The Water Works and Sewer Board of the City of Luverne

NPDES permit AL0060534 · Minor POTW · effective, expires 2030-10-31 · EPA's file as of 2026-09-19

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

18values over a limit
0required values missing, on 0 form(s)
5of 11 forms filed late

Last period with anything received: 2026-07-31. Most often over: BOD, carbonaceous [5 day, 20 C] (10), Nitrogen, ammonia total [as N] (4), BOD, carb-5 day, 20 deg C, percent removal (3).

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 (54)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]DAILY MN report only Jan, Feb, Mar, Nov, Dec
001Oxygen, dissolved [DO]DAILY MN >= 6 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 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 <= 600 lb/d all year
001Solids, total suspendedWKLY AVG <= 900 lb/d all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedWKLY AVG report only all year
001Solids, total suspendedMO AVG report only all year
001Solids, total suspendedWKLY AVG report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 8 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 20 mg/L Jan, Feb, Mar, Nov, Dec
001Nitrogen, ammonia total [as N]WKLY AVG <= 12 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]WKLY AVG <= 30 mg/L Jan, Feb, Mar, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 53.3 lb/d Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 133 lb/d Jan, Feb, Mar, Nov, Dec
001Nitrogen, ammonia total [as N]WKLY AVG <= 80 lb/d Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]WKLY AVG <= 200 lb/d Jan, Feb, Mar, Nov, Dec
001Nitrogen, Kjeldahl, total [as N]MO AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, Kjeldahl, total [as N]WKLY AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, Kjeldahl, total [as N]MO AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, Kjeldahl, total [as N]WKLY AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrite + Nitrate total [as N]MO AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrite + Nitrate total [as N]WKLY AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrite + Nitrate total [as N]MO AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
001Nitrite + Nitrate total [as N]WKLY AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]MO AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]WKLY AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]MO AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]WKLY AVG report only Apr, May, Jun, Jul, Aug, Sep, Oct
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualMO AVG <= .124 mg/L all year
001Chlorine, total residualDAILY MX <= .214 mg/L all year
001E. coliMO AVG <= 548 #/100mL Jan, Feb, Mar, Apr, Nov, Dec
001E. coliMO AVG <= 126 #/100mL May, Jun, Jul, Aug, Sep, Oct
001E. coliDAILY MX <= 2507 #/100mL Jan, Feb, Mar, Apr, Nov, Dec
001E. coliDAILY MX <= 298 #/100mL May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 18 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L Jan, Feb, Mar, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 27 mg/L Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 37.5 mg/L Jan, Feb, Mar, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 120 lb/d Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 166 lb/d Jan, Feb, Mar, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 180 lb/d Apr, May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 250 lb/d Jan, Feb, Mar, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG report only all year
001BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
001BOD, carbonaceous [5 day, 20 C]WKLY AVG report only all year
001BOD, carb-5 day, 20 deg C, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 65 % all year

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