What Makes Ann Arbor See Category 3 Events
Living in Ann Arbor means dealing with combined sewer overflow pushing raw sewage into basements during spring storms sooner or later. A close second is septic system failure during spring snowmelt saturation. The good news: water damage is fully recoverable when you catch it fast and bring in certified technicians.
Ann Arbor's spring rains and summer humidity create ideal conditions for microbial growth in water-damaged homes. The region's mix of urban and suburban areas increases the likelihood of both sewer overflow and septic system failures.
Most category 3 black water cleanup calls in Ann Arbor come from combined sewer overflow pushing raw sewage into basements during spring storms. Running a close second is septic system failure during spring snowmelt saturation. Once water sits unaddressed past 24 to 48 hours, microbial growth starts and the job gets a lot more expensive.

