Utpatti Ekadashi, Uthpatti Ekadasi or Utpanna Ekadashi, is observed on 11th day of Krishna Paksha in Margashirsha month as per North Indian Hindi calendars. In 2016, Utpatti Ekadashi date is September 25.
It falls in Krishna Paksha in Kartik month for Gujarati, Marathi, Telugu, and Kannada calendars.
This Ekadasi vrat is associated with the birth of Ekadashi Mata and the demolition of demon Murasura by Lord Vishnu.
While Lord Vishnu was sleeping, Murasura attempted to kill the Lord. By the divine creation of Vishnu, Goddess Ekadashi was emerged and killed the demon. To honor the Goddess, Lord Vishnu blessed her that who observes fasting on Ekadashi would get moksha (salvation).
In 2015, Utpatti Ekadashi date was December 7.
In 2014, Utpatti Ekadashi date was November 18.
In 2013, Utpatti Ekadashi date was November 29.
Utpatti Ekadashi 2012 date was December 9.