How To Get Rid Of Damp Smell In Basement | 19 Tried Ways
Dealing with a damp smell in your basement can be a frustrating experience. I remember when I first encountered that musty odor creeping up from my basement, making me dread going down there.
It felt like an endless battle against moisture and mildew, but I eventually learned how to get rid of damp smell in basement for good. Through trial and error, I discovered effective strategies to combat this issue.

In this blog post, I will share my personal experiences and tips that helped me reclaim my basement from those persistent odors.
19 Quick Ways How to Get Rid of Damp Smell in Basement
Dealing with a damp smell in your basement can be overwhelming, but with the right approach, you can effectively eliminate it.
Here’s a step-by-step guide on how to get rid of damp smell in basement, covering essential steps to ensure a fresh and dry environment.
1. Eliminate Mold
Mold is a significant contributor to damp smells. Here’s how to eliminate it:
- Identify Mold: Look for visible mold on walls, ceilings, and floors. Pay special attention to corners and hidden areas.
- Prepare the Area: Seal off the area with plastic sheets to prevent spores from spreading. Ensure good ventilation by opening windows and using fans.
- Choose a Cleaning Solution: Use natural solutions like white vinegar (undiluted) or a mixture of water and bleach (1 cup bleach to 1 gallon of water) for a tougher mold.
- Scrub the Mold: Apply your chosen solution to the affected areas and scrub with a brush or sponge. Allow it to sit for a few minutes before wiping it clean.
- Dry the Area: Ensure the area is thoroughly dried after cleaning to prevent mold from returning.
2. Clean the Basement
A thorough cleaning is essential how to get rid of damp smell in basement:
- Declutter: Remove unnecessary items that can trap moisture and contribute to odors.
- Sweep and Vacuum: Clear dust, dirt, and debris from floors. Use a vacuum with a HEPA filter for best results.
- Wipe Surfaces: Use a mixture of equal parts water and vinegar to clean surfaces, especially where mold is present.
3. Deep Cleaning
For persistent odors, deep cleaning is crucial:
- Carpets and Upholstery: Rent a steam cleaner or use a carpet cleaner to deep clean carpets and upholstered furniture that may have absorbed odors.
- Walls and Floors: Use specialized cleaners for different surfaces, ensuring all areas are treated thoroughly.
4. Install a Dehumidifier
To control moisture levels effectively:
- Choose the Right Size: Select a dehumidifier based on your basement size and humidity levels.
- Optimal Placement: Place it in a central location for effective moisture removal.
- Regular Maintenance: Empty the water tank regularly or set up continuous drainage if possible.
Read Also: How To Program Garage Door Opener | 5 Easy Tips
5. Air Out Items
Fresh air can help eliminate odors:
- Take Items Outside: On dry days, bring items like cushions or clothes outside to air out.
- Use Fans: Set up fans to circulate air in the basement, promoting drying.
6. Basement Waterproofing
To prevent future moisture problems:

- Interior Waterproofing: Install an interior drainage system that directs water away from walls into a sump pump, which is vital in how to get rid of damp smell in basement.
- Exterior Waterproofing: Apply waterproof membranes outside your foundation walls to keep moisture at bay.
7. Dehumidify
Consistently manage humidity levels:
- Monitor Humidity Levels: Use a hygrometer to keep humidity below 50%.
- Run the Dehumidifier Regularly: Especially during humid months or after heavy rainfall, as this is crucial for maintaining freshness.
8. Fix Leaks
Address any leaks promptly:
- Inspect Plumbing: Check pipes for leaks and repair them immediately.
- Seal Cracks: Use caulk or sealant for any gaps in walls or around windows that could allow moisture entry.
9. Foundation Crack Repair
Repairing foundation cracks prevents water intrusion:
- Inspect for Cracks: Look for visible cracks in the foundation walls.
- Use Hydraulic Cement: Fill cracks with hydraulic cement or concrete patching compound to keep your basement dry.
10. Sump Pump System
If flooding is frequent, consider installing a sump pump:
- Choose the Right Pump: Select a sump pump suitable for your basement size and needs.
- Regular Maintenance: Ensure it’s functioning properly by testing it periodically.
11. Use Natural Deodorizers
To neutralize odors naturally:
- Baking Soda: Place bowls of baking soda around the basement; it absorbs odors effectively and is an excellent tip on how to get rid of damp smell in basement.
- Activated Charcoal: Similar to baking soda, it traps odors and moisture without chemicals.
12. Check Around Windows for Leaks
Inspect windows for potential leaks:

- Examine Seals: Check window seals and replace damaged weather stripping as necessary.
- Install Window Well Covers: If windows are below ground level, these can help keep water out.
Read Also: Why Is It Illegal to Bury Your Pet in Your Backyard?
13. Find the Source of Moisture
Identifying moisture sources is critical in your efforts:
- Look for leaks, condensation points, or high-humidity areas that need addressing.
14. Fix Plumbing Leaks
Ensure all plumbing is in good condition:
- Repair any leaking pipes immediately to prevent further moisture buildup that contributes to unpleasant smells.
15. Interior Drainage System
Consider installing an interior drainage system if necessary:
- This system will help collect water from walls and direct it to a sump pump, keeping your basement dry and fresh.
16. Neutralize Smells
To combat lingering odors effectively:
- Use odor-neutralizing sprays designed for basements if natural remedies aren’t sufficient.
17. Prevent Moisture
Implement measures to keep moisture at bay:
- Ensure proper drainage around your home’s foundation; this is essential for preventing future damp smells.
18. Remove Standing Water
Act quickly if you find standing water:

- Use pumps or wet vacuums to remove water as soon as possible; this step is crucial in how to get rid of damp smell in basement.
19. Throw Out Damaged Items
Dispose of items that cannot be salvaged:
- Remove any moldy or damaged materials such as carpets, drywall, or furniture that cannot be cleaned effectively.
Do’s
✔️Use Dehumidifier
✔️Improve Ventilation
✔️Clean Regularly
✔️ Seal Cracks
✔️Absorb Odors
Dont’s
❌Ignore Leaks
❌Use Harsh Chemicals
❌Leave Damp Items
❌Seal Without Drying
❌Neglect Maintenance
The Causes of Damp Smells
It’s important to understand why your basement might smell musty even if it appears dry. Common causes include:
- Poor Ventilation: Stagnant air can trap odors.
- Hidden Mold: Even without visible mold, spores can linger in hidden areas.
- Moisture Accumulation: High humidity levels can create an environment conducive to musty smells.
How to Get Rid of Damp Smell in Basement Naturally?
To eliminate damp smells in your basement naturally, consider these effective methods:
- Identify and Address the Source: Check for any hidden sources of moisture or odors, such as leaks or mold. This is crucial for long-term solutions.
- Use Natural Deodorizers:
- Baking Soda: Place bowls of baking soda around the basement to absorb odors.
- Activated Charcoal: Similar to baking soda, it effectively traps odors and can be placed in various areas.
- White Vinegar: This can be used as a cleaning agent and deodorizer. Place bowls of vinegar around the space or use a mixture of equal parts vinegar and water to clean surfaces.
- Improve Ventilation: Open windows and use fans to promote airflow, which helps reduce musty smells caused by stagnant air.
- Regular Cleaning: Maintain a cleaning schedule using natural solutions like vinegar and water to wipe down surfaces regularly.
Vinegar to Remove Musty Smell from Basement
Vinegar is an effective natural solution for removing musty smells:
- Cleaning Solution: Mix equal parts water and white vinegar. Use this mixture to wipe down walls, floors, and surfaces.
- Odor Absorption: Place bowls of vinegar around the basement; leave them for several days to absorb musty odors effectively.
My Basement Is Dry but Still Smells Musty
If your basement feels dry but has a persistent musty smell, it could be due to:
- Poor Ventilation: Stagnant air can lead to odors even in dry conditions. Ensure proper airflow.
- Hidden Mold: Check for mold in hidden areas like behind furniture or inside walls.
- Absorbed Odors: Materials like carpets or fabrics can absorb smells over time. Consider cleaning or replacing them.
Will a Dehumidifier Get Rid of Musty Smell in Basement?
A dehumidifier can help reduce humidity levels, which is essential since excess moisture contributes to musty smells. However, it may not eliminate the odor if there are underlying issues such as mold or mildew present. For best results:
- Use a dehumidifier to maintain humidity levels between 30% and 50%.
- Combine its use with thorough cleaning and odor-neutralizing methods.
Best Basement Odor Eliminator
The best options for eliminating odors in your basement include:
- Mrs. Meyer’s Clean Day Room Freshener: A natural air freshener that effectively masks odors with pleasant scents.
- Moso Natural Air Purifying Bag: Made from bamboo charcoal, this product absorbs moisture and odors naturally.
- Fresh Wave Odor Removing Gel: An all-purpose deodorizer that eliminates odors without harsh chemicals.
Basement Smells Musty But No Mold
If your basement smells musty but you don’t see any mold, consider:
- Moisture Issues: Even without visible mold, high humidity can create musty odors. Use a dehumidifier and improve ventilation.
- Cleaning Fabrics and Surfaces: Wash curtains, blankets, and any fabric items that might have absorbed odors.
- Using Natural Deodorizers: Employ baking soda, activated charcoal, or vinegar to neutralize lingering smells.
How to Get Rid of Musty Smell in Basement Fast
For quick results:
- Ventilate the Area: Open windows and use fans to circulate air.
- Clean Thoroughly: Use a vinegar solution (equal parts vinegar and water) to scrub surfaces.
- Apply Baking Soda or Activated Charcoal: Place these around the basement to absorb odors quickly.
- Use a Dehumidifier: This will help reduce moisture levels rapidly.
Conclusion
In my journey of learning how to get rid of damp smell in basement, I discovered that patience and persistence are key. By identifying leaks, improving ventilation, using dehumidifiers, cleaning regularly, absorbing odors, and considering professional help when necessary.
I transformed my damp-smelling basement into a pleasant space. If you’re facing similar challenges, don’t lose hope! With these strategies, you too can conquer that pesky damp smell and enjoy a fresher home environment.