City of Louisiana

NPDES permit MO0023124 · Minor POTW · administratively continued, expires 2024-03-31 · 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 2024-03-31 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

0values over a limit
0required values missing, on 0 form(s)
0of 29 forms filed late

Last period with anything received: 2026-08-31.

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (48)

OutfallParameterStatisticLimitMonths
003BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
003BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
003pHMINIMUM >= 6 SU all year
003pHMAXIMUM <= 9 SU all year
003Solids, total suspendedWKLY AVG <= 45 mg/L all year
003Solids, total suspendedMO AVG <= 30 mg/L all year
003Oil and grease [soxhlet extr.] tot.DAILY MX <= 15 mg/L all year
003Oil and grease [soxhlet extr.] tot.MO AVG <= 10 mg/L all year
003Nitrogen, ammonia total [as N]DAILY MX <= 4 mg/L Apr, May, Jun, Jul, Aug, Sep
003Nitrogen, ammonia total [as N]DAILY MX <= 8.7 mg/L Jan, Feb, Mar, Oct, Nov, Dec
003Nitrogen, ammonia total [as N]MO AVG <= 1.7 mg/L Apr, May, Jun, Jul, Aug, Sep
003Nitrogen, ammonia total [as N]MO AVG <= 3.5 mg/L Jan, Feb, Mar, Oct, Nov, Dec
003Nitrogen, Kjeldahl, total [as N]DAILY MX report only all year
003Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
003Nitrite + Nitrate total [as N]DAILY MX report only all year
003Nitrite + Nitrate total [as N]MO AVG report only all year
003Phosphorus, total [as P]DAILY MX report only all year
003Phosphorus, total [as P]MO AVG report only all year
003Copper, total recoverableDAILY MX report only all year
003Copper, total recoverableMO AVG report only all year
003Chromium, hexavalent dissolved [as Cr]DAILY MX report only all year
003Chromium, hexavalent dissolved [as Cr]MO AVG report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003E. coli7 DA GEO <= 630 #/100mL Apr, May, Jun, Jul, Aug, Sep, Oct
003E. coli30DA GM <= 126 #/100mL Apr, May, Jun, Jul, Aug, Sep, Oct
003Toxicity [acute], Ceriodaphnia dubiaDAILY MX report only all year
003Toxicity [acute], Pimephales promelas [Fathead Minnow]DAILY MX report only all year
003BOD, 5-day, percent removalMO AV MN >= 85 % all year
003Solids, suspended percent removalMO AV MN >= 85 % all year
INFNitrogen, ammonia total [as N]DAILY MX report only all year
INFNitrogen, ammonia total [as N]MO AVG report only all year
INFNitrogen, Kjeldahl, total [as N]DAILY MX report only all year
INFNitrogen, Kjeldahl, total [as N]MO AVG report only all year
INFNitrite + Nitrate total [as N]DAILY MX report only all year
INFNitrite + Nitrate total [as N]MO AVG report only all year
INFPhosphorus, total [as P]DAILY MX report only all year
INFPhosphorus, total [as P]MO AVG report only all year
SM1Nitrogen, ammonia total [as N]DAILY MX report only all year
SM1Nitrogen, ammonia total [as N]MO AVG report only all year
SM1Nitrogen, Kjeldahl, total [as N]DAILY MX report only all year
SM1Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
SM1Nitrite + Nitrate total [as N]DAILY MX report only all year
SM1Nitrite + Nitrate total [as N]MO AVG report only all year
SM1Phosphorus, total [as P]DAILY MX report only all year
SM1Phosphorus, total [as P]MO AVG report only all year
SM2Hardness, total [as CaCO3]DAILY MX report only all year
SM2Hardness, total [as CaCO3]MO AVG 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