lb/d all year
001Solids, total suspended7 DA AVG <= 3000 lb/d all year
001Solids, total suspendedMO AVG report only all year
001Solids, settleableDAILY MX <= .3 mL/L all year
001Nitrogen, ammonia total [as N]MO AVG <= 4.9 mg/L Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 7.2 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 12 mg/L Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 19 mg/L Jan, Feb, Mar, Apr, May, Nov, Dec
001Phosphorus, total [as P]MO AVG <= 1 mg/L all year
001Phosphorus, total [as P]MO AVG report only all year
001Copper, total [as Cu]DAILY MX <= 150 ug/L all year
001Copper, total [as Cu]DAILY MX report only all year
001Copper, total [as Cu]DAILY MX report only all year
001Zinc, total recoverableDAILY MX <= 1.3 mg/L all year
001Zinc, total recoverableDAILY MX report only all year
001Lead, total recoverableDAILY MX report only all year
001Lead, total recoverableDAILY MX <= 93 ug/L all year
001Lead, total recoverableDAILY MX report only all year
001Di[2-ethylhexyl] phthalate [DEHP]DAILY MX <= 3.34 lb/d (alert) all year
001Di[2-ethylhexyl] phthalate [DEHP]DAILY MX report only all year
001PhenolsMO AVG report only all year
001PhenolsMO AVG report only all year
001PhenolsMO AVG <= 10 ug/L all year
001PhenolsMO AVG <= .67 lb/d all year
001Flow, in conduit or thru treatment plantMO AVG <= 8 MGD all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualDAILY MX <= .25 mg/L all year
001E. coli30DA GEO report only all year
001E. coli7 DA GEO report only all year
001Perfluorooctanoic acid (PFOA)DAILY MX <= 10 ng/L (alert) all year
001Perfluorobutanoic acid (PFBA)DAILY MX report only all year
001Perfluorooctanesulfonamide (PFOSA)DAILY MX report only all year
001Perfluoropentanoic acid (PFPeA)DAILY MX report only all year
001Perfluorohexanoic acid (PFHxA)DAILY MX report only all year
001Perfluoroheptanoic acid (PFHpA)DAILY MX report only all year
001Perfluorononanoic acid (PFNA)DAILY MX report only all year
001Perfluorodecanoic acid (PFDA)DAILY MX report only all year
001Perfluoroundecanoic acid (PFUnA)DAILY MX report only all year
001Perfluorododecanoic acid (PFDoA)DAILY MX report only all year
001Perfluorotridecanoic acid (PFTrDA)DAILY MX report only all year
001Perfluorotetradecanoic acid (PFTeDA)DAILY MX report only all year
001N-ethyl perfluorooctanesulfonamidoethanol (NEtFOSE)DAILY MX report only all year
001N-methyl perfluorooctanesulfonamidoethanol (NMeFOSE)DAILY MX report only all year
001N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA)DAILY MX report only all year
001N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA)DAILY MX report only all year
001Perfluorobutanesulfonic acid (PFBS)DAILY MX report only all year
001Perfluorodecanesulfonic acid (PFDS)DAILY MX report only all year
001Perfluoroheptanesulfonic acid (PFHpS)DAILY MX report only all year
001Perfluorohexanesulfonic acid (PFHxS)DAILY MX report only all year
001Perfluorooctanesulfonic acid (PFOS)DAILY MX <= 10 ng/L (alert) all year
0011H,1H,2H,2H-Perfluorohexane sulfonic acid (4:2 FTS)DAILY MX report only all year
0011H,1H,2H,2H-Perfluorooctane sulfonic acid (6:2 FTS)DAILY MX report only all year
0011H,1H, 2H, 2H-Perfluorodecane sulfonic acid (8:2 FTS)DAILY MX report only all year
001Perfluoropentanesulfonic acid (PFPeS)DAILY MX report only all year
001Perfluorononanesulfonic acid (PFNS)DAILY MX report only all year
001Hexafluoropropylene oxide dimer acid (HFPO-DA)DAILY MX report only all year
001Nonafluoro-3,6-dioxaheptanoic acid (NFDHA)DAILY MX report only all year
001Perfluoro(2-ethoxyethane)sulfonic acid (PFEESA)DAILY MX report only all year
001Perfluorododecanesulfonic acid (PFDoS)DAILY MX report only all year
0014,8-Dioxa-3H-perfluorononanoic acid (ADONA)DAILY MX report only all year
001N-methyl perfluorooctanesulfonamide (NMeFOSA)DAILY MX report only all year
001N-ethyl perfluorooctanesulfonamide (NEtFOSA)DAILY MX report only all year
001Mercury, total [as Hg]DAILY MX <= 50 ng/L all year
001Coliform, fecal general30DA GEO <= 200 #/100mL all year
001Coliform, fecal general7 DA GEO <= 400 #/100mL all year
001BOD, 5-day, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 85 % all year
0013-Perfluoropropyl propanoic acid (3:3 FTCA)DAILY MX report only all year
001Perfluoro-3-methoxypropanoic acid (PFMPA)DAILY MX report only all year
0019-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS)DAILY MX report only all year
00111-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS)DAILY MX report only all year
0013-Perfluoroheptyl propanoic acid (7:3 FTCA)DAILY MX report only all year
001Perfluoro-4-methoxybutanoic acid (PFMBA)DAILY MX report only all year
0012H,2H,3H,3H-Perfluorooctanoic acid (5:3 FTCA)DAILY MX report only all year
002BOD, 5-day, 20 deg. CMO AVG report only all year
002BOD, 5-day, 20 deg. CMO AVG report only all year
002Solids, total suspendedMO AVG report only all year
002Solids, total suspendedMO AVG report only all year
002Solids, settleableDAILY MX report only all year
002Oil & GreaseDAILY MX report only all year
002Floating solids, waste or visible foam-visualNB report only all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Flow, in conduit or thru treatment plantMO TOTAL report only all year
002Chlorine, total residualDAILY MX <= 2 mg/L all year
002Coliform, fecal general30DA GEO <= 200 #/100mL all year
002Coliform, fecal general7 DA GEO <= 400 #/100mL 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