 The fire intensity has moderated overnight, and the winds have calmed, allowing crews to hold the flames at bay. It reportedly began at 6.33 p.m. on July 4th near State Highway 49. The cause is under investigation. Right now, the Cal Fire Merced Mariposa unit is on duty. Cal Fire has not announced an incident management team as yet. The Red Cross is operating a shelter at the New Life Christian Church where people and small animals can take refuge.