Camas?

I'm guessing someone out there can help with this identification.  We had to do field work farther north in Sonoma County today.  While walking along a trail, we passed a wet area with these beautiful purple (or dark blue?) flowers with prominent yellow anthers (holding pollen):

 

What do you think?  Is this Camas, also known as Quamash (Camassia quamash)?  I'd love to know for sure, but I don't have experience identifying this group.  Thanks for any feedback!

ADDENDUM (14 April 2019): Just a brief update — David has confirmed this as Camassia quamash.  Thanks, David!