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Streamflow Measurements for the Nation

! Streamflow measurement pages will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline and new pages.

USGS 15018000 SHELOKUM LK OUTLET NR BELL ISLAND AK
Ketchikan Gateway Borough, Alaska
Hydrologic Unit Code 19010105
Latitude  55°59'00", Longitude 131°39'00" NAD27
Drainage area 15.7  square miles
Gage datum 340 feet above NGVD29
Output formats
HTML table with channel data
HTML table without channel data
Tab-separated data with channel data
Tab-separated data without channel data
Graph of data
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Meas.
Number		   Date       Time Time
Datum		 Measurement
Used?		   Who Measuring
Agency		 Stream
flow
(ft3/s)		 Gage
Height
(ft)		 GH
Change
(ft)		 Meas.
Duration
(hr)		 Meas.
Rated		   Control Flow
Adjust.
Code 		 Channel
Number		 Channel
Name		 Meas.
type 		 Stream
flow
method 		 Velocity
method 		 Channel
flow
(ft3/s)		 Channel
width
(ft)		 Channel
area
(ft2)		 Channel
vel.
(ft/s)		 Channel
stability 		 Channel
material 		 Channel
evenness 		 Long.
vel.
desc. 		 Horz.
vel.
desc. 		 Vert.
vel.
desc. 		 Channel
loc.
code 		 Channel
loc.
dist.(ft)
121919-03-04 05:30AKSTYesghcUSGS15.01.14 GoodClearNONE1Imported Channel 1WADEunspeunkno15.019.010.61.10UNSPUNSPUNSPunknUNSPUNSPUNSP
111918-08-10 03:40AKSTYescanUSGS3303.04 GoodClearNONE1Imported Channel 1CWAYunspeunkno33076.02320.00UNSPUNSPUNSPunknUNSPUNSPUNSP
101917-06-21 03:28AKSTYescanUSGS4203.30 GoodClearNONE1Imported Channel 1CWAYunspeunkno42079.02770.00UNSPUNSPUNSPunknUNSPUNSPUNSP
91917-04-13 -- ----YescanUSGS42.0 GoodClearNONE1Imported Channel 1WADEunspeunkno42.060.01340.30UNSPUNSPUNSPunknUNSPUNSPUNSP
81916-04-18 10:45AKSTYescanUSGS1031.90 GoodClearNONE1Imported Channel 1CWAYunspeunkno10370.01600.64UNSPUNSPUNSPunknUNSPUNSPUNSP
71915-10-17 03:00AKSTYescanUSGS4843.47 GoodClearNONE1Imported Channel 1CWAYunspeunkno48477.02841.70UNSPUNSPUNSPunknUNSPUNSPUNSP
61915-10-15 06:40AKSTYescanUSGS22806.32 GoodClearNONE1Imported Channel 1CWAYunspeunkno228083.050.04.56UNSPUNSPUNSPunknUNSPUNSPUNSP
51915-09-15 07:00AKSTYescanUSGS86.01.75 GoodClearNONE1Imported Channel 1WADEunspeunkno86.069.01510.57UNSPUNSPUNSPunknUNSPUNSPUNSP
41915-09-14 01:35AKSTYescanUSGS42.01.35 GoodClearNONE1Imported Channel 1WADEunspeunkno42.069.01220.34UNSPUNSPUNSPunknUNSPUNSPUNSP
21915-07-09 11:15AKSTYescanUSGS87.01.78 GoodClearNONE1Imported Channel 1WADEunspeunkno87.067.01601.30UNSPUNSPUNSPunknUNSPUNSPUNSP
11915-06-04 02:00AKSTYescanUSGS2942.78 GoodClearNONE1Imported Channel 1BOATunspeunkno29474.02241.31UNSPUNSPUNSPunknUNSPUNSPUNSP