Battle Creek Fire Frequencies (In addition to the regular local frequencies... see Rapid City Area Frequency List) AS OF 8/20/02 1600 LOCAL AIR OPS 120.075 Fixed wing air to air 123.050 Rotor wing air to air 170.000 Air to ground 166.675 Helicopter tactical 163.100 Helibase GROUND OPS 168.700 Command repeater 168.050 Alpha division (south/Hayward area) tactical 168.200 Bravo division (northwest/Cosmos area) tactical 168.600 Charlie division (northeast/Rockerville area) tactical 154.265 Structure protection 154.295 Structure protection 169.975 was the Air to Ground frequency in the early days of the incident but this was changed to 170.000