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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 15087300 FALLS C NR PETERSBURG AK
Petersburg Borough, Alaska
Hydrologic Unit Code 19010210
Latitude  56°40'56", Longitude 132°55'20" NAD27
Drainage area 17.4  square miles
Gage datum 50 feet above NGVD29
Output formats
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Tab-separated data with channel 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)
302008-10-17 08:37AKDTYesbas/rhhUSGS40719.810.001.00GoodClearNONE1Imported Channel 1WADEQSCMMVPAA407 FIRMLDGEEVENunknEVENUNSPDNST250.00
292008-06-04 11:46AKDTYesrhhUSGS58.718.410.000.50FairClearNONE1Imported Channel 1WADEunspeunkno58.764.080.10.73UNSPUNSPUNSPunknUNSPUNSPUNSP
282008-04-29 17:52AKDTYesrhhUSGS12518.77-0.010.50FairClearNONE1Imported Channel 1WADEunspeunkno12568.01031.21UNSPUNSPUNSPunknUNSPUNSPUNSP
272008-03-17 17:20AKDTYesrhhUSGS13918.850.000.50FairClearNONE1Imported Channel 1WADEunspeunkno13969.01051.33UNSPUNSPUNSPunknUNSPUNSPUNSP
262007-12-26 16:31AKSTYesmdn/rhhUSGS68.718.43-0.010.90FairClearNONE1Imported Channel 1WADEunspeunkno68.766.080.90.85UNSPUNSPUNSPunknUNSPUNSPUNSP
252007-10-30 14:00AKDTYesDLHUSGS85120.820.160.70FairClearNONE1Imported Channel 1CRANunspeunkno85188.03482.48UNSPUNSPUNSPunknUNSPUNSPUNSP
242007-10-24 13:30AKDTYesbas/rhhUSGS46519.94-0.040.70FairClearNONE1Imported Channel 1WADEunspeunkno46579.01752.66UNSPUNSPUNSPunknUNSPUNSPUNSP
232007-08-26 18:45AKDTYesbas/rhhUSGS10.517.860.000.50FairClearNONE1Imported Channel 1WADEunspeunkno10.546.529.30.36UNSPUNSPUNSPunknUNSPUNSPUNSP
222007-06-23 17:30AKDTYesegnUSGS28.818.120.000.50GoodClearNONE1Imported Channel 1WADEunspeunkno28.834.038.40.75UNSPUNSPUNSPunknUNSPUNSPUNSP
212007-05-09 08:20AKDTYesjmg/rhhUSGS92.518.610.000.50FairClearNONE1Imported Channel 1WADEunspeunkno92.567.075.11.23UNSPUNSPUNSPunknUNSPUNSPUNSP
202007-04-24 15:24AKDTYesrhh/dlhUSGS23719.190.000.50FairClearNONE1Imported Channel 1WADEunspeunkno23771.01351.70UNSPUNSPUNSPunknUNSPUNSPUNSP
192007-01-25 16:27AKSTYesbas/jmgUSGS13018.780.000.50FairClearNONE1Imported Channel 1WADEunspeunkno13071.086.81.50UNSPUNSPUNSPunknUNSPUNSPUNSP
182006-11-28 17:45AKSTYesrhhUSGS8.98 PoorIceCoverNONE1Imported Channel 1WADEunspeunkno8.9862.052.30.17UNSPUNSPUNSPunknUNSPUNSPUNSP
172006-10-04 10:10AKDTYesehm/rhhUSGS42.818.220.000.50FairClearNONE1Imported Channel 1WADEunspeunkno42.865.075.40.57UNSPUNSPUNSPunknUNSPUNSPUNSP
162006-07-10 09:07AKDTYesrhh/basUSGS99.018.65-0.020.60FairClearNONE1Imported Channel 1WADEunspeunkno99.070.084.51.17UNSPUNSPUNSPunknUNSPUNSPUNSP
152006-06-22 13:51AKDTYesrhhUSGS91.318.61-0.020.50FairClearNONE1Imported Channel 1WADEunspeunkno91.344.064.01.43UNSPUNSPUNSPunknUNSPUNSPUNSP
142006-04-19 13:20AKDTYesRHHUSGS11018.700.010.50FairClearNONE1Imported Channel 1WADEunspeunkno11066.093.91.17UNSPUNSPUNSPunknUNSPUNSPUNSP
132006-03-06 14:53AKSTYesjmg/basUSGS12.517.840.010.50PoorIceShoreNONE1Imported Channel 1WADEunspeunkno12.563.032.90.38UNSPUNSPUNSPunknUNSPUNSPUNSP
122006-01-31 16:04AKSTYesrhh/gsUSGS35.618.210.010.50FairIceShoreNONE1Imported Channel 1WADEunspeunkno35.654.048.40.74UNSPUNSPUNSPunknUNSPUNSPUNSP
112005-12-28 11:57AKSTYesbas/rhhUSGS80.118.550.000.20FairClearNONE1Imported Channel 1UNSPQADCPVADCP80.140.152.31.53UNSPUNSPUNSPunknUNSPUNSPUNSP
102005-10-25 10:48AKDTYesbas/rhhUSGS37219.660.020.60FairClearNONE1Imported Channel 1WADEunspeunkno37274.51502.48UNSPUNSPUNSPunknUNSPUNSPUNSP
92005-08-30 16:20AKDTYesbas/rhhUSGS65.618.420.000.60GoodClearNONE1Imported Channel 1WADEunspeunkno65.668.063.31.03UNSPUNSPUNSPunknUNSPUNSPUNSP
82005-07-16 12:16AKDTYesrhhUSGS63.718.43-0.010.60FairClearNONE1Imported Channel 1WADEunspeunkno63.743.052.31.32UNSPUNSPUNSPunknUNSPUNSPUNSP
72005-05-11 19:19AKDTYesjmg/basUSGS8.4317.83 FairClearNONE1Imported Channel 1WADEunspeunkno8.4336.023.80.31UNSPUNSPUNSPunknUNSPUNSPUNSP
62005-03-08 10:39AKSTYesrhh/egnUSGS50219.99-0.080.90FairClearNONE1Imported Channel 1WADEunspeunkno50281.02661.86UNSPUNSPUNSPunknUNSPUNSPUNSP
52005-01-19 11:49AKSTYesbas/rhhUSGS219 FairIceCoverNONE1Imported Channel 1WADEunspeunkno21978.098.62.22UNSPUNSPUNSPunknUNSPUNSPUNSP
42004-12-08 09:56AKSTYesrhhUSGS27.818.090.000.50FairIceCoverNONE1Imported Channel 1WADEunspeunkno27.842.042.10.66UNSPUNSPUNSPunknUNSPUNSPUNSP
32004-09-17 08:20AKDTYesegn/basUSGS33.518.140.000.50FairClearNONE1Imported Channel 1WADEunspeunkno33.555.549.80.67UNSPUNSPUNSPunknUNSPUNSPUNSP
22004-07-02 13:33AKDTYesrhh/dlhUSGS12.317.920.000.60FairClearNONE1Imported Channel 1WADEunspeunkno12.332.521.80.55UNSPUNSPUNSPunknUNSPUNSPUNSP
12004-04-29 19:46AKDTYesegn/rhhUSGS46.818.280.000.50GoodClearNONE1Imported Channel 1WADEunspeunkno46.841.045.81.01UNSPUNSPUNSPunknUNSPUNSPUNSP