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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 11467295 SF GUALALA R AB WHEATFIELD FK NR ANNAPOLIS CA
Sonoma County, California
Hydrologic Unit Code 18010109
Latitude  38°41'39", Longitude 123°24'33" NAD27
Drainage area 48.2  square miles
Gage datum 75 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)
472006-04-27 09:00PDTYesMDW/KLMUSGS94.95.500.000.80Unspecified NONE1Imported Channel 1WADEunspeunkno94.961.071.81.32UNSPUNSPUNSPunknUNSPUNSPUNSP
462006-03-06 12:40PSTYesMDW/KLMUSGS18709.47-0.030.80Unspecified NONE1Imported Channel 1CRANunspeunkno18701045493.40UNSPUNSPUNSPunknUNSPUNSPUNSP
452006-01-11 11:25PSTYesMDWUSGS2186.240.020.70GoodClearNONE1Imported Channel 1WADEunspeunkno21875.01082.02UNSPUNSPUNSPunknUNSPUNSPUNSP
442005-11-17 11:50PSTYesSGUSGS6.094.300.000.70Unspecified NONE1Imported Channel 1WADEunspeunkno6.0925.07.580.80UNSPUNSPUNSPunknUNSPUNSPUNSP
432005-10-04 10:45PDTYesMDWUSGS1.314.140.000.30FairDebrisModerateNONE1Imported Channel 1WADEunspeunkno1.314.601.420.92UNSPUNSPUNSPunknUNSPUNSPUNSP
422005-08-15 12:55PDTYesKLMUSGS4.284.290.010.60Unspecified NONE1Imported Channel 1WADEunspeunkno4.2829.010.50.41UNSPUNSPUNSPunknUNSPUNSPUNSP
412005-06-09 13:05PDTYesKLM/JCUSGS2145.69-0.020.80GoodClearNONE1Imported Channel 1WADEunspeunkno21467.093.92.28UNSPUNSPUNSPunknUNSPUNSPUNSP
402005-05-30 11:30PDTYesKLM/JCUSGS58.24.930.001.00Unspecified NONE1Imported Channel 1WADEunspeunkno58.253.047.71.22UNSPUNSPUNSPunknUNSPUNSPUNSP
392005-04-21 08:15PDTYesKLMUSGS61.85.450.001.50Good NONE1Imported Channel 1WADEunspeunkno61.841.044.01.41UNSPUNSPUNSPunknUNSPUNSPUNSP
382005-03-02 12:10PSTYesKLM/MDWUSGS4346.830.000.80Fair NONE1Imported Channel 1CRANunspeunkno43473.01592.74UNSPUNSPUNSPunknUNSPUNSPUNSP
372005-01-25 11:20PSTYesMDWUSGS1035.230.001.10Fair NONE1Imported Channel 1WADEunspeunkno10330.053.81.92UNSPUNSPUNSPunknUNSPUNSPUNSP
362004-11-30 16:10PSTYesMDW/KLMUSGS9.664.630.000.50FairDebrisLightNONE1Imported Channel 1WADEunspeunkno9.6641.014.31.48UNSPUNSPUNSPunknUNSPUNSPUNSP
352004-10-26 13:05PDTYesKLM/MDWUSGS10.94.640.000.80GoodClearNONE1Imported Channel 1WADEunspeunkno10.935.020.60.53UNSPUNSPUNSPunknUNSPUNSPUNSP
342004-08-25 -- ----YesDWRUSGS0.144.47 Good NONE1Imported Channel 1WADEunspeunkno0.14 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
332004-07-20 -- ----YesDWRUSGS1.164.50 Poor NONE1Imported Channel 1UNSPother 1.16 UNSPUNSPUNSPunknUNSPUNSPUNSP
322004-06-24 -- ----YesDWRUSGS3.084.54 Fair NONE1Imported Channel 1WADEunspeunkno3.08 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
312004-05-24 -- ----YesDWRUSGS9.264.62 Good NONE1Imported Channel 1WADEunspeunkno9.26 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
302004-05-04 15:10PDTYesMDWUSGS17.84.740.000.60GoodClearNONE1Imported Channel 1WADEunspeunkno17.834.029.00.61UNSPUNSPUNSPunknUNSPUNSPUNSP
292004-04-28 -- ----YesDWRUSGS26.74.86 Poor NONE1Imported Channel 1WADEunspeunkno26.7 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
282004-03-29 -- ----YesDWRUSGS62.15.14 Good NONE1Imported Channel 1WADEunspeunkno62.1 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
272004-02-20 -- ----YesDWRUSGS4396.47 Good NONE1Imported Channel 1UNSPother 439 UNSPUNSPUNSPunknUNSPUNSPUNSP
262004-01-26 -- ----YesDWRUSGS58.54.98 Good NONE1Imported Channel 1WADEunspeunkno58.5 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
252003-11-20 -- ----YesDWRUSGS4.664.58 Good NONE1Imported Channel 1WADEunspeunkno4.66 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
242003-10-28 -- ----YesDWRUSGS0.084.50 Fair NONE1Imported Channel 1WADEunspeunkno0.08 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
232003-07-30 -- ----YesDWRUSGS2.564.52 Fair NONE1Imported Channel 1WADEunspeunkno2.56 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
222003-06-23 -- ----YesDWRUSGS9.714.73 Unspecified NONE1Imported Channel 1WADEunspeunkno9.71 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
212003-05-27 -- ----YesDWRUSGS27.84.99 Good NONE1Imported Channel 1WADEunspeunkno27.8 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
202003-04-28 -- ----YesDWRUSGS5366.73 Poor NONE1Imported Channel 1UNSPother 536 UNSPUNSPUNSPunknUNSPUNSPUNSP
192003-02-24 -- ----YesDWRUSGS69.05.20 Unspecified NONE1Imported Channel 1WADEunspeunkno69.0 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
182002-12-11 -- ----YesDWRUSGS6.564.79 Unspecified NONE1Imported Channel 1WADEunspeunkno6.56 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
172002-06-18 -- ----YesDWRUSGS4.234.61 Good NONE1Imported Channel 1WADEunspeunkno4.23 0.00UNSPUNSPUNSPunknUNSPUNSPUNSP
82001-07-25 10:35PDTYesMDW/J TUSGS0.354.180.000.20Poor NONE1Imported Channel 1WADEunspeunkno0.352.300.660.53UNSPUNSPUNSPunknUNSPUNSPUNSP
72001-06-27 12:05PDTYesMDWUSGS6.344.370.000.80PoorDebrisLightNONE1Imported Channel 1WADEunspeunkno6.3414.35.931.07UNSPUNSPUNSPunknUNSPUNSPUNSP
62001-05-24 09:25PDTYesMDWUSGS3.934.31-0.010.50FairDebrisLightNONE1Imported Channel 1WADEunspeunkno3.9312.76.010.65UNSPUNSPUNSPunknUNSPUNSPUNSP
52001-04-17 07:50PDTYesMDWUSGS16.14.540.000.70GoodClearNONE1Imported Channel 1WADEunspeunkno16.147.031.60.51UNSPUNSPUNSPunknUNSPUNSPUNSP
42001-03-14 08:55PSTYesMDWUSGS71.15.030.000.50GoodClearNONE1Imported Channel 1WADEunspeunkno71.149.051.71.39UNSPUNSPUNSPunknUNSPUNSPUNSP
32001-02-21 13:15PSTYesKLD/SPWUSGS13508.44-0.070.80FairClearNONE1Imported Channel 1CRANunspeunkno135092.53603.75UNSPUNSPUNSPunknUNSPUNSPUNSP
22001-01-11 10:25PSTYesMDWUSGS1565.62-0.010.70GoodClearNONE1Imported Channel 1WADEunspeunkno15667.084.01.86UNSPUNSPUNSPunknUNSPUNSPUNSP
12000-12-19 14:50PSTYesMDWUSGS9.274.410.010.70GoodDebrisLightNONE1Imported Channel 1WADEunspeunkno9.2722.011.30.82UNSPUNSPUNSPunknUNSPUNSPUNSP