Oracle Utilities performs cloud service releases and core system maintenance throughout the year. This page lists the planned releases and core system maintenance windows that have occurred or will occur in the near future.

Oracle Utilities Opower Cloud Service Releases

Oracle Utilities Opower cloud service releases, also called maintenance packs, are scheduled between 11:00 – 15:00 Eastern US time every third Sunday. The platform will be offline for a brief period of time for these releases, typically less than 30 minutes. During this time, users accessing the Oracle Utilities Opower web portal or the Customer Service Interface may see a maintenance notification page. Details about each maintenance pack release can be found on My Oracle Support. Details about each major release can be found on the Oracle Cloud Release Readiness site.

  • 10/26/2025 Maintenance Pack
  • 11/16/2025 Maintenance Pack
  • 12/21/2025 Maintenance Pack
  • 01/11/2026 Maintenance Pack
  • 02/08/2026 Maintenance Pack
  • 03/01/2026 Maintenance Pack
  • 03/22/2026 Maintenance Pack
  • 04/12/2026 Maintenance Pack

Oracle Utilities Opower Core System Maintenance

Oracle Utilities Opower core system maintenance is typically scheduled between 03:00 – 07:00 Eastern US time on the last Thursday of each month, and on additional dates and times as needed. Some core system maintenance may occur on a different Thursday (such as the second Thursday) to accommodate holidays or other schedule changes. The maintenance downtime will occur on the dates below. Intermittent service disruptions are expected during these windows. Users attempting to access the service during this time may experience an error.

  • 10/30/2025
  • 11/20/2025
  • 12/18/2025
  • 01/22/2026
  • 02/26/2026
  • 03/26/2026
  • 04/23/2026

Oracle Utilities Cloud Service Releases

Oracle Utilities schedules application updates between 21:00 p.m. – 06:00 a.m. (local data center time) every first and third Saturday of each month unless otherwise noted for the following cloud services:
  • Oracle Utilities Billing Cloud Service
  • Oracle Utilities Customer Care and Billing Cloud Service
  • Oracle Utilities Customer Cloud Service
  • Oracle Utilities Digital Asset Cloud Service
  • Oracle Utilities Market Settlements Management Cloud Service
  • Oracle Utilities Meter Solution Cloud Service
  • Oracle Utilities Rate Cloud Service
  • Oracle Utilities Work and Asset Cloud Service
Users trying to access a cloud service during these times may see a maintenance notification page. The following releases are or have been scheduled:

Note:

Production environments only have one scheduled maintenance update per month.

Release 24C

Deadline to Upgrade to Release 24C: Saturday August 16, 2025

Release 24C End of Life (EOL): Saturday December 20, 2025

Release Version Date
Release 24C – General Availability (Maintenance Pack 1)
  • Early Adoption: Saturday, December 07, 2024
  • Full Adoption: Saturday, December 21, 2024
Release 24C – January Maintenance Pack (Maintenance Pack 2)
  • Early Adoption: Saturday, January 11, 2025
  • Full Adoption: Saturday, January 25, 2025
Release 24C – February Maintenance Pack (Maintenance Pack 3)
  • Early Adoption: Saturday, February 8, 2025
  • Full Adoption: Saturday, February 22, 2025
Release 24C – March Maintenance Pack (Maintenance Pack 4)
  • Early Adoption: Saturday, March 8, 2025
  • Full Adoption: Saturday, March 22, 2025
Release 24C – April Maintenance Pack (Maintenance Pack 5)
  • Early Adoption: Saturday, April 5, 2025
  • Full Adoption: Saturday, April 19, 2025
Release 24C – May Maintenance Pack (Maintenance Pack 6)
  • Early Adoption: Saturday, May 3, 2025
  • Full Adoption: Saturday, May 17, 2025
  • Early Adoption: Saturday, June 7, 2025
  • Full Adoption: Saturday, June 21, 2025
  • Early Adoption: Saturday, July 5, 2025
  • Full Adoption: Saturday, July 19, 2025
  • Early Adoption: Saturday, August 2, 2025
  • Full Adoption: Saturday, August 16, 2025

Note:

If needed, additional monthly maintenance packs or hot fixes for 24C will be released until the end of life date.

Release 25.4

Deadline to Upgrade to Release 25.4: Saturday December 20, 2025

Release 25.4 End of Life (EOL): Saturday April 18, 2026

Release Version Date
Release 25.4 – General Availability (Maintenance Pack 1)
  • Early Adoption: Saturday, April 5, 2025
  • Full Adoption: Saturday, April 19, 2025
Release 25.4 – May Maintenance Pack (Maintenance Pack 2)
  • Early Adoption: Saturday, May 3, 2025
  • Full Adoption: Saturday, May 17, 2025
Release 25.4 – June Maintenance Pack (Maintenance Pack 3)
  • Early Adoption: Saturday, June 7, 2025
  • Full Adoption: Saturday, June 21, 2025
Release 25.4 – July Maintenance Pack (Maintenance Pack 4)
  • Early Adoption: Saturday, July 5, 2025
  • Full Adoption: Saturday, July 19, 2025
Release 25.4 – August Maintenance Pack (Maintenance Pack 5)
  • Early Adoption: Saturday, August 2, 2025
  • Full Adoption: Saturday, August 16, 2025
Release 25.4 – September Maintenance Pack (Maintenance Pack 6)
  • Early Adoption: Saturday, September 6, 2025
  • Full Adoption: Saturday, September 20, 2025
Release 25.4 – October Maintenance Pack (Maintenance Pack 7)
  • Early Adoption: Saturday, October 4, 2025
  • Full Adoption: Saturday, October 18, 2025
Release 25.4 – November Maintenance Pack (Maintenance Pack 8)
  • Early Adoption: Saturday, November 8, 2025
  • Full Adoption: Saturday, November 22, 2025
Release 25.4 – December Maintenance Pack (Maintenance Pack 9)
  • Early Adoption: Saturday, December 6, 2025
  • Full Adoption: Saturday, December 20, 2025
Release 25.4 – January Maintenance Pack (Maintenance Pack 10)
  • Early Adoption: Saturday, January 10, 2026
  • Full Adoption: Saturday, January 24, 2026
Release 25.4 – February Maintenance Pack (Maintenance Pack 11)
  • Early Adoption: Saturday, February 7, 2026
  • Full Adoption: Saturday, February 21, 2026
Release 25.4 – March Maintenance Pack (Maintenance Pack 12)
  • Early Adoption: Saturday, March 7, 2026
  • Full Adoption: Saturday, March 21, 2026

Release 25.10

Deadline to Upgrade to Release 25.10: Saturday, June 13, 2026

Release 25.10 End of Life (EOL): Saturday, October 17, 2026

Release Version Date
Release 25.10 – General Availability (Maintenance Pack 1)
  • Early Adoption: Saturday, October 4, 2025
  • Full Adoption: Saturday, October 18, 2025
Release 25.10 – November Maintenance Pack (Maintenance Pack 2)
  • Early Adoption: Saturday, November 8, 2025
  • Full Adoption: Saturday, November 22, 2025
Release 25.10 – December Maintenance Pack (Maintenance Pack 3)
  • Early Adoption: Saturday, December 6, 2025
  • Full Adoption: Saturday, December 20, 2025
Release 25.10 – January Maintenance Pack (Maintenance Pack 4)
  • Early Adoption: Saturday, January 10, 2026
  • Full Adoption: Saturday, January 24, 2026
Release 25.10 – February Maintenance Pack (Maintenance Pack 5)
  • Early Adoption: Saturday, February 7, 2026
  • Full Adoption: Saturday, February 21, 2026
Release 25.10 – March Maintenance Pack (Maintenance Pack 6)
  • Early Adoption: Saturday, March 7, 2026
  • Full Adoption: Saturday, March 21, 2026
Release 25.10 – April Maintenance Pack (Maintenance Pack 7)
  • Early Adoption: Saturday, April 4, 2026
  • Full Adoption: Saturday, April 18, 2026
Release 25.10 – May Maintenance Pack (Maintenance Pack 8)
  • Early Adoption: Saturday, May 9, 2026
  • Full Adoption: Saturday, May 23, 2026
Release 25.10 – June Maintenance Pack (Maintenance Pack 9)
  • Early Adoption: Saturday, June 6, 2026
  • Full Adoption: Saturday, June 20, 2026
Release 25.10 – July Maintenance Pack (Maintenance Pack 10)
  • Early Adoption: Saturday, July 4, 2026
  • Full Adoption: Saturday, July 18, 2026
Release 25.10 – August Maintenance Pack (Maintenance Pack 11)
  • Early Adoption: Saturday, August 1, 2026
  • Full Adoption: Saturday, August 15, 2026
Release 25.10 – September Maintenance Pack (Maintenance Pack 12)
  • Early Adoption: Saturday, September 5, 2026
  • Full Adoption: Saturday, September 19, 2026

Release 26.4

Deadline to Upgrade to Release 26.4: Saturday, December 19, 2026

Release 26.4 End of Life (EOL): Saturday, April 17, 2027

Release Version Date
Release 26.4 – General Availability (Maintenance Pack 1)
  • Early Adoption: Saturday, April 4, 2026
  • Full Adoption: Saturday, April 18, 2026
Release 26.4 – May Maintenance Pack (Maintenance Pack 2)
  • Early Adoption: Saturday, May 9, 2026
  • Full Adoption: Saturday, May 23, 2026
Release 26.4 – June Maintenance Pack (Maintenance Pack 3)
  • Early Adoption: Saturday, June 6, 2026
  • Full Adoption: Saturday, June 20, 2026
Release 26.4 – July Maintenance Pack (Maintenance Pack 4)
  • Early Adoption: Saturday, July 4, 2026
  • Full Adoption: Saturday, July 18, 2026
Release 26.4 – August Maintenance Pack (Maintenance Pack 5)
  • Early Adoption: Saturday, August 1, 2026
  • Full Adoption: Saturday, August 15, 2026
Release 26.4 – September Maintenance Pack (Maintenance Pack 6)
  • Early Adoption: Saturday, September 5, 2026
  • Full Adoption: Saturday, September 19, 2026
Release 26.4 – October Maintenance Pack (Maintenance Pack 7)
  • Early Adoption: Saturday, October 3, 2026
  • Full Adoption: Saturday, October 17, 2026
Release 26.4 – November Maintenance Pack (Maintenance Pack 8)
  • Early Adoption: Saturday, November 7, 2026
  • Full Adoption: Saturday, November 21, 2026
Release 26.4 – December Maintenance Pack (Maintenance Pack 9)
  • Early Adoption: Saturday, December 5, 2026
  • Full Adoption: Saturday, December 19, 2026

Oracle Utilities Core System Maintenance

For the Oracle Utilities cloud services listed above, Oracle schedules core system maintenance between 21:00 p.m. – 6:00 a.m. (local data center time) every second and fourth Saturday of each month. Intermittent service disruptions are expected during these windows. Users attempting to access the service during this time may experience an error.

Note:

Core system maintenance includes updates to the infrastructure and platform that runs the cloud service. Core system maintenance is only performed on an as-needed basis.