THIS IS AN ADMINISTRATIVE ORDER UNDER SECTION 1431 OF THE SAFE DRINKING WATER ACT ISSUED TO THE MURO PUBLIC WATER SYSTEM, A PRIVATELY OWNED AND OPERATED WATER SYSTEM THAT PROVIDES WATER TO RESIDENTS OF THE PALA INDIAN RESERVATION IN SAN DIEGO COUNTY, CALIFORNIA. THE ORDER DIRECTS MURO PWS TO CEASE USE OF DRINKING WATER WELLS THAT ARE CONTAMINATED BY COLIFORM BACTERIA AND PROVIDE ALTERNATIVE WATER AND TOILETS TO ITS CUSTOMERS. THE ORDER THEN DIRECTS THAT ACTIONS BE UNDERTAKEN TO REPAIR AND IMPROVE THE WATER SYSTEM SO THAT IT WILL NO LONGER POSE A THREAT TO THE LOCAL WATER SOURCE.