Common Category 3 Triggers in Pullman
Most category 3 black water cleanup calls in Pullman come from sewer lateral collapse during atmospheric river rainfall events. A close second is hillside septic system failure during saturated soil conditions. If you know what is about to happen, the decisions during the first 48 hours get a lot easier.
Pullman's semi-arid climate with occasional heavy rainfall increases the risk of black water contamination from both sewer and septic systems, especially in older infrastructure
Most category 3 black water cleanup calls in Pullman come from sewer lateral collapse during atmospheric river rainfall events. Running a close second is hillside septic system failure during saturated soil conditions. Once water sits unaddressed past 24 to 48 hours, microbial growth starts and the job gets a lot more expensive.

