Reminds Me Of The Book 'Fire Brats'.
Dont know why but this movie reminds me of the 'Fire Brats' books by Scott Siegel and Barbara Siegel.
1: The Burning Land
http://www.fantasticfiction.co.uk/s/scott-siegel/burning-land.htm
2: Survivors
http://www.fantasticfiction.co.uk/s/scott-siegel/survivors.htm
3: Thunder Mountain
http://www.fantasticfiction.co.uk/s/scott-siegel/thunder-mountain.htm
4: Shockwave
http://www.fantasticfiction.co.uk/s/scott-siegel/shockwave.htm