CITY OF ROUNDUP

NPDES permit MT0030295 · Minor POTW · administratively continued, expires 2018-10-31 · 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.

This permit expired on 2018-10-31 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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

5values over a limit
0required values missing, on 0 form(s)
0of 46 forms filed late

Last period with anything received: 2026-07-31. Most often over: pH (2), Solids, total suspended (2), E. coli, MTEC-MF (1).

Reporting

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

Limits in force (113)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigrade30DA AVG report only all year
001Flow rate30DA AVG report only all year
001Flow rate30DA AVG report only all year
001Oxygen, dissolved [DO]SINGSAMP report only all year
001pHMINIMUM >= 6 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspended30DA AVG <= 45 mg/L all year
001Solids, total suspendedMX 7D AV <= 65 mg/L all year
001Solids, total suspended30DA AVG <= 120.1 lb/d all year
001Solids, total suspendedMX 7D AV <= 173.5 lb/d all year
001Solids, total suspended30DA AVG report only all year
001Oil and grease, hexane extr methodVALUE report only all year
001Nitrogen, total [as N]SINGSAMP report only all year
001Nitrogen, total [as N]SINGSAMP report only all year
001Nitrogen, ammonia total [as N]MO AVG <= 2.3 mg/L all year
001Nitrogen, ammonia total [as N]WKLY AVG <= 3.4 mg/L all year
001Nitrogen, Kjeldahl, total [as N]SINGSAMP report only all year
001Nitrite + Nitrate total [as N]DAILY MX <= 26.1 mg/L all year
001Phosphorus, total [as P]SINGSAMP report only all year
001Phosphorus, total [as P]SINGSAMP report only all year
001Lead, total recoverableVALUE report only all year
001Chromium, total recoverableVALUE report only all year
001E. coli, MTEC-MF30DA GEO <= 630 CFU/100mL Jan, Feb, Mar, Nov, Dec
001E. coli, MTEC-MF30DA GEO <= 126 CFU/100mL Apr, May, Jun, Jul, Aug, Sep, Oct
001E. coli, MTEC-MFDAILY MX <= 1260 CFU/100mL Jan, Feb, Mar, Nov, Dec
001E. coli, MTEC-MFDAILY MX <= 252 CFU/100mL Apr, May, Jun, Jul, Aug, Sep, Oct
001Mercury, total recoverableVALUE report only all year
001Carbonaceous BOD, 5 day, 20 deg C filtrd30DA AVG <= 25 mL/L all year
001Carbonaceous BOD, 5 day, 20 deg C filtrdMX 7D AV <= 40 mL/L all year
001Carbonaceous BOD, 5 day, 20 deg C filtrd30DA AVG <= 66.7 lb/d all year
001Carbonaceous BOD, 5 day, 20 deg C filtrdMX 7D AV <= 106.8 lb/d all year
001Carbonaceous BOD, 5 day, 20 deg C filtrdVALUE report only all year
001BOD, carbonaceous, percent removalMINIMUM >= 85 % all year
001Solids, suspended percent removalMINIMUM >= 65 % all year
002Temperature, water deg. centigrade30DA AVG report only all year
002Flow rate30DA AVG report only all year
002Flow rate30DA AVG report only all year
002Oxygen, dissolved [DO]SINGSAMP report only all year
002pHMINIMUM >= 6 SU all year
002pHMAXIMUM <= 9 SU all year
002Solids, total suspended30DA AVG <= 45 mg/L all year
002Solids, total suspendedMX 7D AV <= 65 mg/L all year
002Solids, total suspended30DA AVG <= 120.1 lb/d all year
002Solids, total suspendedMX 7D AV <= 173.4 lb/d all year
002Solids, total suspended30DA AVG report only all year
002Oil and grease, hexane extr methodVALUE report only all year
002Nitrogen, total [as N]SINGSAMP report only all year
002Nitrogen, ammonia total [as N]30DA AVG report only all year
002Nitrogen, ammonia total [as N]DAILY MX report only all year
002Nitrogen, Kjeldahl, total [as N]SINGSAMP report only all year
002Nitrite + Nitrate total [as N]DAILY MX report only all year
002Phosphorus, total [as P]SINGSAMP report only all year
002E. coli, MTEC-MF30DA AVG <= 630 CFU/100mL Jan, Feb, Mar, Nov, Dec
002E. coli, MTEC-MF30DA AVG <= 126 CFU/100mL Apr, May, Jun, Jul, Aug, Sep, Oct
002E. coli, MTEC-MFDAILY MX <= 1260 CFU/100mL Jan, Feb, Mar, Nov, Dec
002E. coli, MTEC-MFDAILY MX <= 252 CFU/100mL Apr, May, Jun, Jul, Aug, Sep, Oct
002Carbonaceous BOD, 5 day, 20 deg C filtrd30DA AVG <= 25 mg/L all year
002Carbonaceous BOD, 5 day, 20 deg C filtrdMX 7D AV <= 40 mg/L all year
002Carbonaceous BOD, 5 day, 20 deg C filtrd30DA AVG <= 66.7 lb/d all year
002Carbonaceous BOD, 5 day, 20 deg C filtrdMX 7D AV <= 106.8 lb/d all year
002Carbonaceous BOD, 5 day, 20 deg C filtrdVALUE report only all year
002BOD, carbonaceous, percent removalMINIMUM >= 85 % all year
002Solids, suspended percent removalMINIMUM >= 65 % all year
MW1Temperature, water deg. centigradeVALUE report only all year
MW1Specific conductanceVALUE report only all year
MW1Oxygen, dissolved [DO]VALUE report only all year
MW1pHVALUE report only all year
MW1Nitrogen, ammonia total [as N]VALUE report only all year
MW1Nitrogen, Kjeldahl, total [as N]VALUE report only all year
MW1Nitrite + Nitrate total [as N]VALUE report only all year
MW1Phosphorus, total [as P]VALUE report only all year
MW1Chloride [as Cl]VALUE report only all year
MW1Depth to water level ft below landsurfaceVALUE report only all year
MW2Temperature, water deg. centigradeVALUE report only all year
MW2Specific conductanceVALUE report only all year
MW2Oxygen, dissolved [DO]VALUE report only all year
MW2pHVALUE report only all year
MW2Nitrogen, ammonia total [as N]VALUE report only all year
MW2Nitrogen, Kjeldahl, total [as N]VALUE report only all year
MW2Nitrite + Nitrate total [as N]VALUE report only all year
MW2Phosphorus, total [as P]VALUE report only all year
MW2Chloride [as Cl]VALUE report only all year
MW2Depth to water level ft below landsurfaceVALUE report only all year
MW3Temperature, water deg. centigradeVALUE report only all year
MW3Specific conductanceVALUE report only all year
MW3Oxygen, dissolved [DO]VALUE report only all year
MW3pHVALUE report only all year
MW3Nitrogen, ammonia total [as N]VALUE report only all year
MW3Nitrogen, Kjeldahl, total [as N]VALUE report only all year
MW3Nitrite + Nitrate total [as N]VALUE report only all year
MW3Phosphorus, total [as P]VALUE report only all year
MW3Chloride [as Cl]VALUE report only all year
MW3Depth to water level ft below landsurfaceVALUE report only all year
MW4Temperature, water deg. centigradeVALUE report only all year
MW4Specific conductanceVALUE report only all year
MW4Oxygen, dissolved [DO]VALUE report only all year
MW4pHVALUE report only all year
MW4Nitrogen, ammonia total [as N]VALUE report only all year
MW4Nitrogen, Kjeldahl, total [as N]VALUE report only all year
MW4Nitrite + Nitrate total [as N]VALUE report only all year
MW4Phosphorus, total [as P]VALUE report only all year
MW4Chloride [as Cl]VALUE report only all year
MW4Depth to water level ft below landsurfaceVALUE report only all year
MW5Temperature, water deg. centigradeVALUE report only all year
MW5Specific conductanceVALUE report only all year
MW5Oxygen, dissolved [DO]VALUE report only all year
MW5pHVALUE report only all year
MW5Nitrogen, ammonia total [as N]VALUE report only all year
MW5Nitrogen, Kjeldahl, total [as N]VALUE report only all year
MW5Nitrite + Nitrate total [as N]VALUE report only all year
MW5Phosphorus, total [as P]VALUE report only all year
MW5Chloride [as Cl]VALUE report only all year
MW5Depth to water level ft below landsurfaceVALUE 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