Mariposa County Board of Supervisors Meeting Agenda for Tuesday, April 28, 2015 - Items on the Agenda Include Mining Regulations Details Last Updated: Monday, 27 April 2015 05:59 Published: Monday, 27 April 2015 05:51 Mariposa County Board of Supervisors Meeting Agenda for Tuesday, April 28, 2015 Click here for Mariposa County Supervisors Agenda Packet