Wash your car on a lawn or gravel area, where the dirty wash water will soak into the soil. Use chlorine and phosphate-free, biodegradable soap to wash your car. Even these soaps are harmful to aquatic life and water quality, so please use minimal soap.
![Wash-Car-on-Lawn.jpg](/files/sharedassets/public/v/1/public-works/surface-water/wash-car-on-lawn.jpg?w=450&h=337)