Sonoma County will stop banning ADUs on 3,997 unincorporated parcels Nov. 5. About half touch high or very high fire hazard land, and half of the Monte Rio lots touch the river’s flood area.
A sign reading “Monte Rio Awaits Your Return” hangs above a street in Monte Rio in front of a house and wooded hills, Nov. 9, 2009. (Stepheng3/Wikimedia Commons, public domain)