Groundwater is the primary source of water for irrigation in India, accounting for approximately 60% of the total water used for irrigation.

The Indus River Basin is the largest river basin in India, covering an area of approximately 1.16 million square kilometers.

Groundwater accounts for approximately 40% of India's total water resources.

Arunachal Pradesh has the highest per capita water availability in India, with an estimated 15,000 cubic meters per person per year.

Rajasthan has the lowest per capita water availability in India, with an estimated 1,000 cubic meters per person per year.

The estimated annual per capita water availability in India is approximately 1,500 cubic meters.

Water pollution, water scarcity, and uneven distribution of water are all major challenges related to water resources in India.

Industrial waste, agricultural runoff, and domestic sewage are all major contributors to water pollution in India.

Reduced agricultural productivity, increased water-borne diseases, and conflict over water resources are all major consequences of water scarcity in India.

Geographical factors, climatic factors, and human factors all contribute to the uneven distribution of water in India.

The National Water Mission, Jal Jeevan Mission, and Atal Bhujal Yojana are all major initiatives taken by the Government of India to address water scarcity.

The Government of India has set a target to provide piped water supply to every household by 2024.

Lack of awareness, financial constraints, and technical constraints are all major challenges in the implementation of water conservation measures in India.

The estimated annual water demand in India by 2050 is approximately 1.8 trillion cubic meters.

Water conservation, water recycling, and rainwater harvesting are all major strategies for sustainable water management in India.