Say No to Turfgrass
Sweeping greenswards are beautiful nestled between herbaceous borders in England, or sheltered by ranks of pecans or oaks in the south - but those places, and many others in the world have lots of rain year-round. Lawns don't really belong in a summer-dry Mediterranean climate like Sonoma County.
So get busy and replace that thirsty, water-sucking lawn with something else. There are lots of alternatives, and these articles discuss many of them, as well as how to go about the process: