What's New

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Support Policy

Version 3.0 (April 2007) of the Reservoir System Simulation program (HEC-ResSim) is now available. This version supersedes Version 2.0 which was released to the general public in September 2003. Several new features, as well as enhancements to existing features, have been added to the program since that time. The new features to look for are:

• New & Improved Outlets

  • Pumps

  • Power Plants

• New & Improved Operation Options

  • Pump-back Storage Operation

  • System Hydropower Operation

  • Enhanced “At-Site” Hydropower Rules

  • If-Then-Else Logic for Rule Application

  • User-Scripted State Variables

  • User-Scripted Rules

  • Release Allocation / Outlet Prioritization

  • Scheduled Outlet Outages

  • Outlet Capacity Overrides

  • Improved Tandem and Parallel System Operation

• New & Improved Data-Management & Analysis Features

  • Network Importer

  • User-Report Builder

  • Enhancements for Period of Record (long term) simulation

For more details on these new features, please visit our documentation page for the Release Notes and HEC-ResSim 3.0 User’s Manual.