Cedar Fair, LP

NPDES permit MO0103659 · Minor NON-POTW · administratively continued, expires 2024-09-30 · 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 2024-09-30 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
1255required values missing, on 65 form(s)
55of 105 forms filed late

Last period with anything received: 2026-03-31.

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (285)

OutfallParameterStatisticLimitMonths
001pHMINIMUM >= 6.5 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedDAILY MX report only all year
001Oil and grease [soxhlet extr.] tot.DAILY MX <= 15 mg/L all year
001Nitrogen, total [as N]DAILY MX report only all year
001Phosphorus, total [as P]DAILY MX report only all year
001Chloride [as Cl]DAILY MX report only all year
001Sulfate, total [as SO4]DAILY MX report only all year
001Iron, total recoverableDAILY MX report only all year
001Zinc, total recoverableDAILY MX report only all year
001Aluminum, total recoverableDAILY MX report only all year
001Lead, total recoverableDAILY MX report only all year
001Copper, total recoverableDAILY MX report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualDAILY MX <= 16.4 ug/L all year
001Chemical oxygen demand [COD]DAILY MX report only all year
001Chlorides + SulfatesDAILY MX report only all year
001Oil and grease visualVALUE <= 0 N=0;Y=1 all year
004Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
004pHMINIMUM >= 6.5 SU all year
004pHMAXIMUM <= 9 SU all year
004Solids, total suspendedDAILY MX report only all year
004Oil and grease [soxhlet extr.] tot.DAILY MX <= 15 mg/L all year
004Nitrogen, total [as N]DAILY MX report only all year
004Phosphorus, total [as P]DAILY MX report only all year
004Chloride [as Cl]DAILY MX report only all year
004Sulfate, total [as SO4]DAILY MX report only all year
004Iron, total recoverableDAILY MX report only all year
004Zinc, total recoverableDAILY MX report only all year
004Aluminum, total recoverableDAILY MX report only all year
004Lead, total recoverableDAILY MX report only all year
004Copper, total recoverableDAILY MX report only all year
004Flow, in conduit or thru treatment plantDAILY MX report only all year
004Chlorine, total residualDAILY MX <= 16.4 ug/L all year
004Chlorides + SulfatesDAILY MX report only all year
004Oil and grease visualVALUE <= 0 N=0;Y=1 all year
005Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
005pHMINIMUM >= 6.5 SU all year
005pHMAXIMUM <= 9 SU all year
005Solids, total suspendedDAILY MX report only all year
005Oil and grease [soxhlet extr.] tot.DAILY MX <= 15 mg/L all year
005Nitrogen, total [as N]DAILY MX report only all year
005Phosphorus, total [as P]DAILY MX report only all year
005Chloride [as Cl]DAILY MX report only all year
005Sulfate, total [as SO4]DAILY MX report only all year
005Iron, total recoverableDAILY MX report only all year
005Zinc, total recoverableDAILY MX report only all year
005Aluminum, total recoverableDAILY MX report only all year
005Lead, total recoverableDAILY MX report only all year
005Copper, total recoverableDAILY MX report only all year
005Flow, in conduit or thru treatment plantDAILY MX report only all year
005Chlorides + SulfatesDAILY MX report only all year
005Oil and grease visualVALUE <= 0 N=0;Y=1 all year
006Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
006Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
006Oxygen demand, chem. [high level] [COD]MO AVG report only all year
006pHMINIMUM >= 6.5 SU all year
006pHMINIMUM >= 6.5 SU all year
006pHMAXIMUM <= 9 SU all year
006pHMAXIMUM <= 9 SU all year
006Solids, total suspendedDAILY MX report only all year
006Solids, total suspendedDAILY MX report only all year
006Solids, total suspendedMO AVG report only all year
006Oil and grease [soxhlet extr.] tot.DAILY MX report only all year
006Oil and grease [soxhlet extr.] tot.DAILY MX <= 15 mg/L all year
006Oil and grease [soxhlet extr.] tot.MO AVG report only all year
006Nitrogen, total [as N]DAILY MX report only all year
006Nitrogen, total [as N]DAILY MX report only all year
006Nitrogen, total [as N]MO AVG report only all year
006Phosphorus, total [as P]DAILY MX report only all year
006Phosphorus, total [as P]DAILY MX report only all year
006Phosphorus, total [as P]MO AVG report only all year
006Chloride [as Cl]DAILY MX report only all year
006Chloride [as Cl]DAILY MX report only all year
006Chloride [as Cl]MO AVG report only all year
006Sulfate, total [as SO4]DAILY MX report only all year
006Sulfate, total [as SO4]DAILY MX report only all year
006Sulfate, total [as SO4]MO AVG report only all year
006Iron, total recoverableDAILY MX report only all year
006Zinc, total recoverableDAILY MX report only all year
006Aluminum, total recoverableDAILY MX report only all year
006Lead, total recoverableDAILY MX report only all year
006Copper, total recoverableDAILY MX report only all year
006Flow, in conduit or thru treatment plantDAILY MX report only all year
006Flow, in conduit or thru treatment plantDAILY MX report only all year
006Flow, in conduit or thru treatment plantMO AVG report only all year
006Chlorine, total residualDAILY MX <= 16.4 ug/L all year
006Chlorides + SulfatesDAILY MX report only all year
006Chlorides + SulfatesDAILY MX report only all year
006Chlorides + SulfatesMO AVG report only all year
006Oil and grease visualVALUE <= 0 N=0;Y=1 all year
006Outfall observation,visual, y/n responseVALUE report only all year
007Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
007Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
007Oxygen demand, chem. [high level] [COD]MO AVG report only all year
007pHMINIMUM >= 6.5 SU all year
007pHMINIMUM >= 6.5 SU all year
007pHMAXIMUM <= 9 SU all year
007pHMAXIMUM <= 9 SU all year
007Solids, total suspendedDAILY MX report only all year
007Solids, total suspendedDAILY MX report only all year
007Solids, total suspendedMO AVG report only all year
007Oil and grease [soxhlet extr.] tot.DAILY MX report only all year
007Oil and grease [soxhlet extr.] tot.DAILY MX <= 15 mg/L all year
007Oil and grease [soxhlet extr.] tot.MO AVG report only all year
007Nitrogen, total [as N]DAILY MX report only all year
007Nitrogen, total [as N]DAILY MX report only all year
007Nitrogen, total [as N]MO AVG report only all year
007Phosphorus, total [as P]DAILY MX report only all year
007Phosphorus, total [as P]DAILY MX report only all year
007Phosphorus, total [as P]MO AVG report only all year
007Chloride [as Cl]DAILY MX report only all year
007Chloride [as Cl]DAILY MX report only all year
007Chloride [as Cl]MO AVG report only all year
007Sulfate, total [as SO4]DAILY MX report only all year
007Sulfate, total [as SO4]DAILY MX report only all year
007Sulfate, total [as SO4]MO AVG report only all year
007Iron, total recoverableDAILY MX report only all year
007Zinc, total recoverableDAILY MX report only all year
007Aluminum, total recoverableDAILY MX report only all year
007Lead, total recoverableDAILY MX report only all year
007Copper, total recoverableDAILY MX report only all year
007Flow, in conduit or thru treatment plantDAILY MX report only all year
007Flow, in conduit or thru treatment plantDAILY MX report only all year
007Flow, in conduit or thru treatment plantMO AVG report only all year
007Chlorine, total residualDAILY MX <= 16.4 ug/L all year
007Chlorides + SulfatesDAILY MX report only all year
007Chlorides + SulfatesDAILY MX report only all year
007Chlorides + SulfatesMO AVG report only all year
007Oil and grease visualVALUE <= 0 N=0;Y=1 all year
007Outfall observation,visual, y/n responseVALUE report only all year
008Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
008Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
008Oxygen demand, chem. [high level] [COD]MO AVG report only all year
008pHMINIMUM >= 6.5 SU all year
008pHMINIMUM >= 6.5 SU all year
008pHMAXIMUM <= 9 SU all year
008pHMAXIMUM <= 9 SU all year
008Solids, total suspendedDAILY MX report only all year
008Solids, total suspendedDAILY MX report only all year
008Solids, total suspendedMO AVG report only all year
008Oil and grease [soxhlet extr.] tot.DAILY MX report only all year
008Oil and grease [soxhlet extr.] tot.DAILY MX <= 15 mg/L all year
008Oil and grease [soxhlet extr.] tot.MO AVG report only all year
008Nitrogen, total [as N]DAILY MX report only all year
008Nitrogen, total [as N]DAILY MX report only all year
008Nitrogen, total [as N]MO AVG report only all year
008Phosphorus, total [as P]DAILY MX report only all year
008Phosphorus, total [as P]DAILY MX report only all year
008Phosphorus, total [as P]MO AVG report only all year
008Chloride [as Cl]DAILY MX report only all year
008Chloride [as Cl]DAILY MX report only all year
008Chloride [as Cl]MO AVG report only all year
008Sulfate, total [as SO4]DAILY MX report only all year
008Sulfate, total [as SO4]DAILY MX report only all year
008Sulfate, total [as SO4]MO AVG report only all year
008Iron, total recoverableDAILY MX report only all year
008Zinc, total recoverableDAILY MX report only all year
008Aluminum, total recoverableDAILY MX report only all year
008Lead, total recoverableDAILY MX report only all year
008Copper, total recoverableDAILY MX report only all year
008Copper, total recoverableDAILY MX <= 22 ug/L all year
008Copper, total recoverableMO AVG report only all year
008Flow, in conduit or thru treatment plantDAILY MX report only all year
008Flow, in conduit or thru treatment plantDAILY MX report only all year
008Flow, in conduit or thru treatment plantMO AVG report only all year
008Chlorine, total residualDAILY MX <= 16.4 ug/L all year
008Chlorine, total residualDAILY MX <= 16.4 ug/L all year
008Chlorine, total residualMO AVG <= 8.2 ug/L all year
008Chlorides + SulfatesDAILY MX report only all year
008Chlorides + SulfatesDAILY MX report only all year
008Chlorides + SulfatesMO AVG report only all year
008Oil and grease visualVALUE <= 0 N=0;Y=1 all year
008Outfall observation,visual, y/n responseVALUE report only all year
009Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
009Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
009Oxygen demand, chem. [high level] [COD]MO AVG report only all year
009pHMINIMUM >= 6.5 SU all year
009pHMINIMUM >= 6.5 SU all year
009pHMAXIMUM <= 9 SU all year
009pHMAXIMUM <= 9 SU all year
009Solids, total suspendedDAILY MX report only all year
009Solids, total suspendedDAILY MX report only all year
009Solids, total suspendedMO AVG report only all year
009Oil and grease [soxhlet extr.] tot.DAILY MX report only all year
009Oil and grease [soxhlet extr.] tot.DAILY MX <= 15 mg/L all year
009Oil and grease [soxhlet extr.] tot.MO AVG report only all year
009Nitrogen, total [as N]DAILY MX report only all year
009Nitrogen, total [as N]DAILY MX report only all year
009Nitrogen, total [as N]MO AVG report only all year
009Phosphorus, total [as P]DAILY MX report only all year
009Phosphorus, total [as P]DAILY MX report only all year
009Phosphorus, total [as P]MO AVG report only all year
009Chloride [as Cl]DAILY MX report only all year
009Chloride [as Cl]DAILY MX report only all year
009Chloride [as Cl]MO AVG report only all year
009Sulfate, total [as SO4]DAILY MX report only all year
009Sulfate, total [as SO4]DAILY MX report only all year
009Sulfate, total [as SO4]MO AVG report only all year
009Iron, total recoverableDAILY MX report only all year
009Zinc, total recoverableDAILY MX report only all year
009Aluminum, total recoverableDAILY MX report only all year
009Lead, total recoverableDAILY MX report only all year
009Copper, total recoverableDAILY MX report only all year
009Flow, in conduit or thru treatment plantDAILY MX report only all year
009Flow, in conduit or thru treatment plantDAILY MX report only all year
009Flow, in conduit or thru treatment plantMO AVG report only all year
009Chlorine, total residualDAILY MX <= 16.4 ug/L all year
009Chlorine, total residualDAILY MX <= 16.4 ug/L all year
009Chlorine, total residualMO AVG <= 8.2 ug/L all year
009Chlorides + SulfatesDAILY MX report only all year
009Chlorides + SulfatesDAILY MX report only all year
009Chlorides + SulfatesMO AVG report only all year
009Oil and grease visualVALUE <= 0 N=0;Y=1 all year
009Outfall observation,visual, y/n responseVALUE report only all year
010Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
010Oxygen demand, chem. [high level] [COD]MO AVG report only all year
010pHMINIMUM report only all year
010pHMAXIMUM report only all year
010Solids, total suspendedDAILY MX report only all year
010Solids, total suspendedMO AVG report only all year
010Oil and grease [soxhlet extr.] tot.DAILY MX report only all year
010Oil and grease [soxhlet extr.] tot.MO AVG report only all year
010Nitrogen, total [as N]DAILY MX report only all year
010Nitrogen, total [as N]MO AVG report only all year
010Phosphorus, total [as P]DAILY MX report only all year
010Phosphorus, total [as P]MO AVG report only all year
010Chloride [as Cl]DAILY MX report only all year
010Chloride [as Cl]MO AVG report only all year
010Sulfate, total [as SO4]DAILY MX report only all year
010Sulfate, total [as SO4]MO AVG report only all year
010Iron, total recoverableDAILY MX report only all year
010Iron, total recoverableMO AVG report only all year
010Zinc, total recoverableDAILY MX report only all year
010Zinc, total recoverableMO AVG report only all year
010Aluminum, total recoverableDAILY MX report only all year
010Aluminum, total recoverableMO AVG report only all year
010Lead, total recoverableDAILY MX report only all year
010Lead, total recoverableMO AVG report only all year
010Copper, total recoverableDAILY MX report only all year
010Copper, total recoverableMO AVG report only all year
010Flow, in conduit or thru treatment plantDAILY MX report only all year
010Flow, in conduit or thru treatment plantMO AVG report only all year
010Chlorine, total residualDAILY MX report only all year
010Chlorine, total residualMO AVG report only all year
010Chlorides + SulfatesDAILY MX report only all year
010Chlorides + SulfatesMO AVG report only all year
010Oil and grease visualVALUE report only all year
010Outfall observation,visual, y/n responseVALUE report only all year
011Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
011pHMINIMUM >= 6.5 SU all year
011pHMAXIMUM <= 9 SU all year
011Solids, total suspendedDAILY MX report only all year
011Oil and grease [soxhlet extr.] tot.DAILY MX <= 15 mg/L all year
011Nitrogen, total [as N]DAILY MX report only all year
011Phosphorus, total [as P]DAILY MX report only all year
011Chloride [as Cl]DAILY MX report only all year
011Sulfate, total [as SO4]DAILY MX report only all year
011Iron, total recoverableDAILY MX report only all year
011Zinc, total recoverableDAILY MX report only all year
011Aluminum, total recoverableDAILY MX report only all year
011Lead, total recoverableDAILY MX report only all year
011Copper, total recoverableDAILY MX report only all year
011Flow, in conduit or thru treatment plantDAILY MX report only all year
011Chlorine, total residualDAILY MX <= 16.4 ug/L all year
011Chlorides + SulfatesDAILY MX report only all year
011Oil and grease visualVALUE <= 0 N=0;Y=1 all year
012Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
012pHMINIMUM >= 6.5 SU all year
012pHMAXIMUM <= 9 SU all year
012Solids, total suspendedDAILY MX report only all year
012Oil and grease [soxhlet extr.] tot.DAILY MX <= 15 mg/L all year
012Nitrogen, total [as N]DAILY MX report only all year
012Phosphorus, total [as P]DAILY MX report only all year
012Chloride [as Cl]DAILY MX report only all year
012Sulfate, total [as SO4]DAILY MX report only all year
012Iron, total recoverableDAILY MX report only all year
012Zinc, total recoverableDAILY MX report only all year
012Aluminum, total recoverableDAILY MX report only all year
012Lead, total recoverableDAILY MX report only all year
012Copper, total recoverableDAILY MX report only all year
012Flow, in conduit or thru treatment plantDAILY MX report only all year
012Chlorine, total residualDAILY MX <= 16.4 ug/L all year
012Chlorides + SulfatesDAILY MX report only all year
012Oil and grease visualVALUE <= 0 N=0;Y=1 all year

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