[env-trinity] Immediate Increase in Trinity Flows

Huntt DeCarlo, Caryn chunttdecarlo at usbr.gov
Sat Jul 28 17:07:29 PDT 2018


Change order pending and will be sent out soon...Lewiston releases to the
Trinity River will immediately be increasing by 500 cfs (from 750 cfs to
1,250 cfs).

Caryn

Caryn Huntt DeCarlo
Executive Director
Trinity River Restoration Program
Bureau of Reclamation


On Sat, Jul 28, 2018 at 3:50 PM, Tom Stokely <tstokely@
r
att.net <tstokely at att.net>> wrote:

> On Saturday, July 28, 2018 3:39 PM, Thomas Patton <tpatton at usbr.gov>
> wrote:
>
>
> Due to the fire activity, Trinity Dam became isolated from the power
> network and continues to serve a local area of power for safety purposes.
> Spring Creek and Carr power plants are currently down. As a result,
> Lewiston water elevations were managed by emergency increased releases from
> Lewiston Dam and Carr Bypass.   Over Friday night, Lewiston Lake reservoir
> rose higher than the normal operating range which resulted in an increase
> in release from the Trinity River to about 1,100 cfs.  River releases are
> coming down today but are still higher than what was noted yesterday.
> Please take extra precautions due to varying releases on the Trinity River.
>   We are trying to reduce the lake levels but expect this will be difficult
> due to the facility communication issues and power generation situation.
> Low lying areas surrounding the lake and marinas at Lewiston Lake are
> expected to be affected by the higher and variable lake levels.
> Reclamation managed to get Lewiston Dam releases to the Trinity River down
> to about 750 cfs by 3:00 pm Saturday afternoon and will remain at this
> level until further notice.
>
> Issued by: Tom Patton
>
>
> On Jul 26, 2018, at 9:56 PM, RANDI FIELD <rfield at usbr.gov> wrote:
>
> Please cancel the previous order:
>
> Releases will remain at approximately 750 cfs from Lewiston Dam.
>
> Comment: On-going emergency release due to power shutdown at Carr and fire
> activity.
> Issued by: R Field
>
> On Jul 26, 2018, at 3:59 PM, FIELD, RANDI <rfield at usbr.gov> wrote:
>
> Project: Lewiston Dam
>
> Please make the following release changes to the Trinity River:
>
> Date                Time         From (cfs)     To (cfs)
>
> 07/26/2018      16:00              750               650
> 07/26/2018      20:00              650               550
>
> 07/27/2018      00:01              550               450
>
> Comment: Terminate emergency release due to power shutdown at Carr and
> fire activity.
> Issued by: R Field
>
> --
> View online at http://www.trrp.net/restore/flows/release-email/
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