Helping Nature Store Our Water

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Reports and Data


Folder Reports and Data


 As a part of our mission the District collects information about the San Bernardino Valley, including:

  • annual rainfall
  • groundwater levels
  • historical spreading amounts
  • pumping levels
  • biological information for the upper Santa Ana River Wash

We also have forms for Ground Water Production.

Daily Flow Reports

Currently, we provide the Daily Flow Report for the Santa Ana River—Mill Creek Cooperative Water Project in PDF format:

View today's and previous Flow Reports on the Daily Flow Report tab under Reports and Data.If you need additional Flow Reports not listed, please call 909.793.2503 or send email to:

Bunker Hill Basin Engineering Investigation Reports

The District makes findings and determinations as they relate to the ground and surface water conditions of the Bunker Hill Basin and those areas within the District boundaries to levy a groundwater charge. To see groundwater conditions in the San Bernardino Valley, go to the Engineering Investigation tab to view current and previous year reports.


See the Groundwater Report tab for the following items:

Big Bear Watermaster Annual Report

See Big Bear Watermaster tab for current and previous annual reports.

 Wash Plan

See Wash Plan tab for current and historical information pertaining to the Wash Plan.


Folder Trails Masterplan  (2)
Folder Wash Data  (27)
Folder Groundwater Reports  (40)
Folder Daily Flow  (2187)
Folder Others  (2)
Folder Big Bear Watermaster  (18)
Folder Engineering Investigation  (53)
Select Toggle Title Date
Default 610 Resolution No. Groundwater Charge 2023-2024.pdf ( pdf, 565 KB ) (1317 downloads)
pdf October 2007-September 2008 Precipitation Data ( pdf, 25 KB ) (2762 downloads)