Resources

… from a helicopter used to clean insulators on the HVDC transmission line Recent Successes • Successfully completed … stem-operator/notices-and-reporting/market-operations-weekly-report/energy-security-outlook …

… the SOROP 4. The SOROP is one of our key security of supply planning and policy documents. 5. The SOROP is intended to … for shortages of electricity supply and shortages of transmission capacity. • Energy savings targets are aligned … the required weekly information and ensure that this reporting can be done online if possible. This will make the …

… All complete New SI capacity margin published with daily reporting Next steps ERC and SST update anticipated by the … these charts will be published alongside our daily reporting on the website. SI margins: N-1-HVDC (N-1-G) • … by end of the week • Review your outages (Generation or transmission) that negatively impact hydro, cancel or defer …

… if generation is restricted (through unit outages or transmission constraints) or if generation is not offered … from SO: • Avoid scheduling outages (generation/transmission that constrain off generation) on days with low … by increased ERCs • Part of the SO Security of Supply reporting • Shows how actual hydro storage and projected …

… Review, paragraph 106(b), page 30. 4 Electricity Authority Report Northland tower collapse, page 7. 5 RNZ - Blame laid … System Operator’s (CAISO) program requires a 17% Planning Reserve Margin (increased from 16% in 2024), which … https://www.caiso.com/generation-transmission/resource-adequacy …

… with the demand and supply assumptions presented in the report? Submitter Submission System Operator Response Energy … the ten-year assessment period. The independent Energy Link report referenced above explored this kind of sensitivity … (the HVDC reactor support project and CNI project) to transmission customers. This market-based analysis includes …

… in August 2023. Please refer to the Grid Zone 10 SSF report for more information. SYSTEM SECURITY FORECAST: GRID … 5.1 LIGHT LOAD MITIGATION High voltages can occur when the transmission network is lightly loaded. Particularly in areas that contain high voltage cables and long transmission circuits. This issue can be managed …

… risk curves must— (a) assume full availability of installed transmission and generation assets , unless reasonably … operator ’s assumptions, about— (i) existing generation and transmission capabilities; and (ii) expected generation and … energy and capacity margins. 11. Weekly security of supply report 11.1 The system operator must prepare and publish …

… is low and renewable generation is high nationwide or when transmission constraints bind in regions with high renewable … finalises-response-to-mdag-report/. Enabling negative price offers could be considered … discretionary interventions, supports reliable operational planning, and benefits inflexible generators. It also …

… the PPOs prior to investment in upgrades and investment in transmission alternatives. 2 Principles for System Security … currently available; 1 As defined in the Transmission Planning Report 4.1.5 A range of power system conditions for the …