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

Electric Services, Ashland County, Wisconsin. NPDES permit WI0002887 expired Jun 30, 2023; its limits still apply. Last 12 months: no values over a limit, 39 required values missing, 40 of 121 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form A monthly (7 values), outfall 001 form Q quarterly (1 value), outfall 015 form A monthly (4 values), outfall 016 form A monthly (2 values), outfall 702 form A monthly (1 value), outfall 704 form A monthly (2 values)
Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 10 required values missing, 30 of 148 reports late

Limits in force (44)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year001
pHdaily minimum≥ 6 SUall year001
pHdaily maximum≤ 9 SUall year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Arsenic, total recoverabledaily maximumreport only (ug/L)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Mercury, total recoverablequarterly maximumreport only (ng/L)all year001
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year002
pHdaily minimumreport only (SU)all year002
pHdaily maximumreport only (SU)all year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
pHdaily minimumreport only (SU)all year004
pHdaily maximumreport only (SU)all year004
Solids, total suspendedmonthly averagereport only (mg/L)all year004
Solids, total suspendeddaily maximumreport only (mg/L)all year004
Solids, total suspendedmonthly averagereport only (lb/d)all year004
Solids, total suspendeddaily maximumreport only (lb/d)all year004
Oil & Greasemonthly averagereport only (mg/L)all year004
Oil & Greasedaily maximumreport only (mg/L)all year004
Oil & Greasemonthly averagereport only (lb/d)all year004
Oil & Greasedaily maximumreport only (lb/d)all year004
Phosphorus, total [as P]daily maximumreport only (mg/L)all year004
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year013
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year013
Solids, total suspendedmonthly average≤ 67 lb/dall year015
Solids, total suspendeddaily maximum≤ 1268 lb/dall year015
Oil and grease, hexane extr methodmonthly average≤ 33 lb/dall year015
Oil and grease, hexane extr methoddaily maximum≤ 254 lb/dall year015
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year016
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year016
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year017
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year017
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year018
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year018
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year702
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year703
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year704
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year704

Cited limits by parameter: Wisconsin's rules and the federal ones.

Same industry: the 17 Electric Services permits in Wisconsin.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/WI0002887 · MCP: https://passage-data.com/mcp