Should I drain and refill my pool?

Author: scraper  |  Last update: Monday, August 10, 2026

No, you should almost never drain your pool completely. A full drain is a last resort that can cause severe structural damage. Instead, you can usually fix most issues by "shocking" and chemically treating the water, or performing a partial drain and refill.

How often are you supposed to drain and refill a pool?

Pools should be partially or completely drained every 3 to 5 years. You typically only need a full drain and refill for major structural repairs (like replastering). Routine drainage is for correcting chemical imbalances, such as high Cyanuric Acid (CYA) or Calcium Hardness.

Can chlorine in a pool cause a sore throat?

A sore throat from a chlorinated pool is usually caused by chloramines, which form when chlorine binds to sweat, oils, or urine in the water. These irritants become airborne gas, inflaming your throat. Mild irritation usually clears in a few hours.

Is it expensive to drain and refill a pool?

Water Replacement: Refilling a 100,000-gallon pool can range from $300 to $1,500 in water alone, depending on municipal rates. Labor & Service Fees: Hiring a pool company may add $500–$1,500 for draining, monitoring, and startup balancing. Even if handled internally, expect added labor hours.

Can I drain my pool and refill it?

Do not fully drain fiberglass pools or inground vinyl liner pools, unless you are replacing the liner, because the surface or liner can bow, crack, or shift. For these pools, partial drain and refill in small increments is typically the safest approach.

When Should You DRAIN Your POOL? When to NEVER Drain and When It's Okay to Change the Water

Will shocking a pool get rid of dirt?

Pool shock is a chemical treatment that helps break down contaminants – such as leaves, dirt and debris, even oils from your skin -- that can gradually build up in your pool water. Shocking your pool as part of your weekly pool maintenance routine will help keep your water clear and balanced.

What is the most expensive part of a pool?

For concrete or gunite pools, the shell is often the single most expensive component. Furthermore, it requires extensive engineering and highly specialized labor.

Can I just fill an inground pool with dirt?

Dirt-Only Fill

The pool shell stays mostly intact, and dirt is dumped inside. A hole is cut in the bottom for drainage. Pros: Lowest upfront cost. Cons: Leaves a visible concrete shell and offers no real usability.

What are the symptoms of too much chlorine in the pool?

Swimming in a pool with excess chlorine (typically above 4 ppm) can cause immediate physical distress. Common symptoms include red, itchy, or burning eyes, dry and irritated skin, brittle hair, and respiratory issues like coughing, wheezing, or a sore throat.

What is the 80/20 rule in swimming?

In swimming, the 80/20 rule generally refers to one of two core principles: Training Intensity Distribution (spending 80% of your time on easy swimming and 20% on hard efforts) or the Pareto Principle (fixing 20% of your technique issues to correct 80% of energy waste).

What are the symptoms of swimming pool virus?

Cryptosporidium spreads easily through water. People who have diarrhea should not swim or bathe with others until two weeks after it has resolved. And all it takes is a gulp of contaminated water for someone to get sick: watery diarrhea, stomachache, vomiting, loss of appetite, weight loss and mild fever.

What is a cowboy pool?

A cowboy pool (also known as a stock tank pool) is a large, galvanized steel livestock tank that has been repurposed into an above-ground swimming pool or soaking tub. They serve as a popular, budget-friendly alternative to traditional in-ground pools.

What is a ghost pool?

The term ghost pool generally refers to one of three things, depending on whether you are talking about billiards, public history, or swimming pool construction.

What makes a pool look expensive?

What are some high-end features I can add to my swimming pool? Adding lighting, waterfalls, or a hot tub are examples of high-end pool features that enhance the luxury feel of your swimming pool.

How long should a 15000 gallon pool run a day?

During swim season, a simple rule of thumb is to run the system 1 hour for every 10°F of air temperature. For example, at 100°F, run the pump at least 10 hours per day. If you're fighting algae or recovering from a major weather event, you may need to run it 24 hours until the water clears.

What does vinegar do to a swimming pool?

Adding vinegar (acetic acid) to a pool temporarily lowers the water's pH and helps dissolve calcium buildup. However, it is a weak acid. Because you need massive quantities to adjust pool chemistry, it introduces organic sugars that can feed bacteria and algae.

What time of year is best to resurface a pool?

A pool generally needs resurfacing every 7 to 20 years, depending on its finish. However, the most actionable rule is to resurface when you notice flaking, peeling, significant cracks, or a sandpaper-like texture that scrapes swimmers' skin.

Do you need a permit to fill a pool with dirt?

FAQ: Pool Fill In

Many areas require a permit and/or inspections, but rules vary widely. Some jurisdictions specify how the pool must be modified, how drainage is handled, and how far below grade certain materials must be removed. Always confirm locally before you start.

What is the average age of nudists?

While there is no single census, demographic data from organizations like the American Association for Nude Recreation (AANR) estimates that over 90% of traditional nudist resort and club members are 35 or older, with median and average ages typically hovering around 55 to 60.

What is forbidden in most swimming pools?

Don't allow horseplay.

Rowdy behavior and any activity involving dunking or throwing people in the water should NOT be allowed.

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