NATIONAL SCIENCE FOUNDATION - NSF's National Center for Science and Engineering Statistics (NCSES), ranked UCR #3 in Hispanic STEM graduates in the nation, in its 2019 Report, Women, Minorities, and Persons with Disabilities in Science and Engineering.
The report provides statistical information about the participation of underrepresented groups in science and engineering education and employment.
The rankings are available at https://ncses.nsf.gov/pubs/nsf19304/digest/about-this-report in tables 5-12, under "data".