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Streamflow Measurements for the Nation


USGS 12166000 BOULDER RIVER NEAR OSO, WA


Snohomish County, Washington
Hydrologic Unit Code 17110008
Latitude  48°16'40", Longitude 121°46'45" NAD27
Drainage area 27.0  square miles
Gage datum 340 feet above NGVD29
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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
 
15M1973-09-19 -- ----YesADMUSGS38.0 Unspecified NONE
14M1973-08-17 -- ----YesADMUSGS76.0 Unspecified NONE
13M1973-07-18 -- ----YesADMUSGS132 Unspecified NONE
12M1973-06-14 -- ----YesADMUSGS192 Unspecified NONE
11M1973-05-16 -- ----YesADMUSGS368 Unspecified NONE
10M1973-05-04 -- ----YesADMUSGS170 Unspecified NONE
9M1973-03-16 -- ----YesADMUSGS123 Unspecified NONE
8M1973-02-08 -- ----YesADMUSGS67.0 Unspecified NONE
7M1973-01-19 -- ----YesADMUSGS278 Unspecified NONE
6M1972-12-11 -- ----YesADMUSGS56.0 Unspecified NONE
5M1972-11-14 -- ----YesADMUSGS117 Unspecified NONE
4M1972-10-16 -- ----YesADMUSGS47.0 Unspecified NONE
3M1951-08-16 -- ----YesADMUSGS46.0 Unspecified NONE
2M1950-10-03 -- ----YesADMUSGS61.0 Unspecified NONE
1M1950-10-03 -- ----YesADMUSGS60.0 Unspecified NONE