Iran
29.61 trillion cu m (1 January 2010 est.)

Iraq
3.17 trillion cu m (1 January 2010 est.)

Ireland
9.911 billion cu m (1 January 2010 est.)

Israel
30.44 billion cu m (1 January 2010 est.)

Italy
69.83 billion cu m (1 January 2010 est.)

Jamaica
0 cu m (1 January 2010 est.)

Japan
20.9 billion cu m (1 January 2010 est.)

Jordan
6.031 billion cu m (1 January 2010 est.)

Kazakhstan
2.407 trillion cu m (1 January 2010 est.)

Kenya
0 cu m (1 January 2010 est.)