"OPERATIONAL AREA SATELLITE INFORMATION SYSTEM (OASIS) The Operational Area Satellite Information System (OASIS) is a satellite based communications system with a high frequency radio backup. OASIS provides the capability to rapidly transfer a
OASIS is a primary method of communications within SEMS. OASIS users include, OES State Headquarters, OES Regions, Field Representatives, all Operational Areas and several state agencies. The intent of OASIS is to provide disaster resistant communications between the operational areas, state OES Regions, OES Headquarters and mobile state telecommunications units. The communications component of OASIS does not extend into the local government level of SEMS.
AMS is a satellite telephone and radio/talk group system. The talk groups are similar to radio frequencies but are different from any established and currently in use emergency coordination frequencies. There are five talk groups, two of which are available for statewide use, the other three are dedicated one to each to Coastal, Inland and Southern Regions **Due to the high cost of air time, please limit your calls to "communications testing only"**
California Emergency Services Radio System (CSERS)
CSERS was developed to serve as an emergency communications system for OES and county emergency service organizations. The system assists in the dissemination of warning information, supports disaster and emergency operations and may also be used on a day-to-day basis for administrative emergency services business. Statewide communications are provided through a number of microwave interconnected and mountain top relays.