Basic HTML Version
272
i
i h b k b
f
i i
id
WATER YEAR : 2013
WANG RIVER BASIN
Wang River at Ban Don Chai , Lampang (W.3A)
Lat 17 - 38 - 28 N Long 99 - 14 - 01 E
Locat on : on r g t an a out 30 meters upstream rom S r yong Br ge.
8,924
sq.km.
Water - stage recorder
+161.000 m. (MSL.)
B.M.-H.D.
On right bank about 15 meters from automatic gage building
Elevation
Recording
+167.074 m. (MSL.)
Bench Mark
Type of Gage
Amphoe
Thoen
Changwat
Lampang
Ban
Don Chai
Drainge Area
Location BM
Gage Reading Frequency
Zero Gage at Bottom
Arithmetic mean of 24 readings
1967 to date
1967 to date
-
1967 to date
Fairly stable because of backwater effect.
No overbank flow.
Rated by Current Meter
Stability of Channel Regimes
Overbank Flow Conditions
Rating Operation
Period of Rating
Rated by Flot
Period of Available Gage Records
Basis of Mean Daily Gage Height
Records good. The channel is fulled of the Mimosa pudica plants.
Stage-discharge relation defined by 44 discharge measurements made in 2013.
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
161.02
160.98
160.96
161.08
161.28
161.42
162.35
161.84
161.25
160.95
161.01
160.87
2
161.02
160.98
160.94
161.07
161.25
161.77
162.23
161.84
161.52
160.99
160.91
160.86
3
160.98
160.97
160.94
161.05
161.23
161.71
162.18
161.72
161.36
161.03
160.90
160.86
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Gage Height in Meter (MSL.) Water Year April 1, 2013 to March 31, 2014
General Description
4
160.96
160.97
160.93
161.03
161.23
161.51
162.47
161.60
161.27
161.06
160.89
160.83
5
160.93
161.00
160.97
161.00
161.27
161.34
162.29
161.54
161.23
161.04
160.88
160.77
6
160.90
161.04
160.97
160.96
161.30
161.25
161.92
161.49
161.20
161.04
160.88
160.78
7
160.90
160.96
160.94
160.94
161.30
161.29
161.97
161.42
161.18
161.07
160.87
160.79
8
160.90
160.98
160.91
160.93
161.42
161.44
161.95
161.36
161.16
161.10
160.87
160.83
9
160.90
160.98
160.93
160.92
161.46
161.54
161.67
161.33
161.14
161.08
160.85
160.94
10
160.96
160.96
160.93
160.94
161.51
161.79
161.54
161.29
161.10
161.06
160.90
160.97
11
161.00
160.97
160.92
161.12
161.61
162.33
161.49
161.27
161.08
161.04
161.12
161.00
12
160 99
160 97
160 89
161 13
161 76
162 20
161 44
161 27
161 07
161 02
161 02
161 01
.
.
.
.
.
.
.
.
.
.
.
.
13
160.98
161.08
160.85
161.23
161.59
161.97
161.39
161.29
161.06
161.00
160.94
160.98
14
160.98
161.08
160.87
161.20
161.38
161.90
161.36
161.28
161.11
160.98
160.93
160.95
15
160.99
161.17
160.89
161.16
161.29
161.93
161.30
161.29
161.29
160.97
160.92
160.92
16
161.00
161.15
160.90
161.12
161.25
161.78
161.25
161.35
161.25
160.96
160.91
160.91
17
161.12
161.07
160.93
161.10
161.18
161.80
161.25
161.34
161.22
160.96
160.91
160.90
18
161.14
161.03
160.91
161.09
161.15
161.78
161.82
161.32
161.16
160.95
160.97
160.89
19
161.06
161.07
160.90
161.07
161.12
161.74
163.68
161.30
161.13
160.96
161.01
160.88
20
161.01
161.02
160.88
161.04
161.10
161.82
164.34
161.40
161.12
160.97
161.00
160.90
21
161.04
161.02
160.87
161.00
161.11
161.85
163.64
161.37
161.10
160.97
161.02
160.96
22
161.03
161.16
160.82
160.98
161.39
161.71
163.66
161.58
161.09
160.96
160.90
160.94
23
161.06
161.27
160.80
160.98
161.65
161.50
164.17
161.72
161.08
160.95
160.91
160.90
24
160.98
161.14
160.82
160.97
161.44
161.42
163.31
161.44
161.05
160.95
160.88
160.87
25
160.94
161.08
160.89
160.96
161.45
161.55
163.07
161.38
161.01
160.95
160.88
160.85
26
160.94
161.03
160.89
160.98
161.38
161.50
162.89
161.31
160.99
160.96
160.88
160.84
27
160.94
161.01
160.89
161.37
161.35
161.90
162.44
161.33
160.97
160.92
160.88
160.84
28
160.96
161.00
161.04
161.28
161.30
162.71
162.19
161.23
160.95
161.02
160.87
160.85
29
160.98
160.99
161.08
161.20
161.27
162.86
161.94
161.16
160.92
161.04
160.90
30
160.97
161.07
161.07
161.21
161.22
162.53
161.73
161.10
160.92
161.05
160.92
31
161.09
161.27
161.28
161.75
160.95
161.04
160.93
----------
--------------
Mean
160.99
161.04
160.92
161.08
161.34
161.79
162.28
161.41
161.13
161.00
160.93
160.89
Max
161.14
161.27
161.08
161.37
161.76
162.86
164.34
161.84
161.52
161.10
161.12
161.01
164.34
Min
160.90
160.96
160.80
160.92
161.10
161.25
161.25
161.10
160.92
160.92
160.85
160.77
160.77
164.54
m. (MSL.) ,
161.00
m. (MSL.) ,
River Bed 158.74
m. (MSL.)
169.04
m. (MSL.) ,
169.08
m. (MSL.) ,
Drainage Area 8924 Square Kilometers
at 06.00 Hours , on Oct 20 , 2013
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Left Bank Elevation
Right Bank Elevation
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------