The time it take to fill the pool all depends on the flow rate of the water and the size of the pool.
READ: Reviving Your Green Above Ground Pool: A Step-by-Step Guide to Opening Season
RESULTS SHOWN HERE
Filling The Pool
When filling the pool its important to know the source of the fill water. Well water and city water will have different impacts on the chemical balance when filling or adding water to the pool. After adding water to the pool it is important to test and re-balance the pool water. The amount of chemical balancing can be reduced by filtering the water before filling the pool.
READ: Understanding Turnover Rate in Swimming Pools: A Comprehensive Guide to Efficient Water Circulation
Finding Pool Flow Rate
Best way to find the flow rate of your fill water is to use a meter. Depending on what you're using to fill the pool the meter will vary. If using a carden hose check out the flow meter below.