http://www.fas.org/programs/ssp/nukes/nuclear_weapon_effects/nuclearwpneffctcalc.html
“Nuclear Weapon Effects Calculator”
Note: The following news brief is a quote:
http://www.ynetnews.com/articles/0,7340,L-3532417,00.html
2 Qassam rockets land in open areas of western Negev
Published: 04.16.08, 09:06 / Israel News
Two Qassam rockets fired from northern Gaza towards the western Negev landed in open areas in the Sdot Hanegev Regional Council. No injuries or damage were reported. (Shmulik Hadad)