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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 380626121383802 TWITCHELL ISL DEMO PROJ E POND E OUTLET
Sacramento County, California
Hydrologic Unit Code 18020163
Latitude  38°06'26", Longitude 121°38'38" NAD27
Gage datum -15 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 
531999-03-16 12:00PSTYesgwUSGS0.000.02 Excellent NONE
521999-03-10 12:00PSTYesgwUSGS0.010.04 Excellent NONE
511999-02-24 11:00PSTYesgwUSGS0.030.10 Excellent NONE
501999-02-10 12:00PSTYesgwUSGS9990.98 PoorUnspecifedNONE
491999-02-05 14:00PSTYesgwUSGS0.050.15 Excellent NONE
481999-01-28 15:00PSTYesgwUSGS0.050.15 Excellent NONE
471999-01-27 11:00PSTYesgwUSGS0.040.13 Excellent NONE
461999-01-26 11:00PSTYesgw/ lbUSGS0.070.18 Excellent NONE
451999-01-19 10:00PSTYesgw/bdkUSGS0.010.05 Excellent NONE
441998-12-21 15:00PSTYesgw/bdkUSGS0.010.04 Excellent NONE
431998-12-21 13:00PSTYesgw/bdkUSGS0.000.01 Excellent NONE
421998-12-15 12:00PSTYesgw/bdkUSGS0.010.04 Excellent NONE
411998-12-04 12:00PSTYesgw/bdkUSGS0.010.04 Excellent NONE
401998-12-01 13:00PSTYesgw/bdkUSGS0.010.04 Excellent NONE
391998-11-25 12:00PSTYesgw/bdkUSGS0.010.05 Excellent NONE
381998-11-24 10:00PSTYesgw/bdkUSGS0.010.05 Excellent NONE
371998-11-20 12:00PSTYesgw/bdkUSGS0.010.06 Excellent NONE
361998-11-10 12:00PSTYesgw/bdkUSGS0.020.07 Excellent NONE
351998-11-09 12:00PSTYesgw/bdkUSGS0.010.04 Excellent NONE
341998-10-21 12:00PDTYesgw/bdkUSGS0.000.00 Excellent NONE
331998-09-29 12:00PDTYesgw/bdkUSGS0.000.02 Excellent NONE
321998-09-22 10:00PDTYesjs/ fmUSGS0.010.04 Excellent NONE
311998-08-31 12:00PDTYesjs/ fmUSGS0.050.15 Excellent NONE
301998-08-19 14:00PDTYesgw/bdkUSGS0.000.02 Excellent NONE
291998-07-22 13:00PDTYesgw/bdkUSGS0.010.06 Excellent NONE
281998-06-30 11:00PDTYesjs/ fmUSGS0.350.49 Excellent NONE
271998-06-10 15:00PDTYesgw/bdkUSGS0.010.04 Excellent NONE
261998-05-28 08:00PDTYesjs/ fmUSGS0.010.05 Excellent NONE
251998-05-26 08:00PDTYesjs/ fmUSGS0.010.04 Excellent NONE
241998-05-22 14:00PDTYesgw/bdkUSGS0.010.05 Excellent NONE
231998-05-22 08:00PDTYesjs/ fmUSGS0.360.50 Excellent NONE
221998-05-20 08:00PDTYesjs/ fmUSGS0.000.02 Excellent NONE
211998-05-18 08:00PDTYesjs/ fmUSGS0.130.27 Excellent NONE
201998-05-15 13:00PDTYesjs/ fmUSGS0.010.04 Excellent NONE
191998-05-14 16:00PDTYesgw/bdkUSGS0.010.05 Excellent NONE
181998-05-12 09:00PDTYesjs/ fmUSGS0.320.46 Excellent NONE
171998-05-08 08:00PDTYesjs/ fmUSGS0.180.32 Excellent NONE
161998-05-05 12:00PDTYesjs/ fmUSGS0.000.03 Excellent NONE
151998-04-24 10:00PDTYesjs/ fmUSGS0.010.06 Excellent NONE
141998-04-22 10:00PDTYesjs/ fmUSGS0.760.79 Fair NONE
131998-04-20 12:00PDTYesjs/ fmUSGS0.020.07 Excellent NONE
121998-04-15 10:00PDTYesjs/ fmUSGS0.020.07 Excellent NONE
111998-04-02 12:00PSTYesgw/bdkUSGS0.540.64 Excellent NONE
101998-04-02 11:00PSTYesjs/ fmUSGS0.760.79 Fair NONE
91998-03-30 12:00PSTYesgw/bdkUSGS0.020.07 Excellent NONE
81998-03-26 10:00PSTYesjs/ fmUSGS0.110.24 Excellent NONE
71998-03-19 12:00PSTYesjs/ fmUSGS0.000.02 Excellent NONE
61998-01-26 12:00PSTYesgw/bdkUSGS0.000.01 Excellent NONE
21998-01-13 12:00PSTYesgw/bdkUSGS0.730.77 Fair NONE
11997-12-23 15:00PSTYesmdgUSGS0.010.05 Excellent NONE