As per the Union Ministry of New and Renewable Energy, India’s total installed capacities (as of July 2018) are given below:
States Solar Power Projects (Capacity in MW)
Karnataka 5163.42
Telangana 3401.13
Andhra Pradesh 2565.36
Rajasthan 2360.75
Tamil Nadu 2220.95
Gujarat 1637.15
India 23115.05
Last year too, about 80% of the installations were done by the states of Karnataka, Andhra Pradesh, Tamil Nadu, Telangana, Rajasthan, Madhya Pradesh, and Punjab. The top five states by cumulative installed capacity in 2016-17 were Tamil Nadu, Rajasthan, Gujarat, Telangana, and Andhra Pradesh. Read more here: State Wise Solar State Rankings – India 2017-18
In contrast to the large solar power projects, rooftop solar still remains a laggard. Here is the total rooftop installed capacity by states.
States Rooftop Capacity (Capacity in MW)
Maharashtra 145.09
Gujarat 136.21
Tamil Nadu 123.91
Karnataka 104.82
Rajasthan 78.94
India 1095.41