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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
 
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)
15M1973-09-19 -- ----YesADMUSGS38.0 Unspecified NONE1Imported Channel 1UNSPother 38.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
14M1973-08-17 -- ----YesADMUSGS76.0 Unspecified NONE1Imported Channel 1UNSPother 76.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
13M1973-07-18 -- ----YesADMUSGS132 Unspecified NONE1Imported Channel 1UNSPother 132 UNSPUNSPUNSPunknUNSPUNSPUNSP
12M1973-06-14 -- ----YesADMUSGS192 Unspecified NONE1Imported Channel 1UNSPother 192 UNSPUNSPUNSPunknUNSPUNSPUNSP
11M1973-05-16 -- ----YesADMUSGS368 Unspecified NONE1Imported Channel 1UNSPother 368 UNSPUNSPUNSPunknUNSPUNSPUNSP
10M1973-05-04 -- ----YesADMUSGS170 Unspecified NONE1Imported Channel 1UNSPother 170 UNSPUNSPUNSPunknUNSPUNSPUNSP
9M1973-03-16 -- ----YesADMUSGS123 Unspecified NONE1Imported Channel 1UNSPother 123 UNSPUNSPUNSPunknUNSPUNSPUNSP
8M1973-02-08 -- ----YesADMUSGS67.0 Unspecified NONE1Imported Channel 1UNSPother 67.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
7M1973-01-19 -- ----YesADMUSGS278 Unspecified NONE1Imported Channel 1UNSPother 278 UNSPUNSPUNSPunknUNSPUNSPUNSP
6M1972-12-11 -- ----YesADMUSGS56.0 Unspecified NONE1Imported Channel 1UNSPother 56.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
5M1972-11-14 -- ----YesADMUSGS117 Unspecified NONE1Imported Channel 1UNSPother 117 UNSPUNSPUNSPunknUNSPUNSPUNSP
4M1972-10-16 -- ----YesADMUSGS47.0 Unspecified NONE1Imported Channel 1UNSPother 47.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
3M1951-08-16 -- ----YesADMUSGS46.0 Unspecified NONE1Imported Channel 1UNSPother 46.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
2M1950-10-03 -- ----YesADMUSGS61.0 Unspecified NONE1Imported Channel 1UNSPother 61.0 UNSPUNSPUNSPunknUNSPUNSPUNSP
1M1950-10-03 -- ----YesADMUSGS60.0 Unspecified NONE1Imported Channel 1UNSPother 60.0 UNSPUNSPUNSPunknUNSPUNSPUNSP