USGS Water-Year Summary 2023
415954121312100 LOST RIVER AT STATELINE ROAD, NEAR HATFIELD, CA
LOCATION - Lat 41°59'53.9", long 121°31'21.0" referenced to North American Datum of 1983, Klamath County, OR, Hydrologic Unit 18010204, and on left bank.
WATER-QUALITY RECORDS
PERIOD OF RECORD - WATER TEMPERATURE: May 2021 to current year (seasonal records only).
INSTRUMENTATION - Temperature probe and data logger.
EXTREMES FOR PERIOD OF RECORD - WATER TEMPERATURE: Maximum, 30.6°C July 19, 21, 2023; minimum, 2.9°C Oct 12, 2021.