WWHM4-Commercial Version
WWHM4.MSI
Allmaps_2012Pro.MSI
Allmaps_ww.MSI
National Data Files.MSI
WWHM4 Latest Update: 02/28/2020

Notes:

WWHM4 requires Activation (via phone or internet) to enable all features.
You must have a current Annual Product Support to receive software updates.
Purchase Annual Product Support
The current version of the WWHM4 installation package. Will not work without activation.
The current version of the 19 Western Washington 15-minute county maps files for use with the WWHM4 only.
The current version of the 19 Western Washington 1-hour county maps files for use with WWHM4 only.
The current version of the national data files. This is rainfall and evaporation data for 48 states. For use with WWHM4 only.
Purchase The WWHM4
WWHM4-Program
2012 Allmaps File
Hourly Allmaps File
National Data Files
WWHM2012
WWHM2012.MSI
Allmaps_2012.MSI
WWHM2012 Users Manual.pdf
Changelog.txt
WWHM4 Latest Update: 01/02/2019

Notes:
The current version of the WWHM2012 installation package.
The current version of the 19 Western Washington 15-minute county maps files.
The current version of the WWHM2012 users manual.
WWHM2012 change log file. This file describes the changes for each version of the WWHM2012.
WWHM4-Program
2012 Allmaps File
Hourly Allmaps File
National Data Files
WWHM2012 Commercial Element Activation
Options.dat
Download this file to activate the commercial elements in any version of the WWHM or related software packages. This file works with all of the software pacakages produced by Clear Creek Solutions.
Download and place this file in the Data directory as follows:

Windows XP: C:\Documents and Settings\All Users\Application Data\WWHM2012\data
Windows 7, 8, 8.1 : C:\ProgramData\WWHM2012\data
BAHM-Bay Area Hydrology Model 2013
BAHM2013.MSI
This is the current version of the BAHM. This includes Alameda, Santa Clara and San Meteo Counties.
Manual.pdf
BAHM2013 users manual.
SAHM-Sacremento Area Hydrology Model 2013
SAHM.MSI
SDHM-3.1 San Diego Hydrology Model Version 3.1
SDHM31.MSI
Manual.pdf
SDHM3 users manual. PDF format
Manual.DOC
SDHM3 users manual. Word format
SOHM-South Orange Hydrology Model
SOHM.MSI
This is the current version of the SOHM.
The South Orange County model includes South Orange County map and Preciptation data.

This model will only function for projects using the South Orange County map.
Important download instructions:

NOTICE: File downloads may not work properly unless the "Browser Cache" has been cleared prior to download.
•Internet Explorer - Tools / Internet Options, under "Browsing History", click "Delete...", check "Temporary Internet Files", Click "Delete"
•Mozilla Firefox - Tools / Options, select "Privacy" Tab, under "Private Data", click "Clear Now", check "Cache", click "Clear Private Data Now"
SMRHM-Santa Margarita Hydrology Model
SMRHM.MSI
This is the current version of the SMRHM.
The South Orange County model includes South Orange County map and Preciptation data.

This model will only function for projects using the South Orange County map.
This is the current version of the SDHM3.1
This is the current version of the SAHM
WWHM-SWMM BETA
WWHM-SWMM.msi
WWHM-SWMM BETA is now live. Download the software and begin developing hydrologic and hydraulic models that use both HSPF and SWMM seamlessly. Analyze anything from major river systems down to small site developments and use the facility sizing tools available in WWHM to quickly arrive at the most efficient mitigation approach. Use SWMM to perform the complex hydraulics they may impact your system and use the post-processing tools to quickly and easily view output, flow frequency and duration results.
Download the fully functional BETA version today and get started.
Allmaps_ww.msi
Download the Western Washington Allmaps file to get all the data required to run the model.
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Free Template Pack
SDHM31.MSI
Original Version .MSI 6/26/2017