Mestek

NPDES permit OH0078468 · Minor NON-POTW · effective, expires 2028-10-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

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

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

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

Reporting

Reports are due about 20 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (38)

OutfallParameterStatisticLimitMonths
001Flow rateMO AVG report only all year
001Flow rateDAILY MX report only all year
001pHDAILY MN >= 6.5 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMO AVG <= 12 mg/L all year
001Solids, total suspendedDAILY MX <= 18 mg/L all year
001Solids, total suspendedMO AVG <= .32 kg/d all year
001Solids, total suspendedDAILY MX <= .48 kg/d all year
001Oil and grease [soxhlet extr.] tot.DAILY MX <= 10 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG <= 1.64 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 5.85 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 2.46 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 8.78 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= .04 kg/d May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= .16 kg/d Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= .07 kg/d May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX <= .23 kg/d Jan, Feb, Mar, Apr, Nov, Dec
001Phosphorus, total [as P]MO AVG <= 1 mg/L all year
001Phosphorus, total [as P]DAILY MX <= 1.5 mg/L all year
001Phosphorus, total [as P]MO AVG <= .03 kg/d all year
001Phosphorus, total [as P]DAILY MX <= .04 kg/d all year
001Cyanide, free-water plus wastewatersMO AVG report only all year
001Cyanide, free-water plus wastewatersDAILY MX report only all year
001Nickel, total recoverableMO AVG report only all year
001Nickel, total recoverableDAILY MX report only all year
001Silver total recoverableMO AVG report only all year
001Silver total recoverableDAILY MX report only all year
001Zinc, total recoverableMO AVG report only all year
001Zinc, total recoverableDAILY MX report only all year
001Chromium, total recoverableMO AVG report only all year
001Chromium, total recoverableDAILY MX report only all year
001Copper, total recoverableMO AVG report only all year
001Copper, total recoverableDAILY MX report only all year
002Flow rateMO AVG report only all year
002Flow rateDAILY MX report only all year
002pHDAILY MN report only all year
002pHDAILY MX report only all year
002Oil and grease [soxhlet extr.] tot.DAILY MX report only 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