Cascades Diversion Dam Removal Project Environmental Assessment

Summary

SCH Number
2003021107
Lead Agency
United States National Park Service (NPS)
Document Title
Cascades Diversion Dam Removal Project Environmental Assessment
Document Type
EA - Environmental Assessment
Received
Document Description
The purpose of this project is to remove the Cascades Diversion Dam from the Merced River corridor, as it is an unnatural obstruction and limits the free-flowing condition of the river. In addition, the dam is classified as a high hazard structure. The dam, abutments, the intake structure, and above ground portions of the screenhouse would be removed.

Contact Information

Name
Michael Pieper
Agency Name
Yosemite National Park Service
Contact Types
Lead/Public Agency

Location

Counties
Mariposa
Cross Streets
El Portal Road (Hwy 140) & Big Oak Flat Road (Hwy 120)
Zip
95389
Total Acres
6
State Highways
140,120
Waterways
Merced River
Township
2S
Range
21E
Section
32
Base
MDB&M
Other Location Info
City: Yosemite Valley

Notice of Completion

State Review Period Start
State Review Period End
State Reviewing Agencies
California Department of Fish and Wildlife, Central Region 4 (CDFW), California Department of Parks and Recreation, California Department of Transportation, District 10 (DOT), California Department of Transportation, Division of Transportation Planning (DOT), California Native American Heritage Commission (NAHC), California Regional Water Quality Control Board, Central Valley Fresno Region 5 (RWQCB), California State Lands Commission (SLC), Central Valley Flood Protection Board, Department of Water Resources, Office of Emergency Services, California, Office of Historic Preservation, Resources Agency, State Water Resources Control Board, Division of Water Rights
Development Types
Other (National Park)
Local Actions
Dam Removal
Project Issues
Aesthetics, Air Quality, Cultural Resources, Cumulative Effects, Economics/Jobs, Fiscal Impacts, Flood Plain/Flooding, Geology/Soils, Hydrology/Water Quality, Recreation, Transportation, Vegetation, Wetland/Riparian, Wildfire, Wildlife

Disclaimer: The document was originally posted before CEQAnet had the capability to host attachments for the public. To obtain the original attachments for this document, please contact the lead agency at the contact information listed above. You may also contact the OPR via email at state.clearinghouse@opr.ca.gov or via phone at (916) 445-0613.

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