Time to Take Action
Our Klamath Basin Water Crisis
Upholding rural Americans' rights to grow food,
own property, and caretake our wildlife and natural resources.

Water Data Update –May 2, 2007

Water Year Type (Year Types are set according to total inflow and do not reflect current conditions)

Upper Klamath Lake:  Below Average

Klamath River:  Below Average

Additional Information

Snowpack Basin-wide Percent of Average:  63

Upper Klamath Lake April-September 30th

Stream Flow Forecast:  360,000 acre-feet at 50-percent exceedance

Klamath River Flow Forecast:  334,750 acre-feet at 70-percent exceedance

Upper Klamath Lake Level:  4,143.22 feet   

Upper Klamath Lake Inflow 7-day Average:  1,797 cubic feet per second (cfs)

 Link River Releases:  1,620  cfs 

Keno Releases:  909  cfs 

Iron Gate Dam Releases:  1,510 cfs 


Requirement May for Below Average Type in Biological Opinion:  1,400 cfs


Shasta River Flow:  153  cfs 

Scott River Flow:  1,050 cfs 

Klamath River at Klamath, CA:  19,900 cfs

Trinity River Basin – Dry Water Year (This year classification was set according to total inflow and does not reflect current conditions.)

Trinity River Releases – below Lewiston Dam:  4,790  cfs

Trinity River Flow – at Hoopa Gauge:  4,300 cfs 

This document is updated bi-weekly.  Please circulate freely.

For more information, please visit:


Please contact: Paul Gregory, Klamath Basin Area Office, 541-883 6935, pgregory@mp.usbr.gov


Home Contact


              Page Updated: Thursday May 07, 2009 09:14 AM  Pacific

             Copyright © klamathbasincrisis.org, 2007, All Rights Reserved