JOHNSON COUNTY WASTEWATER

NPDES permit KS0100854 · Major POTW · effective, expires 2031-04-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file
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

0values over a limit
0required values missing, on 0 form(s)
0of 46 forms filed late

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

Reporting

Reports are due about 29 days after each monitoring period ends (the most common figure among KS permits in EPA's filings — check your permit).

Limits in force (64)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeMO AVG report only all year
001Oxygen, dissolved [DO]MN WK AV >= 6 mg/L all year
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedMX WK AV <= 45 mg/L all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 1.7 mg/L Mar
001Nitrogen, ammonia total [as N]MO AVG <= 2.3 mg/L Dec
001Nitrogen, ammonia total [as N]MO AVG <= 2 mg/L Jan
001Nitrogen, ammonia total [as N]MO AVG <= 1.7 mg/L Feb
001Nitrogen, ammonia total [as N]MO AVG <= .9 mg/L Jun
001Nitrogen, ammonia total [as N]MO AVG <= .6 mg/L Aug
001Nitrogen, ammonia total [as N]MO AVG <= .9 mg/L Sep
001Nitrogen, ammonia total [as N]MO AVG <= 1.3 mg/L Apr
001Nitrogen, ammonia total [as N]MO AVG <= 1.5 mg/L Oct
001Nitrogen, ammonia total [as N]MO AVG <= 1.8 mg/L Nov
001Nitrogen, ammonia total [as N]MO AVG <= .6 mg/L Jul
001Nitrogen, ammonia total [as N]MO AVG <= 1.3 mg/L May
001Nitrogen, ammonia total [as N]DAILY MX <= 14.3 mg/L Mar
001Nitrogen, ammonia total [as N]DAILY MX <= 10.9 mg/L Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 10.9 mg/L Jan
001Nitrogen, ammonia total [as N]DAILY MX <= 15.6 mg/L Feb
001Nitrogen, ammonia total [as N]DAILY MX <= 6.9 mg/L Jun
001Nitrogen, ammonia total [as N]DAILY MX <= 7.3 mg/L Aug
001Nitrogen, ammonia total [as N]DAILY MX <= 8.4 mg/L Sep
001Nitrogen, ammonia total [as N]DAILY MX <= 12.1 mg/L Apr
001Nitrogen, ammonia total [as N]DAILY MX <= 11.4 mg/L Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 15.1 mg/L Nov
001Nitrogen, ammonia total [as N]DAILY MX <= 6.1 mg/L Jul
001Nitrogen, ammonia total [as N]DAILY MX <= 8.4 mg/L May
001Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
001Nitrite + Nitrate total [as N]MO AVG report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Phosphorus, total [as P]MO AVG report only all year
001Chloride [as Cl]MO AVG report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Chlorine, total residualDAILY MX <= 100 ug/L all year
001E. coliMO GEO <= 262 #/100mL all year
001E. coliWE <= 4348 #/100mL all year
001Nitrogen, Total As NDAILY AV report only all year
001Nitrogen, Total As NDG report only all year
001Phosphorus, Total As PDAILY AV report only all year
001Phosphorus, Total As PDG <= 79.2 lb/d all year
001Nitrite + Nitrate total [as N]DAILY AV <= 8 mg/L all year
001Nitrite + Nitrate total [as N]DG report only all year
001BOD, carbonaceous [5 day, 20 C]MO AVG <= 15 mg/L all year
001BOD, carbonaceous [5 day, 20 C]MX WK AV <= 25 mg/L all year
002BOD, 5-day, 20 deg. CMO AVG report only all year
002Solids, total suspendedMO AVG report only all year
002Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
002Phosphorus, total [as P]MO AVG report only all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
005Temperature, water deg. centigradeMO AVG report only all year
005Oxygen, dissolved [DO]MO AVG report only all year
005pHMO AVG report only all year
005Nitrogen, ammonia total [as N]MO AVG report only all year
006Temperature, water deg. centigradeMO AVG report only all year
006Oxygen, dissolved [DO]MO AVG report only all year
006pHMO AVG report only all year
006Nitrogen, ammonia total [as N]MO AVG report only all year
006Nitrite + Nitrate total [as N]MO AVG report only all year
006Stream flow, estimatedMO 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