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Clay County Utility Authority

Sewage treatment plant, major discharger, Orange Park, Florida. NPDES permit FL0173371, in force until Oct 23, 2029. Last 12 months: over a limit 11 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 90 days after each period: form 1 monthly (55 values), form Q quarterly (24 values), form A yearly, form U every 24 months
Last report on file
August 2026
Oct 2024 – Sep 2025
8 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
April 2026Phosphorus, total [as P], maximum2.5≤ 2 mg/L25%
April 2026Phosphorus, total [as P], weekly average2.5≤ 1.5 mg/L67%
June 2026Nitrogen, total [as N], annual total5492.269≤ 5388 lb/yr2%
July 2026BOD, carbonaceous [5 day, 20 C], maximum12≤ 10 mg/L20%
July 2026BOD, carbonaceous [5 day, 20 C], weekly average12≤ 7.5 mg/L60%
July 2026Phosphorus, total [as P], maximum2.8≤ 2 mg/L40%
July 2026Phosphorus, total [as P], monthly average1.74≤ 1.25 mg/L39%
July 2026Phosphorus, total [as P], weekly average2.8≤ 1.5 mg/L87%
August 2026Phosphorus, total [as P], maximum2.3≤ 2 mg/L15%
August 2026Phosphorus, total [as P], monthly average1.26≤ 1.25 mg/L1%
August 2026Phosphorus, total [as P], weekly average2.3≤ 1.5 mg/L53%

Limits in force (85)

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
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
pHmaximumreport only (SU)all year
pHmaximumreport only (SU)all year
pHminimum≥ 6 SUall year
pHmaximum≤ 8.5 SUall year
Solids, total suspendedweekly average≤ 7.5 mg/Lall year
Solids, total suspendedmonthly average≤ 6.25 mg/Lall year
Solids, total suspendedmaximum≤ 10 mg/Lall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedannual average≤ 5 mg/Lall year
Nitrogen, total [as N]maximumreport only (mg/L)all year
Nitrogen, total [as N]annual geometric meanreport only (mg/L)all year
Nitrogen, total [as N]maximumreport only (mg/L)all year
Nitrogen, total [as N]annual geometric meanreport only (mg/L)all year
Nitrogen, total [as N]weekly average≤ 4.5 mg/Lall year
Nitrogen, total [as N]maximum≤ 6 mg/Lall year
Nitrogen, total [as N]monthly average≤ 3.75 mg/Lall year
Nitrogen, total [as N]annual total≤ 12968 lb/yrall year
Nitrogen, total [as N]monthly totalreport only (lb/mo)all year
Nitrogen, total [as N]annual total≤ 5388 lb/yrall year
Nitrogen, total [as N]annual total≤ 18356 lb/yrall year
Nitrogen, total [as N]annual average≤ 3 mg/Lall year
Nitrogen, ammonia total [as N]maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 0 mg/Lall year
Nitrogen, ammonia total [as N]maximum≤ 0 mg/Lall year
Nitrogen, Kjeldahl, total [as N]maximumreport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]maximumreport only (mg/L)all year
Phosphorus, total [as P]maximumreport only (mg/L)all year
Phosphorus, total [as P]annual geometric meanreport only (mg/L)all year
Phosphorus, total [as P]maximumreport only (mg/L)all year
Phosphorus, total [as P]annual geometric meanreport only (mg/L)all year
Phosphorus, total [as P]weekly average≤ 1.5 mg/Lall year
Phosphorus, total [as P]maximum≤ 2 mg/Lall year
Phosphorus, total [as P]monthly average≤ 1.25 mg/Lall year
Phosphorus, total [as P]annual total≤ 4323 lb/yrall year
Phosphorus, total [as P]monthly totalreport only (lb/mo)all year
Phosphorus, total [as P]annual average≤ 1 mg/Lall year
Hardness, total [as CaCO3]maximumreport only (mg/L)all year
Hardness, total [as CaCO3]maximumreport only (mg/L)all year
Lead, total recoverablemaximumreport only (ug/L)all year
Lead, total recoverablemaximumreport only (ug/L)all year
Lead, total recoverablemaximum≤ 0 ug/Lall year
Chlorophyll Amaximumreport only (mg/L)all year
Chlorophyll Amaximumreport only (mg/L)all year
Stream stagemaximumreport only (ft)all year
Stream stagemaximumreport only (ft)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantannual average≤ 4 MGDall year
Flow, in conduit or thru treatment plantannual total≤ 518.3 Mgal/yrall year
Flow, in conduit or thru treatment plantmonthly totalreport only (MGD)all year
Flow, in conduit or thru treatment plantEPA's "DPD TOT"report only (MGD)all 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≤ 1.42 MGDall year
Chlorine, total residualmaximum≤ .01 mg/Lall year
Chlorine, total residualminimum≥ 1 mg/Lall year
% of fecal coliform samples < detectablestatistic code TM≥ 75 %all year
E. coli90th percentile≤ 410 #/100mLall year
E. colimonthly geometric mean≤ 126 #/100mLall year
Mercury, total recoverablemaximum≤ .012 ug/Lall year
Coliform, fecal generalmaximum≤ 25 #/100mLall 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]weekly average≤ 7.5 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 6.25 mg/Lall year
BOD, carbonaceous [5 day, 20 C]maximum≤ 10 mg/Lall year
BOD, carbonaceous [5 day, 20 C]annual averagereport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]annual average≤ 5 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 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.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/FL0173371 · MCP: https://passage-data.com/mcp