In Erie, sirens are located at (see them on a map):
- MVFPD's Station 6 is located at Erie Parkway and Bonanza Drive in the Grandview neighborhood
- MVFPD's Station 8 is located in Vista Ridge.
- 111th Street in Lafayette, which services southwestern Erie.
More than thirty outdoor warning sirens are in located across Boulder County. The sirens are in Boulder, Longmont, Lafayette, Lyons, Eldorado Springs, Jamestown, Superior, Erie, and the University of Colorado at Boulder.