RMI Titanium Company LLC

NPDES permit OH0010863 · Minor NON-POTW · effective, expires 2029-01-31 · EPA's file as of 2026-09-19

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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

31values over a limit
0required values missing, on 0 form(s)
0of 67 forms filed late

Last period with anything received: 2026-07-31. Most often over: BOD, carbonaceous [5 day, 20 C] (12), Solids, total suspended (7), Cyanide, total [as CN] (4).

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 (96)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeMO AVG report only all year
001Temperature, water deg. centigradeDAILY MX report only all year
001Solids, total suspendedMO AVG <= 15.5 mg/L May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedMO AVG <= 15 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Solids, total suspendedDAILY MX <= 32.7 mg/L May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedDAILY MX <= 20 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Solids, total suspendedMO AVG <= 29.3 kg/d May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedMO AVG <= 28.4 kg/d Jan, Feb, Mar, Apr, Nov, Dec
001Solids, total suspendedDAILY MX <= 61.9 kg/d May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedDAILY MX <= 37.9 kg/d Jan, Feb, Mar, Apr, Nov, Dec
001Oil and grease, hexane extr methodMO AVG <= 9.6 mg/L all year
001Oil and grease, hexane extr methodDAILY MX <= 10 mg/L all year
001Oil and grease, hexane extr methodMO AVG <= 18.2 kg/d all year
001Oil and grease, hexane extr methodDAILY MX <= 18.9 kg/d all year
001Nitrogen, ammonia total [as N]MO AVG <= 9.1 mg/L all year
001Nitrogen, ammonia total [as N]DAILY MX <= 20.8 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG <= 17.2 kg/d all year
001Nitrogen, ammonia total [as N]DAILY MX <= 39.4 kg/d all year
001Nitrogen, Kjeldahl, total [as N]MO AVG report only Mar, Jun, Sep, Dec
001Nitrogen, Kjeldahl, total [as N]DAILY MX report only Mar, Jun, Sep, Dec
001Nitrite + Nitrate total [as N]MO AVG report only Mar, Jun, Sep, Dec
001Nitrite + Nitrate total [as N]DAILY MX report only Mar, Jun, Sep, Dec
001Phosphorus, total [as P]MO AVG report only Mar, Jun, Sep, Dec
001Phosphorus, total [as P]DAILY MX report only Mar, Jun, Sep, Dec
001Cyanide, total [as CN]MO AVG <= .019 mg/L all year
001Cyanide, total [as CN]DAILY MX <= .045 mg/L all year
001Cyanide, total [as CN]MO AVG <= .036 kg/d all year
001Cyanide, total [as CN]DAILY MX <= .085 kg/d all year
001Fluoride, total [as F]MO AVG <= 4.1 mg/L all year
001Fluoride, total [as F]DAILY MX <= 9.3 mg/L all year
001Fluoride, total [as F]MO AVG <= 7.8 kg/d all year
001Fluoride, total [as F]DAILY MX <= 17.6 kg/d all year
001Iron, total recoverableMO AVG report only Mar, Jun, Sep, Dec
001Iron, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
001Zinc, total recoverableMO AVG <= 95 ug/L all year
001Zinc, total recoverableDAILY MX <= 228 ug/L all year
001Zinc, total recoverableMO AVG <= .18 kg/d all year
001Zinc, total recoverableDAILY MX <= .431 kg/d all year
001Aluminum, total recoverableMO AVG report only Mar, Jun, Sep, Dec
001Aluminum, total recoverableDAILY MX report only Mar, Jun, Sep, Dec
001Lead, total recoverableMO AVG <= 31 ug/L all year
001Lead, total recoverableDAILY MX <= 66 ug/L all year
001Lead, total recoverableMO AVG <= .059 kg/d all year
001Lead, total recoverableDAILY MX <= .13 kg/d all year
001Copper, total recoverableMO AVG <= 25 ug/L all year
001Copper, total recoverableDAILY MX <= 34 ug/L all year
001Copper, total recoverableMO AVG <= .047 kg/d all year
001Copper, total recoverableDAILY MX <= .064 kg/d all year
001E. coli, MTEC-MFMO GEOMN <= 126 MPN/100mL May, Jun, Jul, Aug, Sep, Oct
001E. coli, MTEC-MFDAILY MX <= 284 MPN/100mL May, Jun, Jul, Aug, Sep, Oct
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 residualMO AVG <= .015 mg/L Mar, Jun, Sep, Dec
001Chlorine, total residualDAILY MX <= .026 mg/L Mar, Jun, Sep, Dec
001Mercury, total low levelMO AVG report only Mar, Jun, Sep, Dec
001Mercury, total low levelDAILY MX report only Mar, Jun, Sep, Dec
001pH, maximumDAILY MX <= 10 SU all year
001pH, minimumDAILY MN >= 6.5 SU all year
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 <= 11.6 mg/L all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 15.5 mg/L all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 22 kg/d all year
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 29.3 kg/d all year
002Zinc, total recoverableMO AVG report only all year
002Zinc, total recoverableDAILY MX report only all year
002Copper, total recoverableMO AVG report only all year
002Copper, total recoverableDAILY MX report only all year
003Zinc, total recoverableMO AVG report only all year
003Zinc, total recoverableDAILY MX report only all year
003Copper, total recoverableMO AVG report only all year
003Copper, total recoverableDAILY MX report only all year
004Zinc, total recoverableMO AVG report only all year
004Zinc, total recoverableDAILY MX report only all year
004Copper, total recoverableMO AVG report only all year
004Copper, total recoverableDAILY MX report only all year
588Sludge waste from secondary clarifiersMO AVG report only Dec
588Sludge waste from secondary clarifiersDAILY MX report only Dec
601pHDAILY MN report only all year
601pHDAILY MX report only all year
601Solids, total suspendedMO AVG <= 30 mg/L all year
601Solids, total suspendedWKLY MAX <= 45 mg/L all year
601Solids, total suspendedMO AVG <= 4.3 kg/d all year
601Solids, total suspendedWKLY MAX <= 6.4 kg/d all year
601Nitrogen, ammonia total [as N]MO AVG report only all year
601Nitrogen, ammonia total [as N]DAILY MX report only all year
601Turbidity [severity]MO AVG report only all year
601Turbidity [severity]DAILY MX report only all year
601Flow, in conduit or thru treatment plantMO AVG report only all year
601Flow, in conduit or thru treatment plantDAILY MX report only all year
601BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
601BOD, carbonaceous [5 day, 20 C]WKLY MAX <= 40 mg/L all year
601BOD, carbonaceous [5 day, 20 C]MO AVG <= 3.5 kg/d all year
601BOD, carbonaceous [5 day, 20 C]WKLY MAX <= 5.7 kg/d all year
801pHDAILY MN report only all year
801pHDAILY 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