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Interim and Restoration Flows  Non-interactive line graphic Seepage Hotline: 916-978-4398

Interim Flow water releases began from Friant Dam into the San Joaquin River on October 1, 2009. Photo 1 | Photo 2 . Full Restoration Flows are scheduled to start no later than January 1, 2014.

Non-interactive spacer Interim and Restoration Flow Updates:
2014
  • UPDATE TO FLOW RELEASES – January 31, 2014
    • On February 1, 2014, flows released from Friant Dam will be decreased to 360 cfs to begin ceasing restoration flows due to a critical low water year beginning March 1, 2014. Reductions of 50 cfs will be incrementally applied daily until flows reach 200 cfs, and then incrementally adjusted until all restoration flows stop. Unless conditions improve, the Program will not receive any restoration flows untion March 2015
    • Link to press release announcing the early reduction.
  • UPDATE TO FLOW RELEASES – January 21, 2014
    • At noon on January 21, 2014, flows released from Friant Dam were decreased to 410 cfs to maintain the flow target at Gravelly Ford
    UPDATE TO FLOW RELEASES – January 17, 2014
    • At noon on January 17, 2014, flows released from Friant Dam were decreased to 430 cfs to maintain the flow target at Gravelly Ford
    UPDATE TO FLOW RELEASES – January 13, 2014
    • At noon on January 13, 2014, flows released from Friant Dam were increased to 450 cfs to maintain the flow target at Gravelly Ford
    UPDATE TO FLOW RELEASES – January 9, 2014
    • At noon on January 9, 2014, flows released from Friant Dam were decreased to 435 cfs to maintain the flow target at Gravelly For
  • UPDATE TO FLOW RELEASES – January 6, 2014
    • At noon on January 6, 2014, flows released from Friant Dam were decreased to 450 cfs to maintain the flow target at Gravelly Ford
  • UPDATE TO FLOW RELEASES – January 2, 2014
    • At noon on January 2, 2014, flows released from Friant Dam were increased to 475 cfs to maintain the flow target at Gravelly Ford.
2013
  • UPDATE TO INTERIM FLOW RELEASES – December 3, 2013
    • At 1 p.m. on December 3, 2013, flows released from Friant Dam were increased to 445 cfs to maintain the flow target at Gravelly Ford.
    UPDATE TO INTERIM FLOW RELEASES – November 19, 2013
    • At noon on November 19, 2013, flows released from Friant Dam were increased to 430 cfs to maintain the flow target at Gravelly Ford.
    UPDATE TO INTERIM FLOW RELEASES – November 15, 2013
    • At noon on November 15, 2013, flows released from Friant Dam were increased to 400 cfs to maintain the flow target at Gravelly Ford.
    UPDATE TO INTERIM FLOW RELEASES – November 6, 2013
    • At 8:00 a.m. on November 6, 2013 flows released from Friant Dam were reduced to 350 cfs, and should remain at that level until Feb. 28, 2014.
  • UPDATE TO INTERIM FLOW RELEASES - October 31, 2013
    • At 8 a.m. on October 31, 2013, flows released from Friant Dam were reduced to 700 cfs for the fall pulse flows, and will remain at that level through Nov. 6.
  • UPDATE TO INTERIM FLOW RELEASES - October 29, 2013
    • At 8:00 a.m. on October 29, 2013 the fall pulse flows began. For two days 1,050 cubic feet per second (cfs) will be released from Friant Dam, followed by 700 cfs from Oct. 31st through Nov. 6th.
  • On October 1, 2012, the fourth year of Interim Flows began with releases at 350 cubic feet per second.
  • UPDATE TO INTERIM FLOW RELEASES - October 18, 2013
    • On Friday, October 18, at noon, flows released from Friant Dam decreased to 380 cfs to maintain the flow target at Gravelly Ford.
    UPDATE TO INTERIM FLOW RELEASES - October 1, 2013
    • On Tuesday, October 1, at noon, flows released from Friant Dam increased to 395 cfs to maintain the flow target at Gravelly Ford.
    UPDATE TO INTERIM FLOW RELEASES - September 13, 2013
    • On Friday, September 13, at noon, flows released from Friant Dam decreased to 350 cfs to maintain the flow target at Gravelly Ford.
    UPDATE TO INTERIM FLOW RELEASES - September 1, 2013
    • On Sunday, September 1, at noon, flows released from Friant Dam will increase to 365 cfs to maintain the flow target at Gravelly Ford.
    UPDATE TO INTERIM FLOW RELEASES - July 5, 2013
    • On Friday, July 5, at noon, flows released from Friant Dam decreased to 350 cfs to maintain the flow target at Gravelly Ford.
    UPDATE TO INTERIM FLOW RELEASES - July 1, 2013
    • On Monday, July 1, at 12:30 p.m., flows released from Friant Dam decreased to 360 cfs to maintain the flow target at Gravelly Ford.
    UPDATE TO INTERIM FLOW RELEASES - June 17, 2013
    • On Monday, June 17, at noon, flows released from Friant Dam increased to 380 cfs to maintain the flow target at Gravelly Ford.
  • UPDATE TO INTERIM FLOW RELEASES - June 10, 2013
    • Below is the new default flow schedule based on DWR's most recent forecast:

Date

Estimated Interim Flow Release (cfs)

Estimated Riparian Release (cfs)

Total Release from Friant Dam (cfs)

June 10  – June 30

160

190

350

July 1 – August 31

120

230

350

September 1 – September 30

140

210

350

October 1 – October 31

190

160

350

November 1 – November 10

570

130

700

November 11 – December 31

230

120

350

January 1 – February 28, 2014

250

100

350

 

 

 

 

 

    • UPDATE TO INTERIM FLOW RELEASES - June 5, 2013
      • On Wednesday, June 5, at noon, flows released from Friant Dam increased to 370 cfs to maintain the flow target at Gravelly Ford. The Gravelly Ford compliannce is back in effect since the spring pulse flows are completed.
      UPDATE TO INTERIM FLOW RELEASES - May 29, 2013
      • On Wednesday, May 29, flows released from Friant Dam will decrease to 350 cfs at noon based on the most recent default schedule from May 17.
    • UPDATE TO INTERIM FLOW RELEASES - May 17, 2013
      • On Friday, May 17, flows released from Friant Dam will increase to 450 cfs at 4 p.m. due to a change in the forecast. The flows will be re-evaluated next week when DWR releases its next forecast. The latest default flow schedule is below.

Date

Estimated Interim Flow Release (cfs)

Estimated Riparian Release (cfs)

Total Release from Friant Dam (cfs)

May 17 – May 28

260

190

450

May 29 – June 30

160

190

350

July 1 – August 31

38

230

268

September 1 – September 30

140

210

350

October 1 – October 31

190

160

350

November 1 – November 10

570

130

700

November 11 – December 31

230

120

350

January 1 – February 28, 2014

250

100

350

 

    UPDATE TO INTERIM FLOW RELEASES - May 15, 2013

      • On Wednesday, May 15, flows released from Friant Dam increased to 295 cfs.
      • A new Interim Flows release schedule is posted below due to a lower volume of water available in the current dry year:

Date

Estimated Interim Flow Release (cfs)

Estimated Riparian Release (cfs)

Total Release from Friant Dam (cfs)

May 15 – May 28

105

190

295

May 29 – June 30

95

190

285

July 1 – August 31

30

230

260

September 1 –September 30

140

210

350

October 1 – October 31

190

160

350

November 1 – November 10

570

130

700

November 11 – December 31

230

120

350

January 1 – February 28,2014

250

100

350

    • UPDATE TO INTERIM FLOW RELEASES - May 3, 2013

      • On Friday, May 3, at 1:30 p.m., flows released from Friant Dam decreased to 500 cfs
      • On Saturday, May 4, at noon, they decreased to 350 cfs
      • On Sunday, May 5, at noon, they decreased to 275 cfs

    UPDATE TO INTERIM FLOW RELEASES -May 2, 2013

      • On Thursday, May 2, at noon, flows released from Friant Dam decreased to 700 cfs

    UPDATE TO INTERIM FLOW RELEASES -April 12, 2013

    • On Friday, April 12, at 3 p.m., flows released from Friant Dam increased to 1,060 as part of the spring pulse flows
    • UPDATE TO INTERIM FLOW RELEASES - March 27, 2013
      • On Wednesday, March 27, at 8 a.m., flows released from Friant Dam decreased to 600 cfs due to lower water delivery demands out of the Mendota Pool

    Updated 2013 Interim Flows Schedule

    • UPDATE TO INTERIM FLOW RELEASES - March 22, 2013
      • On Friday, March 22, at 3 p.m., flows released from Friant Dam increased to 650 cfs
    • 2013 Interim Flows Schedule
    • UPDATE TO INTERIM FLOW RELEASES - March 18, 2013
      • On Monday, March 18, at noon, flows released from Friant Dam decreased to 370 cfs to maintian the flow target at Gravelly Ford
    • UPDATE TO INTERIM FLOW RELEASES - March 14, 2013
      • On Thursday, March 14, at noon, flows released from Friant Dam increased to 400 cfs to maintian the flow target at Gravelly Ford
    • UPDATE TO INTERIM FLOW RELEASES - March 10, 2013
      • On Sunday, March 10, at noon, flows released from Friant Dam decreased to 380 cfs to maintian the flow target at Gravelly Ford.
      UPDATE TO INTERIM FLOW RELEASES - March 6, 2013
      • On Wednesday, March 6, at noon, flows released from Friant Dam increased to 395 cfs to maintian the flow target at Gravelly Ford
      UPDATE TO INTERIM FLOW RELEASES - March 1, 2013
      • On Friday, March 1, at noon, flows released from Friant Dam decreased to 380 cfs to maintian the flow target at Gravelly Ford.
      UPDATE TO INTERIM FLOW RELEASES - February 25, 2013
      • On Monday, February 25, at noon, flows released from Friant Dam increased to 400 cfs to maintian the flow target at Gravelly Ford
      UPDATE TO INTERIM FLOW RELEASES - February 20, 2013
      • On Wednesday, February 20, at noon, flows released from Friant Dam decreased to 385 cfs to maintian the flow target at Gravelly Ford.
      UPDATE TO INTERIM FLOW RELEASES - January 18, 2013
      • On Friday, January 18, at noon, flows released from Friant Dam increased to 400 cfs to maintian the flow target at Gravelly Ford.
      UPDATE TO INTERIM FLOW RELEASES - January 15, 2013
      • On Tuesday, January 15, at noon, flows released from Friant Dam decreased to 380 cfs to maintian the flow target at Gravelly Ford.
      UPDATE TO INTERIM FLOW RELEASES - January 12, 2013
      • On Saturday, January 12, at noon, flows released from Friant Dam increased to 400 cfs to maintian the flow target at Gravelly Ford.
      UPDATE TO INTERIM FLOW RELEASES - January 11, 2013
      • On Friday, January 11, at noon, flows released from Friant Dam increased to 380 cfs to maintian the flow target at Gravelly Ford.
      UPDATE TO INTERIM FLOW RELEASES - January 8, 2013
      • On Tuesday, January 8, at noon, flows released from Friant Dam decreased to 350 cft to maintian the flow target at Gravelly Ford.
      UPDATE TO INTERIM FLOW RELEASES - January 4, 2013
      • On Friday, January 4, at noon, flows released from Friant Dam increased to 380 cft to maintian the flow target at Gravelly Ford.
Previous Updates
  • UPDATES TO INTERIM FLOW RELEASES for 2012
  • April 2012 Updated Interim Flows Release Schedule
  • Non-interactive spacerLandowners - concerned about potential seepage related to Interim Flows?
    • Call the Seepage Hotline: 916-978-4398
    • or
    • Click on InterimFlows@restoresjr.net and send us the following information:
      • Your name, phone number, and the best time to contact you
      • Description of the potential seepage location(s)
    • Program staff will follow up with you to discuss further and arrange a site visit, if needed.
    • Visit the Groundwater Monitoring Page to see recent groundwater level measurements.

    Non-interactive spacerInterim Flows Environmental Compliance

    Water Year 2012 Interim Flows Document(s)

    Water Year 2011 Interim Flows
    Final Supplemental Environmental Assessment September 2010
    Water Year 2010 Interim Flows
    Environmental Assessment - September 25, 2009
    Biological Assessment - May 2009
    • The Settlement identifies the releases of both Interim Flows and Restoration Flows. The Settlement stipulates the release of Interim Flows beginning October 1, 2009, and continuing until full Restoration Flows begin.
    • The purpose of the Interim Flows is to allow the Implementing Agencies to collect relevant data concerning flows, temperatures, fish needs, seepages losses, recirculation, recapture and reuse of flows. 

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    January 31, 2014

     

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