You can contact MVAC in a variety of ways:

Phone:  608.785.8463
Fax:  608.785.6474
Mail:  MVAC at UWL, 1725 State Street, La Crosse, WI 54601

Map: Archaeology Center

Hours: As part of the effort to slow the coronavirus spread, MVAC staff are telecommuting, and the building is closed to visitors. Usual building hours are Monday-Friday from 9:00 a.m. to 4:00 p.m. The building may be closed on some days when all staff members are in the field.  Please check in advance to ensure that the building will be open by calling 608.785.8463.

Artifact Identification

If you would like help identifying an artifact found in the Upper Mississippi River Valley or the Upper Midwest please email Jean Dowiasch at Include in your email a description of the item, where it was found, and attach a picture of the artifact with a scale. Responses will be sent as soon as possible. For help identifying artifacts found outside the Upper Midwest contact that state’s archaeologist. A list of state archaeologists can be found online at: