Calvey Creek Sewer District

NPDES permit MO0115410 · Minor POTW · effective, expires 2029-12-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

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

12values over a limit
0required values missing, on 0 form(s)
4of 40 forms filed late

Last period with anything received: 2026-07-31. Most often over: Nitrogen, ammonia total [as N] (8), Chlorine, total residual (4).

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 (58)

OutfallParameterStatisticLimitMonths
002Oxygen, dissolved [DO]DAILY MN report only Apr, May, Jun, Jul, Aug, Sep, Oct
002Oxygen, dissolved [DO]MO AV MN report only Apr, May, Jun, Jul, Aug, Sep, Oct
002BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
002BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
002pHDAILY MN >= 6.5 SU all year
002pHDAILY MX <= 9 SU all year
002Solids, total suspendedWKLY AVG <= 45 mg/L all year
002Solids, total suspendedMO AVG <= 30 mg/L all year
002Nitrogen, total [as N]DAILY MX report only all year
002Nitrogen, total [as N]MO AVG report only all year
002Nitrogen, ammonia total [as N]DAILY MX <= 10.9 mg/L Jan, Feb, Mar, Oct, Nov, Dec
002Nitrogen, ammonia total [as N]DAILY MX <= 5.3 mg/L Apr, May, Jun, Jul, Aug, Sep
002Nitrogen, ammonia total [as N]MO AVG <= 2.7 mg/L Jan, Feb, Mar, Oct, Nov, Dec
002Nitrogen, ammonia total [as N]MO AVG <= 1.3 mg/L Apr, May, Jun, Jul, Aug, Sep
002Nitrogen, Kjeldahl, total [as N]DAILY MX report only all year
002Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
002Nitrite + Nitrate total [as N]DAILY MX report only all year
002Nitrite + Nitrate total [as N]MO AVG report only all year
002Phosphorus, total [as P]DAILY MX report only all year
002Phosphorus, total [as P]MO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Chlorine, total residualDAILY MX <= 18 ug/L Apr, May, Jun, Jul, Aug, Sep, Oct
002Chlorine, total residualMO AVG <= 9 ug/L Apr, May, Jun, Jul, Aug, Sep, Oct
002E. coli7 DA GEO <= 630 #/100mL Apr, May, Jun, Jul, Aug, Sep, Oct
002E. coli30DA GM <= 126 #/100mL Apr, May, Jun, Jul, Aug, Sep, Oct
002Toxicity [acute], Ceriodaphnia dubiaDAILY MX report only all year
002Toxicity [acute], Pimephales promelas [Fathead Minnow]DAILY MX report only all year
002BOD, 5-day, percent removalMO AV MN >= 85 % all year
002Solids, suspended percent removalMO AV MN >= 85 % all year
INFBOD, 5-day, 20 deg. CDAILY MX report only all year
INFBOD, 5-day, 20 deg. CMO AVG report only all year
INFSolids, total suspendedDAILY MX report only all year
INFSolids, total suspendedMO 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
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
IP1BOD, 5-day, 20 deg. CWKLY AVG report only all year
IP1BOD, 5-day, 20 deg. CMO AVG report only all year
IP1Solids, total suspendedWKLY AVG report only all year
IP1Solids, total suspendedMO AVG report only all year
IP1Nitrogen, ammonia total [as N]DAILY MX report only all year
IP1Nitrogen, ammonia total [as N]MO AVG report only all year
IP1Flow, in conduit or thru treatment plantDAILY MX report only all year
IP1Flow, in conduit or thru treatment plantMO AVG report only all year
IP2BOD, 5-day, 20 deg. CWKLY AVG report only all year
IP2BOD, 5-day, 20 deg. CMO AVG report only all year
IP2Solids, total suspendedWKLY AVG report only all year
IP2Solids, total suspendedMO AVG report only all year
IP2Nitrogen, ammonia total [as N]DAILY MX report only all year
IP2Nitrogen, ammonia total [as N]MO AVG report only all year
IP2Flow, in conduit or thru treatment plantDAILY MX report only all year
IP2Flow, in conduit or thru treatment plantMO 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