Preventing Moisture, Mold, and Legionella in Community Buildings
Water is part of nearly every aspect of community life. It moves through plumbing systems, heats our buildings, fills pools and spas, supports cooling towers, and keeps landscaping healthy. Because it plays such an everyday role, it rarely draws attention unless something goes wrong. Yet strong water safety practices protect property, prevent unnecessary damage, and support a healthy living environment.
Many boards already focus on essential responsibilities like budgets, projects, and maintenance schedules. Water safety fits naturally into that same category. With a few structured practices in place, communities can reduce risk, respond more effectively, and maintain systems that support residents with confidence.
This article provides a clear overview of water safety in community associations. It covers moisture control, mold prevention, and Legionella prevention, while keeping the focus on practical steps boards can take without technical complexity.
Water behaves quietly until it creates a problem. A small leak behind a cabinet can damage surrounding materials over time. A shower that sits unused can allow stagnant water to settle in the line. A cooling tower that goes without routine cleaning can lose efficiency and allow minerals or bacteria to build up. These are routine facility issues, yet they can lead to avoidable repairs, moisture damage, or safety concerns for residents if they go unchecked.
Two issues tend to receive the most attention in the water safety conversation: mold and Legionella. Both can develop when moisture is left unaddressed, which is why smart monitoring and quick action are an important part of building care.
This conversation is not intended to cause worry. Communities deal with these issues far less when they maintain simple, consistent processes. Good documentation, proactive inspections, and vendor support go a long way in keeping systems operating safely.
Mold needs moisture to grow. This means most mold-related concerns are actually moisture issues that have been left unmanaged for a period of time. When a leak is reported early and dried quickly, the risk of mold forming decreases significantly. When moisture lingers, surfaces can weaken and discolor. The longer it sits, the more likely it is to produce visible growth.
Common sources of moisture include:
• Slow plumbing leaks in kitchens and bathrooms
• Condensation around HVAC equipment
• Leaks from dishwashers, refrigerators, or washing machines
• Water intrusion near windows during heavy storms
• Overflow events from sinks, tubs, or toilets
• Moisture in walls or floors caused by older plumbing lines
The signs are often simple. A musty odor, bubbling paint, warped baseboards, or damp drywall can all indicate that moisture is present.
From a board perspective, the most valuable practices are:
• Making sure the onsite team knows how to identify and respond quickly to water intrusion
• Working with qualified restoration professionals when needed
• Supporting documentation and reporting procedures
• Encouraging residents to report moisture concerns right away
Mold is manageable when the underlying moisture is addressed. Prompt drying and remediation by trained professionals prevent ongoing damage and protect interior spaces.
Legionella is a naturally occurring bacterium that can grow in warm, stagnant water. The most common human exposure comes from inhaling tiny water droplets from features such as cooling towers, spas, decorative fountains, or hot water storage systems. Most communities never experience an issue because routine cleaning, maintenance, and proper water temperatures keep systems safe.
Good Legionella management focuses on prevention. The core principles are simple:
• Maintain water circulation
• Keep equipment clean
• Monitor temperatures and disinfectant levels
• Schedule periodic testing
Action Property Management follows a structured program that communities can rely on. This includes:
• Scheduled cooling tower cleanings each year
• Twice yearly Legionella testing for cooling towers
• Annual Legionella testing for hot water storage tanks
• Clear documentation of all testing and results
• An emergency plan on file for every property
• Coordination with qualified professionals if further treatment is ever required
These steps reduce risk and give boards confidence that the community has a clear plan in place.

A strong water safety culture begins with understanding where water flows through the property. This helps boards and management teams identify the locations that benefit from routine attention.
Typical community water features include:
• Pools and spas
• Cooling towers
• Hot water storage tanks
• Decorative fountains
• Irrigation systems
• Showers in common areas
• Fitness centers and locker rooms
• Laundry rooms
• Janitorial closets
• Mechanical and HVAC rooms
• Areas prone to storm driven intrusion such as window systems or patio doors
By knowing where water is present, boards can support maintenance teams and vendors with clear expectations and scheduled routines.
Every association benefits from documented procedures that outline how water systems are cleaned, tested, and inspected. This does not require boards to become technical experts. Instead, it ensures the right work happens at the right time and that everyone involved stays informed.
Key practices include:
Routine walk throughs can identify changes in moisture, odor, or equipment performance. These inspections help teams catch early signs before they affect multiple areas.
Vendors play an essential role in cleaning cooling towers, testing water systems, repairing equipment, and performing remediation work. Having a primary and secondary restoration company lined up before an issue occurs saves valuable time during emergencies.
If moisture or water intrusion occurs, a structured response helps minimize damage. Teams should know:
• Who to notify
• When to call restoration vendors
• What information to document
• How to communicate with residents
Accurate records show when equipment was serviced, what was found, and what actions were taken. This supports insurance needs, budget planning, and long-term property health.
Action includes water safety within its operational approach so communities stay protected without adding strain to the board.
Our teams focus on:
• Early identification of potential water risks
• Coordination with trusted water treatment professionals
• Routine monitoring of equipment identified as higher risk
• Organized documentation in property management systems
• Clear communication with boards
• Immediate response to leaks, moisture concerns, or water intrusion events
• Guidance on mold mitigation and Legionella prevention
By preparing in advance, communities avoid unnecessary disruptions and ensure residents experience safe, dependable water systems year-round.
Strong water safety practices do more than reduce risks. They support long term maintenance planning, protect shared infrastructure, and reinforce confidence among residents. When a board understands where its water systems are, how they should be maintained, and what preventive steps are in place, the entire community benefits.
Water touches nearly every part of a building. Treating it with steady attention keeps systems reliable, limits damage, and promotes a healthy environment. With the right partners, simple routines become lasting safeguards for the place residents call home.
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