Northern States Power, Wisconsin, d/b/a Xcel Energy

NPDES permit WI0002887 · Minor NON-POTW · expired, expires 2023-06-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2023-06-30 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
8required values missing, on 8 form(s)
45of 124 forms filed late

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

Reporting

Reports are due about 15 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (45)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitDAILY MX report only all year
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 9 SU all year
001Phosphorus, total [as P]DAILY MX report only all year
001Arsenic, total recoverableDAILY MX report only 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
001Mercury, total recoverableQB report only all year
002Temperature, water deg. fahrenheitDAILY MX report only all year
002pHDAILY MN report only all year
002pHDAILY MX report only all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
004pHDAILY MN report only all year
004pHDAILY MX report only all year
004Solids, total suspendedMO AVG report only all year
004Solids, total suspendedDAILY MX report only all year
004Solids, total suspendedMO AVG report only all year
004Solids, total suspendedDAILY MX report only all year
004Oil & GreaseMO AVG report only all year
004Oil & GreaseDAILY MX report only all year
004Oil & GreaseMO AVG report only all year
004Oil & GreaseDAILY MX report only all year
004Phosphorus, total [as P]DAILY MX report only all year
004Flow, in conduit or thru treatment plantMO AVG report only all year
004Flow, in conduit or thru treatment plantDAILY MX report only all year
007Flow, in conduit or thru treatment plantMO AVG report only all year
007Flow, in conduit or thru treatment plantDAILY MX report only all year
013Flow, in conduit or thru treatment plantMO AVG report only all year
013Flow, in conduit or thru treatment plantDAILY MX report only all year
015Solids, total suspendedMO AVG <= 67 lb/d all year
015Solids, total suspendedDAILY MX <= 1268 lb/d all year
015Oil and grease, hexane extr methodMO AVG <= 33 lb/d all year
015Oil and grease, hexane extr methodDAILY MX <= 254 lb/d all year
016Flow, in conduit or thru treatment plantMO AVG report only all year
016Flow, in conduit or thru treatment plantDAILY MX report only all year
017Flow, in conduit or thru treatment plantMO AVG report only all year
017Flow, in conduit or thru treatment plantDAILY MX report only all year
018Flow, in conduit or thru treatment plantMO AVG report only all year
018Flow, in conduit or thru treatment plantDAILY MX report only all year
702Temperature, water deg. fahrenheitDAILY MX report only all year
702Phosphorus, total [as P]DAILY MX report only all year
703Temperature, water deg. fahrenheitDAILY MX report only all year
704Flow, in conduit or thru treatment plantMO AVG report only all year
704Flow, in conduit or thru treatment plantDAILY 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