Town of Lodge Grass

NPDES permit MT0021890 · Minor POTW · effective, expires 2028-12-31 · 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.

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

23values over a limit
2required values missing, on 2 form(s)
10of 30 forms filed late

Last period with anything received: 2026-06-30. Most often over: BOD, 5-day, 20 deg. C (10), E. coli (8), BOD, 5-day, percent removal (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 (84)

OutfallParameterStatisticLimitMonths
001BOD, 5-day, 20 deg. C30DA AVG <= 45 mg/L all year
001BOD, 5-day, 20 deg. C30DA AVG <= 45 mg/L all year
001BOD, 5-day, 20 deg. C7 DA AVG <= 65 mg/L all year
001BOD, 5-day, 20 deg. C7 DA AVG <= 65 mg/L all year
001pHMINIMUM >= 6.5 SU all year
001pHMINIMUM >= 6.5 SU all year
001pHMAXIMUM <= 9 SU all year
001pHMAXIMUM <= 9 SU all year
001Solids, total suspended30DA AVG <= 100 mg/L all year
001Solids, total suspended30DA AVG <= 100 mg/L all year
001Solids, total suspended7 DA AVG <= 135 mg/L all year
001Solids, total suspended7 DA AVG <= 135 mg/L all year
001Oil & GreaseDAILY MX <= 10 mg/L all year
001Oil & GreaseDAILY MX <= 10 mg/L all year
001Nitrogen, total [as N]30DA AVG report only Jul, Aug, Sep
001Nitrogen, total [as N]30DA AVG report only Jul, Aug, Sep
001Nitrogen, total [as N]DAILY MX report only Jul, Aug, Sep
001Nitrogen, total [as N]DAILY MX report only Jul, Aug, Sep
001Nitrogen, ammonia total [as N]DAILY MX report only all year
001Nitrogen, ammonia total [as N]DAILY MX report only all year
001Nitrogen, Kjeldahl, total [as N]30DA AVG report only Jul, Aug, Sep
001Nitrogen, Kjeldahl, total [as N]30DA AVG report only Jul, Aug, Sep
001Nitrogen, Kjeldahl, total [as N]DAILY MX report only Jul, Aug, Sep
001Nitrogen, Kjeldahl, total [as N]DAILY MX report only Jul, Aug, Sep
001Nitrite + Nitrate total [as N]30DA AVG report only Jul, Aug, Sep
001Nitrite + Nitrate total [as N]30DA AVG report only Jul, Aug, Sep
001Nitrite + Nitrate total [as N]DAILY MX report only Jul, Aug, Sep
001Nitrite + Nitrate total [as N]DAILY MX report only Jul, Aug, Sep
001Phosphorus, total [as P]30DA AVG report only Jul, Aug, Sep
001Phosphorus, total [as P]30DA AVG report only Jul, Aug, Sep
001Phosphorus, total [as P]DAILY MX report only Jul, Aug, Sep
001Phosphorus, total [as P]DAILY MX report only Jul, Aug, Sep
001Floating solids, waste or visible foam-visualINST MAX <= 0 N=0;Y=1 all year
001Floating solids, waste or visible foam-visualINST MAX <= 0 N=0;Y=1 all year
001Flow30DA AVG report only all year
001Flow30DA AVG report only all year
001FlowDAILY MX report only all year
001FlowDAILY MX report only all year
001Oil and grease visualINST MAX <= 0 N=0;Y=1 all year
001Oil and grease visualINST MAX <= 0 N=0;Y=1 all year
002BOD, 5-day, 20 deg. C30DA AVG <= 30 mg/L all year
002BOD, 5-day, 20 deg. C30DA AVG <= 30 mg/L all year
002BOD, 5-day, 20 deg. C7 DA AVG <= 45 mg/L all year
002BOD, 5-day, 20 deg. C7 DA AVG <= 45 mg/L all year
002pHMINIMUM >= 6.5 SU all year
002pHMINIMUM >= 6.5 SU all year
002pHMAXIMUM <= 9 SU all year
002pHMAXIMUM <= 9 SU all year
002Solids, total suspended30DA AVG <= 100 mg/L all year
002Solids, total suspended30DA AVG <= 100 mg/L all year
002Solids, total suspended7 DA AVG <= 135 mg/L all year
002Solids, total suspended7 DA AVG <= 135 mg/L all year
002Oil & GreaseDAILY MX <= 10 mg/L all year
002Oil & GreaseDAILY MX <= 10 mg/L all year
002Nitrogen, total [as N]30DA AVG report only Jul, Aug, Sep
002Nitrogen, total [as N]30DA AVG report only Jul, Aug, Sep
002Nitrogen, ammonia total [as N]30DA AVG 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, ammonia total [as N]DAILY MX report only all year
002Nitrogen, Kjeldahl, total [as N]30DA AVG report only Jul, Aug, Sep
002Nitrogen, Kjeldahl, total [as N]30DA AVG report only Jul, Aug, Sep
002Nitrite + Nitrate total [as N]30DA AVG report only Jul, Aug, Sep
002Nitrite + Nitrate total [as N]30DA AVG report only Jul, Aug, Sep
002Phosphorus, total [as P]30DA AVG report only Jul, Aug, Sep
002Phosphorus, total [as P]30DA AVG report only Jul, Aug, Sep
002Floating solids, waste or visible foam-visualINST MAX <= 0 N=0;Y=1 all year
002Floating solids, waste or visible foam-visualINST MAX <= 0 N=0;Y=1 all year
002E. coli30DA AVG <= 126 #/100mL all year
002E. coli30DA AVG <= 126 #/100mL all year
002E. coliDAILY MX <= 410 #/100mL all year
002E. coliDAILY MX <= 410 #/100mL all year
002Flow30DA AVG report only all year
002Flow30DA AVG report only all year
002FlowDAILY MX report only all year
002FlowDAILY MX report only all year
002BOD, 5-day, percent removalMO AV MN >= 65 % all year
002BOD, 5-day, percent removalMO AV MN >= 65 % all year
002Oil and grease visualINST MAX <= 0 N=0;Y=1 all year
002Oil and grease visualINST MAX <= 0 N=0;Y=1 all year
I001BOD, 5-day, 20 deg. C30DA AVG report only all year
I001BOD, 5-day, 20 deg. C30DA AVG report only all year
I001BOD, 5-day, 20 deg. CDAILY MX report only all year
I001BOD, 5-day, 20 deg. CDAILY MX 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