BOARD00716

• Board Meeting Date: 5/24/1999
• Description: WSP Section - Colorado River Basin Issues - Quantification of the National Park Service Reserved Water Right for the Black Canyon of the Gunnison National Monument ‎(USA v Denver 79SA99 and 100)‎
• Board Meetings - Doc Type: Memo

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CO-MANAGEMENT OF THE WATER RIGHTS
FOR THE MONUMENT AND ASPINALL UNIT

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Priority would shift among the following:

· A year round minimum flow (300 cfs),
· A spring season (May-June) peak flow (3,500 to 12,000+ cfs) with
appropriate ramping rates,
· Shoulder flows up to 800 cfs,
· Flood control,
· Compact deliveries,
· Yield from Aspinall (-240,000 AFY),
· Reservoir storage targets (e.g. to fill Blue Mesa Reservoir, minimize
ice jam flooding above Blue Mesa Reservoir),
· Hydropower generation,
· Recreation in the Gunnison Gorge and at Curecanti NRA,
· Endangered species needs.

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Priority would be determined based on the following
factors:

· Expected runoff volume.
· Pre-runoff season reservoir content.
· Season ofthe year.
· Capabilities of the physical structures.

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