City of Oldsmar

NPDES permit FL0027651 · Major POTW · effective, expires 2030-06-29 · 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

8values over a limit
0required values missing, on 0 form(s)
0of 22 forms filed late

Last period with anything received: 2026-07-31. Most often over: % of fecal coliform samples < detectable (3), Oxygen, dissolved [DO] (3), Nitrogen, total [as N] (2).

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among FL permits in EPA's filings — check your permit).

Limits in force (51)

OutfallParameterStatisticLimitMonths
002Plant capacity fact. percent of capacityMO AVG report only all year
002Oxygen, dissolved [DO]MAXIMUM <= 5 mg/L all year
002pHMINIMUM >= 6 SU all year
002pHMAXIMUM <= 8.5 SU all year
002Solids, total suspendedWKLY AVG <= 7.5 mg/L all year
002Solids, total suspendedMAXIMUM <= 10 mg/L all year
002Solids, total suspendedMO AVG <= 6.25 mg/L all year
002Solids, total suspendedMAXIMUM <= 5 mg/L all year
002Solids, total suspendedMAXIMUM report only all year
002Solids, total suspendedANNL AVG <= 5 mg/L all year
002Nitrogen, total [as N]WKLY AVG <= 4.5 mg/L all year
002Nitrogen, total [as N]MAXIMUM <= 6 mg/L all year
002Nitrogen, total [as N]MO AVG <= 3.75 mg/L all year
002Nitrogen, total [as N]MO TOTAL report only all year
002Nitrogen, total [as N]ANNL AVG <= 4.8 ton/yr all year
002Nitrogen, total [as N]5 YR AVG <= 3.2 ton/yr all year
002Nitrogen, total [as N]ANNL AVG <= 3 mg/L all year
002Phosphorus, total [as P]MAXIMUM report only all year
002Hardness, total [as CaCO3]MAXIMUM report only all year
002Copper, total recoverableMAXIMUM report only all year
002Copper, total recoverableMAXIMUM report only all year
002Copper, total recoverableMAXIMUM <= 0 ug/L all year
002DichlorobromomethaneMO AVG report only all year
002DichlorobromomethaneANNL AVG <= 22 ug/L all year
002ChlorodibromomethaneMO AVG report only all year
002ChlorodibromomethaneANNL AVG <= 34 ug/L all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantANNL AVG <= 2.25 MGD all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantANNL AVG <= 2.25 MGD all year
002Chlorine, total residualMAXIMUM <= .01 mg/L all year
002Chlorine, total residualMINIMUM >= 1 mg/L all year
002% of fecal coliform samples < detectableMO TOTAL <= 75 % all year
002Coliform, fecal generalMAXIMUM <= 25 #/100mL all year
002BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 7.5 mg/L all year
002BOD, carbonaceous [5 day, 20 C]MAXIMUM <= 10 mg/L all year
002BOD, carbonaceous [5 day, 20 C]MO AVG <= 6.25 mg/L all year
002BOD, carbonaceous [5 day, 20 C]MAXIMUM report only all year
002BOD, carbonaceous [5 day, 20 C]ANNL AVG <= 5 mg/L all year
002IC25 Lethal Static Renewal 7 Day Chronic Pimephales promelasMINIMUM >= 100 % all year
002IC25 Lethal Static Renewal 7 Day Chronic Pimephales promelasMINIMUM >= 100 % all year
002IC25 Lethal Static Renewal 7 Day Chronic Pimephales promelasMINIMUM >= 100 % all year
002IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubiaMINIMUM >= 100 % all year
002IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubiaMINIMUM >= 100 % all year
002IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubiaMINIMUM >= 100 % all year
TOXLC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaMINIMUM >= 100 % all year
TOXLC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaMINIMUM >= 100 % all year
TOXLC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaMINIMUM >= 100 % all year
TOXLC50 Static Renewal 96Hr Acute Cyprinella leedsiMINIMUM >= 100 % all year
TOXLC50 Static Renewal 96Hr Acute Cyprinella leedsiMINIMUM >= 100 % all year
TOXLC50 Static Renewal 96Hr Acute Cyprinella leedsiMINIMUM >= 100 % 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