Urban runoff results from pervious areas (like grassy fields or hillsides) getting covered with impervious materials (like concrete, rooftops) during landscape development. Learn more How Urbanization Affects the Water Cycle. 

The County implements the Central Coast Post-Construction Requirements across many areas of the County to ensure that new development protects our waterways. These requirements control the amount of stormwater that drains from a new building to our waterways.

There are many great resources for learning about Low Impact Development (LID)!

Check out the Homeowners Guide to Low Impact Development and the Central Coast Low Impact Development Initiative to learn more.

The San Luis Obispo County Creek Care Guide has helpful information about measures you can take to protect our creeks and waterways.

Yes! Waterwise Landscaping resources are available for San Luis Obispo County residents! There are many ways that your landscaping can help.

The Stormwater Resource Plan is one of many efforts underway to evaluate opportunities to improve stormwater quality and community resiliency.