Town of Selmer

NPDES permit TN0062308 · Major POTW · effective, expires 2029-12-31 · EPA's file as of 2026-09-19

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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.

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

1values over a limit
70required values missing, on 3 form(s)
17of 22 forms filed late

Last period with anything received: 2026-07-31. Most often over: Nitrogen, ammonia total [as N] (1).

Reporting

Reports are due about 15 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (108)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]INST MIN >= 5.5 mg/L all year
001Oxygen, dissolved [DO]INST MIN >= 5.5 mg/L all year
001pHMINIMUM >= 6 SU May, Jun, Jul, Aug, Sep, Oct
001pHMINIMUM >= 6 SU May, Jun, Jul, Aug, Sep, Oct
001pHMINIMUM >= 6 SU Jan, Feb, Mar, Apr, Nov, Dec
001pHMINIMUM >= 6 SU Jan, Feb, Mar, Apr, Nov, Dec
001pHMAXIMUM <= 10 SU May, Jun, Jul, Aug, Sep, Oct
001pHMAXIMUM <= 10 SU May, Jun, Jul, Aug, Sep, Oct
001pHMAXIMUM <= 9 SU Jan, Feb, Mar, Apr, Nov, Dec
001pHMAXIMUM <= 9 SU Jan, Feb, Mar, Apr, Nov, Dec
001Solids, total suspendedMO AVG <= 100 mg/L all year
001Solids, total suspendedMO AVG <= 100 mg/L all year
001Solids, total suspendedWKLY AVG <= 110 mg/L all year
001Solids, total suspendedWKLY AVG <= 110 mg/L all year
001Solids, total suspendedDAILY MX <= 120 mg/L all year
001Solids, total suspendedDAILY MX <= 120 mg/L all year
001Solids, total suspendedMO AVG <= 1501 lb/d all year
001Solids, total suspendedMO AVG <= 1501 lb/d all year
001Solids, total suspendedDAILY MX <= 1801 lb/d all year
001Solids, total suspendedDAILY MX <= 1801 lb/d all year
001Solids, total suspendedWKLY AVG <= 1651 lb/d all year
001Solids, total suspendedWKLY AVG <= 1651 lb/d all year
001Solids, settleableDAILY MX <= 1 mL/L all year
001Solids, settleableDAILY MX <= 1 mL/L all year
001Nitrogen, total [as N]DAILY MX report only Mar, Jun, Sep, Dec
001Nitrogen, total [as N]DAILY MX report only Mar, Jun, Sep, Dec
001Nitrogen, total [as N]DAILY MX report only Mar, Jun, Sep, Dec
001Nitrogen, total [as N]DAILY MX report only Mar, Jun, Sep, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 4.5 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 4.5 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 2.2 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 2.2 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 14 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 14 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 6 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 6 mg/L May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 68 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 68 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]MO AVG <= 33 lb/d May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]MO AVG <= 33 lb/d May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 210 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 210 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 90 lb/d May, Jun, Jul, Aug, Sep, Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 90 lb/d May, Jun, Jul, Aug, Sep, Oct
001Phosphorus, total [as P]DAILY MX report only Mar, Jun, Sep, Dec
001Phosphorus, total [as P]DAILY MX report only Mar, Jun, Sep, Dec
001Phosphorus, total [as P]DAILY MX report only Mar, Jun, Sep, Dec
001Phosphorus, total [as P]DAILY MX report only Mar, Jun, Sep, Dec
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualMO AVG <= .04 mg/L all year
001Chlorine, total residualMO AVG <= .04 mg/L all year
001Chlorine, total residualDAILY MX <= .07 mg/L all year
001Chlorine, total residualDAILY MX <= .07 mg/L all year
001E. coliMO GEOMN <= 126 #/100mL all year
001E. coliMO GEOMN <= 126 #/100mL all year
001E. coliDAILY MX <= 410 #/100mL all year
001E. coliDAILY MX <= 410 #/100mL all year
001SSO, Dry WeatherMO TOTAL <= 0 occur/mo all year
001SSO, Dry WeatherMO TOTAL <= 0 occur/mo all year
001SSO, Wet WeatherMO TOTAL <= 0 occur/mo all year
001SSO, Wet WeatherMO TOTAL <= 0 occur/mo all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 30 mg/L May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 30 mg/L May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 40 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 40 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 40 mg/L May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 40 mg/L May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 50 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 50 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 45 mg/L May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 45 mg/L May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 60 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 60 mg/L Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 450 lb/d May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 450 lb/d May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 600 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 600 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 675 lb/d May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 675 lb/d May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 901 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]DAILY MX <= 901 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 751 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 751 lb/d Jan, Feb, Mar, Apr, Nov, Dec
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 600 lb/d May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous [5 day, 20 C]WKLY AVG <= 600 lb/d May, Jun, Jul, Aug, Sep, Oct
001BOD, carbonaceous, percent removalMO AV MN >= 65 % all year
001BOD, carbonaceous, percent removalMO AV MN >= 65 % all year
001Solids, suspended percent removalMO AV MN >= 65 % all year
001Solids, suspended percent removalMO AV MN >= 65 % all year
001IC25 Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiaMINIMUM > 28.6 % all year
001IC25 Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubiaMINIMUM > 28.6 % all year
001IC25 Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelasMINIMUM > 28.6 % all year
001IC25 Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelasMINIMUM > 28.6 % all year
INF1Solids, total suspendedMO AVG report only all year
INF1Solids, total suspendedMO AVG report only all year
INF1Solids, total suspendedDAILY MX report only all year
INF1Solids, total suspendedDAILY MX report only all year
INF1Flow, in conduit or thru treatment plantMO AVG report only all year
INF1Flow, in conduit or thru treatment plantMO AVG report only all year
INF1Flow, in conduit or thru treatment plantDAILY MX report only all year
INF1Flow, in conduit or thru treatment plantDAILY MX report only all year
INF1BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
INF1BOD, carbonaceous [5 day, 20 C]MO AVG report only all year
INF1BOD, carbonaceous [5 day, 20 C]DAILY MX report only all year
INF1BOD, carbonaceous [5 day, 20 C]DAILY MX report only all year

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