City of Minden

NPDES permit LA0038130 · Major POTW · administratively continued, expires 2023-11-30 · 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 2023-11-30 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

4values over a limit
0required values missing, on 0 form(s)
0of 24 forms filed late

Last period with anything received: 2026-08-31. Most often over: Solids, total suspended (2), Nitrogen, ammonia total [as N] (2).

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among LA permits in EPA's filings — check your permit).

Limits in force (58)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]MO AV MN >= 5 mg/L all year
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG <= 15 mg/L all year
001Solids, total suspendedWKLY AVG <= 23 mg/L all year
001Solids, total suspendedMO AVG <= 305 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
001Nitrogen, ammonia total [as N]MO AVG <= 4.3 mg/L Jan, Feb, Mar, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 2 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]WKLY AVG <= 8.6 mg/L Jan, Feb, Mar, Nov, Dec
001Nitrogen, ammonia total [as N]WKLY AVG <= 4 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 88 lb/d Jan, Feb, Mar, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 41 lb/d Apr, May, Jun, Jul, Aug, Sep, Oct
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
001Copper, total [as Cu]MO AVG <= .172 lb/d all year
001Copper, total [as Cu]WKLY AVG <= .409 lb/d all year
001Zinc, total [as Zn]MO AVG <= 1.37 lb/d all year
001Zinc, total [as Zn]WKLY AVG <= 3.252 lb/d all year
001PhenolsMO AVG <= 1.098 lb/d all year
001PhenolsWKLY AVG <= 2.614 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 residualMAXIMUM <= 0 mg/L all year
001Whole Effluent Toxicity [WET] - C. dubia7 DA MIN >= 93 % all year
001Whole Effluent Toxicity [WET] - C. dubiaMO AV MN >= 93 % all year
001Whole Effluent Toxicity [WET] - P. promelas7 DA MIN >= 93 % all year
001Whole Effluent Toxicity [WET] - P. promelasMO AV MN >= 93 % all year
001Mercury, total [as Hg]WKLY AVG <= .00024 lb/d all year
001Coliform, fecal generalMOAV GEO <= 200 #/100mL all year
001Coliform, fecal generalWE <= 400 #/100mL all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 5 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 10 mg/L Jan, Feb, Mar, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 10 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 15 mg/L Jan, Feb, Mar, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 102 lb/d Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 203 lb/d Jan, Feb, Mar, Nov, Dec
001Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
001Pass/Fail Static Renewal 7 Day Chronic Ceriodaphnia dubiaMO AV MN report only all year
001Pass/Fail Static Renewal 7Day Chronic Pimephales promelas7 DA MIN report only all year
001Pass/Fail Static Renewal 7Day Chronic Pimephales promelasMO AV MN report only all year
001Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
001Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubiaMO AV MN report only all year
001Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas7 DA MIN report only all year
001Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelasMO AV MN report only all year
001NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
001NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiaMO AV MN report only all year
001NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas7 DA MIN report only all year
001NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelasMO AV MN report only all year
001NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia7 DA MIN report only all year
001NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiaMO AV MN report only all year
001NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas7 DA MIN report only all year
001NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelasMO AV MN report only all year
001Coef Of Var Static Renewal 7Day Chronic Ceriodaphnia dubiaMAXIMUM report only all year
001Coef Of Var Static Renewal 7Day Chronic 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