Stormwater Runoff

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WHAT IS RUNOFF?

Sampling SLO Creek

Stormwater is runoff or the draining away from rain that flows off of streets, properties, and rooftops into storm drains.  Water travels from storm drain systems directly into local creeks and ultimately out to our local beaches.

In San Luis Obispo wastewater and stormwater are two completely separate systems. Unlike wastewater, stormwater receives no treatment before it reaches our creeks and beaches. The lack of treatment of this water requires us to take extra precautions to keep our creeks and other bodies of water clean and safe.

The quality of the water entering our storm drains can have an extreme impact on our environment.

As water is discharged from our storm drain system into our creeks we must remember that stormwater affects local wildlife, drinking water sources, and San Luis Obispo Creek, which runs through downtown and is home to many threatened steelhead.

 

Water Quantity
Water Quality
Sanitary Sewer Vs. Storm Drain