Resource Management Agency Seal

Resource Management Agency

Environmental Services

Environmental Services
Ph: (831) 755-4800
Fax: (831) 757-9516
1441 Schilling Place
2nd Floor -South
Salinas, Ca 93901

Although every effort is made to provide complete and accurate information on this website and all its documents, users are advised to contact applicable County Resource Management Agency staff before making project decisions and fee estimates.

Major Flood Hazards

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Photo of Carmel River, March 1995

Carmel River

Carmel River Watershed

The Carmel River drainage basin begins 3,500 feet above sea level on the western slopes of the Sierra de Salinas mountain range and drains 225 square miles into the Carmel River, which extends 25 miles, through Carmel Valley, and into the Monterey Bay National Marine Sanctuary at Carmel Bay. The San Clemente and Los Padres Dams are situated on the upper reaches of the Carmel River.

(Photo - Carmel River, March 1995)

Photo of Pajaro River, March 1995

Pajaro River

Pajaro River Watershed

The Pajaro River watershed encompasses four counties and drains approximately 1,300 square miles into the Pajaro River. It commences in San Benito and southern Santa Clara counties, and eventually forms the boundary between Monterey and Santa Cruz counties before it empties into the Monterey Bay National Marine Sanctuary. The river crosses the San Andreas fault with the upper watershed positioned on the North American plate, and the lower on the Pacific plate.

(Photo - Pajaro River, March 1995)

Salinas River, March 1995

Salinas River

Salinas River Watershed

The Salinas River watershed originates 4,000 ft. above sea level in the Santa Ynez Mountains and drains 4,600 square miles. The Salinas River has three main tributaries: Arroyo Seco, Nacimiento and San Antonio Rivers. The Salinas River flows 90 miles, emptying into the Monterey Bay National Marine Sanctuary. Nacimiento and San Antonio dams are located on tributaries to the Salinas River.

(Photo - Salinas River, March 1995)