Ludowici Roof Tile Inc

NPDES permit OH0004570 · Minor NON-POTW · effective, expires 2028-03-31 · 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
0required values missing, on 0 form(s)
0of 37 forms filed late

Last period with anything received: 2026-07-31. Most often over: pH (1).

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 (62)

OutfallParameterStatisticLimitMonths
002Temperature, water deg. centigradeMO AVG report only all year
002Temperature, water deg. centigradeDAILY MX report only all year
002Oxygen, dissolved [DO]DAILY MN report only all year
002pHDAILY MN >= 6.5 SU all year
002pHDAILY MX <= 9 SU all year
002Solids, total suspendedMO AVG <= 12 mg/L all year
002Solids, total suspendedDAILY MX <= 18 mg/L all year
002Nitrogen, ammonia total [as N]MO AVG report only all year
002Nitrogen, ammonia total [as N]DAILY MX report only all year
002Phosphorus, total [as P]MO AVG report only Mar, Jun, Aug, Dec
002Phosphorus, total [as P]DAILY MX report only Mar, Jun, Aug, Dec
002Turbidity [severity]MO AVG report only all year
002Turbidity [severity]DAILY MX report only all year
002E. coli, MTEC-MFMO GEOMN <= 126 MPN/100mL Jun, Aug
002E. coli, MTEC-MFWK GEOMN <= 284 MPN/100mL Jun, Aug
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002BOD, carbonaceous [5 day, 20 C]MO AVG <= 10 mg/L all year
002BOD, carbonaceous [5 day, 20 C]DAILY MX <= 15 mg/L all year
003Flow rateMO AVG report only all year
003Flow rateDAILY MX report only all year
003pHDAILY MN >= 6.5 SU all year
003pHDAILY MX <= 10 SU all year
003Solids, total suspendedMO AVG <= 20 mg/L all year
003Solids, total suspendedDAILY MX <= 30 mg/L all year
003Solids, total suspendedMO AVG <= .0436 kg/d all year
003Solids, total suspendedDAILY MX <= .0653 kg/d all year
003Phosphorus, total [as P]MO AVG <= 1.4 mg/L all year
003Barium, total recoverableMO AVG report only all year
003Barium, total recoverableDAILY MX report only all year
003Nickel, total recoverableMO AVG <= 250 ug/L all year
003Nickel, total recoverableDAILY MX <= 375 ug/L all year
003Nickel, total recoverableMO AVG <= .000545 kg/d all year
003Nickel, total recoverableDAILY MX <= .000817 kg/d all year
003Zinc, total recoverableMO AVG <= 500 ug/L all year
003Zinc, total recoverableDAILY MX <= 750 ug/L all year
003Zinc, total recoverableMO AVG <= .00109 kg/d all year
003Zinc, total recoverableDAILY MX <= .00164 kg/d all year
003Cadmium, total recoverableMO AVG <= 100 ug/L all year
003Cadmium, total recoverableDAILY MX <= 150 ug/L all year
003Cadmium, total recoverableMO AVG <= .000218 kg/d all year
003Cadmium, total recoverableDAILY MX <= .000327 kg/d all year
003Lead, total recoverableMO AVG <= 50 ug/L all year
003Lead, total recoverableDAILY MX <= 75 ug/L all year
003Lead, total recoverableMO AVG <= .000109 kg/d all year
003Lead, total recoverableDAILY MX <= .000164 kg/d all year
003Chromium, total recoverableMO AVG <= 250 ug/L all year
003Chromium, total recoverableDAILY MX <= 375 ug/L all year
003Chromium, total recoverableMO AVG <= .000545 kg/d all year
003Chromium, total recoverableDAILY MX <= .000817 kg/d all year
003Copper, total recoverableMO AVG <= 200 ug/L all year
003Copper, total recoverableDAILY MX <= 300 ug/L all year
003Copper, total recoverableMO AVG <= .000436 kg/d all year
003Copper, total recoverableDAILY MX <= .000653 kg/d all year
003Chromium, hexavalent dissolved [as Cr]MO AVG report only all year
003Chromium, hexavalent dissolved [as Cr]DAILY MX report only all year
004Flow, in conduit or thru treatment plantMO AVG report only all year
004Flow, in conduit or thru treatment plantDAILY MX report only all year
006Aluminum, total recoverableMO AVG report only Mar, Jun, Aug, Dec
006Aluminum, total recoverableDAILY MX report only Mar, Jun, Aug, Dec
588Sludge waste from secondary clarifiersMO AVG report only Dec
588Sludge waste from secondary clarifiersDAILY MX report only 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