On March 13, 2021, Rev. Albert Mazurenko from St. Mary’s Lutheran Congregation of Irkutsk celebrated a communion service in Novolenino located in Ust-Orda Buryat Okrug, Irkutsk Oblast, 250 km (155 miles) from Irkutsk in South Siberia. In this okrug (circuit), 39.8 percent of the population are ethnic Buryats (2010 census).