GEM LAKE

Reservoir Levels Weather Hydrology


RESERVOIR CALIFORNIA

Gem Lake


May 3, 2024

Gem Lake, located in Mono County, California, is a private hydroelectric dam constructed in 1917 by L.R. Jorgensen. The dam stands at a height of 80 feet and has a capacity of 17,228 acre-feet, serving as a vital source of water storage for the surrounding area. With a maximum discharge of 1,700 cubic feet per second, Gem Lake plays a crucial role in regulating water flow and providing hydroelectric power to the region.

The dam's primary purpose is hydroelectric generation, but it also offers recreational opportunities for visitors to enjoy. Situated on Rush Creek, the dam spans 688 feet in length and covers a surface area of 282 acres. Despite its age, Gem Lake Dam is regularly inspected and regulated by both state and federal agencies to ensure its structural integrity and safety. With a high hazard potential and moderate risk assessment, the dam remains a key feature in the water resource management and climate resilience efforts in the area.

Gem Lake Dam is a testament to the intersection of human ingenuity and natural resource management, showcasing the importance of sustainable hydroelectric infrastructure in a changing climate. As water resource and climate enthusiasts, understanding the significance of structures like Gem Lake Dam is crucial in safeguarding our water supply and adapting to environmental challenges. With its rich history and continued utility, Gem Lake Dam stands as a symbol of resilience and innovation in the face of evolving climate conditions.



Year_Completed 1917
Dam_Height 80
River_Or_Stream Rush Creek
Dam_Length 688
Primary_Dam_Type Concrete
Surface_Area 282
Hydraulic_Height 80
Drainage_Area 21.6
Nid_Storage 17228
Structural_Height 80
Hazard_Potential High
Foundations Rock
Nid_Height 80

Weather Outlook



16 Day Long Term Forecast

Seasonal Comparison


Historical Data


Area Boat Ramps

FLORENCE LAKE CAMPGROUND
Upper San Joaquin Watershed, California
RAMP ROAD MONO COUNTY
East Walker Watershed, California
NAVY BEACH PADDLE BOAT LAUNCH
Mono Lake Watershed, California
LAKE EDISON BOATING SITE
Upper San Joaquin Watershed, California
GULL MEADOWS CAR TOP BOAT LAUNCH
Mono Lake Watershed, California
REDINGER BOATING SITE
Upper San Joaquin Watershed, California
MAMMOTH POOL RD, CALIFORNIA
Upper San Joaquin Watershed, California
HUNTINGTON BOAT RAMP & LAUNCHING SITE
Upper San Joaquin Watershed, California
FLORENCE LAKE BOATING SITE
Upper San Joaquin Watershed, California

Rafting & Kayaking

HEADWATERS TO SOUTH OF UPPER TRUCKEE ROAD (SEC LINE BETWEEN 17/20 INTERCEPTS RIVER AND UNNAMED TRIBUTARY)
Lake Tahoe Watershed, California
HEADWATERS IN SEC 15,T10N, R17E TO CONFLUENCE WITH SILVER FORK OF AMERICAN RIVER
South Fork American Watershed, California
1/4 MILE NORTH OF STATE HIGHWAY 50 TO AVALANCHE LAKE
South Fork American Watershed, California
CENTERVILLE FLAT TO HANGMAN'S BRIDGE
Upper Carson Watershed, California
HEADWATERS IN SEC 7, T11N, R18E TO BLAIR BRIDGE
Lake Tahoe Watershed, California
HEADWATERS TO TRAILHEAD
Truckee Watershed, California
STATE HIGHWAY 50 TO 1/4 MILE NORTH OF STATE HIGHWAY 50
South Fork American Watershed, California
HIGHWAY 4 TO SALT SPRINGS RESERVOIR
Upper Mokelumne Watershed, California
HEADWATERS IN SEC 2, T9N, R18E TO CONFLUENCE WITH MOKELUMNE RIVER
Upper Mokelumne Watershed, California
SOURCE SEC 24, T6N, R21E TO CENTERVILLE FLAT
Upper Carson Watershed, California

Parks & Recreation

                                                       

Grover Hot Springs State Park

Wildlife Area Slinkard / Little Antelope

Toiyabe National Forest

Wilderness Carson-Iceberg

Heenan Lake Wildlife Area

Bodie State Historic Park

Topaz Lake Park

Wilderness Wovoka

Walker Lake State Recreation Area

Wilderness Emigrant

                                                                                                                       
                                               
TIOGA LAKE OVERLOOK INFO SITE
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LEMBERT DOME
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WAWONA VISITOR CENTER
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POTHOLE DOME
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PARSONS MEMORIAL LODGE
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WASHBURN POINT
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SOUTH TUFA
VALLEY VISITOR CENTER & THEATER
The Valley Visitor Center & Theater is an essential stop for visitors to California's Yosemite National Park. Here are some reasons why: 1. Helpful Information: The Visitor Center provides a ...
TUOLUMNE MEADOWS
Welcome to Tuolumne Meadows, located in Yosemite National Park, California. This breathtaking area offers visitors a chance to experience high-elevation wilderness at its finest. Here are some reasons why you ...

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