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American Water Military Services, LLC

Federal facility (Sewerage Systems), major discharger, Mayport, Florida. NPDES permit FL0000922, in force until Jan 2, 2030. Last 12 months: over a limit 5 times (last July 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 90 days after each period: form 1 monthly (54 values), form Q quarterly (7 values), form S twice a year
Last report on file
September 2026
Oct 2024 – Sep 2025
8 values over a limit, 2 required values missing, 0 of 21 reports late

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

Period endingParameterReportedLimitOver by
November 2025Enterococci: group D, MF trans, M-E, EIA, 90th percentile160.7≤ 130 #/100mL24%
December 2025Enterococci: group D, MF trans, M-E, EIA, 90th percentile214.3≤ 130 #/100mL65%
January 2026Enterococci: group D, MF trans, M-E, EIA, 90th percentile141.2≤ 130 #/100mL9%
March 2026Nickel, total recoverable, maximum29≤ 26 ug/L12%
July 2026Nickel, total recoverable, maximum40≤ 26 ug/L54%

Limits in force (101)

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
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]minimumreport only (mg/L)all year
Oxygen, dissolved [DO]minimumreport only (mg/L)all year
Oxygen, dissolved [DO]minimumreport only (mg/L)all year
Oxygen, dissolved percent saturationminimumreport only (%)all year
Oxygen, dissolved percent saturationminimumreport only (%)all year
Oxygen, dissolved percent saturationminimumreport only (%)all year
pHminimum≥ 6.5 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≤ 20 mg/Lall year
Oil & Greasemaximum≤ 5 mg/Lall 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]maximumreport only (mg/L)all year
Nitrogen, total [as N]monthly totalreport only (lb/mo)all year
Nitrogen, total [as N]maximumreport only (mg/L)all year
Nitrogen, total [as N]annual total≤ 13325 lb/yrall year
Nitrogen, total [as N]annual total≤ 33166 lb/yrall year
Nitrogen, total [as N]annual averagereport 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]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]maximumreport only (mg/L)all year
Phosphorus, total [as P]monthly totalreport only (lb/mo)all year
Phosphorus, total [as P]maximumreport only (mg/L)all year
Phosphorus, total [as P]annual total≤ 12855 lb/yrall year
Phosphorus, total [as P]annual averagereport only (mg/L)all year
Iron, total recoverablemaximum≤ 300 mg/Lall year
Iron, total recoverablemaximumreport only (ug/L)all year
Iron, total recoverablemaximumreport only (ug/L)all year
Iron, total recoverablemaximumreport only (ug/L)all year
Thallium, total recoverablemaximumreport only (ug/L)all year
Thallium, total recoverablemaximumreport only (ug/L)all year
Thallium, total recoverablemaximumreport only (ug/L)all year
Thallium, total recoverablemaximumreport only (ug/L)all year
Nickel, total recoverablemaximum≤ 26 ug/Lall year
Nickel, total recoverablemaximumreport only (ug/L)all year
Nickel, total recoverablemaximumreport only (ug/L)all year
Nickel, total recoverablemaximumreport only (ug/L)all year
Lead, total recoverablemaximum≤ 8.5 ug/Lall year
Copper, total recoverablemaximum≤ 74 ug/Lall year
Copper, total recoverablemaximumreport only (ug/L)all 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≤ 130 #/100mLall year
Chlorophyll Amaximumreport only (mg/L)all year
Chlorophyll Amaximumreport only (mg/L)all year
Chlorophyll Amaximumreport only (mg/L)all year
Surfactants [MBAS]maximum≤ .5 mg/Lall year
Petrol hydrocarbons, total recoverablemaximumreport only (ug/L)all year
Petrol hydrocarbons, total recoverablemonthly averagereport only (ug/L)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≤ 2 MGDall year
Peracetic Acidmaximum≤ 1 mg/Lall year
Peracetic Acidminimum≥ 2 mg/Lall year
Phosphorous, in total orthophosphatemaximumreport only (mg/L)all year
Mercury, total recoverablemaximum≤ .025 ug/Lall year
Length of longest pH excursionmaximum≤ 60 minall year
% of time exceeding pH limitsmaximum≤ 1 %all year
Coliform, fecal generalmaximum≤ 800 #/100mLall year
Coliform, fecal general90th percentile≤ 400 #/100mLall year
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year
Coliform, fecal generalannual average≤ 200 #/100mLall year
BOD, carbonaceous [5 day, 20 C]weekly average≤ 45 mg/Lall year
BOD, carbonaceous [5 day, 20 C]maximum≤ 60 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≤ 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 Menidia beryllinaminimum≥ 100 %all year
IC25 Lethal Static Renewal 7 Day Chronic Menidia beryllinaminimum≥ 100 %all year
IC25 Lethal Static Renewal 7 Day Chronic Menidia beryllinaminimum≥ 100 %all year
IC25 Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)minimum≥ 100 %all year
IC25 Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)minimum≥ 100 %all year
IC25 Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)minimum≥ 100 %all year

New limits from Jun 1, 2029

ParameterNew limitNew or tighterMedian, last 12 months× new limit
Copper, total recoverable, maximum3.7 ug/Ltighter7.9 ug/L (11 values)2.14×

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/FL0000922 · MCP: https://passage-data.com/mcp