Update release notes for January 2026

Added details about new features and deprecations in the January 2026 release, including Reservoir and Well Delivery DMS deprecation notice.

Author: priyabratpadhi

articles/energy-data-services/release-notes.md

@@ -24,6 +24,9 @@ This page is updated with the details about the upcoming release approximately a
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 ## January 2026
+### Reservoir DDMS - Generally Available
+OSDU Reservoir DMS is now generally available on Azure Data Manager for Energy. Reservoir DMS provides standardized storage and management of reservoir engineering data—including models, grids, and simulation outputs—using OSDU-compliant schemas. It ensures consistent data quality, versioning, and traceability across workflows. The service also enables smooth integration with simulation and analytics tools to support faster, more reliable reservoir decisions. Reservoir DMS is now enabled on all partitions of existing and new instances of Azure Data Manager for Energy. The feature is currently offered in all regions that Azure Data Manager for Energy is available in, except for Indonesia Central.
+
 ### External Data Service - Managed identity workflows
 Azure Data Manager for Energy now supports using managed identities for authentication in External Data Services (EDS) workflows. This enhancement allows you to securely connect to OSDU&reg; compliant external data sources without the need for hardcoding credentials, improving security and simplifying management of authentication in your data integration processes. You can use either system-assigned or user-assigned managed identities to authenticate EDS workflows with supported external data sources. For more information, see [How to enable External Data Services (EDS) Preview?](how-to-enable-external-data-services.md)
 
@@ -43,6 +46,10 @@ When a query is rate limited, clients receive an HTTP 429 – Too Many Requests
 
 Users can avoid rate limit conditions by issuing bounded queries with explicit kind values rather than relying on fully open wildcard patterns.
 
+### Well Delivery DMS - Deprecation Notice
+OSDU Well Delivery DMS will be deprecated on Azure Data Manager for Energy with the release in the month of March. This follows the decision to deprecate the DMS in OSDU with the M25 milestone release.
+
+
 ## December 2025
 ### Reference Data Values Automatic Sync - Generally Available