Louann, City of

NPDES permit AR0040517 · Minor POTW · administratively continued, expires 2026-05-31 · EPA's file as of 2026-09-19

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This permit expired on 2026-05-31 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
36required values missing, on 2 form(s)
10of 12 forms filed late

Last period with anything received: 2026-08-31. Most often over: Oxygen, dissolved [DO] (1).

Reporting

Reports are due about 25 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (37)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]INST MIN >= 99999999 mg/L May, Jun, Jul, Aug, Sep, Oct
001Oxygen, dissolved [DO]INST MIN >= 5 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001pHMINIMUM >= 6 SU Jan, Feb, Mar, Apr, Nov, Dec
001pHMINIMUM >= 99999999 SU May, Jun, Jul, Aug, Sep, Oct
001pHMAXIMUM <= 9 SU Jan, Feb, Mar, Apr, Nov, Dec
001pHMAXIMUM <= 0 SU May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedMO AVG <= 30 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Solids, total suspendedMO AVG <= 0 mg/L May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspended7 DA AVG <= 45 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Solids, total suspended7 DA AVG <= 0 mg/L May, Jun, Jul, Aug, Sep, Oct
001Solids, total suspendedMO AVG <= 16 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001Solids, total suspendedMO AVG <= 0 lb/d May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 6.1 mg/L Apr
001Nitrogen, ammonia total [as N]MO AVG <= 10 mg/L Jan, Feb, Mar, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 0 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]7 DA AVG <= 6.1 mg/L Apr
001Nitrogen, ammonia total [as N]7 DA AVG <= 15 mg/L Jan, Feb, Mar, Nov, Dec
001Nitrogen, ammonia total [as N]7 DA AVG <= 0 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 3.3 lb/d Apr
001Nitrogen, ammonia total [as N]MO AVG <= 5.3 lb/d Jan, Feb, Mar, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 0 lb/d May, Jun, Jul, Aug, Sep, Oct
001Flow, in conduit or thru treatment plantMO AVG report only Jan, Feb, Mar, Apr, Nov, Dec
001Flow, in conduit or thru treatment plantMO AVG <= 0 MGD May, Jun, Jul, Aug, Sep, Oct
001Flow, in conduit or thru treatment plantDAILY MX report only Jan, Feb, Mar, Apr, Nov, Dec
001Flow, in conduit or thru treatment plantDAILY MX <= 0 MGD May, Jun, Jul, Aug, Sep, Oct
001Coliform, fecal general30DA GEO <= 0 #/100mL May, Jun, Jul, Aug, Sep, Oct
001Coliform, fecal general30DA GEO <= 1000 #/100mL Jan, Feb, Mar, Apr, Nov, Dec
001Coliform, fecal general7 DA GEO <= 0 #/100mL May, Jun, Jul, Aug, Sep, Oct
001Coliform, fecal general7 DA GEO <= 2000 #/100mL Jan, Feb, Mar, Apr, Nov, Dec
001OverflowsMO TOTAL report only all year
001Overflow volume [SS0 volume, CSO volume]MO TOTAL report only all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 0 mg/L May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]7 DA AVG <= 0 mg/L May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]7 DA AVG <= 40 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 0 lb/d May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 13.3 lb/d Jan, Feb, Mar, Apr, Nov, Dec

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