Household-level data on the primary source of drinking water, broken down by category (own well with/without parapet, borewell/tube well, neighbour's well, public well, piped water from hill/mountain, river/lake/stream/canal/dam/pond, public tap, Jal Jeevan Mission, Kerala Water Authority pipeline, bottled water, water storage tank, rainwater harvesting tank, water brought by government/private tanker, others, no response) for each local self-government body (LSG). Data is organized by lsgId and local body name, with a total column representing the sum across all categories