Publications

System Security Forecast (SSF) 2008
Other Publications

System Security Forecast (SSF) 2008

The System Security Forecast (SSF) is produced every two years and revised every six months if required. Revisions to the SSF are required if changes to the power system materially affect the SSF. The SSF Guidelines document determines the purpose and principles of the SSF.

SSF December 2009 Update

We have updated the 2008 System Security Forecast based on information known by the System Operator at 31 August 2009.

View a summary of changes to the SSF

To automatically update files downloaded from the SSF 2008 CD:

Part A	Date
Excecutive Summary [850kB]	Dec 2008
Part B	Date
Approach and Assumptions [879kB]	Dec 2008
Part C	Date
Electricity Supply and Demand Forecast [737kB]	Dec 2008
Part D	Date
Security Analysis Auckland Region [3.2MB]	Dec 2008
Security Analysis Bay of Plenty Region [2.3MB]	Dec 2009
Security Analysis Canterbury Region [8.3MB]	Dec 2008
Security Analysis Hawkes Bay Region [16.2MB]	Dec 2008
Security Analysis HVDC Region [596kB]	Dec 2009
Security Analysis Otago and Southland Region [20.9MB]	Dec 2008
Security Analysis Taranaki Region [18.4MB]	Dec 2008
Security Analysis Waikato Region [7.4MB]	Dec 2008
Security Analysis Wellington Region [1.8MB]	Dec 2009
Security Analysis West Coast Region [6.2MB]	Dec 2008
Security Analysis Top of North Island Region [10.6MB]	Dec 2008
Security Analysis Central North Island Region [3.0MB]	Dec 2009
Security Analysis Top of South Island Region [11.7MB]	Dec 2008
Operational Issues for Supply into the Upper North Island 2007 to 2009 [3.4MB]	Dec 2008
Operational Issues for Supply into the Upper South Island 2007 to 2009 [6.0MB]	Dec 2008
Part E	Date
Frequency Principal Performance Obligations [772kB]	Dec 2008
Part F	Date
Dry Year Operational Issues [1.0MB]	Dec 2008
Part G	Date
Appendix [4.1MB]	Dec 2008
Appendix Map [2.4MB]	Dec 2008
Appendix SLD [258kB]	Dec 2008

Other Publications

Title	Date	Description
SO Annual Review [1024kB]	2008/2009	Completed review / assessment of System Operator performance for period 1 September 2008 through to 31 August 2009 in accordance with the EGR rules.
SO Annual Review [1.1MB]	2007/2008	Completed review / assessment of System Operator performance for period 1 September 2007 through to 31 August 2008 in accordance with the EGR rules.
SO Performance Review & Assessment [134kB]	2007/2008	The Electricity Commission's comment on the System Operator's performance for period 1 September 2007 to 31 August 2008.
SO Business Performance Charter [66kB]	25 June 2007	This charter expresses the System Operator’s general policies and expectations of business behaviour to be observed and displayed in meeting its obligations and delivering services under the EGRs and its service provider contract with the Electricity Commission. The System Operator believes the manner in which it meets its obligations materially influences its ability to meet the PPOs. The System Operator’s compliance with this charter is on a good faith basis and subject to legislative and contract commitments.
SO Annual Review [753kB]	2006/2007	Completed review / assessment of System Operator performance for period 1 March 2006 through to 31 August 2007 in accordance with the EGR rules.
SO Performance Review & Assessment [242kB]	2006/2007	The Electicity Commission's comment on the System Operator's performance for period 1 March 2006 to 31 August 2007.
SO Annual Review [127kB]	2005/2006	Completed review / assessment of System Operator performance for period 1 March 2005 through to 28 Feb 2006 in accordance with the EGR rules.