Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins

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 12447500 CHEWUCH RIVER BL BOULDER CREEK NEAR WINTHROP, WA
Okanogan County, Washington
Hydrologic Unit Code 17020008
Latitude  48°34'36", Longitude 120°10'26" NAD27
Drainage area 466  square miles
Gage datum 1,980 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
Reselect output format
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)
322001-10-04 10:15PDTYesGJP/WATUSGS44.18.550.001.10GoodClearNONE1Imported Channel 1WADEunspeunkno44.149.566.70.66UNSPUNSPUNSPunknUNSPUNSPUNSP
312001-08-02 14:45PDTYesgjpUSGS69.68.770.010.90GoodClearNONE1Imported Channel 1WADEunspeunkno69.649.564.81.07UNSPUNSPUNSPunknUNSPUNSPUNSP
302001-06-07 15:30PDTYesGJPUSGS32010.080.040.80FairClearNONE1Imported Channel 1WADEunspeunkno32094.01562.05UNSPUNSPUNSPunknUNSPUNSPUNSP
292001-05-25 14:45PDTYesGJPUSGS82811.01-0.101.00GoodClearNONE1Imported Channel 1CRANunspeunkno82862.52103.94UNSPUNSPUNSPunknUNSPUNSPUNSP
282001-04-10 13:45PDTYesJEDUSGS31.88.390.000.80FairClearNONE1Imported Channel 1WADEunspeunkno31.845.644.80.71UNSPUNSPUNSPunknUNSPUNSPUNSP
272001-02-01 12:55PSTYesGJPUSGS46.58.560.010.90FairIceCoverNONE1Imported Channel 1WADEunspeunkno46.546.052.20.89UNSPUNSPUNSPunknUNSPUNSPUNSP
262000-12-06 08:55PSTYesGJPUSGS57.28.94-0.030.60FairIceCoverNONE1Imported Channel 1WADEunspeunkno57.250.077.00.74UNSPUNSPUNSPunknUNSPUNSPUNSP
252000-10-12 15:00PDTYesGJPUSGS59.18.770.000.90GoodClearNONE1Imported Channel 1WADEunspeunkno59.150.272.50.82UNSPUNSPUNSPunknUNSPUNSPUNSP
242000-10-05 14:50PDTYesGJPUSGS66.78.800.000.80GoodClearNONE1Imported Channel 1WADEunspeunkno66.750.075.60.88UNSPUNSPUNSPunknUNSPUNSPUNSP
9M1989-08-02 -- ----YesADMUSGS59.0 Unspecified NONE1Imported Channel 1UNSPother 59.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
8M1988-10-04 -- ----YesADMUSGS49.0 Unspecified NONE1Imported Channel 1UNSPother 49.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
7M1988-08-02 -- ----YesADMUSGS95.0 Unspecified NONE1Imported Channel 1UNSPother 95.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
6M1987-10-08 -- ----YesADMUSGS37.0 Unspecified NONE1Imported Channel 1UNSPother 37.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
5M1987-08-04 -- ----YesADMUSGS82.0 Unspecified NONE1Imported Channel 1UNSPother 82.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
4M1986-10-07 -- ----YesADMUSGS77.0 Unspecified NONE1Imported Channel 1UNSPother 77.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
3M1986-08-13 -- ----YesADMUSGS77.0 Unspecified NONE1Imported Channel 1UNSPother 77.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
2M1985-10-08 -- ----YesADMUSGS61.0 Unspecified NONE1Imported Channel 1UNSPother 61.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
61980-06-03 15:35PDTYesBASUSGS140012.030.001.10FairClearNONE1Imported Channel 1CRANunspeunkno140069.02814.98UNSPUNSPUNSPunknUNSPUNSPUNSP
51979-10-02 13:40PDTYesBASUSGS33.98.430.000.70PoorClearNONE1Imported Channel 1WADEunspeunkno33.948.042.90.79UNSPUNSPUNSPunknUNSPUNSPUNSP
31979-06-07 10:45PDTYesGPRUSGS50310.64-0.011.00FairClearNONE1Imported Channel 1CRANunspeunkno50363.01782.83UNSPUNSPUNSPunknUNSPUNSPUNSP
21978-10-03 08:50PDTYes263USGS2639.800.001.10GoodClearNONE1Imported Channel 1BRUSunspeunkno26359.01401.88UNSPUNSPUNSPunknUNSPUNSPUNSP
11978-06-01 14:50PDTYesJEP/DLJUSGS151012.31-0.251.20FairClearNONE1Imported Channel 1CRANunspeunkno151067.02985.07UNSPUNSPUNSPunknUNSPUNSPUNSP
1M1970-09-16 -- ----YesADMUSGS16.0 Unspecified NONE1Imported Channel 1UNSPother 16.0 UNSPUNSPUNSPunknUNSPUNSPUNSP