While public pools often get drained and refilled, private homeowners typically don’t drain and refill their pools every year. You fill it once and only drain it if you need to repair it. Otherwise people just cover their pools for the winter.

1. No one is filling a pool with a garden hose.

2. At Baltimore's increased 2023 rates, it costs <$12k (both water and sewer fees) to fill a full Olympic sized pool.