SD GFP - Game Lodge (Custer State Park)

NPDES permit SD0024244 · Minor POTW · effective, expires 2030-10-31 · 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.

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

0values over a limit
0required values missing, on 0 form(s)
0of 24 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 (28)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheit30DA AVG report only all year
001Temperature, water deg. fahrenheitDAILY MX report only all year
001Flow rate30DA AVG report only all year
001Flow rateDAILY MX report only all year
001BOD, 5-day, 20 deg. C30DA AVG <= 30 mg/L all year
001BOD, 5-day, 20 deg. CMX 7D AV <= 45 mg/L all year
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 9.5 SU all year
001Solids, total suspended30DA AVG <= 110 mg/L all year
001Solids, total suspendedMX 7D AV <= 165 mg/L all year
001Nitrogen, total [as N]DAILY MX report only all year
001Phosphorus, total [as P]DAILY MX report only all year
001Flow, totalMO TOTAL report only all year
001Duration of dischargeMO TOTAL report only all year
002Temperature, water deg. fahrenheit30DA AVG report only all year
002Temperature, water deg. fahrenheitDAILY MX report only all year
002Flow rate30DA AVG report only all year
002Flow rateDAILY MX report only all year
002BOD, 5-day, 20 deg. C30DA AVG <= 30 mg/L all year
002BOD, 5-day, 20 deg. CMX 7D AV <= 45 mg/L all year
002pHDAILY MN >= 6 SU all year
002pHDAILY MX <= 9.5 SU all year
002Solids, total suspended30DA AVG <= 110 mg/L all year
002Solids, total suspendedMX 7D AV <= 165 mg/L all year
002Nitrogen, total [as N]DAILY MX report only all year
002Phosphorus, total [as P]DAILY MX report only all year
002Flow, totalMO TOTAL report only all year
002Duration 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