The Stormwater Division offers the following suggestions for grading and landscaping your yard.  

Detail FC-1 should help reduce the possibility of flooding and potential conflicts with neighbors. 
Detail LSP-1 provides direction for protecting the streets, sidewalks, and storm drains, while you are involved with your home improvement and landscaping projects.  Your neighbors who drive and walk there on a daily basis will appreciate your respect for the streets and sidewalks.

Detail: FC-1 Landscape and Grading Suggestions
Detail: LSP-1 Landscaping Project Information