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St. Lucie County Utilities

Sewerage Systems, Jensen Beach, Florida. NPDES permit FL0139475, in force until Sep 22, 2027. Last 12 months: over a limit 4 times (last December 2025). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 90 days after each period: form 1 monthly (30 values), form A yearly
Renewal application due
Mar 26, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 13 reports late

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

Period endingParameterReportedLimitOver by
December 2025LC50 Static Renewal 96Hr Acute Ceriodaphnia dubia, minimum> 12.5≥ 100 %87%
December 2025LC50 Static Renewal 96Hr Acute Ceriodaphnia dubia, minimum> 18≥ 100 %82%
December 2025LC50 Static Renewal 96Hr Acute Ceriodaphnia dubia, minimum> 25≥ 100 %75%
December 2025LC50 Static Renewal 96Hr Acute Ceriodaphnia dubia, minimum> 50≥ 100 %50%

Limits in force (44)

ParameterStatisticLimitMonths
Plant capacity fact. percent of capacityrolling quarterlyreport only (%)all year
pHminimum≥ 6.5 SUall year
pHmaximum≤ 8.5 SUall year
Solids, total suspendedweekly average≤ 30 mg/Lall year
Solids, total suspendedmaximum≤ 40 mg/Lall year
Solids, total suspendedmonthly average≤ 20 mg/Lall year
Solids, total suspendedmaximumreport only (mg/L)all year
Solids, total suspendedannual average≤ 20 mg/Lall year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (lb/d)all year
Nitrogen, total [as N]annual average≤ 55 lb/dall year
Phosphorus, total [as P]weekly average≤ 12 mg/Lall year
Phosphorus, total [as P]maximum≤ 16 mg/Lall year
Phosphorus, total [as P]monthly average≤ 8 mg/Lall year
Enterococci: group D, MF trans, M-E, EIAmonthly geometric mean≤ 35 #/100mLall year
Enterococci: group D, MF trans, M-E, EIAmaximum≤ 104 #/100mLall year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly average≤ 1.6 MGDall year
Flow, in conduit or thru treatment plantrolling quarterlyreport only (MGD)all year
Flow, in conduit or thru treatment plantannual average≤ .95 MGDall year
Chlorine, total residualmaximum≤ .01 mg/Lall year
Chlorine, total residualminimum≥ .5 mg/Lall year
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year
Coliform, fecal generalmaximum≤ 800 #/100mLall year
Coliform, fecal generalannual average≤ 200 #/100mLall year
BOD, carbonaceous [5 day, 20 C]weekly average≤ 30 mg/Lall year
BOD, carbonaceous [5 day, 20 C]maximum≤ 40 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 20 mg/Lall 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
LC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaminimum≥ 100 %all year
LC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaminimum≥ 100 %all year
LC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaminimum≥ 100 %all year
LC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaminimum≥ 100 %all year
LC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaminimum≥ 100 %all year
LC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaminimum≥ 100 %all year
LC50 Static Renewal 96Hr Acute Ceriodaphnia dubiaminimum≥ 100 %all year
LC50 Static Renewal 96Hr Acute Cyprinella leedsiminimum≥ 100 %all year
LC50 Static Renewal 96Hr Acute Cyprinella leedsiminimum≥ 100 %all year
LC50 Static Renewal 96Hr Acute Cyprinella leedsiminimum≥ 100 %all year
LC50 Static Renewal 96Hr Acute Cyprinella leedsiminimum≥ 100 %all year
LC50 Static Renewal 96Hr Acute Cyprinella leedsiminimum≥ 100 %all year
LC50 Static Renewal 96Hr Acute Cyprinella leedsiminimum≥ 100 %all year
LC50 Static Renewal 96Hr Acute Cyprinella leedsiminimum≥ 100 %all year

How strict are these limits?

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

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/FL0139475 · MCP: https://passage-data.com/mcp