Why Category 3 Hits New Trier Hard
The pattern in New Trier is consistent. combined sewer overflow pushing raw sewage into basements during spring storms drives most of the emergency restoration calls we get. A close second is septic system failure during spring snowmelt saturation.
New Trier experiences heavy spring rains and snowmelt, increasing the risk of black water incidents. The area's rural and suburban mix means both sewer and septic systems are in use, heightening contamination risks during extreme weather
New Trier experiences heavy spring rains and snowmelt, increasing the risk of black water incidents. The area's rural and suburban mix means both sewer and septic systems are in use, heightening contamination risks during extreme weather The dominant local driver is combined sewer overflow pushing raw sewage into basements during spring storms, with septic system failure during spring snowmelt saturation showing up as the next most common cause. Damage builds in stages. Spread. Absorption. Microbial growth. Structural compromise. Every stage you pass through adds to the final bill.

