Car Wash Research

The following are selected resources and source data on the environmental impact of pavement washing and professional car washing. For more information, contact the International Carwash Association.

Residential Car Washwater Monitoring Study

This study shows the effects of pavement washing in terms of pollutants released to the municipality's storm water system. (Source: City of Federal Way, July 2009)

Fish Toxicity Test Report

This study shows the effect of charity car wash runoff on aquatic life in streams. (Source: Environmental Partners, Inc. / Car Wash Enterprises, March 2007)

Water Conservation in the Professional Car Wash Industry

This study describes the use of water recycling systems in the car wash industry and their impact. (Source: International Carwash Association, 2002)

Water Use in the Professional Car Wash Industry

This study describes water use, evaporation and carryout characteristics of professional car washes. (Source: International Carwash Association, 2018)