Other - Retail, Retail Sonoma, CA – Sprinkler system halts electrical fire at nail salon February 6, 2016 viking210 An electrical malfunction in a storage room is suspected of causing a fire at a nail salon in Sonoma on Tuesday evening, a fire battalion chief said. A sprinkler system extinguished most of the fire at the Nails Pro salon at 201 W. Napa St., Sonoma Valley Fire and Rescue Authority Battalion Chief Bob Norrbom said. The fire department received a water flow alarm and a call from someone in the nearby CVS pharmacy around 7 p.m., Norrbom said.