Difference between revisions of "The 2017 Fall HFE"

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== 2017 High Flow Experiment Snapshot ==
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== 2017 Fall High Flow Experiment Snapshot ==
*The 2017 HFE was not conducted for lack of adequate sediment input from the Paria River
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*A 2017 HFE was not conducted for lack of adequate sediment input from the Paria River
  
 
==Sediment Conditions==
 
==Sediment Conditions==
'''Fall Accounting Period'''
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'''Fall Accounting Period''' [[File:2017 FallHFE Paria.png|thumb|right|400px|[http://www.gcmrc.gov/discharge_qw_sediment/station/GCDAMP/09382000#/ '''Paria River gage at Lees Ferry'''] ]]
*Paria input (Jul 1 - Nov 30): 274,000
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*Paria input (Jul 1 - Nov 30): 274,189
*Accumulated in Upper Marble Canyon (Jul 1 - Nov 30, lower bound) = 2,000
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*Accumulated in Upper Marble Canyon (Jul 1 - Nov 30, lower bound) = 1,500
*Accumulated in Lower Marble Canyon (Jul 1 - Nov 30, lower bound) = 2,000
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*Accumulated in Lower Marble Canyon (Jul 1 - Nov 30, lower bound) = 1,100
*Available for HFE: 2,000 + 2,000 = 4,000
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*Available for HFE: 1,500 + 1,100 = 1,600
 
 
'''Winter Accounting Period'''
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'''Spring Accounting Period''' [[File:2017 FallHFE UpperMarbleCanyon.png|thumb|right|400px|[http://www.gcmrc.gov/discharge_qw_sediment/reach/GCDAMP/09380000/09383050 '''Upper Marble Canyon'''] ]]
 
*Paria input (Dec 1 to Apr 1): 17,000
 
*Paria input (Dec 1 to Apr 1): 17,000
 
*Evacuated from Upper Marble Canyon (Dec 1 to Apr 1, lower bound) = -187,000
 
*Evacuated from Upper Marble Canyon (Dec 1 to Apr 1, lower bound) = -187,000
 
*Evacuated from Lower Marble Canyon (Dec 1 to Apr 1, lower bound) = -16,000
 
*Evacuated from Lower Marble Canyon (Dec 1 to Apr 1, lower bound) = -16,000
*Available for spring HFE: 17,000 - 187,000 -16,000 = -186,000
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*Available for spring HFE: -187,000 + -16,000 = -203,000
  
== SUPPORTING DOCUMENTS ==
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[[File:2017 FallHFE LowerMarbleCanyon.png|thumb|right|400px|[http://www.gcmrc.gov/discharge_qw_sediment/reach/GCDAMP/09383050/09383100 '''Lower Marble Canyon'''] ]]
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== SUPPORTING DOCUMENTS ==  
  
 
== COMPLIANCE ==
 
== COMPLIANCE ==

Latest revision as of 11:10, 21 July 2021

High Flow Experiment- 2017
CRC 121119 0038.JPG

2017 Fall High Flow Experiment Snapshot

  • A 2017 HFE was not conducted for lack of adequate sediment input from the Paria River

Sediment Conditions

Fall Accounting Period
  • Paria input (Jul 1 - Nov 30): 274,189
  • Accumulated in Upper Marble Canyon (Jul 1 - Nov 30, lower bound) = 1,500
  • Accumulated in Lower Marble Canyon (Jul 1 - Nov 30, lower bound) = 1,100
  • Available for HFE: 1,500 + 1,100 = 1,600
Spring Accounting Period
  • Paria input (Dec 1 to Apr 1): 17,000
  • Evacuated from Upper Marble Canyon (Dec 1 to Apr 1, lower bound) = -187,000
  • Evacuated from Lower Marble Canyon (Dec 1 to Apr 1, lower bound) = -16,000
  • Available for spring HFE: -187,000 + -16,000 = -203,000

SUPPORTING DOCUMENTS

COMPLIANCE

CONCERNS

ADDITIONAL