Sherburne County will be testing the new back up system for siren activation Wed., Feb. 13, 2013. At 1 p.m. Wed., Feb. 13 there will be a brief (less than a half minute) siren test on Sherburne County sirens within ten miles of the Monticello Nuclear Generating Plant. This test is being conducted to test the new backup system for siren activation. Please do not call dispatch. No actions are necessary.