Oshkosh WI temporary data center moratorium (2026)

Oshkosh, Wisconsin — Common Council Passes an Ordinance Calling for a Temporary Moratorium on Data Centers (September 2026)
Oshkosh, WI · Oshkosh, Wis. — Common Council ordinance for a temporary moratorium on data centers (2026)

Status
In effect
Took effect
September 9, 2026
Applies to
Data center developers in Oshkosh during the moratorium
Enforced by
Oshkosh Common Council

The Oshkosh Common Council PASSED AN ORDINANCE calling for a TEMPORARY MORATORIUM on data centers. Oshkosh is one of the larger Wisconsin cities to act, and it joins a state cluster that has grown quickly: Sauk County adopted an 18-month county-wide pause on a 27-1 vote, Sun Prairie a 12-month pause on large data centers, Milton an 18-month measure, and St. Croix County a unanimous one, with the Village of Tigerton advancing another. The phrasing captured here — an ordinance 'calling for' a moratorium 'to be put in place' — is slightly indirect, and it leaves open whether the council enacted the pause itself or directed that one be prepared. That ambiguity is recorded rather than resolved. One duration note: Wisconsin practice is generally understood as an initial moratorium term of up to twelve months with one six-month extension, and no term at all is reported here.

Who is protected: Residents of Oshkosh, Winnebago County, Wisconsin

Legal detail

Oshkosh, Wis. (Winnebago County) — ORDINANCE passed by the COMMON COUNCIL 'calling for a temporary moratorium on data centers TO BE PUT IN PLACE.' AN AMBIGUITY IS RECORDED RATHER THAN RESOLVED: the phrasing 'calling for … to be put in place' is indirect and leaves open whether the council ENACTED the moratorium or DIRECTED that one be prepared. The headline says the council 'passes temporary moratorium', which favours enactment, and status `effective` follows the headline — but the entry should not be cited as settling the point. WISCONSIN CLUSTER, now substantial: Sauk County WI 18-month data center moratorium (2026) (18 months, county board 27-1, pre-emptive), Sun Prairie WI 12-month large data center moratorium (2026) (12 months, large data centers), plus Milton (18-month, with State Sen. Mark Spreitzer addressing the Common Council), St. Croix County (unanimous, with an ongoing lawsuit over a Hammond conditional use permit) and the Village of Tigerton in the queue; the ledger also holds Town of Turtle, Town of Beloit, Town of Rock, Rock County and the City of Janesville as unindexed leads. DURATION: Wisconsin practice is generally understood as an initial term of up to 12 months with one 6-month extension — wi-sauk-county's 18-month single enactment is flagged on that entry as sitting at the outer edge. NO TERM IS REPORTED FOR OSHKOSH AT ALL, so no comparison can be drawn and expires_date is NULL. NOT ESTABLISHED: the term, the vote, the ordinance number, the operative scope, any threshold, and whether the measure is enacted or directed.

Key facts

JurisdictionOshkosh, WI
LevelCity / local
StrengthModerate
EnactedSeptember 9, 2026
CitationOshkosh, Wis. — Common Council ordinance for a temporary moratorium on data centers (2026)
Private right of actionNo, agency enforcement only
PenaltiesNot stated in the located source
Topicsdata-center siting and energy · consumer protection · government use of AI
News reportOshkosh Common Council passes temporary moratorium on data centers — WBAY (Green Bay, WI)

Related data-center siting and energy rules elsewhere

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