STREAM GAGING STATION INFORMATION
ARROYO SECO
below Devils Gate Dam
STATION NO. F277-R
RECORDER: 5 min. interval data logger.
METHOD OF MEASUREMENT: Wading
DRAINAGE AREA: 32.5 square miles.
LOCATION: On the east side of the channel approximately 0.5 mile below Devil's Gate Dam, approximately 0.5 mile above Washington Street, Pasadena. Elevation of gage is approximately 926 feet.
REGULATION: Flow regulated by Devil's Gate Dam and Pasadena Water Department's gated diversion into channel above station.
DIVERSION: Pasadena Water Department diverts flow approximately two miles above Devil's Gate Dam for domestic use. Flow may be diverted to channel between Devil's Gate Dam and station from Pasadena Water Department.
CHANNEL: Sand and gravel, natural section.
CONTROL: Channel forms control.
LENGTH OF RECORD: At Station P277-R, November 30, 1942 to September 30, 1980. At station F277, October 01, 1980 to date.
REMARKS: Located, constructed, and operated by the Pasadena Water Department on January 1940. The operation was taken over by the Los Angeles County Flood Control District on November 30, 1942 in cooperation with the Pasadena Water Department.