MISO System Status Level 1 Yellow effective 12/06/2017 20:00 EST- OATI SDX issues 

MISO is implementing a System Status Level 1 YELLOW effective for 12/06/2017 20:00 EST per System Status Levels Procedure RTO-AOP-001: AOP-004 - Computer System Hardware Failure

Affected Area(s): Reliability Coordinator Footprint

Reason(s): MISO wanted to make our members aware of an OATI SDX issue. At this time MISO has NO issue monitoring the system in Real Time with full Contingency Analysis. It does impact information sharing between the other RTOs in the Eastern Interconnect.  MISO, OATI and the other RTOs are in the process of verifying the issue is resolved.  Until the issue is resolved MISO will take a more cautious approach in studying and approving upcoming outages.   



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