S M Stoller Corp

NPDES permit OH0009580 · Major NON-POTW · effective, expires 2027-05-31 · 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)
0of 28 forms filed late

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

Reporting

Reports are due about 20 days after each monitoring period ends (the most common figure among OH permits in EPA's filings — check your permit).

Limits in force (53)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeMO AVG report only all year
001Temperature, water deg. centigradeDAILY MX report only all year
001Oxygen, dissolved [DO]DAILY MN >= 5 mg/L all year
001pHDAILY MN >= 6.5 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMO AVG <= 20 mg/L all year
001Solids, total suspendedDAILY MX <= 30 mg/L all year
001Solids, total suspendedMO AVG <= 621 kg/d all year
001Solids, total suspendedDAILY MX <= 931 kg/d all year
001Oil and grease, hexane extr methodMO AVG <= 10 mg/L all year
001Oil and grease, hexane extr methodDAILY MX <= 10 mg/L all year
001Oil and grease, hexane extr methodMO AVG <= 310 kg/d all year
001Oil and grease, hexane extr methodDAILY MX <= 310 kg/d all year
001Nitrogen, Kjeldahl, total [as N]MO AVG report only Mar, Jun, Aug, Dec
001Nitrogen, Kjeldahl, total [as N]DAILY MX report only Mar, Jun, Aug, Dec
001Nitrite + Nitrate total [as N]MO AVG report only Mar, Jun, Aug, Dec
001Nitrite + Nitrate total [as N]DAILY MX report only Mar, Jun, Aug, Dec
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]DAILY MX report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Mercury, total low levelMO AVG report only Mar, Jun, Aug, Dec
001Mercury, total low levelDAILY MX report only Mar, Jun, Aug, Dec
001Solids, total dissolved- 180 deg. CMO AVG report only all year
001Solids, total dissolved- 180 deg. CDAILY MX report only all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 20 mg/L all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 30 mg/L all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 621 kg/d all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 931 kg/d all year
007Flow rateMO AVG report only all year
007Flow rateDAILY MX report only all year
801Nitrogen, ammonia total [as N]MO AVG report only Mar, Jun, Aug, Dec
801Nitrogen, ammonia total [as N]DAILY MX report only Mar, Jun, Aug, Dec
801Nitrogen, Kjeldahl, total [as N]MO AVG report only Mar, Jun, Aug, Dec
801Nitrogen, Kjeldahl, total [as N]DAILY MX report only Mar, Jun, Aug, Dec
801Nitrite + Nitrate total [as N]MO AVG report only Mar, Jun, Aug, Dec
801Nitrite + Nitrate total [as N]DAILY MX report only Mar, Jun, Aug, Dec
801Phosphorus, total [as P]MO AVG report only Mar, Jun, Aug, Dec
801Phosphorus, total [as P]DAILY MX report only Mar, Jun, Aug, Dec
902Temperature, water deg. centigradeMO AVG report only Mar, Jun, Aug, Dec
902Temperature, water deg. centigradeDAILY MX report only Mar, Jun, Aug, Dec
902pHDAILY MN report only Mar, Jun, Aug, Dec
902pHDAILY MX report only Mar, Jun, Aug, Dec
902Nitrogen, ammonia total [as N]MO AVG report only Mar, Jun, Aug, Dec
902Nitrogen, ammonia total [as N]DAILY MX report only Mar, Jun, Aug, Dec
902Nitrogen, Kjeldahl, total [as N]MO AVG report only Mar, Jun, Aug, Dec
902Nitrogen, Kjeldahl, total [as N]DAILY MX report only Mar, Jun, Aug, Dec
902Nitrite + Nitrate total [as N]MO AVG report only Mar, Jun, Aug, Dec
902Nitrite + Nitrate total [as N]DAILY MX report only Mar, Jun, Aug, Dec
902Phosphorus, total [as P]MO AVG report only Mar, Jun, Aug, Dec
902Phosphorus, total [as P]DAILY MX report only Mar, Jun, Aug, Dec
902Hardness, total [as CaCO3]MO AVG report only Mar, Jun, Aug, Dec
902Hardness, total [as CaCO3]DAILY MX report only Mar, Jun, Aug, Dec

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