Is your 3.0 GPA, your CSU/UC capped weighted GPA?
https://rogerhub.com/gpa-calculator-uc/
Your low grades can be addressed in your UC essays but UCR/UCM will probably be your only UC options.
Cal States admit by Eligibilty index and major. Your SAT will make up for the lower GPA unlike the UC’s.
For the Cal states, you need to calculate your eligibilty index
(CSU capped weighted GPA x800) + (SAT Math + EBRW). Repost with your EI.
Intended major?
CSUDH is a Safety. CSULA a Match school and also possibly CPP. What is your local CSU? http://www.calstate.edu/sas/documents/csulocaladmission-serviceareas.pdf
You will get priority at your local CSU.