SURFACE-WATER FIELD TECHNIQUES

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Wenatchee River at Plain, Washington - n = 0.037

(Source: U.S.G.S Water Supply Paper 1849)
 

Site Description

Reach properties

Plan sketch and cross sections

Site photos

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Site Description

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  Station name	Wenatchee River at Plain, Washington
  Station number	12-4570
  Gage location	Lat 47°45'50'', long 120°39'30'', in lot 8, sec. 12, T. 26 N., R. 17 E., on left bank at Plain, 0.25 mile downstream from Beaver Creek, 7.5 miles downstream from Nason Creek, and 12 miles north of Leavensworth. Section 1 is about 1,360 ft upstream from gage.
  Drainage area	591 sq mi.
  Date of flood	May 29, 1948
  Gage height	12.43 ft at gage: 16.50 ft at section 1
  Peak discharge	22,700 cfs
  Computed roughness coefficient	Manning n = 0.037
  Description of channel	Bed is boulders; d50 = 162 mm, d85 = 320 mm. Bank are lined with trees and bushes.

  
  Introduction Page || Site Description || Reach Properties

  Plan Sketch and Cross Sections || Site Photos

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Reach Properties

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  Section	Area (sq ft)	Top Width (ft.)	Mean depth (ft)	Hydraulic radius (ft)	Mean velocity (ft per sec)	Lenght (ft) between sections	Fall (ft) between sections
  1	2,480	224	11.1	10.86	9.15	.......	.....
  2	2,470	228	10.8	10.58	9.19	311	0.75
  3	2,440	237	10.3	10.05	9.30	325	.75

  Introduction Page || Site Description || Reach Properties

  Plan Sketch and Cross Sections || Site Photos

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Plan Sketch and Cross Sections

Plan and cross sections, Wenatchee River at Plain, Washington.

• Introduction Page|| Site Description || Reach Properties

  Plan Sketch and Cross Sections || Site Photos

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Site Photos

Photo 169: Downstream from above section 1, Wenatchee River at Plain, Washington.

Photo 173: Downstream from section 2, Wenatchee River at Plain, Washington.

Introduction Page || Site Description || Reach Properties

Plan Sketch and Cross Sections || Site Photos

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