World Natural Gas Reserves - by Country

Proved reserves of natural gas in cubic meters (cu m). Proved reserves are those quantities of natural gas, which, by analysis of geological and engineering data, can be estimated with a high degree of confidence to be commercially recoverable from a given date forward, from known reservoirs and under current economic conditions.

Country ........... Proven Reserves ...........Date of Estimate
1 Russia           47,570,000,000,000          1 January 2011 est.
2 Iran                29,610,000,000,000          1 January 2011 est.
3 Qatar             25,370,000,000,000         1 January 2011 est.
4 Saudi Arabia     7,807,000,000,000         1 January 2011 est.
5 United States    7,716,000,000,000         1 January 2009 est.

6 Turkmenistan    7,504,000,000,000         1 January 2011 est.
7 UAE                 6,453,000,000,000         1 January 2011 est.
8 Nigeria              5,292,000,000,000         1 January 2011 est.
9 Venezuela         5,065,000,000,000         1 January 2011 est.
10 Algeria            4,502,000,000,000          1 January 2011 est.

11 Iraq                 3,170,000,000,000          1 January 2011 est.
12 Australia          3,115,000,000,000          1 January 2011 est.
13 China               3,030,000,000,000         1 January 2011 est.
14 Indonesia         3,001,000,000,000         1 January 2011 est.
15 Kazakhstan      2,407,000,000,000         1 January 2011 est.

16 Malaysia          2,350,000,000,000          1 January 2011 est.
17 Egypt               2,186,000,000,000          1 January 2011 est.
18 European Union 2,168,000,000,000          1 January 2010 est.
19 Norway             2,039,000,000,000          1 January 2011 est.
20 Uzbekistan       1,841,000,000,000           1 January 2011 est.

21 Kuwait             1,798,000,000,000           1 January 2011 est.
22 Canada            1,754,000,000,000           1 January 2011 est.
23 Libya               1,548,000,000,000           1 January 2011 est.
24 Netherlands      1,387,000,000,000           1 January 2011 est.
25 Ukraine            1,104,000,000,000           1 January 2011 est.

26 India                1,074,000,000,000           1 January 2011 est.
27 Azerbaijan          849,500,000,000            1 January 2011 est.
28 Oman                 849,500,000,000            1 January 2011 est.
29 Pakistan             840,200,000,000            1 January 2011 est.
30 Bolivia                750,400,000,000            1 January 2011 est.
Source:
https://www.cia.gov/library/publications/the-world-factbook/rankorder/2179rank.html