Gas Significant Price Variation Events

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Data
Quarter endingADL (STTM) (Number of events)BRI (STTM) (Number of events)SYD (STTM) (Number of events)VIC (DWGM) (Number of events)
31/03/20130000
30/06/20131000
30/09/20130000
31/12/20130000
31/03/20140000
30/06/20140000
30/09/20140100
31/12/20140300
31/03/20150000
30/06/20150000
30/09/20150000
31/12/20150000
31/03/20160020
30/06/20161182
30/09/20166231
31/12/20161011
31/03/20170000
30/06/20170000
30/09/20170000
31/12/20170001
31/03/20180000
30/06/20180000
30/09/20180000
31/12/20180000
31/03/20190000
30/06/20190000
30/09/20190000
31/12/20190000
31/03/20200000
30/06/20200000
30/09/20200000
31/12/20200100
31/03/20210000
30/06/20210000
30/09/20211080
31/12/20210000
31/03/20220000
30/06/20221221321
30/09/202203150
31/12/20220110
31/03/20230010
30/06/20230010
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Information
Sector: 
Segment: 
Category: 
Gas prices
AER reference: 
D11/2298801[V6]
Source: 
AER; AEMO
Overview: 

The AER reports on significant price variations (SPV) in the Short Term Trading Market (STTM) and the Victorian Gas Market.

The following reporting triggers apply to each STTM hub for any gas day: 

  1. When there is a variation of greater than $7/GJ between the D-2 price and ex ante price 
  2. When there is a variation of greater than $7/GJ between the ex ante and the ex post price 
  3. When an ex ante price is greater than three times the 30 day rolling average price and greater than $15/GJ 
  4. When an ex post price is greater than three times the 30 day rolling average price and greater than $15/GJ 
  5. When daily MOS service payments exceed $250 000

The following reporting triggers apply to the Victorian Gas Market for any gas day:

  1. When the Trade Weighted Market Price published by AEMO on a gas day is more than three times the average price for the previous 30 days and the Trade Weighted Market Price is equal to or greater than $15/GJ 
  2. when the Ancillary Payment Amount published by AEMO for a gas day is an amount payable or receivable which exceeds $250 000