A 2025 Spring HFE
From Glen Canyon Dam AMP
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Contents
- 1 2025 Spring High Flow Experiment Snapshot
- 2 Resource Considerations
- 3 Assessment of Resources
- 3.1 Archaeological and Cultural Resources
- 3.2 Natural Processes (Flow Regime)
- 3.3 Natural Processes (Aquatic Food Base)
- 3.4 Humpback chub (Gila cypha) and Native Fish
- 3.5 Hydropower and Energy
- 3.6 Recreational Experience
- 3.7 Sediment
- 3.8 Rainbow Trout (Oncorhynchus mykiss) Fishery
- 3.9 Nonnative Invasive Species - Green Sunfish (Lepomis cyanellus)
- 3.10 Nonnative Invasive Species- Brown Trout (Salmo trutta)
- 3.11 Nonnative Invasive Species – Smallmouth Bass (Micropterus dolomieu)
- 3.12 Nonnative Invasive Species – Other Fishes
- 3.13 Riparian Vegetation
- 3.14 Water Delivery - Monthly, Daily, and Hourly Releases
- 3.15 Water Quality
- 3.16 Slough
- 3.17 Dam Maintenance and Operations
- 3.18 Safety Considerations: Recreational Safety
- 3.19 Safety Considerations: Research and Monitoring
- 4 SUPPORTING DOCUMENTS
- 5 COMPLIANCE
- 6 ADDITIONAL
2025 Spring High Flow Experiment Snapshot
Recommendation Summary
Planning/Implementation (PI) Leadership Team Recommendation
Considerations to be discussed during the decision to conduct a 2025 spring HFE.
Future Considerations for the PI Process:
Resource Considerations
HFE Sand Budget Model
HFE Sand Budget Model Assumptions:
Assessment of Resources
Archaeological and Cultural Resources
Natural Processes (Flow Regime)
Natural Processes (Aquatic Food Base)
Humpback chub (Gila cypha) and Native Fish
Hydropower and Energy
Recreational Experience
Sediment
Rainbow Trout (Oncorhynchus mykiss) Fishery
Nonnative Invasive Species - Green Sunfish (Lepomis cyanellus)
Nonnative Invasive Species- Brown Trout (Salmo trutta)
Nonnative Invasive Species – Smallmouth Bass (Micropterus dolomieu)
Nonnative Invasive Species – Other Fishes
Riparian Vegetation
Water Delivery - Monthly, Daily, and Hourly Releases
Water Quality
Slough
Dam Maintenance and Operations
Safety Considerations: Recreational Safety
Safety Considerations: Research and Monitoring
SUPPORTING DOCUMENTS
COMPLIANCE
ADDITIONAL
