TERREBONNE PH-HOUMA-SOUTH

NPDES permit LA0040274 · Major POTW · administratively continued, expires 2024-05-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file
Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

This permit expired on 2024-05-31 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

EPA's record, 2025-09-01 to 2026-08-31

1values over a limit
0required values missing, on 0 form(s)
0of 45 forms filed late

Last period with anything received: 2026-07-31. Most often over: Coliform, fecal general (1).

Reporting

Reports are due about 105 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (152)

OutfallParameterStatisticLimitMonths
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 2001 lb/d all year
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG <= 90 mg/L all year
001Solids, total suspendedWKLY AVG <= 135 mg/L all year
001Solids, total suspendedMO AVG <= 6005 lb/d all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]WKLY AVG report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]WKLY AVG report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Magnesium, total [as Mg]MO AVG report only all year
001Magnesium, total [as Mg]WKLY AVG report only all year
001Magnesium, total [as Mg]MO AVG report only all year
001Cadmium, total [as Cd]MO AVG report only all year
001Cadmium, total [as Cd]WKLY AVG report only all year
001Cadmium, total [as Cd]MO AVG report only all year
001Chromium, total [as Cr]MO AVG report only all year
001Chromium, total [as Cr]WKLY AVG report only all year
001Chromium, total [as Cr]MO AVG report only all year
001Copper, total [as Cu]MO AVG report only all year
001Copper, total [as Cu]WKLY AVG report only all year
001Copper, total [as Cu]MO AVG report only all year
001Iron, total [as Fe]MO AVG report only all year
001Iron, total [as Fe]WKLY AVG report only all year
001Iron, total [as Fe]MO AVG report only all year
001Lead, total [as Pb]MO AVG report only all year
001Lead, total [as Pb]WKLY AVG report only all year
001Lead, total [as Pb]MO AVG report only all year
001Nickel, total [as Ni]MO AVG report only all year
001Nickel, total [as Ni]WKLY AVG report only all year
001Nickel, total [as Ni]MO AVG report only all year
001Silver, total [as Ag]MO AVG report only all year
001Silver, total [as Ag]WKLY AVG report only all year
001Silver, total [as Ag]MO AVG report only all year
001Zinc, total [as Zn]MO AVG report only all year
001Zinc, total [as Zn]WKLY AVG report only all year
001Zinc, total [as Zn]MO AVG report only all year
001Selenium, total [as Se]MO AVG report only all year
001Selenium, total [as Se]WKLY AVG report only all year
001Selenium, total [as Se]MO AVG report only all year
001Whole effluent toxicity - retest #1MO AV MN report only all year
001Whole effluent toxicity - retest #1MO AV MN report only all year
001Whole effluent toxicity - retest #148HR MIN report only all year
001Whole effluent toxicity - retest #148HR MIN report only all year
001Whole effluent toxicity - retest #2MO AV MN report only all year
001Whole effluent toxicity - retest #2MO AV MN report only all year
001Whole effluent toxicity - retest #248HR MIN report only all year
001Whole effluent toxicity - retest #248HR MIN report only all year
001Carbon tetrachlorideMO AVG report only all year
001Carbon tetrachlorideWKLY AVG report only all year
001Carbon tetrachlorideMO AVG <= .13 lb/d all year
001Carbon tetrachlorideWKLY AVG <= .3 lb/d all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantWKLY AVG report only all year
001Chlorine, total residualDAILY MX <= .033 mg/L all year
001Priority pollutants scan [yes/no]MINIMUM >= 1 N=0;Y=1 all year
001Whole Effluent Toxicity - Retest #3MO AV MN report only all year
001Whole Effluent Toxicity - Retest #3MO AV MN report only all year
001Whole Effluent Toxicity - Retest #348HR MIN report only all year
001Whole Effluent Toxicity - Retest #348HR MIN report only all year
001Wetlands MonitoringMINIMUM >= 1 N=0;Y=1 all year
001Wetlands MonitoringMINIMUM >= 1 N=0;Y=1 all year
001Coliform, fecal generalMOAV GEO <= 1000 #/100mL all year
001Coliform, fecal generalWE <= 2000 #/100mL all year
001Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulexMO AV MN report only all year
001Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex48HR MIN report only all year
001LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelasMO AV MN report only all year
001LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas48HR MIN report only all year
001NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulexMO AV MN report only all year
001NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex48HR MIN report only all year
001NOAEC Lethal Static Renewal 48Hr acute Pimephales promelasMO AV MN report only all year
001NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas48HR MIN report only all year
001Coef Of Var Static Renewal 48Hr Acute D. pulexMAXIMUM report only all year
001Coef Of Var Static Renewal 48Hr Acute Pimephales promelasMAXIMUM report only all year
002BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
002BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
002BOD, 5-day, 20 deg. CMO AVG report only all year
002pHINST MIN >= 6 SU all year
002pHINST MAX <= 9 SU all year
002Solids, total suspendedMO AVG <= 90 mg/L all year
002Solids, total suspendedDAILY MX <= 135 mg/L all year
002Solids, total suspendedMO AVG report only all year
002Nitrogen, total [as N]MO AVG report only all year
002Nitrogen, total [as N]WKLY AVG report only all year
002Nitrogen, total [as N]MO AVG report only all year
002Phosphorus, total [as P]MO AVG report only all year
002Phosphorus, total [as P]WKLY AVG report only all year
002Phosphorus, total [as P]MO AVG report only all year
002Magnesium, total [as Mg]MO AVG report only all year
002Magnesium, total [as Mg]WKLY AVG report only all year
002Magnesium, total [as Mg]MO AVG report only all year
002Cadmium, total [as Cd]MO AVG report only all year
002Cadmium, total [as Cd]WKLY AVG report only all year
002Cadmium, total [as Cd]MO AVG report only all year
002Chromium, total [as Cr]MO AVG report only all year
002Chromium, total [as Cr]WKLY AVG report only all year
002Chromium, total [as Cr]MO AVG report only all year
002Copper, total [as Cu]MO AVG report only all year
002Copper, total [as Cu]WKLY AVG report only all year
002Copper, total [as Cu]MO AVG report only all year
002Iron, total [as Fe]MO AVG report only all year
002Iron, total [as Fe]WKLY AVG report only all year
002Iron, total [as Fe]MO AVG report only all year
002Lead, total [as Pb]MO AVG report only all year
002Lead, total [as Pb]WKLY AVG report only all year
002Lead, total [as Pb]MO AVG report only all year
002Nickel, total [as Ni]MO AVG report only all year
002Nickel, total [as Ni]WKLY AVG report only all year
002Nickel, total [as Ni]MO AVG report only all year
002Silver, total [as Ag]MO AVG report only all year
002Silver, total [as Ag]WKLY AVG report only all year
002Silver, total [as Ag]MO AVG report only all year
002Zinc, total [as Zn]MO AVG report only all year
002Zinc, total [as Zn]WKLY AVG report only all year
002Zinc, total [as Zn]MO AVG report only all year
002Selenium, total [as Se]MO AVG report only all year
002Selenium, total [as Se]WKLY AVG report only all year
002Selenium, total [as Se]MO AVG report only all year
002Whole effluent toxicity - retest #1MO AV MN report only all year
002Whole effluent toxicity - retest #1MO AV MN report only all year
002Whole effluent toxicity - retest #148HR MIN report only all year
002Whole effluent toxicity - retest #148HR MIN report only all year
002Whole effluent toxicity - retest #2MO AV MN report only all year
002Whole effluent toxicity - retest #2MO AV MN report only all year
002Whole effluent toxicity - retest #248HR MIN report only all year
002Whole effluent toxicity - retest #248HR MIN report only all year
002Carbon tetrachlorideMO AVG report only all year
002Carbon tetrachlorideWKLY AVG report only all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantWKLY AVG report only all year
002Chlorine, total residualDAILY MX <= .033 mg/L all year
002Priority pollutants scan [yes/no]MINIMUM >= 1 N=0;Y=1 all year
002Whole Effluent Toxicity - Retest #3MO AV MN report only all year
002Whole Effluent Toxicity - Retest #3MO AV MN report only all year
002Whole Effluent Toxicity - Retest #348HR MIN report only all year
002Whole Effluent Toxicity - Retest #348HR MIN report only all year
002Coliform, fecal generalMOAV GEO <= 200 #/100mL all year
002Coliform, fecal generalWE <= 400 #/100mL all year
002Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulexMO AV MN report only all year
002Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex48HR MIN report only all year
002LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelasMO AV MN report only all year
002LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas48HR MIN report only all year
002NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulexMO AV MN report only all year
002NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex48HR MIN report only all year
002NOAEC Lethal Static Renewal 48Hr acute Pimephales promelasMO AV MN report only all year
002NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas48HR MIN report only all year
002Coef Of Var Static Renewal 48Hr Acute D. pulexMAXIMUM report only all year
002Coef Of Var Static Renewal 48Hr Acute Pimephales promelasMAXIMUM report only all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states