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Mill Creek 9a Dam, Wisconsin

Mill Creek 9a Dam on the Mill Creek Offstream in Wisconsin.

Open in BirdTrout

43.44162, -90.57774 · Richland County · NID WI00389. Tap the map to open this water in the live app.

What the runs do here

Mill Creek Offstream carries no anadromous run on our corridor map, so this page makes no claim about salmon or steelhead at this dam. What it sits on is coldwater — resident trout water — and the section below says which classification says so.

The structure

Owner
Richland County Local Government
Purpose
Flood Risk Reduction, Debris Control
Completed
1965
Type
Earth
Height
29 ft
Length
600 ft
Spillway
Uncontrolled
Storage
220 acre-ft
Drainage
4 sq mi
Condition
Fair · Significant hazard potential

From the National Inventory of Dams (USACE). Hazard potential is a downstream-consequence classification, not a statement about the structure's condition.

The water above and below

Coldwater designation is the state's own classification. A dam sits on one river and this list is every designated reach within a mile and a half of it, so a tributary mouth shows up here too.

Water right now

No USGS temperature gauge we read reports within 20 miles of this dam, so this page has no live number for it. That is a gap in the gauge network, not a judgement about the water.

Getting to it

No listed public access site within 8 miles of this dam.

Fly shops nearby

The river this is on

Open this water on the map →Every reach around it coloured by today's water temperature, with the access points along it.