Three of the four California counties empowered to inspect federal immigration detention facilities have not done so, and the fourth has conducted only basic reviews of food this year, records obtained by CalMatters show.

If they were checking, local officials would be providing an additional layer of oversight at a time when the number of people held in detention centers has surged because of the Trump administration’s crackdown on unauthorized immigrants.

Two state laws provide state, county and local officials the authority to review health and safety conditions in privately-run immigration detention facilities.

The first, passed during the first Trump administration , allows the attorney general’s office to inspect for violations of national detention standards and health or s

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