No, they have been available to only “seniors and high risk individuals”.
Literally just today Mayor Garcetti announced testing for everyone is available.
That's great for LA county but there are 320 million of us who don't live there. That is: should they be scarce anywhere?
Remember, this is the USA.
This whole thread is about California's roadmap. LA County is something like 25% of the state. Why stop at the USA? With people moving between places, outbreaks anywhere will matter until there's a reasonable vaccine/treatment.