Difference between revisions of "GCDAMP- HFE 2013"
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== ADDITIONAL == | == ADDITIONAL == | ||
*GCMRC has installed digital cameras that capture '''5 Images every day''' at '''33 sandbar monitoring sites''' throughout Marble and Grand Canyon between Lees Ferry and Diamond Creek. | *GCMRC has installed digital cameras that capture '''5 Images every day''' at '''33 sandbar monitoring sites''' throughout Marble and Grand Canyon between Lees Ferry and Diamond Creek. | ||
| − | + | *Modified original proposal to avoid additional WAPA hydropower loss (off-peak hour sales) -- Saves '''$30,000''' | |
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Revision as of 15:43, 28 October 2013
| High Flow Experiment- 2013 | |
 |
- HFE DETAILS -SUMMARY:
- Sediment in the system: 1.5 Million metric tons
- Starts on Monday, November 11th and ends November 16th 4 Day Peak--- 96 Hours
- Peak CFS: 37,200
- Estimated costs to WAPA Hydropower: $1.74 million
- Estimated acre feet of water bypassed during HFE: approx. 129,000 af
- Hourly Releases before and after HFE: fluctuate between 5,000 to 8,000 cfs
- Direct expenses for removal of concession assets: $9,961
SUPPORTING DOCUMENTS
- 131025 Final HFE Memo to Larry Walkoviak 10-25-13 with attachment
- 131022 Fall 2013 HFE Protocol Decision Process
- 131022 2013 HFE Locations and dates of hydrograph routing
- 131022 System Overview to Basin States- USGS Schmidt
- 131022 USGS Science Overview- Fisheries and Aquatic Ecology to Basin States- SVanderkooi
COMPLIANCE
- A 30-day letter was sent notifying MOA signatories of a possible HFE in November 2013.
- DOI consultation meeting with the Basin States_ October 22, 2013.
- Government to Government tribal consultation: Pueblo of Zuni_ September 10, 2013.
- Government to Government tribal consultation: Navajo Nation_ September 11, 2013.
CONCERNS
- Pueblo of Zuni: concern that multiple HFE's under the HFE protocol could result in power cost increases for individual rate payers.
Request to USBR made for detailed description on how the economic effects of multiple HFEs on power rate payers will be monitored.
ADDITIONAL
- GCMRC has installed digital cameras that capture 5 Images every day at 33 sandbar monitoring sites throughout Marble and Grand Canyon between Lees Ferry and Diamond Creek.
- Modified original proposal to avoid additional WAPA hydropower loss (off-peak hour sales) -- Saves $30,000
- CRC 0020.JPG
Contributor: Category: Sediment, Recreation, Water delivery
