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Geological Society of Minnesota

Geological Society

of Minnesota

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Geological Society of Minnesota

Road Marker Information

Road Marker Information

Title: Glacial Meltwater Carves out the Minnesota River Valley
Road Markers

Description:

Glacial Meltwater Carves out the Minnesota River Valley 44 9′ 50.1012 N, 94 6′ 46.08 W

Enter Road Address in your cars GPS:
54497 Gadwall Rd, Mankato, MN 56001

OR
Enter Geographical Coordinates in your cars GPS:

Degrees Lat Long:    44.163917, -94.112800

Latitude:      44°09’50.1″N

Longitude:   94°06’46.1″W

Go to Google Map

Country: Nicollet County
Where Found:

Directions: From the campground at Minneopa State Park, take Mill Road (usually open 9 AM to 8 PM) through the Bison Enclosure. Do not leave the protection of your car while in the Enclosure! As the Drive exits the enclosure, continue up the hill to the Seppman Mill. Park car and walk the trail to the overlook 50 yards east of the stone mill.

Marker Number:401
Marker Composition:

Text on Marker:
Region: South Central/West Region

Date Updated: 20160527

Information Needed:

  1. Verify Existance
  2. Updated Coordinate Needed
  3. Marker Images

Condition of Marker:
Do it Yourself Region: Minnesota River Valley

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© 2025 Geological Society of Minnesota - WordPress Theme by Kadence WP

  • Welcome Page
  • Road Markers
  • Members
    • Seminars and Labs
      • Seminar/Lab Calendar
      • Current Year Schedule
      • All Seminars and Labs
      • Directions to Seminars and Labs
    • Fields Trips
      • Field Trip Calendar
      • Help Field Trip Signup
      • Upcoming Field Trip
      • Field Trips Signup
      • Submit Field Trip Suggestions
      • Past Field Trips
      • Waiver of Liability
      • Waiver of Liability PDF
    • Calendars
      • Seminar/Lab Calendar
      • Field Trip Calendar
    • Member Information
      • Print a Membership Form
      • Enter in your membership form, then print
      • Membership application/renewal via credit card
      • Membership Help Document
    • Media Library
      • Media Library Order/Display
      • Help Using Media Library
      • Suggested Geology YouTube Videos
    • GMS T Shirts and Caps
      • Buy T Shirt and/or Cap
      • Help buying T Shirt/Cap
    • Newsletters
      • Display Newsletters
      • NLs from the MN Geological Survey
        • Newsletter JPG Large
        • Newsletter JPG Small
      • Contributing to the Newsletter
  • Link
  • Outreach
    • For Teacher
    • State Fair
      • State Fair Booth Rock Specimens List
  • About
    • History
    • Board
      • Display Board Minutes
      • Board Information
      • GSM presidents
    • Organization Information
      • Articles of Incorporation
      • By_Laws
    • Mission
    • Administrator Login
      • Administrator Login Help
  • Contact
    • Ask GSM
    • Ask ChatGPT a geology question
    • GSM USPS mailing address
  • Display Posts
    • Display Blog Posts List
    • Display Blog Posts by Category
    • Help Viewing Blog Posts