State Contractor License: CPC1459089

In-Ground Pool Owner FAQ

Clear Answers to Common Pool Problems!

Why is my pool water cloudy even after filtering all day?

Cloudy pool water is usually caused by unbalanced pool chemicals, not always the filter. High pH, low chlorine, or dirty filters are common causes. Fix the chemistry first, then clean the filter.

What causes green or algae-filled pool water?

Green water means algae growth. This happens when chlorine is too low or circulation is poor. Proper shock treatment, brushing, and balanced chemicals are the fastest fix.

Why is my pool losing water?

Some water loss is normal from evaporation, but steady loss can mean a pool leak. Leaks often come from plumbing, lights, or fittings. A bucket test can help confirm it

My pool pump is running but water isn’t circulating. Why?

This is usually caused by clogged baskets, a dirty filter, or air leaks. If you see bubbles coming back into the pool, circulation is restricted.

Why do I have white scale or buildup on my pool walls?

Describe the item or answer the question so that site visitors who are interested get more information. You can emphasize this text with bullets, italics or bold, and add links.

Why is my pool surface bubbling or peeling?

This is often caused by water chemistry issues or aging plaster. Low calcium or poor balance can damage pool finishes over time.

Will running my pump less save money?

Running the pump too little can cause dirty water and algae. Variable-speed pumps save money by running longer periods at lower speeds.

Why isn’t my pool heater heating?

Common causes include dirty filters, low water flow, or heater errors. Poor circulation is the most common reason heaters don’t work properly.

What’s the difference between single-speed and variable-speed pumps?

Single-speed pumps run full power all the time. Variable-speed pumps use less electricity, run quieter, and save money long-term.

Can I add automation to an older pool?

Yes. Many pools can be upgraded with pool automation systems to control pumps, lights, and heaters from a mobile phone.

Why does my pool get cloudy after rain?

Rain adds dirt, dilutes treated pool water and throws off water chemistry. Testing and adjusting chemicals after storms prevents cloudy water.

What are common pool winterization mistakes?

Not lowering water properly, skipping line blowouts, and not covering the pool correctly can cause freeze damage.

Why does my skin or eyes burn after swimming?

Burning usually comes from chloramines, not too much chlorine. This means chlorine is not working correctly. Shocking the pool and balancing pH solves it.

What is the correct chemical balance for a pool?

A healthy pool needs balanced chlorine, pH, alkalinity, Calcium and stabilizer. When one is off, problems start. Testing weekly keeps water clear and safe.

How often should I clean or backwash my pool filter?

Clean cartridge filters Monthly. . Backwash sand or DE filters when pressure rises 20–25%. Dirty filters reduce circulation and water quality.

Why does my pool smell bad?

A strong chlorine smell means chlorine is used up, not strong. This usually means combined chlorine is high and the pool needs to be shocked.

Are saltwater pools easier to maintain?

Salt pools still need regular care. They use a salt chlorine generator, but water balance is still required. They are different, not maintenance-free.

How do I check for a pool leak?

Use the bucket test to compare water loss. If water drops faster than evaporation, a professional leak test is recommended.

Are LED pool lights worth it?

Yes. LED pool lights use less energy, last longer, and offer color options. They are the new lighting standard for swimming pools.

Why is my pool surface wearing out early?

Poor chemistry, aggressive cleaning, or age can damage plaster and pebble finishes. Balanced water protects pool surfaces.

How much does it cost to resurface a pool?

Resurfacing costs vary based on finish type, pool size, and condition. Plaster is the least expensive, while pebble finishes last longer and cost the most.

Why does algae keep coming back?

Recurring algae usually means poor circulation or incorrect chlorine levels. Brushing and proper filtration are key.

How do I clean and maintain a pool cover?

Rinse covers regularly, remove debris, and let them dry before storage. Clean covers last longer and prevent water issues.

How can I lower my pool electric bill?

Upgrade to a variable-speed pump, reduce unnecessary run time, and keep equipment like heat pumps clean for better efficiency.

When should I call a pool professional?

If problems keep coming back, equipment won’t run properly, or water won’t stay clear, it’s time to call a professional.

INTERESTED IN OUR SERVICE?
Fill out the form below and our team will contact you shortly.

JD Pools Plus Lighting's Account. State Contractor License: CPC1459089

Copyright 2026 All Rights Reserved.