USGS Water-Year Summary 2023
11046090 Las Flores Creek at Las Pulgas Canyon, near Oceanside, CA
LOCATION - Lat 33°19'07", long 117°26'13" referenced to North American Datum of 1927, in NE 1/4 SE 1/4 sec.07, T.10 S., R.5 W., San Diego County, CA, Hydrologic Unit 18070301, on Camp Joseph H. Pendleton Naval Reservation, on right bank, 2.7 mi upstream from mouth, and 9.7 mi northwest of Oceanside.
DRAINAGE AREA - 15.6 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1998 to September 2014 (discontinued).
GAGE - Water-stage recorder and crest-stage gage. Elevation of gage is 110 ft above NGVD of 1929, from topographic map.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 1,640 ft³/s, Jan. 11, 2005, gage height, 13.06 ft, from rating curve extended above 186 ft³/s; no flow for many days in most years.