Option 3 is correct, i.e. Gajendra Singh Shekhawat.
Union Jal Shakti Minister, Shri Gajendra Singh Shekhawat, announced the commencement of the Jal Shakti Abhiyan - a campaign for water conservation and water security on 1 July 2019.
The campaign will run through citizen participation during the monsoon season, from 1st July 2019 to 15th September 2019. An additional Phase 2 will be run from 1st October 2019 to 30th November 2019 for States receiving the North East retreating monsoons.
The focus of the campaign will be on water-stressed districts and blocks.
It is a collaborative effort of various Ministries of the Government of India and State Governments, being coordinated by the Department of Drinking Water and Sanitation.
It will focus on five important water conservation measures-rainwater harvesting, renovation of traditional and other water bodies/tanks, reuse, bore well recharge structures, watershed development, and intensive afforestation.
Ministry of Jal Shakti was formed by merging of Ministry of Water Resources, River Development & Ganga Rejuvenation and Ministry of Drinking Water & Sanitation. It is the apex body for the formulation and administration of rules and regulations relating to the development and regulation of the water resources in India.
Note: First Minister of Jal Shakti-Shri Gajendra Singh Shekhawat