MISO System Status Level 1 Yellow effective 09/28/2017 15:20 EST 

MISO is implementing a System Status Level 1 YELLOW effective for 09/28/2017 15:20 EST per System Status Levels Procedure RTO-AOP-001: AOP-007 - ICCP Data Failure

Affected Area(s): South Region area(s) of: EAI, EES, EMBA

Reason(s): Loss of ICCP.

The affected area(s) is/are monitoring real-time data, and MISO's State Estimator continues to solve and is being manually updated with changes to topology and flows on transmission equipment as appropriate. MISO is providing dispatch instructions via XML. Generators should switch to XML dispatch. The affected area(s) shall continue to monitor their Bulk Electric System (BES). Neighboring Local Balancing Authorities, Balancing Authorities, Transmission Operators and Reliability Coordinators shall monitor the BES and inform the appropriate MISO Reliability Coordinator of any changes.

If you have any questions, please contact Client Relations at 1-866-296-6476, option 3. For technical support from the IT Operations Center, choose option 2.