Basic HTML Version
98
Location : on left bank at Ban Wang Taku, Tambon Ban Chiang.
251
sq.km.
WATER YEAR : 2012
CHI RIVER BASIN
Lam Chao at Ban Wang Taku , Chaiyaphum (E.73)
Lat 15 - 56 - 59 N Long 101 - 26 - 44 E
Drainge Area
Amphoe
Phak Di Chumphon
Changwat
Chaiyaphum
Ban
Wang Taku
Staff gage
+247.240 m. (MSL.)
B.M.- H.D.
On left bank about 2 meters from the top staff gage.
Elevation
3-time daily readings at 06.00, 12.00 and 18.00 hours.
Arithmetic mean of 3 readings
1984 to date
Rating Operation
Period of Available Gage Records
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+254.832 m. (MSL.)
Type of Gage
Bench Mark
Location BM
1987 to date
-
1987 to date
Fairly stable.
No overbank flow.
Records fair. The local weir situated about 4 kilometers downstream from the gage site.
Stage-discharge relation defined by 18 discharge measurements made in 2012.
Rated by Current Meter
Stability of Channel Regimes
Overbank Flow Conditions
General Description
Period of Rating
Rated by Flot
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
249.40
249.49
251.35
249.65
249.69
249.78
249.71
249.67
249.65
249.52
249.60
249.25
2
249.39
249.48
250.70
249.65
249.67
249.73
249.70
249.65
249.65
249.52
249.59
249.24
3
249.38
249.47
249.95
249.64
249.66
249.68
249.71
249.64
249.64
249.50
249.58
249.23
4
249.37
249.55
249.89
249.64
249.66
249.96
250.20
249.64
249.64
249.48
249.59
249.23
5
249.36
249.59
250.32
249.65
249.65
250.12
249.89
249.64
249.64
249.47
249.59
249.20
6
249.48
249.62
249.79
249.66
249.64
249.88
249.86
249.64
249.65
249.46
249.59
249.20
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Gage Height in Meter (MSL.) Water Year April 1, 2012 to March 31, 2013
7
249.45
249.64
249.77
249.64
249.65
250.60
250.04
249.65
249.66
249.45
249.59
249.20
8
249.49
249.71
249.87
249.70
249.67
250.69
249.79
249.65
249.64
249.44
249.57
249.19
9
249.52
249.66
249.90
249.68
249.66
250.11
250.00
249.65
249.64
249.44
249.56
249.18
10
249.54
249.64
249.75
249.65
249.67
250.01
249.94
249.65
249.63
249.43
249.54
249.16
11
249.57
249.63
249.70
249.64
249.68
250.10
249.75
249.65
249.63
249.42
249.52
249.13
12
249.60
249.64
249.67
249.73
249.67
249.88
249.70
249.65
249.62
249.41
249.50
249.13
13
249.60
249.62
249.65
249.74
249.68
251.05
249.69
249.64
249.62
249.39
249.47
249.13
14
249.60
249.62
249.64
249.68
249.68
250.81
249.67
249.64
249.62
249.38
249.46
249.12
15
249.59
249.61
249.64
249.66
249.68
250.47
249.67
249.64
249.62
249.37
249.43
249.12
16
249.63
249.63
249.63
249.65
249.67
249.99
249.66
249.63
249.62
249.36
249.41
249.13
17
249.64
249.78
249.64
249.64
249.66
249.82
249.66
249.63
249.62
249.35
249.38
249.15
18
249.62
250.12
249.64
249.64
249.66
249.75
249.66
249.63
249.61
249.34
249.37
249.15
19
249.61
249.74
249.64
249.63
249.65
249.72
249.66
249.63
249.61
249.33
249.36
249.14
20
249.61
249.75
249.63
249.62
249.84
249.78
249.66
249.63
249.61
249.33
249.35
249.14
21
249.60
249.68
249.63
249.63
249.73
250.30
249.66
249.63
249.61
249.32
249.34
249.14
22
249.60
249.64
249.63
249.63
249.69
250.06
249.66
249.63
249.61
249.31
249.33
249.13
23
249.59
249.63
249.63
249.62
249.67
249.89
249.65
249.63
249.61
249.30
249.32
249.13
24
249.58
249.62
249.66
249.62
249.80
249.78
249.65
249.63
249.61
249.29
249.31
249.13
25
249.57
249.64
249.66
249.62
250.17
249.75
249.65
249.65
249.60
249.29
249.30
249.11
26
249.55
249.64
249.65
249.63
249.82
249.73
249.64
249.74
249.60
249.29
249.30
249.10
27
249.53
249.63
249.82
249.66
249.76
249.71
249.64
249.68
249.58
249.29
249.30
249.08
28
249.51
251.26
249.72
249.69
249.71
249.71
249.64
249.65
249.58
249.32
249.29
249.06
29
249.50
251.27
249.67
249.84
249.69
249.72
249.63
249.65
249.56
249.40
249.05
30
249.49
250.99
249.65
249.77
249.76
249.71
249.63
249.64
249.55
249.63
249.05
31
250.24
249.74
249.79
249.63
249.54
249.62
249.04
----------
--------------
Mean
249.53
249.81
249.82
249.67
249.71
250.01
249.73
249.65
249.62
249.40
249.45
249.14
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Max
249.64
251.27
251.35
249.84
250.17
251.05
250.20
249.74
249.66
249.63
249.60
249.25
251.35
Min
249.36
249.47
249.63
249.62
249.64
249.68
249.63
249.63
249.54
249.29
249.29
249.04
249.04
251.94
m. (MSL.) ,
247.24
m. (MSL.) ,
River Bed 247.59
m. (MSL)
254.64
m. (MSL.) ,
254.12
m. (MSL.) ,
Drainage Area 251 Square Kilometers
at 13.00 Hours, on May 28, 2012
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation