USGS Water-Year Summary 2021
15239070 BRADLEY RIVER NEAR TIDEWATER NEAR HOMER, AK
LOCATION - Lat 59°48'06", long 150°52'58" referenced to North American Datum of 1927, in SE 1/4 NE 1/4 sec.30, T.4 S., R.9 W., Kenai Peninsula Borough, AK, Hydrologic Unit 19020301, (Seldovia D-3 quad), on right bank, 0.7 mi upstream from mouth, 0.8 mi downstream from Middle Fork Bradley River, 4.3 mi downstream from Bradley Lake outlet and dam site, and 25 mi east of Homer.
DRAINAGE AREA - 82.4 mi². Indeterminate, regulated
PERIOD OF RECORD - May 1983 to current year.
GAGE - Water-stage recorder. Elevation of gage is 25 ft above sea level, from topographic map.
PERIOD OF RECORD - Water years 1986 to 1999, and October 2010 to current year.
PERIOD OF DAILY RECORD - Water Temperature: May to October 1986 (fragmentary), January 1987 to September 1999, and August 2010 to current year.
Intragravel Temperature: April 1986 to September 1999 (fragmentary), and October 2010 to current year.
INSTRUMENTATION - Electronic water temperature recorder at 15-minute recording interval. Water temperature probe installed on August 27, 2010. Intragravel temperature probe re-installed on October 13, 2010. Intragravel temperature probe location affects values recorded. The present location is similar to the probe location from Decmber 1, 1987 to November 19, 1989.
EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum, 15.0°C, July 29-30, 1997; Minimum, 0.0°C on many days during the winter periods.
INTRAGRAVEL TEMPERATURE: Maximum, 14.0°C, August 3, 1999; Minimum, 0.0°C on many days during most winter periods.