Village of Cashton

NPDES permit WI0020915 · Minor POTW · expired, expires 2026-03-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2026-03-31 and is expired: 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
0required values missing, on 0 form(s)
0of 20 forms filed late

Last period with anything received: 2026-06-30.

Reporting

Reports are due about 15 days after each monitoring period ends (the most common figure among WI permits in EPA's filings — check your permit).

Limits in force (15)

OutfallParameterStatisticLimitMonths
004pHDAILY MN >= 6 SU all year
004pHDAILY MX <= 9 SU all year
004Nitrogen, ammonia total [as N]WKLY AVG <= 17 mg/L all year
004Nitrogen, ammonia total [as N]MO AVG <= 7.8 mg/L all year
004Phosphorus, total [as P]MO AVG <= 6.1 mg/L all year
004Phosphorus, total [as P]MO AVG report only all year
004Phosphorus, total [as P]MO MAX report only all year
004Flow, in conduit or thru treatment plantMO AVG report only all year
004Flow, in conduit or thru treatment plantMO MAX report only all year
702BOD, 5-day, 20 deg. CMO AVG report only all year
702BOD, 5-day, 20 deg. CMO MAX report only all year
702Solids, total suspendedMO AVG report only all year
702Solids, total suspendedMO MAX report only all year
702Flow, in conduit or thru treatment plantMO AVG report only all year
702Flow, in conduit or thru treatment plantMO MAX 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