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Streamflow Measurements for Alaska

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! 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 15910000 SAGAVANIRKTOK R NR SAGWON AK
North Slope Borough, Alaska
Hydrologic Unit Code 19060402
Latitude  69°05'24", Longitude 148°45'34" NAD27
Drainage area 2,200  square miles
Gage datum 1,000 feet above NGVD29
Output formats
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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)
411978-09-26 12:50AKDTYesJEK/__VUSGS11509.70 FairClearNONE1Imported Channel 1WADEunspeunkno11503026131.88UNSPUNSPUNSPunknUNSPUNSPUNSP
401978-08-12 17:00AKDTYesJEKUSGS173010.30 FairClearNONE1Imported Channel 1WADEunspeunkno17302957162.42UNSPUNSPUNSPunknUNSPUNSPUNSP
391977-11-16 12:00AKSTYesSGS/JEKUSGS143 PoorIceCoverNONE1Imported Channel 1ICEQSCMMunkno14316198.11.46UNSPUNSPUNSPunknUNSPUNSPUNSP
381977-10-06 09:30AKDTYesJEK/V__USGS5819.27 FairIceShoreNONE1Imported Channel 1WADEunspeunkno5812656520.89UNSPUNSPUNSPunknUNSPUNSPUNSP
371977-08-20 16:50AKDTYesSGS/JEKUSGS445012.32-0.040.60FairClearNONE1Imported Channel 1BOATunspeunkno445029511903.74UNSPUNSPUNSPunknUNSPUNSPUNSP
361977-02-13 -- ----YesSGS/JEKUSGS0.00 PoorIceCoverNONE1Imported Channel 1ICEQSCMMunkno0.0034.011.40.00UNSPUNSPUNSPunknUNSPUNSPUNSP
351976-11-05 11:45AKSTYesSGS/JPMUSGS124 FairIceCoverNONE1Imported Channel 1ICEQSCMMunkno12448.073.51.69UNSPUNSPUNSPunknUNSPUNSPUNSP
341976-09-18 10:30AKDTYesB_P/__KUSGS1440 GoodClearNONE1Imported Channel 1WADEunspeunkno14403655982.41UNSPUNSPUNSPunknUNSPUNSPUNSP
331976-07-25 12:30AKDTYesJEK/JPMUSGS504012.370.021.20GoodClearNONE1Imported Channel 1BOATunspeunkno504029011404.42UNSPUNSPUNSPunknUNSPUNSPUNSP
321976-06-16 15:45AKDTYesSGS/RLBUSGS670013.120.002.00FairClearNONE1Imported Channel 1BOATunspeunkno670032013205.08UNSPUNSPUNSPunknUNSPUNSPUNSP
311976-05-15 09:00AKDTYesGSG/D_KUSGS251 GoodIceCoverNONE1Imported Channel 1WADEunspeunkno25155.091.52.74UNSPUNSPUNSPunknUNSPUNSPUNSP
301976-04-20 13:15AKSTYesJPMUSGS1.03 FairIceCoverNONE1Imported Channel 1WADEunspeunkno1.0311.06.550.16UNSPUNSPUNSPunknUNSPUNSPUNSP
291975-11-06 14:00AKSTYesJPM/__WUSGS224 PoorIceCoverNONE1Imported Channel 1ICEQSCMMunkno22446.098.72.27UNSPUNSPUNSPunknUNSPUNSPUNSP
281975-09-18 17:00AKDTYesSGS/__GUSGS167010.71 FairClearNONE1Imported Channel 1WADEunspeunkno16703257632.19UNSPUNSPUNSPunknUNSPUNSPUNSP
271975-08-22 11:30AKDTYesJPM/GLNUSGS233011.130.001.20FairClearNONE1Imported Channel 1BOATunspeunkno23302708082.88UNSPUNSPUNSPunknUNSPUNSPUNSP
261975-07-30 11:50AKDTYesB_P/__DUSGS322011.650.021.00FairClearNONE1Imported Channel 1BOATunspeunkno322029310003.21UNSPUNSPUNSPunknUNSPUNSPUNSP
251975-07-10 14:40AKDTYesSGS/B_PUSGS344011.67 GoodClearNONE1Imported Channel 1BOATunspeunkno344029010003.44UNSPUNSPUNSPunknUNSPUNSPUNSP
241975-06-06 17:20AKDTYesDCT/JPMUSGS644013.010.102.20FairClearNONE1Imported Channel 1BOATunspeunkno644036014604.41UNSPUNSPUNSPunknUNSPUNSPUNSP
231975-05-16 17:00AKDTYesSGS/S_JUSGS1250 PoorIceCoverNONE1Imported Channel 1WADEunspeunkno1250 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
221975-04-20 11:25AKDTYes__C/JPMUSGS1.24 PoorIceCoverNONE1Imported Channel 1WADEunspeunkno1.2416.013.50.09UNSPUNSPUNSPunknUNSPUNSPUNSP
211974-09-06 14:55AKDTYesB_P/__CUSGS195010.640.000.80GoodClearNONE1Imported Channel 1WADEunspeunkno19503408712.24UNSPUNSPUNSPunknUNSPUNSPUNSP
201974-08-07 10:55AKDTYesRLB/__TUSGS268011.280.020.60FairClearNONE1Imported Channel 1BOATunspeunkno26802558133.29UNSPUNSPUNSPunknUNSPUNSPUNSP
191974-04-09 10:45AKDTYesRLB/__CUSGS1.60 PoorIceCoverNONE1Imported Channel 1ICEQSCMMunkno1.6023.017.00.09UNSPUNSPUNSPunknUNSPUNSPUNSP
181973-11-15 11:00AKSTYesB_P/DCTUSGS35.9 FairIceCoverNONE1Imported Channel 1WADEunspeunkno35.937.027.81.29UNSPUNSPUNSPunknUNSPUNSPUNSP
171973-09-08 08:00AKDTYesRDL/C_RUSGS213011.00-0.011.30Good NONE1Imported Channel 1BOATunspeunkno2130299 2.17UNSPUNSPUNSPunknUNSPUNSPUNSP
161973-08-10 15:15AKDTYesRLB/SGSUSGS813013.570.020.80FairClearNONE1Imported Channel 1BOATunspeunkno813033015005.42UNSPUNSPUNSPunknUNSPUNSPUNSP
151973-05-09 12:30AKDTYesB_P/D_KUSGS51.8 FairIceCoverNONE1Imported Channel 1WADEunspeunkno51.832.028.81.62UNSPUNSPUNSPunknUNSPUNSPUNSP
141972-11-28 11:35AKSTYesSGS/B_PUSGS127 FairIceCoverNONE1Imported Channel 1WADEunspeunkno12736.040.83.11UNSPUNSPUNSPunknUNSPUNSPUNSP
131972-08-30 10:40AKDTYesRLB/B_PUSGS444012.290.000.60GoodClearNONE1Imported Channel 1BOATunspeunkno444030511503.81UNSPUNSPUNSPunknUNSPUNSPUNSP
121972-07-11 10:45AKDTYesJPM/__SUSGS415012.200.061.00GoodClearNONE1Imported Channel 1BOATunspeunkno415037710503.94UNSPUNSPUNSPunknUNSPUNSPUNSP
111972-03-17 11:00AKSTYesJPM/__SUSGS1.66 PoorIceCoverNONE1Imported Channel 1WADEunspeunkno1.6613.02.150.77UNSPUNSPUNSPunknUNSPUNSPUNSP
101971-09-09 13:50AKDTYesSGS/B_PUSGS9429.87 GoodClearNONE1Imported Channel 1WADEunspeunkno9422504072.32UNSPUNSPUNSPunknUNSPUNSPUNSP
91971-08-01 11:10AKDTYesJPM/__CUSGS432012.400.000.50FairClearNONE1Imported Channel 1BOATunspeunkno432033513203.27UNSPUNSPUNSPunknUNSPUNSPUNSP
81971-06-05 16:30AKDTYesB_P/LRMUSGS737013.280.002.00GoodClearNONE1Imported Channel 1BOATunspeunkno737034815704.69UNSPUNSPUNSPunknUNSPUNSPUNSP
71971-04-17 09:45AKSTYesSGS/__KUSGS1.52 PoorIceCoverNONE1Imported Channel 1WADEunspeunkno1.5217.010.11.51UNSPUNSPUNSPunknUNSPUNSPUNSP
6A1971-03-17 -- ----YesSGS/__KUSGS1.81 PoorIceCoverNONE1Imported Channel 1ICEQSCMMunkno1.8132.03.190.00UNSPUNSPUNSPunknUNSPUNSPUNSP
61971-03-17 -- ----YesSGS/__KUSGS1.85 FairIceCoverNONE1Imported Channel 1WADEunspeunkno1.8512.56.180.30UNSPUNSPUNSPunknUNSPUNSPUNSP
51970-11-15 13:00AKSTYesJPM/__NUSGS249 FairIceCoverNONE1Imported Channel 1ICEQSCMMunkno2492151921.14UNSPUNSPUNSPunknUNSPUNSPUNSP
41970-09-03 09:00AKDTYesJPM/SGSUSGS225011.18-0.021.00GoodClearNONE1Imported Channel 1WADEunspeunkno22503238372.69UNSPUNSPUNSPunknUNSPUNSPUNSP
31970-08-14 16:15AKDTYesJPM/__BUSGS253011.520.000.80FairClearNONE1Imported Channel 1BOATunspeunkno25303688303.05UNSPUNSPUNSPunknUNSPUNSPUNSP