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City of Tarpon Springs

Water Supply, Tarpon Springs, Florida. NPDES permit FL0571580 expired Mar 27, 2026; its limits still apply. Last 12 months: no values over a limit, 57 required values missing, 1 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form 1 monthly (57 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 12 reports late

Limits in force (57)

ParameterStatisticLimitMonths
Color [PT-CO units]monthly averagereport only (col unit (pc))all year
Color [PT-CO units]daily maximumreport only (col unit (pc))all year
Specific conductancemonthly averagereport only (umho/cm)all year
Specific conductancedaily maximumreport only (umho/cm)all year
Oxygen, dissolved percent saturationdaily average minimum≥ 42 %all year
Oxygen, dissolved percent saturation7-day average≤ 51 %all year
Oxygen, dissolved percent saturation30-day average≤ 56 %all year
pHdaily minimum≥ 6.5 SUall year
pHdaily maximum≤ 8.5 SUall year
Salinitymonthly averagereport only (ppk)all year
Salinitydaily maximumreport only (ppk)all year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]daily maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all year
Nitrite + Nitrate total [as N]daily maximumreport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Potassium, total [as K]monthly averagereport only (mg/L)all year
Potassium, total [as K]daily maximumreport only (mg/L)all year
Chloride [as Cl]monthly averagereport only (mg/L)all year
Chloride [as Cl]daily maximumreport only (mg/L)all year
Fluoride, total [as F]monthly averagereport only (mg/L)all year
Fluoride, total [as F]daily maximum≤ 5 mg/Lall year
Arsenic, total recoverablemonthly averagereport only (ug/L)all year
Arsenic, total recoverabledaily maximum≤ 50 ug/Lall year
Iron, total recoverablemonthly averagereport only (mg/L)all year
Iron, total recoverabledaily maximum≤ 1.72 mg/Lall year
Selenium, total recoverablemonthly averagereport only (ug/L)all year
Selenium, total recoverabledaily maximum≤ 71 ug/Lall year
Nickel, total recoverablemonthly averagereport only (ug/L)all year
Nickel, total recoverabledaily maximum≤ 10.2 ug/Lall year
Silver total recoverablemonthly averagereport only (ug/L)all year
Silver total recoverabledaily maximum≤ 2.3 ug/Lall year
Zinc, total recoverablemonthly averagereport only (ug/L)all year
Zinc, total recoverabledaily maximum≤ 135.6 ug/Lall year
Copper, total recoverablemonthly averagereport only (ug/L)all year
Copper, total recoverabledaily maximum≤ 9.8 ug/Lall year
Radium 226 + radium 228, totalmonthly averagereport only (pCi/L)all year
Radium 226 + radium 228, totaldaily maximum≤ 41.2 pCi/Lall year
Flow, in conduit or thru treatment plantdaily maximum≤ 2.79 MGDall year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Solids, total dissolvedmonthly averagereport only (mg/L)all year
Solids, total dissolveddaily maximumreport only (mg/L)all year
Phosphorous, in total orthophosphatemonthly averagereport only (mg/L)all year
Phosphorous, in total orthophosphatedaily maximumreport only (mg/L)all year
Alpha, gross particle activitymonthly averagereport only (pCi/L)all year
Alpha, gross particle activitydaily maximum≤ 46.4 pCi/Lall year
LC50 Static Renewal 96Hr Acute Americamysis bahia (formerly Mysidopsis bahia)minimum≥ 100 %all year
LC50 Static Renewal 96Hr Acute Americamysis bahia (formerly Mysidopsis bahia)minimum≥ 100 %all year
LC50 Static Renewal 96Hr Acute Americamysis bahia (formerly Mysidopsis bahia)minimum≥ 100 %all year
LC50 Static Renewal 96Hr Acute Menidiaminimum≥ 100 %all year
LC50 Static Renewal 96Hr Acute Menidiaminimum≥ 100 %all year
LC50 Static Renewal 96Hr Acute Menidiaminimum≥ 100 %all year

How strict are these limits?

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

Same industry: the 26 Water Supply permits in Florida.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/FL0571580 · MCP: https://passage-data.com/mcp