Maintenance Details: This maintenance event has been scheduled to apply updates to the Production servers and services.
Saturday - 3/21/2026, 3 am - 7 am est
Client Impact: This event affects Production servers and services only. The ability to access and use these systems will be unavailable periodically during this window. The actual impact should not exceed the scheduled time frame.
For product emergencies during or after patching please open a severity 1 or 2 support case through Aclara Connect, call 800.892.9008, or contact your primary within Aclara Support for assistance. Aclara Operations Support Center SaaS Operations – IT Client Services Aclara Support
Please note that all times listed above are Eastern Time.
Thank you in advance for your patience and understanding. Please contact us at any of the methods below for more information.
Aclara will take a maintenance window to perform regular updates to the AclaraONE MDM environment. Details on the maintenance window are below.
Service Fabric Maintenance - this type of maintenance will not affect or change any of the AclaraONE UI. However, various screens of the AclaraONE MDM may have older data appear during the maintenance window and for a few hours after as newer data is processed.
Scheduled date: 3/21/2026 Proposed Start Time: ~11:30 AM ET Expected duration of maintenance period: ~6 - 8 Hours New Data Ingestion Disruption < 10 hours UI unavailability - no impact
Thank you in advance for your patience and understanding. Please contact us at any of the methods below for more information.
If you encounter any AclaraONE loading issues after the update, please clear your browser cache and log back in.
Completed -
The scheduled maintenance has been completed.
Mar 10, 04:00 EDT
In progress -
Scheduled maintenance is currently in progress. We will provide updates as necessary.
Mar 10, 03:00 EDT
Scheduled -
Aclara will take a brief maintenance window to perform a minor change on the AclaraONE MDM environment. Details on the maintenance window are below.
The scheduled change is to resolve the AclaraConnect broken link issue.
This change will have no impact on customer operations or the AclaraONE UI.
Scheduled date: 3/10/2026 Proposed Start Time: ~03:00 AM ET Expected duration of maintenance period: ~30 minutes Expected downtime: Less than 5 mins
Thank you in advance for your patience and understanding. Please contact us at any of the methods below for more information.
If you encounter any AclaraONE loading issues after the update, please clear your browser cache and log back in.
Completed -
The scheduled maintenance has been completed.
Mar 7, 15:08 EST
In progress -
Scheduled maintenance is currently in progress. We will provide updates as necessary.
Mar 7, 08:00 EST
Scheduled -
Aclara will take a maintenance window to perform regular updates to the Aclara Wireless Network (AWN) environment. Details on the maintenance window are below.
Data Center equipment relocation.
Proposed Start Time: 03/07/2026 at 08:00 AM ET Expected duration of maintenance period: ~9 Hours AWN VPN Tunnel Disruption < 9 hours Water/Gas Readings Impact < 9 hours Electric Readings Impact < 9 hours Grid Monitor Sensor Impact
Following the maintenance window, Aclara will perform an additional validation of network connectivity. Validation Window: 5:00 PM - 07:00 PM ET
Thank you in advance for your patience and understanding. Please contact us at any of the methods below for more information.
Resolved -
This incident has been resolved.
Mar 7, 14:57 EST
Monitoring -
A fix has been implemented and we are monitoring the results.
Mar 7, 14:14 EST
Investigating -
Aclara is experiencing a technical issue with our Aclara Metrum Cellular (AMC) environment. Details on the incident are below.
Users cannot log into the portal resulting in the following error: 504 Gateway Time-out.
We are working to resolve the connectivity issue.
Event Priority: Standard Event Date and Time: March 7, 2026 12:51 PM ET Next Update: July 12, 2026 02:30 PM ET Estimated Date/Time of Resolution: July 12, 2026 03:00 PM ET
Thank you in advance for your patience and understanding. Please contact us at any of the methods below for more information.