Recommendation R5a
Calaveras County Civil Grand Jury recommends all technical information provided by a surface mine operator or their consultant be verified that it was prepared by a California licensed professional and be reviewed internally on behalf of the County by individuals qualified to review such information beginning December 31, 2025.
Jury report: Calaveras County Planning Department: Are We Running Out of Rock? · PDF pages 15–16
Permanent linkOfficial response
Calaveras County Board of Supervisors
Agency says implementedThe County reports that licensed professionals prepare financial-assurance cost estimates for all active sites.
Read official response · PDF page 5The response covers preparation of cost estimates but not all technical information or review by qualified individuals acting for the County.
This review evaluates the response document. Implementation claims have not been independently verified.