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DESCRIPTION:

Latitude 55°23'31",   Longitude 131°11'38"   NAD27

Ketchikan Gateway Borough, Alaska, Hydrologic Unit 19010102

Drainage area: 34.6 square miles

Datum of gage: 20.00 feet above   NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Current / Historical Observations     (availability statement)	1997-10-01	2025-12-10
Daily Data
Discharge, cubic feet per second	1915-06-01	2025-12-09	39316
Daily Statistics
Discharge, cubic feet per second	1915-06-01	2024-09-12	38864
Monthly Statistics
Discharge, cubic feet per second	1915-06	2024-09
Annual Statistics
Discharge, cubic feet per second	1915	2024
Peak streamflow	1915-10-16	2023-11-18	104
Field measurements	1915-05-20	2025-05-21	359
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1949-05-28	1978-08-04	14
Water-Year Summary	2006	2023	18
Revisions	Loading...

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