Keep It Clean

    Hoover Crop  

Simple steps you can take at home to  prevent water pollution .


Take a Tour

Watershed Signage

Signage installed at Griggs, O'Shaughnessy & Hoover Reservoirs invites park visitors to  take a self-guided tour along the shoreline & learn about the green infrastructure installed there.

Rain gardens, porous pavement & more can improve the quality of storm water entering the reservoirs that supply our drinking water.

Non-point Source Pollution

Stormwater Runoff

Protect our Waterways
Illustration Courtesy of NCDENR

Central Ohio Rain Garden Initiative (CORGI)

Central Ohio Rain Garden Initiative (CORGI)Rain gardens are a natural way to use rain water as a resource instead of a waste product. Learn about rain gardens: installation, sizing, example plants, design ideas, Seasonal gardening tips, recently awarded grant projects & technical resources. 

Visit CORGI

Rain Garden SignRain Gardens

Slow down, soak in and clean up stormwater naturally. Rain gardens absorb 30% more water than the same size area of turfgrass. - learn more.