How to Eliminate Smelly Hot Tub Water

Common Causes of Smelly Hot Tub Water

Experiencing unpleasant odors in your hot tub can disrupt your relaxation time. These smells often result from:

• Unbalanced Water Chemistry: Incorrect pH or alkalinity levels can reduce the effectiveness of sanitizers, allowing bacteria to thrive.
• Low Sanitizer Levels: Inadequate chlorine or bromine levels fail to eliminate contaminants.
• Bacterial and Algae Growth: Warm water provides an ideal environment for bacteria and algae, which can produce unpleasant smells if not properly controlled.

Steps to Eliminate Hot Tub Odors

1. Test and Balance Water Chemistry

• Use test strips to check pH and alkalinity levels.
• Adjust alkalinity first, then pH:
• If alkalinity is low, add an alkalinity increaser.
• If alkalinity is high, use a pH decreaser.
• If pH is low, add a pH booster.
• If pH is high, use a pH decreaser.

2. Ensure Proper Sanitizer Levels

• Maintain appropriate levels:
• Chlorine: 3–5 ppm
• Bromine: 4–6 ppm
• Adjust as needed to keep water sanitized.

3. Shock the Hot Tub

• Regularly shock the water to eliminate organic contaminants and bacteria.
• Follow product instructions for proper dosing.

4. Clean or Replace Filters

• Inspect filters for debris and clean them monthly.
• Replace filters every 3–4 months to ensure optimal performance.

5. Add Natural Enzymes

• Introduce a natural enzyme product to break down organic matter, oils, and lotions that contribute to odors.
• Add 1 oz per 250 gallons of water weekly.

6. Drain and Refill the Hot Tub

• If odors persist, drain the hot tub completely.
• Clean the surfaces with a non-abrasive cleaner.
• Refill with fresh water and balance the chemistry before use.

Preventing Future Odors

Responsible Hot Tub Usage

• Shower before using the hot tub to rinse off oils and lotions.
• Cover the hot tub when not in use to keep debris out.
• Avoid using bath bombs or additives that can introduce contaminants.

Routine Maintenance

• Regularly check and balance water chemistry.
• Run the pump daily to maintain proper circulation.
• Clean filters and use enzymes to reduce organic buildup.

By following these steps and maintaining a consistent hot tub care routine, you can eliminate unpleasant odors and enjoy a fresh, clean soaking experience.