Q. When was the Jharkhand State Water Policy implemented?
Answer: 2011
Notes: The Jharkhand State Water Policy was officially implemented in 2011. The final version was published as the "Jharkhand State Water Policy, 2011." Prior drafts existed but were not finalized. This policy includes guidelines on water management, irrigation, roles of water authorities, river basin planning, and pollution control. It is separate from the Jharkhand Waste Water Policy released in 2017.