Sisseton, City of

NPDES permit SD0020826 · Minor POTW · effective, expires 2028-09-30 · 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 48 forms filed late

Last period with anything received: 2026-08-31.

Reporting

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

Limits in force (56)

OutfallParameterStatisticLimitMonths
004Temperature, water deg. centigrade30DA AVG report only all year
004Temperature, water deg. centigradeDAILY MX report only all year
004Flow rate30DA AVG report only all year
004Flow rateDAILY MX report only all year
004BOD, 5-day, 20 deg. C30DA AVG <= 30 mg/L all year
004BOD, 5-day, 20 deg. CMX 7D AV <= 45 mg/L all year
004pHDAILY MN >= 6 SU all year
004pHDAILY MX <= 9 SU all year
004Solids, total suspended30DA AVG <= 30 mg/L all year
004Solids, total suspendedMX 7D AV <= 45 mg/L all year
004Nitrogen, total [as N]DAILY MX report only all year
004Phosphorus, total [as P]DAILY MX report only all year
004Flow, totalMO TOTAL report only all year
004Duration of dischargeMO TOTAL report only all year
005Temperature, water deg. centigrade30DA AVG report only all year
005Temperature, water deg. centigradeDAILY MX report only all year
005Flow rate30DA AVG report only all year
005Flow rateDAILY MX report only all year
005BOD, 5-day, 20 deg. C30DA AVG <= 30 mg/L all year
005BOD, 5-day, 20 deg. CMX 7D AV <= 45 mg/L all year
005pHDAILY MN >= 6 SU all year
005pHDAILY MX <= 9 SU all year
005Solids, total suspended30DA AVG <= 30 mg/L all year
005Solids, total suspendedMX 7D AV <= 45 mg/L all year
005Nitrogen, total [as N]DAILY MX report only all year
005Phosphorus, total [as P]DAILY MX report only all year
005Flow, totalMO TOTAL report only all year
005Duration of dischargeMO TOTAL report only all year
006Temperature, water deg. centigrade30DA AVG report only all year
006Temperature, water deg. centigradeDAILY MX report only all year
006Flow rate30DA AVG report only all year
006Flow rateDAILY MX report only all year
006BOD, 5-day, 20 deg. C30DA AVG <= 30 mg/L all year
006BOD, 5-day, 20 deg. CMX 7D AV <= 45 mg/L all year
006pHDAILY MN >= 6 SU all year
006pHDAILY MX <= 9 SU all year
006Solids, total suspended30DA AVG <= 30 mg/L all year
006Solids, total suspendedMX 7D AV <= 45 mg/L all year
006Nitrogen, total [as N]DAILY MX report only all year
006Phosphorus, total [as P]DAILY MX report only all year
006Flow, totalMO TOTAL report only all year
006Duration of dischargeMO TOTAL report only all year
007Temperature, water deg. centigrade30DA AVG report only all year
007Temperature, water deg. centigradeDAILY MX report only all year
007Flow rate30DA AVG report only all year
007Flow rateDAILY MX report only all year
007BOD, 5-day, 20 deg. C30DA AVG <= 30 mg/L all year
007BOD, 5-day, 20 deg. CMX 7D AV <= 45 mg/L all year
007pHDAILY MN >= 6 SU all year
007pHDAILY MX <= 9 SU all year
007Solids, total suspended30DA AVG <= 30 mg/L all year
007Solids, total suspendedMX 7D AV <= 45 mg/L all year
007Nitrogen, total [as N]DAILY MX report only all year
007Phosphorus, total [as P]DAILY MX report only all year
007Flow, totalMO TOTAL report only all year
007Duration of dischargeMO TOTAL 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