Originally published in 2021. Updated August 2026 to reflect current pool maintenance practices in Louisiana.

Keeping your pool water clean and healthy requires consistent water testing, balanced chemistry, proper circulation and filtration, and routine cleaning. In Baton Rouge, high temperatures, heavy rainfall, debris, and a long swimming season can change pool conditions quickly, making regular maintenance especially important.

A pool can look clear and still have water chemistry or equipment issues that need attention. Proper maintenance goes beyond appearance to keep the water balanced, equipment running properly, and the entire pool ready to enjoy.

At Lucas Firmin Pools, we have provided pool maintenance and repair services throughout the greater Baton Rouge area for more than 20 years. Our service and maintenance operations are led by Jenny Firmin, an NSPF Certified Pool Operator with decades of hands-on experience managing pool water chemistry in South Louisiana.

Why Is Balanced Pool Water Important?

Balanced pool water helps keep the water properly sanitized while also protecting swimmers, pool surfaces, plumbing, and equipment.

Chlorine plays an important role in controlling germs, but maintaining healthy pool water involves much more than adding chlorine each week. Chlorine levels, pH, total alkalinity, calcium hardness, cyanuric acid, circulation, filtration, temperature, and pool usage can all affect water quality.

The CDC recommends maintaining residential pool water at a pH between 7.0 and 7.8. It also recommends at least 1 part per million (ppm) of chlorine in pools, or at least 2 ppm when cyanuric acid or stabilized chlorine products are being used.

These numbers provide useful guidelines, but proper water balance requires looking at the pool as a complete system. Adding more of one chemical without understanding the rest of the water chemistry can create new problems rather than solving the original one.

Can Pool Water Look Clear and Still Be Unbalanced?

Yes. Clear water does not necessarily mean your pool water is properly balanced.

Water can appear clean while chlorine, pH, alkalinity, calcium hardness, or stabilizer levels are outside the appropriate range. Some imbalances can also affect plaster, tile, plumbing, pumps, filters, and other equipment before homeowners notice any obvious change in the water's appearance.

This is why professional pool maintenance should involve testing the water rather than judging its condition by appearance alone.

During pool maintenance, the our team can evaluate:

• Free, combined, and total chlorine
• pH
• Total alkalinity
• Calcium hardness
• Cyanuric acid
• Salt levels when applicable

Monitoring these measurements over time provides a much better understanding of what is happening in a pool than simply waiting for the water to become cloudy or green.

Why Does Pool Water Become Cloudy or Green?

Cloudy or green pool water can result from unbalanced water chemistry, algae, poor circulation, filtration problems, organic debris, equipment issues, or a combination of these problems.

For example, adding chlorine may temporarily address part of a water-quality problem, but it will not fix a pump that isn't circulating water properly or a filtration system that isn't doing its job.

That is why recurring water problems are worth investigating rather than repeatedly treating the symptom.

Pool owners should pay attention to changes such as:

• Cloudy or hazy water
• Green water or visible algae
• Unusual staining or discoloration
• Strong chlorine odors
• Recurring chemical imbalances
• Reduced circulation
• Changes in filter pressure
• Water that becomes cloudy again soon after treatment

Water clarity is also important for pool safety. You should be able to clearly see through the water, including into the deepest areas of the pool.

How Does Baton Rouge Weather Affect Pool Water?

Baton Rouge's heat, sunlight, frequent rain, and long swimming season can cause pool water chemistry to change more frequently.

A heavy South Louisiana thunderstorm can add a significant amount of fresh water to a pool while also introducing leaves, dirt, pollen, and other organic material. High temperatures and direct sunlight can increase chlorine demand, while frequent swimming introduces additional contaminants into the water.

Pool conditions deserve extra attention after:

• Heavy rain or severe weather
• Extended periods of high temperatures
• Pool parties or unusually heavy use
• Adding a significant amount of fresh water
• Several days of poor circulation
• Visible algae or sudden changes in water clarity

The goal is not to add chemicals automatically after every storm or hot day. Recognize when conditions have changed, test the water, and adjust based on what the pool actually needs.

What Does Proper Pool Water Maintenance Include?

Proper pool maintenance combines water testing and chemical balancing with cleaning, circulation, filtration, and equipment checks.

Test and Balance the Water

Test water regularly so adjustments are based on actual conditions rather than guesswork.

The appropriate treatment depends on the test results and the pool itself. Consistent testing can also reveal patterns and help identify a problem before the water noticeably changes.

Maintain Proper Circulation and Filtration

Your pump, filter, skimmers, drains, and returns work together to circulate water and remove contaminants.

Empty skimmer and pump baskets regularly, monitor and clean or backwash filters as needed, and check equipment for leaks or other signs of trouble.

If circulation or filtration is compromised, maintaining clear water becomes much more difficult, no matter how closely you monitor the chemistry.

Remove Leaves and Debris

Remove leaves, grass, insects, pollen, and other debris from the surface and bottom of the pool.

Organic debris does more than make a pool look dirty. As it accumulates and breaks down, it creates additional work for the pool's filtration and sanitation systems.

Brush Pool Surfaces

Clean pool walls, steps, ledges, floors, and the tile line regularly to prevent dirt and algae from accumulating.

Steps, corners, benches, and other areas with less circulation deserve particular attention because buildup may begin there before becoming obvious elsewhere in the pool.

Should You Shower Before Swimming?

A quick shower before entering the pool can help keep water cleaner by removing sweat, dirt, body oils, cosmetics, and other contaminants from the skin.

Those contaminants interact with chlorine once they enter the water. Showering before swimming leaves more of the available chlorine to do its primary job of controlling germs in the pool.

Swimmers can also help keep water healthier by avoiding the pool when sick, taking young children on regular bathroom breaks, and never swallowing pool water.

Good pool maintenance is important, but swimmers also play a role in maintaining water quality.

When Should You Call a Pool Maintenance Professional?

It may be time to call a pool professional when water problems keep returning, chemical readings are hard to control, the pool repeatedly becomes cloudy or green, or circulation and filtration equipment isn't operating correctly.

One of the biggest mistakes a pool owner can make is assuming every water problem requires another chemical.

Recurring water-quality issues can sometimes point to a larger problem involving filtration, circulation, equipment, stabilizer levels, water balance, or the pool surface itself. Identifying the underlying cause can prevent homeowners from repeatedly treating the same symptom.

Professional maintenance can also help pool owners who don't want to spend their free time testing water, cleaning surfaces, emptying baskets, and monitoring equipment.

What Does Lucas Firmin Pools' Pool Maintenance Include?

Lucas Firmin Pools provides professional pool maintenance, water chemistry testing, equipment service, and repairs for residential and commercial pools throughout the greater Baton Rouge area.

Our pool service and maintenance options include:

• Weekly pool maintenance
• Water chemistry testing and balancing
• Pool startup services
• Pump and filter repair
• Leak detection and repair
• Pool plumbing services
• Plaster stain treatment
• Pool equipment replacement
• Pool School for new pool owners

Weekly pool maintenance includes routine cleaning, chemical balancing, skimming, and equipment checks. The goal is not simply to make the water look good on service day. Consistent maintenance helps protect water quality, pool finishes, plumbing, pumps, filters, heaters, and other equipment while allowing smaller problems to be identified before they become larger repairs.

For homeowners who prefer to maintain their own pool, our Pool School service provides hands-on education about water chemistry, equipment operation, and basic maintenance so you can better understand how your individual pool works.

How Can You Keep Your Baton Rouge Pool Ready to Swim?

Consistency is one of the most important parts of keeping pool water clean, balanced, and ready to enjoy.

Test the water regularly, maintain proper circulation and filtration, remove debris, clean pool surfaces, and pay attention when weather or heavy pool use changes the conditions. Most importantly, investigate recurring problems instead of simply adding more chemicals and hoping they disappear.

With more than 20 years of experience serving the greater Baton Rouge area, Lucas Firmin Pools understands the maintenance challenges South Louisiana pool owners face year-round.

If maintaining your pool is becoming more work than you want to handle, contact Lucas Firmin Pools to learn more about professional pool maintenance and service in Baton Rouge.