MARSING, CITY OF

NPDES permit ID0021202 · Minor POTW · administratively continued, expires 2020-10-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2020-10-31 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

0values over a limit
1required values missing, on 1 form(s)
0of 22 forms filed late

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

Reporting

Reports are due about 20 days after each monitoring period ends (the most common figure among ID permits in EPA's filings — check your permit).

Limits in force (31)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. centigradeMX DA AV report only all year
001Temperature, water deg. centigradeINST MAX report only all year
001BOD, 5-day, 20 deg. CMO AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 45 mg/L all year
001BOD, 5-day, 20 deg. CMO AVG <= 75 lb/d all year
001BOD, 5-day, 20 deg. CWKLY AVG <= 112 lb/d all year
001BOD, 5-day, 20 deg. CMO AVG report only all year
001pHINST MIN >= 6.5 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG <= 45 mg/L all year
001Solids, total suspendedWKLY AVG <= 65 mg/L all year
001Solids, total suspendedMO AVG <= 112 lb/d all year
001Solids, total suspendedWKLY AVG <= 162 lb/d all year
001Solids, total suspendedMO AVG report only all year
001Nitrogen, ammonia total [as N]INST MAX report only all year
001Phosphorus, total [as P]MO AVG <= 8.8 lb/d May, Jun, Jul, Aug, Sep
001Phosphorus, total [as P]MO AVG report only Jan, Feb, Mar, Apr, Oct, Nov, Dec
001Phosphorus, total [as P]WKLY AVG <= 13.3 lb/d May, Jun, Jul, Aug, Sep
001Phosphorus, total [as P]WKLY AVG report only Jan, Feb, Mar, Apr, Oct, Nov, Dec
001E. coli, MTEC-MFMO GEOMN <= 126 #/100mL all year
001E. coli, MTEC-MFINST MAX <= 406 #/100mL all year
001Floating solids, waste or visible foam-visualMO MAX <= 0 N=0;Y=1 all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualMO AVG <= .5 mg/L all year
001Chlorine, total residualWKLY AVG <= .75 mg/L all year
001Chlorine, total residualMO AVG <= 1.3 lb/d all year
001Chlorine, total residualWKLY AVG <= 1.9 lb/d all year
001BOD, 5-day, percent removalMO AV MN >= 85 % all year
001Solids, suspended percent removalMO AV MN >= 65 % all year
001Oil and grease visualMO MAX <= 0 N=0;Y=1 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