Morris Dam, located in the Angeles National Forest, is a significant engineering marvel with a rich history. Built in the 1930s for water supply, it now serves flood control and groundwater recharge purposes. The dam played a crucial role in mitigating the 1938 Los Angeles Flood and was used as a naval weapons test site. Recently dedicated as a National Historic Civil Engineering Landmark, Morris Dam continues to be an important feature of the San Gabriel Mountains landscape.
What is the History of Morris Dam?
Morris Dam, officially known as the Samuel B. Morris Dam, has a fascinating history that spans nearly a century. Let’s explore its journey through time:
How was Morris Dam Constructed?
- Groundbreaking: April 1932
- Completion: May 1934
- Original Purpose: Water supply for Pasadena
- Construction Duration: Approximately 2 years
What are the Key Historical Events?
- 1935: Sold to Metropolitan Water District of Southern California
- 1938: Played crucial role in mitigating Los Angeles Flood
- World War II – 1990s: Used as Naval Weapons Test Site
- 1995: Sold to Los Angeles County Department of Public Works
- 2024: Dedicated as National Historic Civil Engineering Landmark
How has the Dam’s Purpose Changed Over Time?
| Period | Primary Purpose |
|---|---|
| 1930s | Water Supply |
| Present | Flood Control |
| Flow Regulation | |
| Groundwater Recharge |
What Hiking Opportunities Exist Around Morris Dam?
While specific trail information for Morris Dam is limited, the Angeles National Forest offers numerous hiking opportunities:
What are Some Nearby Trails?
- San Gabriel River Trail
- West Fork Trail
- Rincon-Red Box Trail
What Should Hikers Consider?
- Seasonal Conditions:
- Summer: High temperatures
- Winter: Potential snow
-
Dry Seasons: Increased wildfire risk
-
Preparation:
- Check current trail conditions
- Review weather forecasts
- Carry adequate water and supplies
What are the Fishing Regulations at Morris Dam?
Fishing at Morris Dam is subject to specific regulations to ensure sustainable practices and protect local ecosystems.
What Species Can Be Fished?
While exact species information is not provided, typical fish in similar reservoirs include:
- Trout
- Bass
- Catfish
What Licensing is Required?
- Valid California fishing license
- Potential additional permits or stamps for specific species
What are the Specific Fishing Rules?
- Catch limits enforced
- Size restrictions may apply
- Various fishing methods allowed (bait fishing, fly fishing, trolling)
- Gear and technique restrictions possible
Note: For precise, up-to-date regulations, consult the California Department of Fish and Wildlife or local fishing authorities.
How Have Water Levels Changed Over Time?
Water levels at Morris Dam have fluctuated due to various factors, impacting both its capacity and recreational use.
What is the Current Capacity?
- Original Capacity: 39,300 acre-feet
- Current Capacity: Approximately 27,800 acre-feet when full
What Factors Influence Water Levels?
- Sedimentation
- Water usage
- Natural precipitation
- Seasonal variations
How Do Water Levels Affect Recreation?
- Low Water Levels:
- Limited boat access
-
Potential impact on fish habitats
-
High Water Levels:
- Improved conditions for boating
- Potentially better fishing conditions
For current water levels and advisories, check with the Los Angeles County Department of Public Works or local recreational authorities.
What Makes Morris Dam a National Historic Landmark?
Morris Dam’s designation as a National Historic Civil Engineering Landmark in 2024 recognizes its significant contributions to engineering and local history.
Why is this Designation Important?
- Acknowledges innovative engineering techniques
- Recognizes the dam’s role in water management
- Highlights its historical significance in flood control
- Commemorates its contribution to naval weapons testing
What Features Contribute to its Historic Status?
- Unique design for its time
- Crucial role in regional water management
- Adaptation from water supply to flood control
- Dual-purpose use for civilian and military applications
Morris Dam stands as a testament to early 20th-century engineering prowess and continues to serve an essential role in the Angeles National Forest ecosystem and water management system.