... a stroller, a regular vigorous run can cut medical costs by an average of $250 a year. McKinley Park, Sacramento.Sacramento Department of Parks and Recreation8Sacramento has 5,141 acres of ... value of retained stormwater runoff due to green space in parks. First, land cover data are obtained through analysis of aerial photographs. This reveals forested as well as open grassy areas ... Feet1,623,928,386168,480,901664,198,620495,717,719$0.012$5,948,613Cost Savings Due to Runoff Reduction: Philadelphia’s ParksResults for Typical Year – 43.29 inches of rainfallAnnual rainfall over Entire City of PhiladelphiaAmount of actual runoff from parks...