Thread by @CAFireScanner

#LucasValley, Marin Co: First engine reported 2 acres in grass & trees w/ slow rate of spread, but since said fire is running up the ridge & requested a full CAL FIRE response w/ aircraft. Located near 22 Mt Lassen Dr. This is the #LassenFire.

#LassenFire (#LucasValley, Marin Co) - BC1514 reporting 2-3 acres w/ potential for 50 acres. Localized/select evacuations in progress per the @SanRafaelPolice Nixle @ nixle.us/D3AES

#LassenFire (#LucasValley, Marin Co) - AA140 requesting 2 additional tankers for a total of 4 + a 2nd agency copter w/ crew. No update on the size recently.

#LassenFire (#LucasValley, Marin Co) - IC reporting the fire is now 10 acres w/ moderate rate of spread, has nearly hit the ridge line - requesting 10 additional type 3 engines (5 state, 5 local), 2 crews & 2 water tenders.

#LassenFire (#LucasValley, Marin Co) - IC reporting the fire is now 15 acres, no containment, evacuation orders & warnings in place. Said the evac orders were for "Marinwood" - no exact parameter given. Evacuation warnings for the Blackstone Dr area.

#LassenFire (#LucasValley, Marin Co) - Now 20 acres per @SRFD. Fire has slopped over the ridge in a couple of spots, the largest was a bit over 1 acre, possibly larger now. Redirecting some resources to the area off Blackstone Dr on the other side of the hill.

#LassenFire (#LucasValley, Marin Co) - IC reports the fire is now 20 acres w/ still a potential for 50 acres & it is now 20% contained.

#LassenFire (#LucasValley, Marin Co) - IC requested 3 additional engines to staging. Evacuation map below from @marincountyfire - these are all evac orders in the shaded area.

#LassenFire (#LucasValley, Marin Co) - The fire is holding @ 30 acres w/ 20% containment per @marincountyfire. Smoke diminishing on the cameras.

#LassenFire (#LucasValley, Marin Co) - IC reports forward progress stopped @ 30 acres, it is now 60% contained. Continuing all resources still on order.