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United States Department of the Navy

Federal facility (National Security), major discharger, San Diego, California. NPDES permit CA0109169 expired Oct 31, 2018; its limits still apply. Last 12 months: over a limit 3 times (last June 2026), 27 of 86 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 31 days after each period: outfall INT form A quarterly (4 values), outfall NGD1 form A quarterly (4 values), outfall NGD1 form Q quarterly (14 values), outfall NGD2 form A quarterly (4 values), outfall NGD2 form Q quarterly (14 values), outfall NGD3 form A quarterly (4 values), and 15 more forms
Last report on file
June 2026
Oct 2024 – Sep 2025
1 value over a limit, 0 required values missing, 0 of 118 reports late

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

Period endingOutfallParameterReportedLimitOver by
March 2026NGD1Copper, total recoverable, daily maximum130 ug/L≤ 13.8 ug/L842%
June 2026NGD3Nickel, total recoverable, daily maximum15 ug/L≤ 13.6 ug/L10%
June 2026NGD3Zinc, total recoverable, daily maximum1000 ug/L≤ 95.1 ug/L952%

Limits in force (421)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitinstantaneous maximumreport only (deg F)all yearBC01
Temperature, water deg. fahrenheitinstantaneous maximumreport only (deg F)all yearBC01
Turbiditydaily maximumreport only (NTU)all yearBC01
Turbiditydaily maximumreport only (NTU)all yearBC01
pHminimumreport only (SU)all yearBC01
pHminimumreport only (SU)all yearBC01
pHmaximumreport only (SU)all yearBC01
pHmaximumreport only (SU)all yearBC01
Solids, total suspendeddaily maximumreport only (mg/L)all yearBC01
Solids, total suspendeddaily maximumreport only (mg/L)all yearBC01
Solids, settleabledaily maximumreport only (mL/L)all yearBC01
Solids, settleabledaily maximumreport only (mL/L)all yearBC01
Copper, total recoverabledaily maximumreport only (ug/L)all yearBC01
Copper, total recoverabledaily maximumreport only (ug/L)all yearBC01
Oil and greasedaily maximumreport only (mg/L)all yearBC01
Oil and greasedaily maximumreport only (mg/L)all yearBC01
Benzo[b]fluoranthenedaily maximumreport only (ug/L)all yearBC01
Benzo[b]fluoranthenedaily maximumreport only (ug/L)all yearBC01
Benzo[k]fluoranthenedaily maximumreport only (ug/L)all yearBC01
Benzo[k]fluoranthenedaily maximumreport only (ug/L)all yearBC01
Chrysenedaily maximumreport only (ug/L)all yearBC01
Chrysenedaily maximumreport only (ug/L)all yearBC01
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all yearBC01
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all yearBC01
Copper, total recoverablemonthly averagereport only (ug/L)all yearINT
Copper, total recoverablemonthly averagereport only (ug/L)all yearINT
Copper, total recoverabledaily maximumreport only (ug/L)all yearINT
Copper, total recoverabledaily maximumreport only (ug/L)all yearINT
Temperature, water deg. fahrenheitinstantaneous maximumreport only (deg F)all yearNGD1
Turbiditymonthly average≤ 75 NTUall yearNGD1
Turbidityhighest weekly average≤ 100 NTUall yearNGD1
Turbidityinstantaneous maximum≤ 225 NTUall yearNGD1
pHminimum≥ 7 SUall yearNGD1
pHmaximum≤ 9 SUall yearNGD1
Solids, total suspendedmonthly average≤ 60 mg/Lall yearNGD1
Solids, settleablemonthly average≤ 1 mL/Lall yearNGD1
Solids, settleablehighest weekly average≤ 1.5 mL/Lall yearNGD1
Solids, settleableinstantaneous maximum≤ 3 mL/Lall yearNGD1
Copper, total recoverabledaily maximum≤ 13.8 ug/Lall yearNGD1
Copper, total recoverabledaily maximum≤ 17 ug/Lall yearNGD1
Oil and greasemonthly average≤ 25 mg/Lall yearNGD1
Oil and greasehighest weekly average≤ 40 mg/Lall yearNGD1
Oil and greaseinstantaneous maximum≤ 75 mg/Lall yearNGD1
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all yearNGD1
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all yearNGD1
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all yearNGD1
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all yearNGD1
Tributyltin, Total Recoverabledaily maximumreport only (ug/L)all yearNGD1
Tributyltin, Total Recoverabledaily maximumreport only (ug/L)all yearNGD1
%Effect Static 72Hr Chronic Strongylocentrotus purpuratusmonthly medianreport only (% effect)all yearNGD1
%Effect Static 72Hr Chronic Strongylocentrotus purpuratusmonthly medianreport only (% effect)all yearNGD1
%Effect Static 72Hr Chronic Strongylocentrotus purpuratusdaily maximumreport only (% effect)all yearNGD1
%Effect Static 72Hr Chronic Strongylocentrotus purpuratusdaily maximumreport only (% effect)all yearNGD1
%Effect Static 48Hr Chronic Macrocystis pyriferamonthly medianreport only (% effect)all yearNGD1
%Effect Static 48Hr Chronic Macrocystis pyriferamonthly medianreport only (% effect)all yearNGD1
%Effect Static 48Hr Chronic Macrocystis pyriferadaily maximumreport only (% effect)all yearNGD1
%Effect Static 48Hr Chronic Macrocystis pyriferadaily maximumreport only (% effect)all yearNGD1
%Effect Static Renewal 7 Day Chronic Menidia beryllinamonthly medianreport only (% effect)all yearNGD1
%Effect Static Renewal 7 Day Chronic Menidia beryllinamonthly medianreport only (% effect)all yearNGD1
%Effect Static Renewal 7 Day Chronic Menidia beryllinadaily maximumreport only (% effect)all yearNGD1
%Effect Static Renewal 7 Day Chronic Menidia beryllinadaily maximumreport only (% effect)all yearNGD1
%Effect Static Renewal 7 Day Chronic Atherinops affinismonthly medianreport only (% effect)all yearNGD1
%Effect Static Renewal 7 Day Chronic Atherinops affinismonthly medianreport only (% effect)all yearNGD1
%Effect Static Renewal 7 Day Chronic Atherinops affinisdaily maximumreport only (% effect)all yearNGD1
%Effect Static Renewal 7 Day Chronic Atherinops affinisdaily maximumreport only (% effect)all yearNGD1
Pass/Fail Static 72Hr Chronic Strongylocentrotus purpuratusmonthly median< 1 pass=0;fail=1all yearNGD1
Pass/Fail Static 72Hr Chronic Strongylocentrotus purpuratusmonthly median< 1 pass=0;fail=1all yearNGD1
Pass/Fail Static 72Hr Chronic Strongylocentrotus purpuratusdaily maximumreport only (pass=0;fail=1)all yearNGD1
Pass/Fail Static 72Hr Chronic Strongylocentrotus purpuratusdaily maximumreport only (pass=0;fail=1)all yearNGD1
Pass/Fail Static 48Hr Chronic Macrocystis pyriferamonthly median< 1 pass=0;fail=1all yearNGD1
Pass/Fail Static 48Hr Chronic Macrocystis pyriferamonthly median< 1 pass=0;fail=1all yearNGD1
Pass/Fail Static 48Hr Chronic Macrocystis pyriferadaily maximumreport only (pass=0;fail=1)all yearNGD1
Pass/Fail Static 48Hr Chronic Macrocystis pyriferadaily maximumreport only (pass=0;fail=1)all yearNGD1
Pass/Fail Static Renewal 7 Day Chronic Menidia beryllinamonthly median< 1 pass=0;fail=1all yearNGD1
Pass/Fail Static Renewal 7 Day Chronic Menidia beryllinamonthly median< 1 pass=0;fail=1all yearNGD1
Pass/Fail Static Renewal 7 Day Chronic Menidia beryllinadaily maximumreport only (pass=0;fail=1)all yearNGD1
Pass/Fail Static Renewal 7 Day Chronic Menidia beryllinadaily maximumreport only (pass=0;fail=1)all yearNGD1
Pass/Fail Static Renewal 7 Day Chronic Atherinops affinismonthly median< 1 pass=0;fail=1all yearNGD1
Pass/Fail Static Renewal 7 Day Chronic Atherinops affinismonthly median< 1 pass=0;fail=1all yearNGD1
Pass/Fail Static Renewal 7 Day Chronic Atherinops affinisdaily maximumreport only (pass=0;fail=1)all yearNGD1
Pass/Fail Static Renewal 7 Day Chronic Atherinops affinisdaily maximumreport only (pass=0;fail=1)all yearNGD1
Temperature, water deg. fahrenheitinstantaneous maximumreport only (deg F)all yearNGD2
Turbiditymonthly average≤ 75 NTUall yearNGD2
Turbidityhighest weekly average≤ 100 NTUall yearNGD2
Turbidityinstantaneous maximum≤ 225 NTUall yearNGD2
pHminimum≥ 7 SUall yearNGD2
pHmaximum≤ 9 SUall yearNGD2
Solids, total suspendedmonthly average≤ 60 mg/Lall yearNGD2
Solids, settleablemonthly average≤ 1 mL/Lall yearNGD2
Solids, settleablehighest weekly average≤ 1.5 mL/Lall yearNGD2
Solids, settleableinstantaneous maximum≤ 3 mL/Lall yearNGD2
Copper, total recoverabledaily maximum≤ 13.8 ug/Lall yearNGD2
Copper, total recoverabledaily maximum≤ 17 ug/Lall yearNGD2
Oil and greasemonthly average≤ 25 mg/Lall yearNGD2
Oil and greasehighest weekly average≤ 40 mg/Lall yearNGD2
Oil and greaseinstantaneous maximum≤ 75 mg/Lall yearNGD2
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all yearNGD2
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all yearNGD2
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all yearNGD2
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all yearNGD2
Tributyltin, Total Recoverabledaily maximumreport only (ug/L)all yearNGD2
Tributyltin, Total Recoverabledaily maximumreport only (ug/L)all yearNGD2
%Effect Static 72Hr Chronic Strongylocentrotus purpuratusmonthly medianreport only (% effect)all yearNGD2
%Effect Static 72Hr Chronic Strongylocentrotus purpuratusmonthly medianreport only (% effect)all yearNGD2
%Effect Static 72Hr Chronic Strongylocentrotus purpuratusdaily maximumreport only (% effect)all yearNGD2
%Effect Static 72Hr Chronic Strongylocentrotus purpuratusdaily maximumreport only (% effect)all yearNGD2
%Effect Static 48Hr Chronic Macrocystis pyriferamonthly medianreport only (% effect)all yearNGD2
%Effect Static 48Hr Chronic Macrocystis pyriferamonthly medianreport only (% effect)all yearNGD2
%Effect Static 48Hr Chronic Macrocystis pyriferadaily maximumreport only (% effect)all yearNGD2
%Effect Static 48Hr Chronic Macrocystis pyriferadaily maximumreport only (% effect)all yearNGD2
%Effect Static Renewal 7 Day Chronic Menidia beryllinamonthly medianreport only (% effect)all yearNGD2
%Effect Static Renewal 7 Day Chronic Menidia beryllinamonthly medianreport only (% effect)all yearNGD2
%Effect Static Renewal 7 Day Chronic Menidia beryllinadaily maximumreport only (% effect)all yearNGD2
%Effect Static Renewal 7 Day Chronic Menidia beryllinadaily maximumreport only (% effect)all yearNGD2
%Effect Static Renewal 7 Day Chronic Atherinops affinismonthly medianreport only (% effect)all yearNGD2
%Effect Static Renewal 7 Day Chronic Atherinops affinismonthly medianreport only (% effect)all yearNGD2
%Effect Static Renewal 7 Day Chronic Atherinops affinisdaily maximumreport only (% effect)all yearNGD2
%Effect Static Renewal 7 Day Chronic Atherinops affinisdaily maximumreport only (% effect)all yearNGD2
Pass/Fail Static 72Hr Chronic Strongylocentrotus purpuratusmonthly median< 1 pass=0;fail=1all yearNGD2
Pass/Fail Static 72Hr Chronic Strongylocentrotus purpuratusmonthly median< 1 pass=0;fail=1all yearNGD2
Pass/Fail Static 72Hr Chronic Strongylocentrotus purpuratusdaily maximumreport only (pass=0;fail=1)all yearNGD2
Pass/Fail Static 72Hr Chronic Strongylocentrotus purpuratusdaily maximumreport only (pass=0;fail=1)all yearNGD2
Pass/Fail Static 48Hr Chronic Macrocystis pyriferamonthly median< 1 pass=0;fail=1all yearNGD2
Pass/Fail Static 48Hr Chronic Macrocystis pyriferamonthly median< 1 pass=0;fail=1all yearNGD2
Pass/Fail Static 48Hr Chronic Macrocystis pyriferadaily maximumreport only (pass=0;fail=1)all yearNGD2
Pass/Fail Static 48Hr Chronic Macrocystis pyriferadaily maximumreport only (pass=0;fail=1)all yearNGD2
Pass/Fail Static Renewal 7 Day Chronic Menidia beryllinamonthly median< 1 pass=0;fail=1all yearNGD2
Pass/Fail Static Renewal 7 Day Chronic Menidia beryllinamonthly median< 1 pass=0;fail=1all yearNGD2
Pass/Fail Static Renewal 7 Day Chronic Menidia beryllinadaily maximumreport only (pass=0;fail=1)all yearNGD2
Pass/Fail Static Renewal 7 Day Chronic Menidia beryllinadaily maximumreport only (pass=0;fail=1)all yearNGD2
Pass/Fail Static Renewal 7 Day Chronic Atherinops affinismonthly median< 1 pass=0;fail=1all yearNGD2
Pass/Fail Static Renewal 7 Day Chronic Atherinops affinismonthly median< 1 pass=0;fail=1all yearNGD2
Pass/Fail Static Renewal 7 Day Chronic Atherinops affinisdaily maximumreport only (pass=0;fail=1)all yearNGD2
Pass/Fail Static Renewal 7 Day Chronic Atherinops affinisdaily maximumreport only (pass=0;fail=1)all yearNGD2
Temperature, water deg. fahrenheitinstantaneous maximumreport only (deg F)all yearNGD3
Temperature, water deg. fahrenheitinstantaneous maximumreport only (deg F)all yearNGD3
Turbiditymonthly average≤ 75 NTUall yearNGD3
Turbiditymonthly average≤ 75 NTUall yearNGD3
Turbidityhighest weekly average≤ 100 NTUall yearNGD3
Turbidityhighest weekly average≤ 100 NTUall yearNGD3
Turbidityinstantaneous maximum≤ 225 NTUall yearNGD3
Turbidityinstantaneous maximum≤ 225 NTUall yearNGD3
pHminimum≥ 7 SUall yearNGD3
pHminimum≥ 7 SUall yearNGD3
pHmaximum≤ 9 SUall yearNGD3
pHmaximum≤ 9 SUall yearNGD3
Solids, total suspendedmonthly average≤ 60 mg/Lall yearNGD3
Solids, total suspendedmonthly average≤ 60 mg/Lall yearNGD3
Solids, settleablemonthly average≤ 1 mL/Lall yearNGD3
Solids, settleablemonthly average≤ 1 mL/Lall yearNGD3
Solids, settleablehighest weekly average≤ 1.5 mL/Lall yearNGD3
Solids, settleablehighest weekly average≤ 1.5 mL/Lall yearNGD3
Solids, settleableinstantaneous maximum≤ 3 mL/Lall yearNGD3
Solids, settleableinstantaneous maximum≤ 3 mL/Lall yearNGD3
Nickel, total recoverablemonthly average≤ 6.8 ug/Lall yearNGD3
Nickel, total recoverablemonthly average≤ 6.8 ug/Lall yearNGD3
Nickel, total recoverabledaily maximum≤ 13.6 ug/Lall yearNGD3
Nickel, total recoverabledaily maximum≤ 13.6 ug/Lall yearNGD3
Nickel, total recoverabledaily maximum≤ 50 ug/Lall yearNGD3
Nickel, total recoverabledaily maximum≤ 50 ug/Lall yearNGD3
Silver total recoverablemonthly average≤ 1.1 ug/Lall yearNGD3
Silver total recoverablemonthly average≤ 1.1 ug/Lall yearNGD3
Silver total recoverablemonthly average≤ 1.1 ug/Lall yearNGD3
Silver total recoverablemonthly average≤ 1.1 ug/Lall yearNGD3
Silver total recoverabledaily maximum≤ 2.2 ug/Lall yearNGD3
Silver total recoverabledaily maximum≤ 2.2 ug/Lall yearNGD3
Silver total recoverabledaily maximum≤ 2.2 ug/Lall yearNGD3
Silver total recoverabledaily maximum≤ 2.2 ug/Lall yearNGD3
Zinc, total recoverablemonthly average≤ 47.4 ug/Lall yearNGD3
Zinc, total recoverablemonthly average≤ 47.4 ug/Lall yearNGD3
Zinc, total recoverabledaily maximum≤ 95.1 ug/Lall yearNGD3
Zinc, total recoverabledaily maximum≤ 95.1 ug/Lall yearNGD3
Zinc, total recoverabledaily maximum≤ 165 ug/Lall yearNGD3
Zinc, total recoverabledaily maximum≤ 165 ug/Lall yearNGD3
Cadmium, total recoverablemonthly average≤ 7.7 ug/Lall yearNGD3
Cadmium, total recoverablemonthly average≤ 7.7 ug/Lall yearNGD3
Cadmium, total recoverablemonthly average≤ 7.7 ug/Lall yearNGD3
Cadmium, total recoverablemonthly average≤ 7.7 ug/Lall yearNGD3
Cadmium, total recoverabledaily maximum≤ 15.4 ug/Lall yearNGD3
Cadmium, total recoverabledaily maximum≤ 15.4 ug/Lall yearNGD3
Cadmium, total recoverabledaily maximum≤ 15.4 ug/Lall yearNGD3
Cadmium, total recoverabledaily maximum≤ 15.4 ug/Lall yearNGD3
Copper, total recoverabledaily maximum≤ 13.8 ug/Lall yearNGD3
Copper, total recoverabledaily maximum≤ 13.8 ug/Lall yearNGD3
Copper, total recoverabledaily maximum≤ 40 ug/Lall yearNGD3
Copper, total recoverabledaily maximum≤ 40 ug/Lall yearNGD3
Oil and greasemonthly average≤ 25 mg/Lall yearNGD3
Oil and greasemonthly average≤ 25 mg/Lall yearNGD3
Oil and greasehighest weekly average≤ 40 mg/Lall yearNGD3
Oil and greasehighest weekly average≤ 40 mg/Lall yearNGD3
Oil and greaseinstantaneous maximum≤ 75 mg/Lall yearNGD3
Oil and greaseinstantaneous maximum≤ 75 mg/Lall yearNGD3
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all yearNGD3
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all yearNGD3
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all yearNGD3
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all yearNGD3
%Effect Static 72Hr Chronic Strongylocentrotus purpuratusmonthly medianreport only (% effect)all yearNGD3
%Effect Static 72Hr Chronic Strongylocentrotus purpuratusmonthly medianreport only (% effect)all yearNGD3
%Effect Static 72Hr Chronic Strongylocentrotus purpuratusdaily maximumreport only (% effect)all yearNGD3
%Effect Static 72Hr Chronic Strongylocentrotus purpuratusdaily maximumreport only (% effect)all yearNGD3
%Effect Static 48Hr Chronic Macrocystis pyriferamonthly medianreport only (% effect)all yearNGD3
%Effect Static 48Hr Chronic Macrocystis pyriferamonthly medianreport only (% effect)all yearNGD3
%Effect Static 48Hr Chronic Macrocystis pyriferadaily maximumreport only (% effect)all yearNGD3
%Effect Static 48Hr Chronic Macrocystis pyriferadaily maximumreport only (% effect)all yearNGD3
%Effect Static Renewal 7 Day Chronic Menidia beryllinamonthly medianreport only (% effect)all yearNGD3
%Effect Static Renewal 7 Day Chronic Menidia beryllinamonthly medianreport only (% effect)all yearNGD3
%Effect Static Renewal 7 Day Chronic Menidia beryllinadaily maximumreport only (% effect)all yearNGD3
%Effect Static Renewal 7 Day Chronic Menidia beryllinadaily maximumreport only (% effect)all yearNGD3
%Effect Static Renewal 7 Day Chronic Atherinops affinismonthly medianreport only (% effect)all yearNGD3
%Effect Static Renewal 7 Day Chronic Atherinops affinismonthly medianreport only (% effect)all yearNGD3
%Effect Static Renewal 7 Day Chronic Atherinops affinisdaily maximumreport only (% effect)all yearNGD3
%Effect Static Renewal 7 Day Chronic Atherinops affinisdaily maximumreport only (% effect)all yearNGD3
Pass/Fail Static 72Hr Chronic Strongylocentrotus purpuratusmonthly median< 1 pass=0;fail=1all yearNGD3
Pass/Fail Static 72Hr Chronic Strongylocentrotus purpuratusmonthly median< 1 pass=0;fail=1all yearNGD3
Pass/Fail Static 72Hr Chronic Strongylocentrotus purpuratusdaily maximumreport only (pass=0;fail=1)all yearNGD3
Pass/Fail Static 72Hr Chronic Strongylocentrotus purpuratusdaily maximumreport only (pass=0;fail=1)all yearNGD3
Pass/Fail Static 48Hr Chronic Macrocystis pyriferamonthly median< 1 pass=0;fail=1all yearNGD3
Pass/Fail Static 48Hr Chronic Macrocystis pyriferamonthly median< 1 pass=0;fail=1all yearNGD3
Pass/Fail Static 48Hr Chronic Macrocystis pyriferadaily maximumreport only (pass=0;fail=1)all yearNGD3
Pass/Fail Static 48Hr Chronic Macrocystis pyriferadaily maximumreport only (pass=0;fail=1)all yearNGD3
Pass/Fail Static Renewal 7 Day Chronic Menidia beryllinamonthly median< 1 pass=0;fail=1all yearNGD3
Pass/Fail Static Renewal 7 Day Chronic Menidia beryllinamonthly median< 1 pass=0;fail=1all yearNGD3
Pass/Fail Static Renewal 7 Day Chronic Menidia beryllinadaily maximumreport only (pass=0;fail=1)all yearNGD3
Pass/Fail Static Renewal 7 Day Chronic Menidia beryllinadaily maximumreport only (pass=0;fail=1)all yearNGD3
Pass/Fail Static Renewal 7 Day Chronic Atherinops affinismonthly median< 1 pass=0;fail=1all yearNGD3
Pass/Fail Static Renewal 7 Day Chronic Atherinops affinismonthly median< 1 pass=0;fail=1all yearNGD3
Pass/Fail Static Renewal 7 Day Chronic Atherinops affinisdaily maximumreport only (pass=0;fail=1)all yearNGD3
Pass/Fail Static Renewal 7 Day Chronic Atherinops affinisdaily maximumreport only (pass=0;fail=1)all yearNGD3
Temperature, water deg. fahrenheitinstantaneous maximumreport only (deg F)all yearNGD4
Temperature, water deg. fahrenheitinstantaneous maximumreport only (deg F)all yearNGD4
Turbiditymonthly average≤ 75 NTUall yearNGD4
Turbiditymonthly average≤ 75 NTUall yearNGD4
Turbidityhighest weekly average≤ 100 NTUall yearNGD4
Turbidityhighest weekly average≤ 100 NTUall yearNGD4
Turbidityinstantaneous maximum≤ 225 NTUall yearNGD4
Turbidityinstantaneous maximum≤ 225 NTUall yearNGD4
pHminimum≥ 7 SUall yearNGD4
pHminimum≥ 7 SUall yearNGD4
pHmaximum≤ 9 SUall yearNGD4
pHmaximum≤ 9 SUall yearNGD4
Solids, total suspendedmonthly average≤ 60 mg/Lall yearNGD4
Solids, total suspendedmonthly average≤ 60 mg/Lall yearNGD4
Solids, total suspendeddaily maximum≤ 187 mg/Lall yearNGD4
Solids, total suspendeddaily maximum≤ 187 mg/Lall yearNGD4
Solids, settleablemonthly average≤ 1 mL/Lall yearNGD4
Solids, settleablemonthly average≤ 1 mL/Lall yearNGD4
Solids, settleablehighest weekly average≤ 1.5 mL/Lall yearNGD4
Solids, settleablehighest weekly average≤ 1.5 mL/Lall yearNGD4
Solids, settleableinstantaneous maximum≤ 3 mL/Lall yearNGD4
Solids, settleableinstantaneous maximum≤ 3 mL/Lall yearNGD4
Nickel, total recoverablemonthly average≤ 6.8 ug/Lall yearNGD4
Nickel, total recoverablemonthly average≤ 6.8 ug/Lall yearNGD4
Nickel, total recoverabledaily maximum≤ 13.6 ug/Lall yearNGD4
Nickel, total recoverabledaily maximum≤ 13.6 ug/Lall yearNGD4
Nickel, total recoverabledaily maximum≤ 50 ug/Lall yearNGD4
Nickel, total recoverabledaily maximum≤ 50 ug/Lall yearNGD4
Silver total recoverablemonthly average≤ 1.1 ug/Lall yearNGD4
Silver total recoverablemonthly average≤ 1.1 ug/Lall yearNGD4
Silver total recoverabledaily maximum≤ 2.2 ug/Lall yearNGD4
Silver total recoverabledaily maximum≤ 2.2 ug/Lall yearNGD4
Zinc, total recoverablemonthly average≤ 47.4 ug/Lall yearNGD4
Zinc, total recoverablemonthly average≤ 47.4 ug/Lall yearNGD4
Zinc, total recoverabledaily maximum≤ 95.1 ug/Lall yearNGD4
Zinc, total recoverabledaily maximum≤ 95.1 ug/Lall yearNGD4
Copper, total recoverabledaily maximum≤ 13.8 ug/Lall yearNGD4
Copper, total recoverabledaily maximum≤ 13.8 ug/Lall yearNGD4
Copper, total recoverabledaily maximum≤ 41.5 ug/Lall yearNGD4
Copper, total recoverabledaily maximum≤ 41.5 ug/Lall yearNGD4
Oil and greasemonthly average≤ 25 mg/Lall yearNGD4
Oil and greasemonthly average≤ 25 mg/Lall yearNGD4
Oil and greasehighest weekly average≤ 40 mg/Lall yearNGD4
Oil and greasehighest weekly average≤ 40 mg/Lall yearNGD4
Oil and greaseinstantaneous maximum≤ 75 mg/Lall yearNGD4
Oil and greaseinstantaneous maximum≤ 75 mg/Lall yearNGD4
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all yearNGD4
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all yearNGD4
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all yearNGD4
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all yearNGD4
%Effect Static 72Hr Chronic Strongylocentrotus purpuratusmonthly medianreport only (% effect)all yearNGD4
%Effect Static 72Hr Chronic Strongylocentrotus purpuratusmonthly medianreport only (% effect)all yearNGD4
%Effect Static 72Hr Chronic Strongylocentrotus purpuratusdaily maximumreport only (% effect)all yearNGD4
%Effect Static 72Hr Chronic Strongylocentrotus purpuratusdaily maximumreport only (% effect)all yearNGD4
%Effect Static 48Hr Chronic Macrocystis pyriferamonthly medianreport only (% effect)all yearNGD4
%Effect Static 48Hr Chronic Macrocystis pyriferamonthly medianreport only (% effect)all yearNGD4
%Effect Static 48Hr Chronic Macrocystis pyriferadaily maximumreport only (% effect)all yearNGD4
%Effect Static 48Hr Chronic Macrocystis pyriferadaily maximumreport only (% effect)all yearNGD4
%Effect Static Renewal 7 Day Chronic Menidia beryllinamonthly medianreport only (% effect)all yearNGD4
%Effect Static Renewal 7 Day Chronic Menidia beryllinamonthly medianreport only (% effect)all yearNGD4
%Effect Static Renewal 7 Day Chronic Menidia beryllinadaily maximumreport only (% effect)all yearNGD4
%Effect Static Renewal 7 Day Chronic Menidia beryllinadaily maximumreport only (% effect)all yearNGD4
%Effect Static Renewal 7 Day Chronic Atherinops affinismonthly medianreport only (% effect)all yearNGD4
%Effect Static Renewal 7 Day Chronic Atherinops affinismonthly medianreport only (% effect)all yearNGD4
%Effect Static Renewal 7 Day Chronic Atherinops affinisdaily maximumreport only (% effect)all yearNGD4
%Effect Static Renewal 7 Day Chronic Atherinops affinisdaily maximumreport only (% effect)all yearNGD4
Pass/Fail Static 72Hr Chronic Strongylocentrotus purpuratusmonthly median< 1 pass=0;fail=1all yearNGD4
Pass/Fail Static 72Hr Chronic Strongylocentrotus purpuratusmonthly median< 1 pass=0;fail=1all yearNGD4
Pass/Fail Static 72Hr Chronic Strongylocentrotus purpuratusdaily maximumreport only (pass=0;fail=1)all yearNGD4
Pass/Fail Static 72Hr Chronic Strongylocentrotus purpuratusdaily maximumreport only (pass=0;fail=1)all yearNGD4
Pass/Fail Static 48Hr Chronic Macrocystis pyriferamonthly median< 1 pass=0;fail=1all yearNGD4
Pass/Fail Static 48Hr Chronic Macrocystis pyriferamonthly median< 1 pass=0;fail=1all yearNGD4
Pass/Fail Static 48Hr Chronic Macrocystis pyriferadaily maximumreport only (pass=0;fail=1)all yearNGD4
Pass/Fail Static 48Hr Chronic Macrocystis pyriferadaily maximumreport only (pass=0;fail=1)all yearNGD4
Pass/Fail Static Renewal 7 Day Chronic Menidia beryllinamonthly median< 1 pass=0;fail=1all yearNGD4
Pass/Fail Static Renewal 7 Day Chronic Menidia beryllinamonthly median< 1 pass=0;fail=1all yearNGD4
Pass/Fail Static Renewal 7 Day Chronic Menidia beryllinadaily maximumreport only (pass=0;fail=1)all yearNGD4
Pass/Fail Static Renewal 7 Day Chronic Menidia beryllinadaily maximumreport only (pass=0;fail=1)all yearNGD4
Pass/Fail Static Renewal 7 Day Chronic Atherinops affinismonthly median< 1 pass=0;fail=1all yearNGD4
Pass/Fail Static Renewal 7 Day Chronic Atherinops affinismonthly median< 1 pass=0;fail=1all yearNGD4
Pass/Fail Static Renewal 7 Day Chronic Atherinops affinisdaily maximumreport only (pass=0;fail=1)all yearNGD4
Pass/Fail Static Renewal 7 Day Chronic Atherinops affinisdaily maximumreport only (pass=0;fail=1)all yearNGD4
Temperature, water deg. fahrenheitinstantaneous maximumreport only (deg F)all yearSC1
Turbiditymonthly average≤ 75 NTUall yearSC1
Turbidityhighest weekly average≤ 100 NTUall yearSC1
Turbidityinstantaneous maximum≤ 225 NTUall yearSC1
pHminimum≥ 7 SUall yearSC1
pHmaximum≤ 9 SUall yearSC1
Solids, total suspendedmonthly average≤ 60 mg/Lall yearSC1
Solids, settleablemonthly average≤ 1 mL/Lall yearSC1
Solids, settleablehighest weekly average≤ 1.5 mL/Lall yearSC1
Solids, settleableinstantaneous maximum≤ 3 mL/Lall yearSC1
Zinc, total recoverablemonthly average≤ 47.4 ug/Lall yearSC1
Zinc, total recoverabledaily maximum≤ 95.1 ug/Lall yearSC1
Lead, total recoverablemonthly average≤ 7 ug/Lall yearSC1
Lead, total recoverabledaily maximum≤ 14 ug/Lall yearSC1
Copper, total recoverablemonthly average≤ 2.9 ug/Lall yearSC1
Copper, total recoverabledaily maximum≤ 5.8 ug/Lall yearSC1
Oil and greasemonthly average≤ 25 mg/Lall yearSC1
Oil and greasehighest weekly average≤ 40 mg/Lall yearSC1
Oil and greaseinstantaneous maximum≤ 75 mg/Lall yearSC1
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all yearSC1
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all yearSC1
Mercury, total recoverablemonthly average≤ .051 ug/Lall yearSC1
Mercury, total recoverabledaily maximum≤ .102 ug/Lall yearSC1
Temperature, water deg. fahrenheitinstantaneous maximumreport only (deg F)all yearSC2
Turbiditymonthly average≤ 75 NTUall yearSC2
Turbidityhighest weekly average≤ 100 NTUall yearSC2
Turbidityinstantaneous maximum≤ 225 NTUall yearSC2
pHminimum≥ 7 SUall yearSC2
pHmaximum≤ 9 SUall yearSC2
Solids, total suspendedmonthly average≤ 60 mg/Lall yearSC2
Solids, settleablemonthly average≤ 1 mL/Lall yearSC2
Solids, settleablehighest weekly average≤ 1.5 mL/Lall yearSC2
Solids, settleableinstantaneous maximum≤ 3 mL/Lall yearSC2
Zinc, total recoverablemonthly average≤ 47.4 ug/Lall yearSC2
Zinc, total recoverabledaily maximum≤ 95.1 ug/Lall yearSC2
Lead, total recoverablemonthly average≤ 7 ug/Lall yearSC2
Lead, total recoverabledaily maximum≤ 14 ug/Lall yearSC2
Copper, total recoverablemonthly average≤ 2.9 ug/Lall yearSC2
Copper, total recoverabledaily maximum≤ 5.8 ug/Lall yearSC2
Oil and greasemonthly average≤ 25 mg/Lall yearSC2
Oil and greasehighest weekly average≤ 40 mg/Lall yearSC2
Oil and greaseinstantaneous maximum≤ 75 mg/Lall yearSC2
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all yearSC2
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all yearSC2
Mercury, total recoverablemonthly average≤ .051 ug/Lall yearSC2
Mercury, total recoverabledaily maximum≤ .102 ug/Lall yearSC2
Temperature, water deg. fahrenheitinstantaneous maximumreport only (deg F)all yearSC3
Turbiditymonthly average≤ 75 NTUall yearSC3
Turbidityhighest weekly average≤ 100 NTUall yearSC3
Turbidityinstantaneous maximum≤ 225 NTUall yearSC3
pHminimum≥ 7 SUall yearSC3
pHmaximum≤ 9 SUall yearSC3
Solids, total suspendedmonthly average≤ 60 mg/Lall yearSC3
Solids, settleablemonthly average≤ 1 mL/Lall yearSC3
Solids, settleablehighest weekly average≤ 1.5 mL/Lall yearSC3
Solids, settleableinstantaneous maximum≤ 3 mL/Lall yearSC3
Zinc, total recoverablemonthly average≤ 47.4 ug/Lall yearSC3
Zinc, total recoverabledaily maximum≤ 95.1 ug/Lall yearSC3
Lead, total recoverablemonthly average≤ 7 ug/Lall yearSC3
Lead, total recoverabledaily maximum≤ 14 ug/Lall yearSC3
Copper, total recoverablemonthly average≤ 2.9 ug/Lall yearSC3
Copper, total recoverabledaily maximum≤ 5.8 ug/Lall yearSC3
Oil and greasemonthly average≤ 25 mg/Lall yearSC3
Oil and greasehighest weekly average≤ 40 mg/Lall yearSC3
Oil and greaseinstantaneous maximum≤ 75 mg/Lall yearSC3
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all yearSC3
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all yearSC3
Mercury, total recoverablemonthly average≤ .051 ug/Lall yearSC3
Mercury, total recoverabledaily maximum≤ .102 ug/Lall yearSC3
pHminimumreport only (SU)all yearUV1
pHminimumreport only (SU)all yearUV1
pHmaximumreport only (SU)all yearUV1
pHmaximumreport only (SU)all yearUV1
Solids, total suspendeddaily maximumreport only (mg/L)all yearUV1
Solids, total suspendeddaily maximumreport only (mg/L)all yearUV1
Oil and greasedaily maximumreport only (mg/L)all yearUV1
Oil and greasedaily maximumreport only (mg/L)all yearUV1
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all yearUV1
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all yearUV1
Total Petroleum Hydrocarbons - Dieseldaily maximumreport only (mg/L)all yearUV1
Total Petroleum Hydrocarbons - Dieseldaily maximumreport only (mg/L)all yearUV1
Total Petroleum Hydrocarbons - Gasolinedaily maximumreport only (mg/L)all yearUV1
Total Petroleum Hydrocarbons - Gasolinedaily maximumreport only (mg/L)all yearUV1
pHminimumreport only (SU)all yearUV2
pHminimumreport only (SU)all yearUV2
pHmaximumreport only (SU)all yearUV2
pHmaximumreport only (SU)all yearUV2
Solids, total suspendeddaily maximumreport only (mg/L)all yearUV2
Solids, total suspendeddaily maximumreport only (mg/L)all yearUV2
Oil and greasedaily maximumreport only (mg/L)all yearUV2
Oil and greasedaily maximumreport only (mg/L)all yearUV2
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all yearUV2
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all yearUV2
Total Petroleum Hydrocarbons - Dieseldaily maximumreport only (mg/L)all yearUV2
Total Petroleum Hydrocarbons - Dieseldaily maximumreport only (mg/L)all yearUV2
Total Petroleum Hydrocarbons - Gasolinedaily maximumreport only (mg/L)all yearUV2
Total Petroleum Hydrocarbons - Gasolinedaily maximumreport only (mg/L)all yearUV2
pHminimumreport only (SU)all yearUV3
pHminimumreport only (SU)all yearUV3
pHmaximumreport only (SU)all yearUV3
pHmaximumreport only (SU)all yearUV3
Solids, total suspendeddaily maximumreport only (mg/L)all yearUV3
Solids, total suspendeddaily maximumreport only (mg/L)all yearUV3
Oil and greasedaily maximumreport only (mg/L)all yearUV3
Oil and greasedaily maximumreport only (mg/L)all yearUV3
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all yearUV3
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all yearUV3
Total Petroleum Hydrocarbons - Dieseldaily maximumreport only (mg/L)all yearUV3
Total Petroleum Hydrocarbons - Dieseldaily maximumreport only (mg/L)all yearUV3
Total Petroleum Hydrocarbons - Gasolinedaily maximumreport only (mg/L)all yearUV3
Total Petroleum Hydrocarbons - Gasolinedaily maximumreport only (mg/L)all yearUV3

How strict are these limits?

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

Same industry: the 4 National Security and International Affairs permits in California.

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