Market Notices

AEMO ELECTRICITY MARKET NOTICE

Update - Direction - SA Region - 18/03/2024

Refer Market Notice 115688

The AEMO intervention event that commenced from interval ending 1605 hrs on 18/03/2024 is continuing.

AEMO may issue or revoke additional directions in order to meet the current requirement, unless sufficient market response is provided. A further market notice will be issued when all directions related to this requirement have been cancelled.

Manager NEM Real Time Operations

Change Number: CHG0087334
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: Firewall
Change Title: Brisbane MarketNet Firewall Refresh
Change Start Date & Time: 27/03/2024 22:00:00 AEST
Change End Date & Time: 28/03/2024 02:00:00 AEST
Outage Start Date & Time: 27/03/2024 23:00:00 AEST
Outage End Date & Time: 27/03/2024 23:10:00 AEST
Environment: Production
Participant Impact and Requirements:
The following impacts are expected to participant connectivity during this planned outage:

IPWAN Participants - Nil

Lan-2-Lan VPN Participants (IPSEC) - Up to 6 hours for participants who have established their VPN connection/s via the AEMO QLD datacenter termination point (202.44.76.10) only - All L2L connections should be established to both QLD / NSW.

Note: Participants are encouraged to ensure their VPN connections are already established or are configured (as per AEMO best practice) to automatically failover to the alternate AEMO NSW datacenter termination point (202.44.78.10) prior to this scheduled outage.

B2B VPN - Up to 30 minutes outage to TNSPs with B2B VPN to AEMO QLD Datacentre if VPN connection is only terminating in QLD only

SSL VPN Participants: Up to 30 minutes outage to TNSPs with B2B VPN to AEMO QLD Datacentre if VPN connection is only terminating in QLD only

Expecting an impact to the below services for approximately 15 minutes from 23:30 AEST:
RTMS UI
WEMDE UI - General Instance
WASM MPI

Other Impacts will have been communicated in advance.
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any
planned/unplanned maintenance activities .

Change Number: CHG0086078
Notification issued to: Market Notice
Notification Type: Completed
Change Type: Normal

Service/Component: Electricity Market Management System
Change Title: EMMS Production Bay transfer

Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600.

Change Number: CHG0078963
Notification issued to: Market Notice

Notification Type: Cancelled
Change Type: Normal

Service/ Component: Market Network
Change Title: Annual renewal and update of AEMO's API and WebService server certificate.

Support Information: Report any impacts to the AEMO Information and Support Hub or on External 1300 236 600

AEMO ELECTRICITY MARKET NOTICE.

Direction - SA region 18/03/2024

In accordance with section 116 of the National Electricity Law, AEMO has issued a direction to a participant in the SA region. For the purposes of the National Electricity Rules this is a direction under clause 4.8.9(a).

The direction was necessary to maintain the power system in a secure operating state.

AEMO may issue or revoke additional directions in order to meet the current requirement, unless sufficient market response is provided. A further market notice will be issued when all directions related to this requirement have been cancelled.

The issue of the direction commences an AEMO intervention event. AEMO declares all trading intervals during the event to be intervention trading intervals, commencing from the interval ending 1605 hrs on 18/03/2024.

Intervention pricing does not apply to this AEMO intervention event.

Manager NEM Real Time Operations

AEMO ELECTRICITY MARKET NOTICE

Update - Possible intervention to manage power system security in SA region

Refer AEMO Electricity Market Notice 115677

The synchronous generating units currently expected to be synchronised in SA from 0030 hrs 19/03/2024 will be inadequate to maintain a secure operating state in SA .

AEMO estimates that, in the absence of sufficient market response by 1600 hrs 18/03/2024, AEMO may need to intervene by issuing a direction requiring one or more SA synchronous generating unit(s) to operate or remain synchronised to maintain power system security in SA.

Manager NEM Real Time Operations

Change Number: CHG0085822
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal
Service/ Component: MSATS - Consumer Administration and Transfer Solution(CATS)
Change Title: Pre-Prod MSATS Lifecycle Maintenance
Change Start Date & Time: 19/03/2024 12:00:00 AEST
Change End Date & Time: 19/03/2024 21:00:00 AEST
Outage Start Date & Time: 19/03/2024 12:30:00 AEST
Outage End Date & Time: 19/03/2024 20:00:00 AEST
Environment: Pre-Production
Participant Impact and Requirements: There will be login outages impacting MSATS, OPDMS, NOS, and EMMS Pre-Production web portals. Users are advised to log in before the outage begins and stay logged in. Note that during the MSATS outage, you won't be able to log back in until it's over.
URM outage will occur from 18:00:00 - 18:30:00 AEST, lasting up to 30 minutes. New login sessions into TMM, OPDMS, NOS, or EMMS WebPortal won't be possible during this time, but users already logged in won't be affected.
During the MSATS outage from 12:30:00 - 20:00:00 AEST:
MSATS services like Meter data processing, RM reports, B2B, B2M screen, NMI Discovery, CDR, CDP will be unavailable.
Participant passwords will be retained.
Users logging out or trying to log in during the URM outage can only log in after it's over. Password resets or new account creations during this time will need to be redone.
Plain English constraints won't be available via the EMMS web portal during the URM outage. The redirection menu won't be accessible during the MSATS outage via https://menu.preprod.nemnet.net.au.

Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any
planned/unplanned maintenance activities .

Change Number: CHG0087184
Notification issued to: Market Notice
Notification Type: Initial
Change Type: Normal

Service/ Component: Short Term Trading Market
Change Title: Maintenance activities to be performed on the Gas Short Term Trading Market Systems Pre-Production.
Change Start Date & Time: 21/03/2024 10:00:00 AEST
Change End Date & Time: 21/03/2024 17:00:00 AEST
Outage Start Date & Time: 21/03/2024 10:00:00 AEST
Outage End Date & Time: 21/03/2024 12:00:00 AEST
Environment: Pre-Production
Participant Impact and Requirements: This is a regular procedure to allow routine maintenance. short service outages over the day for STTM services including SWEX and MIS.

Pre-Production Gas Short Term Trading Market (STTM)
Support Information:
Report any impacts to the AEMO Information and Support Hub or call 1300 236 600.
Please refer to https://aemo.service-now.com/participantportal?id=pp_services_status for any planned/unplanned maintenance activities .

AEMO ELECTRICITY MARKET NOTICE

Possible intervention to manage power system security in SA Region

The synchronous generating units currently expected to be synchronised in SA from 0100 hrs 19/03/2024 will be inadequate to maintain a secure operating state in SA.
AEMO may need to intervene by issuing a direction requiring one or more SA synchronous generating unit(s) to operate or remain synchronised to maintain power system security in SA.

Manager NEM Real Time Operations