Dynegy Miami Fort LLC

NPDES permit OH0009873 · Major NON-POTW · administratively continued, expires 2023-12-31 · 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.

This permit expired on 2023-12-31 and is administratively continued: 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 122 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 (137)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitMO AVG report only all year
001Temperature, water deg. fahrenheitDAILY MX report only all year
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 9 SU all year
001Copper, total recoverableMO AVG report only Mar, Jun, Aug, Dec
001Copper, total recoverableDAILY MX report only Mar, Jun, Aug, Dec
001Oxidants, total residualDAILY MX <= .05 mg/L 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
001Chlorine, total residualDAILY MX <= .2 mg/L all year
001Mercury, total low levelMO AVG report only Mar, Jun, Aug, Dec
001Mercury, total low levelDAILY MX report only Mar, Jun, Aug, Dec
001Chlorination durationDAILY MX <= 120 min all year
002pHDAILY MN >= 6 SU all year
002pHDAILY MX <= 9 SU all year
002Solids, total suspendedMO AVG <= 30 mg/L all year
002Solids, total suspendedDAILY MX <= 97 mg/L all year
002Solids, total suspendedMO AVG <= 1404 kg/d all year
002Solids, total suspendedDAILY MX <= 4542 kg/d all year
002Oil and grease, hexane extr methodMO AVG <= 15 mg/L all year
002Oil and grease, hexane extr methodDAILY MX <= 20 mg/L all year
002Oil and grease, hexane extr methodMO AVG <= 702 kg/d all year
002Oil and grease, hexane extr methodDAILY MX <= 936 kg/d all year
002Nitrite + Nitrate total [as N]MO AVG report only Mar, Jun, Aug, Dec
002Nitrite + Nitrate total [as N]DAILY MX report only Mar, Jun, Aug, Dec
002Hardness, total [as CaCO3]MO AVG report only Mar, Jun, Aug, Dec
002Hardness, total [as CaCO3]DAILY MX report only Mar, Jun, Aug, Dec
002Arsenic, total recoverableMO AVG report only Mar, Jun, Aug, Dec
002Arsenic, total recoverableDAILY MX report only Mar, Jun, Aug, Dec
002Selenium, total recoverableMO AVG report only Mar, Jun, Aug, Dec
002Selenium, total recoverableDAILY MX report only Mar, Jun, Aug, Dec
002Boron, total recoverableMO AVG report only Mar, Jun, Aug, Dec
002Boron, total recoverableDAILY MX report only Mar, Jun, Aug, Dec
002Copper, total recoverableDAILY MX <= 86 ug/L all year
002Copper, total recoverableDAILY MX <= 4.03 kg/d all year
002Oxidants, total residualDAILY MX <= .01 mg/L 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
002Chlorine, total residualDAILY MX <= .038 mg/L all year
002Mercury, total low levelMO AVG report only Mar, Jun, Aug, Dec
002Mercury, total low levelDAILY MX report only Mar, Jun, Aug, Dec
002Solids, total dissolved- 180 deg. CMO AVG report only all year
002Solids, total dissolved- 180 deg. CDAILY MX report only all year
006pHDAILY MN >= 6 SU all year
006pHDAILY MX <= 9 SU all year
006Solids, total suspendedMO AVG <= 30 mg/L all year
006Solids, total suspendedDAILY MX <= 45 mg/L all year
006Solids, total suspendedMO AVG <= 7.9 kg/d all year
006Solids, total suspendedDAILY MX <= 11.9 kg/d all year
006Hardness, total [as CaCO3]MO AVG report only Mar, Jun, Aug, Dec
006Hardness, total [as CaCO3]DAILY MX report only Mar, Jun, Aug, Dec
006Copper, total recoverableMO AVG report only Mar, Jun, Aug, Dec
006Copper, total recoverableDAILY MX report only Mar, Jun, Aug, Dec
006Turbidity [severity]MO AVG report only all year
006Turbidity [severity]DAILY MX report only all year
006Coliform, fecal MF, MFC broth, 44.5 CMO GEOMN <= 1000 #/100mL Jan, Feb, Mar, Apr, Nov, Dec
006Coliform, fecal MF, MFC broth, 44.5 CDAILY MX <= 2000 #/100mL Jan, Feb, Mar, Apr, Nov, Dec
006E. coli, MTEC-MFMO GEOMN <= 126 MPN/100mL May, Jun, Jul, Aug, Sep, Oct
006E. coli, MTEC-MFWK GEOMN <= 240 MPN/100mL May, Jun, Jul, Aug, Sep, Oct
006Flow, in conduit or thru treatment plantMO AVG report only all year
006Flow, in conduit or thru treatment plantDAILY MX report only all year
006Mercury, total low levelMO AVG report only Mar, Jun, Aug, Dec
006Mercury, total low levelDAILY MX report only Mar, Jun, Aug, Dec
006BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
006BOD, carbonaceous [5 day, 20 C]DAILY MX <= 40 mg/L all year
006BOD, carbonaceous [5 day, 20 C]MO AVG <= 6.6 kg/d all year
006BOD, carbonaceous [5 day, 20 C]DAILY MX <= 10.6 kg/d all year
040Temperature, water deg. centigradeMO AVG report only all year
040Temperature, water deg. centigradeDAILY MX report only all year
040pHDAILY MN >= 6 SU all year
040pHDAILY MX <= 9 SU all year
040Copper, total recoverableMO AVG report only Mar, Jun, Aug, Dec
040Copper, total recoverableDAILY MX report only Mar, Jun, Aug, Dec
040Oxidants, total residualDAILY MX <= .007 mg/L all year
040Flow, in conduit or thru treatment plantMO AVG report only all year
040Flow, in conduit or thru treatment plantDAILY MX report only all year
040Chlorine, total residualDAILY MX <= .023 mg/L all year
040Mercury, total low levelMO AVG report only all year
040Mercury, total low levelDAILY MX report only all year
040Chlorination durationMO AVG report only all year
040Chlorination durationDAILY MX report only all year
588Sludge waste from secondary clarifiersMO AVG report only Dec
588Sludge waste from secondary clarifiersDAILY MX report only Dec
601Mercury, total recoverableMO AVG report only all year
601Mercury, total recoverableDAILY MX report only all year
603Number of EventsMO AVG report only all year
603Number of EventsDAILY MX report only all year
604Number of EventsMO AVG report only all year
604Number of EventsDAILY MX report only all year
608Temperature, water deg. fahrenheitMO AVG report only all year
608Temperature, water deg. fahrenheitDAILY MX report only all year
608Specific conductanceMO AVG report only all year
608Specific conductanceDAILY MX report only all year
608pHDAILY MN report only all year
608pHDAILY MX report only all year
608Alkalinity, total [as CaCO3]MO AVG report only all year
608Alkalinity, total [as CaCO3]DAILY MX report only all year
608Solids, total suspendedMO AVG <= 30 mg/L all year
608Solids, total suspendedDAILY MX <= 100 mg/L all year
608Solids, total suspendedMO AVG <= 24.6 kg/d all year
608Solids, total suspendedDAILY MX <= 81.8 kg/d all year
608Nitrite + Nitrate total [as N]MO AVG report only Mar, Jun, Aug, Dec
608Nitrite + Nitrate total [as N]DAILY MX report only Mar, Jun, Aug, Dec
608Chloride [as Cl]MO AVG report only all year
608Chloride [as Cl]DAILY MX report only all year
608Sulfate, total [as SO4]MO AVG report only all year
608Sulfate, total [as SO4]DAILY MX report only all year
608Fluoride, total [as F]MO AVG report only all year
608Fluoride, total [as F]DAILY MX report only all year
608Arsenic, total [as As]MO AVG report only all year
608Arsenic, total [as As]DAILY MX report only all year
608Boron, total [as B]MO AVG report only all year
608Boron, total [as B]DAILY MX report only all year
608Manganese, total [as Mn]MO AVG report only all year
608Manganese, total [as Mn]DAILY MX report only all year
608Selenium, total [as Se]MO AVG report only all year
608Selenium, total [as Se]DAILY MX report only all year
608Flow, in conduit or thru treatment plantMO AVG report only all year
608Flow, in conduit or thru treatment plantDAILY MX report only all year
608Mercury, total low levelMO AVG <= 450 ng/L all year
608Mercury, total low levelMO AVG <= .000368 kg/d all year
608Solids, total dissolved- 180 deg. CMO AVG report only all year
608Solids, total dissolved- 180 deg. CDAILY MX report only all year
611Solids, total suspendedMO AVG <= 30 mg/L Mar, Jun, Aug, Dec
611Solids, total suspendedDAILY MX <= 100 mg/L Mar, Jun, Aug, Dec
611Oil and grease, hexane extr methodMO AVG <= 15 mg/L Mar, Jun, Aug, Dec
611Oil and grease, hexane extr methodDAILY MX <= 20 mg/L Mar, Jun, Aug, Dec
611Flow, in conduit or thru treatment plantMO AVG report only all year
611Flow, in conduit or thru treatment plantDAILY MX report only all year
612Copper, total [as Cu]MO AVG <= 1000 ug/L all year
612Copper, total [as Cu]DAILY MX <= 1000 ug/L all year
612Iron, total [as Fe]MO AVG <= 1000 ug/L all year
612Iron, total [as Fe]DAILY MX <= 1000 ug/L all year
612Flow, in conduit or thru treatment plantMO AVG report only all year
612Flow, in conduit or thru treatment plantDAILY MX report only all year
801Flow, in conduit or thru treatment plantMO AVG report only all year
801Flow, in conduit or thru treatment plantDAILY 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