Non Market Ancillary Services Annual Summary
AEMO procures several Non Market Ancillary Services (NMAS) to support power system security and quality of supply in the National Electricity Market.
AEMO publishes this report annually to provide information about the costs and quantities of NMAS it has procured.
There are two types of NMAS AEMO can procure:
- System Restart Ancillary Services (SRAS)
- Network Support and Control Ancillary Services (NSCAS)
Furthermore there are three types of NSCAS AEMO may procure:
- Network Loading Ancillary Services (NLAS).
- Transient and Oscillatory Stability Ancillary Services (TOSAS).
- Voltage Control Ancillary Services (VCAS).
Non-Market Ancillary Services Annual Summary Reports
These annual reports provide the annual costs and quantities per NMAS service per region. For more detailed information on NMAS costs (weekly) see the Ancillary Services Payments and Recovery page in this section.
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17/02/2021
Non-Market Ancillary Services Annual Summary - NSCAS 2019-20
320.14 KB -
05/09/2019
Non-Market Ancillary Services Annual Summary - NSCAS 2018-19
313.54 KB -
14/09/2018
Non-Market Ancillary Services Annual Summary - NSCAS 2017-18
436.46 KB -
12/09/2016
Non-Market Ancillary Services Annual Summary - NSCAS 2016-17
507.36 KB -
12/09/2016
Non-Market Ancillary Services Annual Summary - NSCAS 2015-16
532.82 KB -
14/06/2016
Non-Market Ancillary Services Annual Summary - NSCAS 2014-15
326.88 KB