Waltham, MN

Federal Signal Thunderbolt 1000T - Located at the water tower near Main St and Adams St. Photos taken 5/7/25, copyright Christopher Aylward.

Erick Siren - Believed to be inactive. Located on the water tower near Main St and Adams St. Photos taken 5/7/25, copyright Christopher Aylward. Additonal photos paired with the Thunderbolt above.