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Neptune Beach, City of

Sewage treatment plant, major discharger, Neptune Beach, Florida. NPDES permit FL0020427, in force until Apr 30, 2030. Last 12 months: over a limit 2 times (last June 2026), 2 of 20 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form 1 monthly (57 values), form Q quarterly (6 values), form B every 2 months
Last report on file
August 2026
Oct 2024 – Sep 2025
2 values over a limit, 0 required values missing, 0 of 17 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimitOver by
February 2026Copper, total recoverable, maximum16.5≤ 16 ug/L3%
June 2026Cyanide, total [as CN], maximum12≤ 7 ug/L71%

Limits in force (91)

ParameterStatisticLimitMonths
Temperature, water deg. centigrademaximumreport only (deg C)all year
Temperature, water deg. centigrademaximumreport only (deg C)all year
Temperature, water deg. centigrademaximumreport only (deg C)all year
Specific conductancemaximumreport only (umho/cm)all year
Specific conductancemaximumreport only (umho/cm)all year
Specific conductancemaximumreport only (umho/cm)all year
Plant capacity fact. percent of capacitymonthly averagereport only (%)all year
Oxygen, dissolved [DO]minimum≥ 5 mg/Lall year
Oxygen, dissolved [DO]maximumreport only (mg/L)all year
Oxygen, dissolved [DO]maximumreport only (mg/L)all year
Oxygen, dissolved [DO]maximumreport only (mg/L)all year
pHmaximumreport only (SU)all year
pHminimum≥ 6.5 SUall year
pHmaximum≤ 8.5 SUall year
pHmaximumreport only (SU)all year
pHmaximumreport only (SU)all year
Solids, total suspendedmaximum≤ 60 mg/Lall year
Solids, total suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedannual average≤ 20 mg/Lall year
Nitrogen, total [as N]maximumreport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]maximumreport only (mg/L)all year
Nitrogen, total [as N]maximumreport only (mg/L)all year
Nitrogen, total [as N]annual total≤ 13559 lb/yrall year
Nitrogen, total [as N]maximumreport only (mg/L)all year
Nitrogen, total [as N]monthly totalreport only (lb/mo)all year
Nitrogen, total [as N]annual averagereport only (mg/L)all year
Nitrogen, organic total [as N]maximumreport only (mg/L)all year
Nitrogen, organic total [as N]maximumreport only (mg/L)all year
Nitrogen, organic total [as N]maximumreport only (mg/L)all year
Nitrogen, organic total [as N]maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]maximumreport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]maximumreport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]maximumreport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]maximumreport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]maximumreport only (mg/L)all year
Nitrite + Nitrate total [as N]maximumreport only (mg/L)all year
Nitrite + Nitrate total [as N]maximumreport only (mg/L)all year
Nitrite + Nitrate total [as N]maximumreport only (mg/L)all year
Nitrite + Nitrate total [as N]maximumreport only (mg/L)all year
Phosphorus, total [as P]maximumreport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]maximum monthly averagereport only (mg/L)all year
Phosphorus, total [as P]maximumreport only (mg/L)all year
Phosphorus, total [as P]maximumreport only (mg/L)all year
Phosphorus, total [as P]annual total≤ 4015 lb/yrall year
Phosphorus, total [as P]maximumreport only (mg/L)all year
Phosphorus, total [as P]monthly totalreport only (lb/mo)all year
Cyanide, total [as CN]maximum≤ 7 ug/Lall year
Cyanide, total [as CN]maximumreport only (ug/L)all year
Cyanide, total [as CN]maximumreport only (ug/L)all year
Cyanide, total [as CN]maximumreport only (ug/L)all year
Iron, total recoverablemaximumreport only (ug/L)all year
Copper, total recoverablemaximumreport only (ug/L)all year
Copper, total recoverablemaximum≤ 3.7 ug/Lall year
Copper, total recoverablemaximum≤ 16 ug/Lall year
Copper, total recoverablemaximumreport only (ug/L)all year
Copper, total recoverablemaximumreport only (ug/L)all year
Enterococci: group D, MF trans, M-E, EIAmonthly geometric mean≤ 35 #/100mLall year
Enterococci: group D, MF trans, M-E, EIA90th percentile≤ 140 #/100mLall year
Flow, in conduit or thru treatment plantrolling quarterlyreport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantannual average≤ .9 MGDall year
Chlorine, total residualmaximum≤ .01 mg/Lall year
Chlorine, total residualminimum≥ .5 mg/Lall year
Phosphorous, in total orthophosphatemaximumreport only (mg/L)all year
Phosphorous, in total orthophosphatemaximumreport only (mg/L)all year
Phosphorous, in total orthophosphatemaximumreport only (mg/L)all year
Phosphorous, in total orthophosphatemaximumreport only (mg/L)all year
Coliform, fecal general90th percentile≤ 400 #/100mLall year
Coliform, fecal generalmaximum≤ 800 #/100mLall year
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year
Coliform, fecal generalannual average≤ 200 #/100mLall year
BOD, carbonaceous [5 day, 20 C]maximumreport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]maximum≤ 60 mg/Lall year
BOD, carbonaceous [5 day, 20 C]weekly average≤ 40 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]maximumreport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]maximumreport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]annual average≤ 20 mg/Lall year
BOD, carb-5 day, 20 deg C, percent removalmonthly average minimum≥ 85 %all year
Solids, suspended percent removalmonthly average minimum≥ 85 %all year
IC25 Lethal Static Renewal 7 Day Chronic Pimephales promelasminimum≥ 100 %all year
IC25 Lethal Static Renewal 7 Day Chronic Pimephales promelasminimum≥ 100 %all year
IC25 Lethal Static Renewal 7 Day Chronic Pimephales promelasminimum≥ 100 %all year
IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubiaminimum≥ 100 %all year
IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubiaminimum≥ 100 %all year
IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubiaminimum≥ 100 %all year

How strict are these limits?

Cited limits by parameter: Florida's rules and the federal ones.

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On EPA ECHO: Facility report · DMR history

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