Water odors
Water odors odor troubleshooting
Separate hot-water, cold-water and fixture-specific clues before treating anything. These are focused diagnostic guides, not an exhaustive list of every possible defect or local code condition.
3 focused guides
Why Does My Hot Water Smell Like Rotten Eggs?If only hot water smells, focus on the water heater and water chemistry rather than room air.Why Does My Tap Water Smell Like Rotten Eggs?Separate one-fixture drain odor, hot-water odor and true source-water odor before treating the supply.Why Does My Sink Smell Like Rotten Eggs?Use the glass test to separate water odor from drain/overflow odor, then compare hot and cold.