MAYFIELD (V)

NPDES permit NY0252042 · Minor POTW · effective, expires 2028-12-31 · 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

1values over a limit
55required values missing, on 2 form(s)
3of 11 forms filed late

Last period with anything received: 2026-07-31. Most often over: BOD, 5-day, percent removal (1).

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 (30)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitDAILY MX report only all year
001Temperature, water deg. fahrenheitDAILY MX report only all year
001BOD, 5-day, 20 deg. C3F <= 30 mg/L all year
001BOD, 5-day, 20 deg. C7G <= 45 mg/L all year
001BOD, 5-day, 20 deg. C3F <= 31.3 lb/d all year
001BOD, 5-day, 20 deg. C7G <= 46.9 lb/d all year
001BOD, 5-day, 20 deg. C3F report only all year
001BOD, 5-day, 20 deg. C7G report only all year
001BOD, 5-day, 20 deg. C3F report only all year
001BOD, 5-day, 20 deg. C7G report only all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspended3F <= 30 mg/L all year
001Solids, total suspended7G <= 45 mg/L all year
001Solids, total suspended3F <= 31.3 lb/d all year
001Solids, total suspended7G <= 46.9 lb/d all year
001Solids, total suspended3F report only all year
001Solids, total suspended7G report only all year
001Solids, total suspended3F report only all year
001Solids, total suspended7G report only all year
001Solids, settleableDAILY MX <= .3 mL/L all year
001Solids, settleableDAILY MX report only all year
001Nitrogen, ammonia total [as N]DAILY MX <= 16.5 mg/L Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]3F <= .5 mg/L all year
001Flow, in conduit or thru treatment plant3F <= .125 MGD all year
001Chlorine, total residualDAILY MX <= .28 mg/L May, Jun, Jul, Aug, Sep
001Coliform, fecal general30DA GEO <= 200 #/100mL May, Jun, Jul, Aug, Sep
001Coliform, fecal general7 DA GEO <= 400 #/100mL May, Jun, Jul, Aug, Sep
001BOD, 5-day, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 85 % 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