City of Ash Grove

NPDES permit MO0023205 · Minor POTW · effective, expires 2030-03-31 · 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

0values over a limit
0required values missing, on 0 form(s)
2of 30 forms filed late

Last period with anything received: 2026-07-31.

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 (40)

OutfallParameterStatisticLimitMonths
002BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
002BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
002pHMINIMUM >= 6.5 SU all year
002pHMAXIMUM <= 9 SU all year
002Solids, total suspendedWKLY AVG <= 45 mg/L all year
002Solids, total suspendedMO AVG <= 30 mg/L all year
002Oil and grease [soxhlet extr.] tot.DAILY MX <= 15 mg/L all year
002Oil and grease [soxhlet extr.] tot.MO AVG <= 10 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 <= 12.2 mg/L Jan, Feb, Mar, Oct, Nov, Dec
002Nitrogen, ammonia total [as N]DAILY MX <= 8.3 mg/L Apr, May, Jun, Jul, Aug, Sep
002Nitrogen, ammonia total [as N]MO AVG <= 2.3 mg/L Jan, Feb, Mar, Oct, Nov, Dec
002Nitrogen, ammonia total [as N]MO AVG <= 1.6 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
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
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, 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
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

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