Basic HTML Version
108
Location : on left bank at Ban Kui Chuak.
29,265 sq.km.
WATER YEAR : 2011
CHI RIVER BASIN
Chi River at Ban Kui Chuak , Maha Sarakham (E.91)
Lat 16 - 21 - 58 N Long 102 - 56 - 59 E
Drainge Area
Amphoe
Kosum Phisai
Changwat
Maha Sarakham
Ban
Kui Chuak
Staff gage
+138.000 m. (MSL.)
B.M.- H.D.
On left bank at the abutment of the bridge.
Elevation
3-time daily readings at 06.00, 12.00 and 18.00 hours.
Arithmetic means of 3 readings
2005 to date
Rating Operation
Period of Available Gage Records
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+151.082 m. (MSL.)
Type of Gage
Bench Mark
Location BM
2005 to date
-
2005 to date
Fairly stable.
Overbank flow starts at elevation +150.010 m.(MSL.), records are channel flow only.
Records good. Stage-discharge relation defined by 24 discharge measurements made in 2011.
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
140.72
140.62
142.00
141.78
143.47
146.80
150.08
150.43
141.76
141.48
141.53
140.57
2
140.54
140.69
142.17
141.76
143.66
146.90
150.11
150.34
141.76
141.41
141.48
140.44
3
140.44
140.78
142.25
141.71
143.76
147.04
150.16
150.26
141.61
141.39
141.50
140.56
4
140.50
140.64
142.52
141.73
143.74
147.16
150.31
150.19
141.90
141.57
141.46
141.16
5
140.44
140.50
142.99
141.82
143.71
147.24
150.55
150.08
141.77
141.46
141.52
141.57
6
140.61
140.47
143.40
141.77
143.73
147.34
150.72
149.97
141.88
141.44
141.53
141.46
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Gage Height in Meter (MSL.) Water Year April 1, 2011 to March 31, 2012
7
141.09
140.34
143.84
141.75
143.67
147.59
150.83
149.85
142.11
141.37
141.47
141.56
8
141.04
139.94
143.84
141.77
143.69
147.85
150.90
149.72
141.93
141.33
141.40
141.59
9
141.18
140.14
143.84
141.80
143.79
148.02
150.90
149.58
141.75
141.49
141.52
141.61
10
141.28
140.14
143.90
141.95
143.95
148.26
150.89
149.45
141.95
141.51
141.47
141.55
11
141.19
140.37
143.91
141.98
144.01
148.52
150.86
149.30
142.22
141.40
141.38
141.44
12
141.08
141.08
143.76
142.06
144.11
148.72
150.86
149.10
142.32
141.23
141.37
141.41
13
141.14
140.95
143.43
142.63
144.23
148.80
150.86
148.86
142.12
141.22
141.36
141.33
14
141.13
140.79
143.10
142.72
144.26
148.78
150.93
148.56
142.07
141.24
141.39
141.31
15
141.26
140.66
142.86
142.82
144.34
148.75
150.98
148.17
142.03
141.38
141.45
141.34
16
141.14
140.71
142.64
142.82
144.56
148.74
151.03
147.68
142.00
141.46
141.51
141.33
17
141.13
140.66
142.57
142.95
144.60
148.77
151.04
147.15
141.99
141.42
141.49
141.38
18
141.13
140.65
142.46
142.84
144.67
148.84
151.06
146.63
141.88
141.42
141.43
141.53
19
141.06
140.71
142.45
142.63
144.93
148.83
151.06
146.07
141.85
141.53
141.37
141.45
20
140.87
140.67
142.39
142.47
145.33
148.71
151.07
145.51
141.72
141.82
141.41
141.41
21
140.84
140.82
142.39
142.33
145.67
149.13
151.04
145.16
141.61
142.14
141.50
141.28
22
140.68
141.08
142.18
142.26
145.92
149.29
151.00
144.71
141.06
142.22
141.51
141.19
23
140.31
140.96
141.95
142.36
146.05
149.44
150.95
144.08
140.85
142.18
141.52
141.03
24
140.29
141.28
141.67
142.37
146.06
149.63
150.87
143.45
141.08
142.11
141.51
141.07
25
140.28
141.45
141.44
142.47
146.04
149.76
150.83
142.92
141.29
141.98
141.46
141.20
26
140.23
141.67
141.44
142.74
146.03
149.79
150.75
142.69
141.52
141.85
141.35
141.19
27
140.13
141.79
141.68
142.95
146.10
149.82
150.68
142.55
141.51
141.78
141.43
141.03
28
140.27
141.87
141.82
143.29
146.31
149.87
150.64
142.22
141.52
141.77
141.56
140.99
29
140.43
141.85
141.83
143.45
146.47
149.93
150.60
142.12
141.51
141.72
141.08
140.83
30
140.54
141.79
141.76
143.50
146.59
150.00
150.55
142.02
141.45
141.55
140.75
31
141.80
143.45
146.68
150.47
141.43
141.42
140.56
----------
--------------
Mean
140.77
140.90
142.62
142.42
144.84
148.61
150.76
146.96
141.72
141.59
141.45
141.20
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Max
141.28
141.87
143.91
143.50
146.68
150.00
151.07
150.43
142.32
142.22
141.56
141.61
151.07
Min
140.13
139.94
141.44
141.71
143.47
146.80
150.08
142.02
140.85
141.22
141.08
140.44
139.94
151.07
m. (MSL.) ,
138.00
m. (MSL.) ,
River Bed 138.31
m. (MSL)
150.00
m. (MSL.) ,
150.66
m. (MSL.) ,
Drainage Area 29265 Square Kilometers
at 01.00 Hours, on Oct 20, 2011
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation