After the rain, start with a careful look.

Wait until the area is safe

Stay away from the pool and pool equipment during a thunderstorm. If you hear thunder or see lightning, move to an enclosed safe shelter rather than continuing a pool check.

Do not approach damaged electrical equipment, fallen power lines, or flooded equipment areas. A normal cleaning appointment is not a substitute for urgent help with a storm-related hazard.

Note what changed

Record when you first noticed the change and whether the pool was in use. Observe from a safe position; you do not need to enter the water or open equipment to provide a useful description.

• New leaves, branches, soil, or other visible material in the water.
• An unusual change in water level.
• Cloudiness, discoloration, or reduced visibility.
• A new sound, visible damage, or unusual condition around equipment.
• Evidence that runoff or floodwater entered the pool.

Use test results, not an automatic dose

A generic instruction to add a fixed amount after every rain cannot account for your pool volume, current readings, products, or treatment system. Follow product directions and obtain pool-specific advice before making unfamiliar adjustments.

Water testing and physical cleaning answer different questions. Debris can need removal even when a test looks familiar, and a clean-looking pool can still need attention to disinfectant and pH.

Know when to keep the pool out of use

If the water is unusually cloudy, contamination is suspected, or equipment may be unsafe, keep the pool out of use while the concern is assessed. Do not assume that a regular weekly visit or a single treatment resolves floodwater or other contamination.

Send a clear description of the change, your neighborhood, and any recent treatments when requesting help. Tell us if the issue involves significant storm debris or a pool that needs more than normal maintenance so the scope can be discussed.

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