PUBLIC WATER SUPPLY DISTRICT NO. 2

NPDES permit MO0140503 · Major NON-POTW · effective, expires 2029-06-30 · 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

24values over a limit
0required values missing, on 0 form(s)
0of 25 forms filed late

Last period with anything received: 2026-08-31. Most often over: Chloride (24).

Reporting

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

Limits in force (46)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]DAILY MN >= 7 mg/L all year
001Oxygen, dissolved [DO]MO AV MN >= 7 mg/L all year
001pHMINIMUM >= 6.5 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspendedDAILY MX <= 15 mg/L all year
001Solids, total suspendedMO AVG <= 10 mg/L all year
001Oil and grease [soxhlet extr.] tot.DAILY MX <= 15 mg/L all year
001Oil and grease [soxhlet extr.] tot.MO AVG <= 10 mg/L all year
001Nitrogen, total [as N]DAILY MX report only all year
001Nitrogen, total [as N]MO AVG <= 11 mg/L all year
001Nitrogen, ammonia total [as N]DAILY MX <= 2.2 mg/L all year
001Nitrogen, ammonia total [as N]MO AVG <= .7 mg/L all year
001Nitrite + Nitrate total [as N]DAILY MX report only all year
001Nitrite + Nitrate total [as N]MO AVG <= 10 mg/L all year
001Phosphorus, total [as P]DAILY MX report only all year
001Phosphorus, total [as P]MO AVG <= 1 mg/L all year
001Phosphorus, total [as P]TOTAL <= 8523.48 lb/yr all year
001Phosphorus, total [as P]MO TOTAL report only all year
001Phosphorus, total [as P]AVERAGE report only all year
001Iron, total recoverableDAILY MX <= 1643 ug/L all year
001Iron, total recoverableMO AVG <= 819 ug/L all year
001ChlorideDAILY MX <= 378 mg/L all year
001ChlorideMO AVG <= 188 mg/L all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Flow, in conduit or thru treatment plantMO AVG <= 3.5 MGD all year
001Chlorine, total residualDAILY MX <= 18.1 ug/L all year
001Chlorine, total residualMO AVG <= 9 ug/L all year
001E. coliDAILY MX <= 1030 #/100mL all year
001E. coli30DA GM <= 206 #/100mL all year
001Nitrogen, Kjeldahl, total [TKN] [water]DAILY MX report only all year
001Nitrogen, Kjeldahl, total [TKN] [water]MO AVG report only all year
001Toxicity [chronic], Ceriodaphnia dubiaVALUE <= 1.1 toxic all year
001Toxicity [chronic], Pimephales promelas [Fathead Minnow]VALUE <= 1.1 toxic all year
001Coliform, fecal generalDAILY MX <= 400 #/100mL all year
001Coliform, fecal generalMO AVG report only all year
001Flow, totalMO TOTAL report only all year
INFNitrogen, total [as N]DAILY MX report only all year
INFNitrogen, total [as N]MO AVG report only all year
INFNitrogen, ammonia total [as N]DAILY MX report only all year
INFNitrogen, ammonia 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
INFNitrogen, Kjeldahl, total [TKN] [water]DAILY MX report only all year
INFNitrogen, Kjeldahl, total [TKN] [water]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