Know Your Watershed is an educational website developed and maintained by the San Jacinto River Authority, in partnership with the Harris County Flood Control District, Montgomery County, Texas, and the North Harris County Regional Water Authority. The Harris County Flood Control District has provided input and assistance on the Address Viewer to ensure it contains accurate information for the citizens of the Greater Houston region.

San Jacinto River Authority
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Montgomery County, Texas
harris county flood control district
WaterMark Award
SJ Watershed Tube Rental

Learn More about the San Jacinto Watershed

Take a Virtual Tour with Sarah Jane (SJ) Watershed as she travels down the West Fork of the San Jacinto River, learn fun facts about the area, discover the San Jacinto River tributaries along the way as she reaches her destination at the Lake Houston Dam.

Click here to start the tour