From CHP website, just happened 5 miles up from Highway One:

Incident: 00192 Type: Trfc Collision-Unkn Inj Location: Nacimiento Fergusson Rd / Sr1 Loc Desc: 5 MI JEO 1 Lat/Lon: 35.988672 -121.494108
Detail Information
12:38 PM 4 [8] NOT WI VEH
12:38 PM 3 [3] 1125
12:37 PM 2 [2] GOLD OR BRO CAB/ CHROME TANKER
12:36 PM 1 [1] BIG RIG VS HILL
Unit Information
12:37 PM 2 Unit Assigned
12:37 PM 1 Unit Enroute

From WildCAD-LPF (coordinates put it east of Nacimiento Campground)

Type Location WebComment Resources IC Fuels Acres Lat/Lon
09/10/2017 12:44 LPF-2725
New Wildfire . . . . . . 36.0090, -121.4036