Subscribe to this page to receive email notifications when this page has been updated.
Customer Advice Notices are information notices we send out to registered electricity market participants informing of events happening on the power system.
The website publishes all CANs that are sent out from the System Operator. Subscribe to this page to receive an email notification when a new CAN is published.
| November | Date |
|---|---|
 CAN Temporary reduction to offload times during Clutha and UpperWaitaki Lines Project outages (Refer CAN Ref: 3700368592 05 November 2020 andCAN Ref: 3685077424 23 October 2020) [ 253.76 KB ] | 23/11/2020 |
| CAN Waipipi Wind Farm classified as a secondary risk [ 254.05 KB ] | 20/11/2020 |
| CAN Round power status change [ 194.41 KB ] | 12/11/2020 |
| CAN Waipipi Wind Farm classified as a secondary risk [ 174.3 KB ] | 12/11/2020 |
| CAN Dispatching from backup tools [ 170.5 KB ] | 12/11/2020 |
| CAN Dispatching from backup tools [ 247.67 KB ] | 12/11/2020 |
| CAN Waipipi Wind Farm classified as a secondary risk [ 173.36 KB ] | 10/11/2020 |
| CAN Decision on proposed temporary reduction to offload times duringClutha and Upper Waitaki Lines Project outages (Refer CAN Ref: 3685077424 23October 2020) [ 266.23 KB ] | 05/11/2020 |
| CAN Round power status change [ 194.19 KB ] | 03/11/2020 |
| CAN Under-Frequency Event Confirmation [ 204.3 KB ] | 03/11/2020 |
| October | Date |
|---|---|
| CAN Unplanned Outage HVDC Pole 2 [ 230.25 KB ] | 31/10/2020 |
| CAN Unplanned Outage HVDC Pole 2 [ 230.23 KB ] | 31/10/2020 |
| CAN Unplanned Outage HVDC Pole 2 [ 229.92 KB ] | 30/10/2020 |
| CAN Feedback invited on proposed temporary reduction to offload timesduring Clutha and Upper Waitaki Lines Project outages [ 192.55 KB ] | 23/10/2020 |
| CAN New Permanent Manual Constraint for GZ14 Export [ 256.59 KB ] | 16/10/2020 |
| CAN Change to Shoulder ratings from 20-Oct-2020 07:00 to 1-Dec-202006:59 [ 104.66 KB ] | 13/10/2020 |
| September | Date |
|---|---|
| CAN Dispatching from backup tools [ 249.36 KB ] | 27/09/2020 |
| CAN Dispatching from backup tools [ 248.85 KB ] | 27/09/2020 |
| CAN Unplanned Outage Clyde Cromwell Twizel 1 [ 44.25 KB ] | 25/09/2020 |
| CAN Unplanned Outage Clyde Cromwell Twizel 1 [ 43.91 KB ] | 25/09/2020 |
| CAN Transmission Circuit Risk Reclassification [ 253.9 KB ] | 17/09/2020 |
| CAN Transmission Circuit Risk Reclassification [ 175.75 KB ] | 17/09/2020 |
| CAN Update on outages for Clutha and Upper Waitaki Lines Project(CUWLP) [ 189.73 KB ] | 15/09/2020 |
| CAN Industry Briefing on Clutha Upper Waitaki Lines Project [ 271.76 KB ] | 09/09/2020 |
| July | Date |
|---|---|
| CAN Outages for Clutha and Upper Waitaki Lines Project enabling works [ 177.09 KB ] | 28/07/2020 |
| CAN CLUTHA UPPER WAITAKI LINES PROJECT TIMING UNDER REVIEW [ 178.73 KB ] | 23/07/2020 |
| CAN Market System Non-Functional Changes - Market System OutagesCompleted [ 89.89 KB ] | 22/07/2020 |
| CAN Market System Non-Functional changes Market System OutageRevision [ 90.59 KB ] | 21/07/2020 |
| CAN Temporary re-rating Ashburton - Timaru - Twizel circuit 1 [ 86.32 KB ] | 18/07/2020 |
| CAN Ashburton Timaru Twizel 1 Outage 18-July-2020 [ 170.97 KB ] | 17/07/2020 |
| CAN Temporary re-rating Ashburton - Timaru - Twizel circuit 1 [ 85.78 KB ] | 17/07/2020 |
| CAN Market System Non-Functional changes Market System OutageRevision [ 90.09 KB ] | 13/07/2020 |
| CAN Market System Non-Functional changes ? Market SystemOutage [ 91.56 KB ] | 13/07/2020 |
| CAN Market System Non-Functional Changes - Market System Outage [ 258.03 KB ] | 09/07/2020 |
| CAN Temporary Adjustment of Upper North Island Voltage StabilityConstraint RHS [ 221.21 KB ] | 09/07/2020 |
| June | Date |
|---|---|
| CAN Teleconference and tentative outage dates for recommissioning ofIslington-Livingstone 1 permanent line [ 87.2 KB ] | 29/06/2020 |
| CAN Transmission Circuit Risk Reclassification [ 190.31 KB ] | 26/06/2020 |
| CAN Transmission Circuit Risk Reclassification [ 189.76 KB ] | 26/06/2020 |
| CAN Market System Non-Functional changes - Deployment Summary [ 253.25 KB ] | 26/06/2020 |
| CAN Aratiatia G3 classified as a secondary risk [ 174.14 KB ] | 26/06/2020 |
| CAN HVDC Dispatch System Testing [ 191.34 KB ] | 21/06/2020 |
| CAN HVDC Dispatch System Testing [ 190.26 KB ] | 21/06/2020 |
| CAN HVDC Dispatch System Testing [ 189.9 KB ] | 20/06/2020 |
| CAN Otahuhu 110kV Bus Reconfiguration [ 254.53 KB ] | 19/06/2020 |
| CAN Aratiatia G3 classified as a secondary risk [ 172.66 KB ] | 18/06/2020 |
| CAN EDG_KAW_3 and KAW_OHK_1 Outages Management and AssociatedConstraints [ 347.95 KB ] | 18/06/2020 |
| CAN HVDC Dispatch System Testing [ 189.41 KB ] | 12/06/2020 |
| CAN Round power status change [ 268.54 KB ] | 02/06/2020 |
| May | Date |
|---|---|
| CAN Round power status change [ 268.68 KB ] | 25/05/2020 |
| CAN Round power status change [ 190.17 KB ] | 22/05/2020 |
| CAN Pole 3 Outage and Testing HVDC Pole 3 [ 252.2 KB ] | 17/05/2020 |
| CAN Pole 3 Outage and Testing HVDC Pole 3 [ 252.2 KB ] | 17/05/2020 |
| CAN Change in ability of AUFLS to cover a North Island ECE due todemand reduction from AUFLS exempt major industrial users [ 87.73 KB ] | 14/05/2020 |
| CAN COVID-19 response: Expected changes in load [ 189.77 KB ] | 13/05/2020 |
| CAN Pole 3 Outage and Testing HVDC Pole 3 [ 251.1 KB ] | 08/05/2020 |
| CAN Change to Winter ratings from 07:00 10-May-2020 to 06:5920-Oct-2020 [ 89.76 KB ] | 03/05/2020 |
| CAN System Operator COVID-19 Response: Outage coordination andassessment and security of supply [ 178.41 KB ] | 01/05/2020 |
| CAN New Zealand Generation Balance Assessment - May 2020 [ 103.42 KB ] | 01/05/2020 |
| March | Date |
|---|---|
| CAN System Operator COVID-19 Response webpage [ 172.42 KB ] | 30/03/2020 |
| CAN Planned Outage HVDC Pole 3 [ 337.45 KB ] | 27/03/2020 |
| CAN Planned Outage HVDC Pole 3 [ 336.9 KB ] | 27/03/2020 |
| CAN COVID-19 response: Expected changes in load [ 187.01 KB ] | 24/03/2020 |
| CAN Planned Outage HVDC Pole 3 [ 332.65 KB ] | 24/03/2020 |
| CAN Rangitata Flooding Event - Loss of Islington-Livingstone Circuit- Update 8 [ 176.83 KB ] | 20/03/2020 |
| CAN Junction Road Power Station to be classified as a secondary risk [ 251.91 KB ] | 17/03/2020 |
| CAN Planned Outage HVDC Pole 2, HVDC Pole 3 [ 216.02 KB ] | 13/03/2020 |
| CAN Whakamaru G4 classified as a secondary risk [ 174.58 KB ] | 10/03/2020 |
| CAN Change to Shoulder ratings from 15 March 2020 07:00 to 10 May2020 06:59 [ 176.14 KB ] | 06/03/2020 |
| CAN Whakamaru G4 classified as a secondary risk [ 174.11 KB ] | 05/03/2020 |
| CAN Junction Road(JRD) Power Station Change in risk classification [ 249.58 KB ] | 01/03/2020 |
| January | Date |
|---|---|
| CAN Planned Outage HVDC Pole 2, HVDC Pole 3 [ 229.45 KB ] | 24/01/2020 |
| CAN Planned Outage HVDC Pole 2, HVDC Pole 3 [ 230.9 KB ] | 18/01/2020 |
| CAN Rangitata Flooding Event - Loss of Islington-Livingstone CircuitUpdate 5 [ 91.88 KB ] | 16/01/2020 |
| CAN Change in South Island Reserve Risk Classification [ 174.21 KB ] | 13/01/2020 |
| CAN Planned Outage HVDC Pole 2, HVDC Pole 3 [ 230.51 KB ] | 10/01/2020 |
| CAN Change in South Island Reserve Risk Classification [ 172.53 KB ] | 09/01/2020 |
