Basic HTML Version
292
Location : on left bank at the bridge on highway.
WATER YEAR : 2013
WANG RIVER BASIN
Wang River at Ban Tha Dua , Lampang (W.21)
Lat 18 - 20 - 18 N Long 99 - 32 - 27 E
3,367
sq.km.
Water - stage recorder
+232.000 m. (MSL.)
B.M.-H.D.
On left bank about 5 meters from the top staff gage.
Elevation
Recording
Arithmetic mean of 24 readings.
Drainge Area
Amphoe
Mueang
Changwat
Lampang
Ban
Tha Dua
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+236.495 m. (MSL.)
Type of Gage
Bench Mark
Location BM
1999 to date
1999 to date
-
1999 to date
Fairly stable because of backwater effect.
No overbank flow.
R d f i St
di h
l ti
d fi d b 47 di h
t
d i 2013
Rated by Current Meter
Stability of Channel Regimes
Overbank Flow Conditions
General Description
Rating Operation
Period of Rating
Rated by Flot
Period of Available Gage Records
ecor s a r. age- sc arge re a on e ne y sc arge measuremen s ma e n
.
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
231.76
232.01
231.80
232.13
232.17
232.52
233.96
233.26
232.68
231.99
231.80
231.63
2
231.74
231.95
231.86
232.00
232.16
232.25
232.78
232.91
232.35
232.02
231.78
231.64
3
231.64
231.94
231.78
231.95
232.14
232.00
232.55
232.46
232.28
232.00
231.77
231.66
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Gage Height in Meter (MSL.) Water Year April 1, 2013 to March 31, 2014
4
231.63
231.92
231.77
231.91
232.09
231.92
232.47
232.43
232.25
231.98
231.78
231.71
5
231.64
231.86
231.76
231.91
232.17
231.86
232.24
232.17
232.19
231.98
231.81
231.85
6
231.77
231.84
231.76
231.93
232.21
231.99
232.35
232.05
232.14
231.98
231.79
231.90
7
232.02
231.82
231.77
231.95
232.26
232.34
232.44
232.00
232.04
231.97
231.82
231.97
8
232.06
231.82
231.77
232.02
232.59
232.47
232.15
231.96
232.00
231.98
232.04
231.99
9
232.11
231.84
231.75
232.21
232.43
233.23
232.11
231.89
231.98
231.98
232.30
231.99
10
232.17
231.85
231.74
232.22
232.55
234.09
232.14
231.86
231.99
231.96
232.18
231.96
11
232.16
231.86
231.74
232.14
232.88
233.47
232.11
231.91
232.02
231.91
231.95
231.91
12
232.13
231.87
231.73
232.17
232.93
232.88
232.08
232.05
232.21
231.88
231.95
231.82
13
232.19
231.95
231.84
232.19
232.44
232.68
232.06
232.19
232.25
231.86
231.96
231.77
14
232.20
231.91
231.93
232.16
232.12
232.61
232.05
232.20
232.21
231.84
231.95
231.73
15
232.14
231.84
231.80
232.14
231.98
232.48
232.06
232.35
232.14
231.84
231.96
231.67
16
232.30
231.84
231.79
232.12
231.92
232.73
232.05
232.32
232.19
231.84
231.99
231.66
17
232.13
231.87
231.74
232.05
231.89
232.81
232.17
232.33
232.37
231.83
232.10
231.76
18
231.98
231.85
231.78
231.98
231.86
233.02
233.27
232.20
232.29
231.82
231.93
232.16
19
231.93
231.96
231.82
231.95
231.83
233.31
234.47
232.03
232.20
231.82
231.83
231.97
20
231.88
231.85
231.74
231.93
231.81
232.59
233.80
232.34
232.13
231.83
231.78
231.93
21
231.85
231.93
232.00
231.91
231.88
232.45
233.75
232.93
231.99
231.82
231.74
231.77
22
231.85
231.87
232.24
231.88
232.39
232.38
235.32
232.79
232.04
231.89
231.73
231.72
23
231.87
231.87
231.95
231.90
232.90
232.20
235.02
232.50
231.87
231.93
231.74
231.70
24
231.93
231.83
231.93
232.06
232.66
232.10
234.83
232.32
231.82
231.96
231.75
231.73
25
231.97
231.84
232.00
232.25
232.60
232.08
234.54
232.29
231.82
231.98
231.75
231.80
26
231.99
231.85
232.26
232.17
232.43
232.14
233.76
232.04
231.80
231.98
231.71
231.80
27
232.01
231.82
232.23
232.17
232.35
232.34
233.03
231.92
231.79
231.98
231.65
231.85
28
232.01
231.84
232.16
232.20
232.19
232.78
232.38
231.84
231.81
231.96
231.64
231.89
29
232.02
231.83
232.17
232.21
232.09
233.18
232.38
232.04
231.89
231.94
231.88
30
232.02
231.83
232.15
232.32
232.07
234.22
233.03
232.87
231.93
231.90
231.90
31
231.82
232.27
232.10
233.43
231.96
231.83
232.44
----------
--------------
Mean
231.97
231.87
231.89
232.08
232.26
232.64
232.99
232.28
232.08
231.92
231.86
231.84
Max
232.30
232.01
232.26
232.32
232.93
234.22
235.32
233.26
232.68
232.02
232.30
232.44
235.32
Min
231.63
231.82
231.73
231.88
231.81
231.86
232.05
231.84
231.79
231.82
231.64
231.63
231.63
235.46
m. (MSL.) ,
232.00
m. (MSL.) ,
River Bed 230.47
m. (MSL.)
239.84
m. (MSL.) ,
-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
at 09.00 Hours , on Oct 22 , 2013
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Left Bank Elevation
240.72
m. (MSL.) ,
Drainage Area 3367 Square Kilometers
Right Bank Elevation