Explanation:

All statements are correct.

• The Ministry of Jal Shakti has released the report of India’s first water bodies census conducted in 2018-19.

Water Bodies: 1st Census Report

• It is first water body census of India.

• The census was conducted in 2018-19.

• It was launched under the “Irrigation Census”, a centrally sponsored scheme, in convergence with the 6th Minor Irrigation Census.

• Ministry - The report was released by Ministry of Jal Shakti.

• It is a comprehensive data base of water bodies across all states and Union Territories.

• Definition of waterbody - All natural or man-made units bounded on all sides with some or no masonry work used for storing water for irrigation or other purposes.

• Other purposes include industrial, pisciculture, domestic/drinking, recreation, religious, ground water recharge etc.

• Water from ice-melt, streams, springs, rain or drainage of water from residential or other areas is accumulated or water is stored by diversion from a stream or river will also be treated as water body.

Highlights of the report

• The 1st census report took into account all types of uses of Water Bodies like Irrigation, Industry, Pisciculture, Domestic/ Drinking, Recreation, Religious purpose, Ground Water Recharge and other purposes.

• In India, 97% of waterbodies are located in rural areas and only 2.9% are in urban areas.

• Most of the water bodies are used in pisciculture, followed by irrigation, ground water recharge and domestic/drinking purpose.

• 55% of water bodies are owned by private entities whereas 44% are in the domain of public ownership.

• Out of all public owned water bodies, maximum water bodies are owned by Panchayats, followed by State Irrigation /State WRD.

• 78% of enumerated water bodies are man-made whereas the remaining 22% are natural water bodies.

• Sikkim is ranked as the lowest in containing the number of waterbodies.

Hence option 4th is correct.