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Miami-Dade County - Public Works Department

Sewage treatment plant, major discharger, Miami, Florida. NPDES permit FL0024805 expired Dec 31, 2025; its limits still apply. Last 12 months: over a limit 15 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 90 days after each period: form 1 monthly (54 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
17 values over a limit, 0 required values missing, 0 of 12 reports late

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

All 15 values over a limit
Period endingParameterReportedLimitOver by
October 2025Chlorine, total residual, maximum3.2 mg/L≤ .01 mg/L31900%
November 2025Chlorine, total residual, maximum3.01 mg/L≤ .01 mg/L30000%
December 2025Chlorine, total residual, maximum3.08≤ .01 mg/L30700%
January 2026Chlorine, total residual, maximum3.1≤ .01 mg/L30900%
January 2026Oil & Grease, monthly average18.7≤ 5 mg/L274%
February 2026Chlorine, total residual, maximum3.22≤ .01 mg/L32100%
March 2026Chlorine, total residual, maximum3.25≤ .01 mg/L32400%
April 2026Chlorine, total residual, maximum3≤ .01 mg/L29900%
April 2026Oil & Grease, monthly average9.7≤ 5 mg/L94%
May 2026Chlorine, total residual, maximum3.23≤ .01 mg/L32200%
May 2026Oil & Grease, monthly average8.5≤ 5 mg/L70%
June 2026Chlorine, total residual, maximum3≤ .01 mg/L29900%
July 2026Chlorine, total residual, maximum2.7≤ .01 mg/L26900%
July 2026Oil & Grease, monthly average5.6≤ 5 mg/L12%
August 2026Chlorine, total residual, maximum2.9≤ .01 mg/L28900%

Limits in force (54)

ParameterStatisticLimitMonths
Plant capacity fact. percent of capacitymonthly averagereport only (%)all year
pHminimum≥ 6 SUall year
pHmaximum≤ 8.5 SUall 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≤ 30 mg/Lall year
Oil & Greasemonthly average≤ 5 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
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (lb/d)all year
Cyanide, total [as CN]maximumreport only (ug/L)all year
Arsenic, total recoverablemaximum≤ 50 ug/Lall year
Selenium, total recoverablemaximumreport only (ug/L)all year
Thallium, total recoverablemaximumreport only (ug/L)all year
Beryllium, total recoverable [as Be]maximumreport only (ug/L)all year
Nickel, total recoverablemaximumreport only (ug/L)all year
Silver total recoverablemaximumreport only (ug/L)all year
Zinc, total recoverablemaximumreport only (ug/L)all year
Cadmium, total recoverablemaximumreport only (ug/L)all year
Chromium, 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≤ 130 #/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≤ 143 MGDall year
Flow, in conduit or thru treatment plantrolling quarterly≤ 191.6 MGDall year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantannual average≤ 143 MGDall year
Chlorine, total residualminimum≥ .5 mg/Lall year
Chlorine, total residualmaximum≤ .01 mg/Lall year
Mercury, total recoverablemaximumreport only (ug/L)all year
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year
Coliform, fecal generalmaximum≤ 800 #/100mLall year
Coliform, fecal generalmonthly average≤ 400 #/100mLall year
Coliform, fecal generalannual average≤ 200 #/100mLall 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]annual average≤ 25 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 Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)minimum≥ 10 %all year
IC25 Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)minimum≥ 10 %all year
IC25 Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)minimum≥ 10 %all year
IC25 Static Renewal 7 Day Chronic Menidia menidiaminimum≥ 10 %all year
IC25 Static Renewal 7 Day Chronic Menidia menidiaminimum≥ 10 %all year
IC25 Static Renewal 7 Day Chronic Menidia menidiaminimum≥ 10 %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/FL0024805 · MCP: https://passage-data.com/mcp