We wanted to inform our extensive community that eWater Source Beta 5.52 is now available for testing.
This latest release introduces several enhancements, new features, and bug fixes, including:
- Rule-Based Orders: Improved scenario transfer logic; new recorders to better track priority-level water orders.
- Non-Extractive Supply Points: Updated constraint handling, ordering logic, and debit limits for more accurate modelling.
- Built-in Functions: Probability Of Exceedance Flow now aligned with percentile calculation standards.
- Storage Filling Curve Plugin: Supports both ML and ML/day units with validation enhancements.
- Spillable Water Logic: Now consistent with carryover calculations.
- Marker Constituent Routing: MDBA-patched to resolve concentration issues at confluences.
- Calibration UI: Labels and plots updated for clarity and readability.
- Validation Enhancements: Restored checks for loss node configurations and introduced rules for Environmental Flow Prioritization variables
- Custom Run Names: Users can now define and manage custom run names from UI and CLI.
- Results Output Improvements: Restructured.res.csv exports with new fields like RunDisplayName and Today (Ops mode).
- Charting Enhancements: Persistent selections and consistent legend behaviour across chart types.
- Overrides: Now auto-exported on save; improved unit handling and identification columns; CLI support introduced.
- Warmup Config & Scenario Options: Usability updates, including tree view inputs and auto-saved Log Reporter files.
- Environmental Flow Node: Spell observer logic improvements and UI updates including support for ‘None’ in Rise and Fall methods.Correction in EFM Debited Volume recorder logic for accurate model validation.
- Additional Enhancements and Bug Fixes.
Download the latest Beta > here
This work has been undertaken with the support of the Murray Darling Basin Authority through the Enhanced Environmental Water Delivery and Integrated River Modelling Uplift programs. It also includes SWP (Source work Program) with support from HMSC, which was set up under the supervision of the Australian Department of Climate Change, Energy, the Environment and Water (DCCEEW).
This latest update is a result of ongoing collaboration between eWater Solutions and our user community. By actively engaging with users to understand their needs, we’ve developed improved pathways that enhance the overall user experience and deliver greater value through our water modelling software.
For more information, please see the release notes.
If you have further questions or require support, please reach out to our Sales and Support Team https://ewater.org.au/ewater-solutions/tools/software-support/
eWater Group gratefully acknowledges the Australian Government’s financial and in-kind contribution to this project through the Murray Darling Basin Authority, NSW Department of Climate Change, Energy, Environment and Water, the Department of Energy, Environment and Climate Change (Vic), the Department of Water and Environmental Regulation (WA), the Department for Environment and Water (SA), the Department of Regional Development, Manufacturing and Water and the Department of Environment and Science (Qld) and the Environment, Planning and Sustainable Development Directorate (ACT).

