18 April 2013 (23:24 UTC-07 Tango 17 April 2013)/07 Jumada t-Tania 1434/29 Farvardin 1391/09 Bing-Chen (3rd month) 4711

Reports that fertilizer factory had a couple of problems meeting state regulations; fined in 2006, and in February of 2013 a local school evacuated because of a fire at the factory.

USGS says explosion registered 2.1 on richter scale.