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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 15200400 GULKANA R AT GULKANA AK
Copper River Census Area County, Alaska
Hydrologic Unit Code 190201020606
Latitude  62°16'08", Longitude 145°22'50" NAD27
Drainage area 1,966.0  square miles
Gage datum 1,389.0 feet above NAVD88
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)
132005-08-09 18:56AKDTYesjgl/jrmUSGS1880 ExcellentClearNONE1Imported Channel 1CRANunspeunkno18802306103.08UNSPUNSPUNSPunknUNSPUNSPUNSP
122001-08-23 10:15AKDTYesJSC/JDEUSGS997 UnspecifiedClearNONE1Imported Channel 1CRANunspeunkno9971804232.35UNSPUNSPUNSPunknUNSPUNSPUNSP
111998-08-31 -- ----YesxxxUSGS1580 Unspecified NONE1Imported Channel 1UNSPother 1580 UNSPUNSPUNSPunknUNSPUNSPUNSP
101971-07-10 13:50AKDTYesVMN/JDMUSGS204071.33-0.041.50FairClearNONE1Imported Channel 1CRANunspeunkno20402244944.13UNSPUNSPUNSPunknUNSPUNSPUNSP
91971-06-04 13:50AKDTYesLSL/JDMUSGS3220 UnspecifiedClearNONE1Imported Channel 1CRANunspeunkno32202606255.15UNSPUNSPUNSPunknUNSPUNSPUNSP
81971-03-16 13:00AKSTYesJDM/DRKUSGS130 FairIceCoverNONE1Imported Channel 1ICEQSCMMunkno13084.092.31.41UNSPUNSPUNSPunknUNSPUNSPUNSP
71970-12-05 08:10AKSTYesJ N/JDMUSGS239 PoorIceCoverNONE1Imported Channel 1ICEQSCMMunkno2391671441.66UNSPUNSPUNSPunknUNSPUNSPUNSP
61970-10-03 07:55AKDTYesJDM/LLDUSGS118071.000.000.30FairClearNONE1Imported Channel 1UNSPother 1180 UNSPUNSPUNSPunknUNSPUNSPUNSP
51970-08-20 09:20AKDTYesJDM/DRSUSGS79370.78-0.010.60GoodClearNONE1Imported Channel 1WADEunspeunkno7931532872.76UNSPUNSPUNSPunknUNSPUNSPUNSP
41970-07-10 10:00AKDTYesJDM/J RUSGS75770.80 GoodClearNONE1Imported Channel 1WADEunspeunkno7571733102.44UNSPUNSPUNSPunknUNSPUNSPUNSP
31965-10-04 11:30AKSTYesJDM/RATUSGS1150 GoodClearNONE1Imported Channel 1WADEunspeunkno11502893892.93UNSPUNSPUNSPunknUNSPUNSPUNSP
21965-09-06 10:45AKSTYesJDM/L GUSGS975 PoorClearNONE1Imported Channel 1BRUSunspeunkno9751832803.48UNSPUNSPUNSPunknUNSPUNSPUNSP
11965-05-21 13:15AKSTYesMMH/GWCUSGS3950 FairClearNONE1Imported Channel 1CRANunspeunkno39502517825.05UNSPUNSPUNSPunknUNSPUNSPUNSP