Page 166 - yearbook2011

Basic HTML Version

132
Location : on right bank at the bridge on highway.
2,832
sq.km.
Amphoe
Huai Thap Thun
Changwat
Si Sa Ket
Ban
Huai Thap Than
WATER YEAR : 2011
MUN RIVER BASIN
Huai Thap Than at Ban Huai Thap Than, Si Sa Ket (M.42)
Lat 15 - 02 - 48 N Long 104 - 01 - 31 E
Drainge Area
Water - stage recorder.
118.850 m. (MSL.)
B.M.-H.D.
On right bank at the footpath of the bridge.
Elevation
Recording
Arithmetic means of 24 readings
1972 to date
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+130.445 m. (MSL.)
Type of Gage
Bench Mark
Location BM
Rating Operation
Period of Available Gage Records
1972 - 1981, 1987 to date
-
1972 - 1981, 1987 to date
Stable.
No overbank flow.
Records good. Flow effected by the local weir about 800 meters downstream from the gage site.
Stage-discharge relation defined by 22 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
121.48
121.23
121.85
122.24
122.26
123.34
127.93
127.04
122.23
121.88
121.25
120.87
2
121.48
121.23
121.85
122.23
122.26
123.72
127.95
126.50
122.22
121.85
121.23
120.88
3
121.47
121.22
121.83
122.22
122.30
124.16
127.95
125.81
122.19
121.84
121.21
120.90
4
121.46
121.21
121.83
122.20
122.37
124.52
127.93
125.00
122.16
121.82
121.19
120.91
5
121.44
121.20
121.82
122.20
122.40
124.75
127.93
124.19
122.16
121.80
121.17
120.93
6
121.44
121.19
121.94
122.19
122.38
124.87
127.89
123.43
122.16
121.77
121.15
120.95
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Gage Height in Meter (MSL.) Water Year April 1, 2011 to March 31, 2012
7
121.44
121.18
122.01
122.18
122.37
124.97
127.83
122.96
122.16
121.73
121.13
120.95
8
121.46
121.16
122.04
122.17
122.42
125.00
127.82
122.68
122.16
121.69
121.12
120.97
9
121.45
121.15
122.07
122.17
122.41
125.12
127.85
122.57
122.16
121.68
121.10
120.98
10
121.44
121.13
122.09
122.16
122.40
125.29
127.90
122.55
122.15
121.67
121.08
120.99
11
121.43
121.12
122.09
122.16
122.42
125.52
127.93
122.54
122.14
121.64
121.06
121.00
12
121.41
121.12
122.10
122.15
122.40
125.86
127.90
122.50
122.14
121.61
121.03
121.00
13
121.40
121.12
122.10
122.15
122.40
126.29
127.86
122.44
122.13
121.59
121.01
121.00
14
121.40
121.13
122.16
122.16
122.41
126.71
127.90
122.42
122.13
121.57
120.99
121.01
15
121.39
121.13
122.16
122.15
122.39
127.10
128.01
122.39
122.12
121.54
120.98
121.02
16
121.38
121.13
122.15
122.15
122.38
127.39
128.19
122.37
122.11
121.52
120.96
121.02
17
121.37
121.12
122.15
122.15
122.35
127.59
128.45
122.36
122.10
121.50
120.94
121.03
18
121.36
121.21
122.17
122.18
122.34
127.70
128.79
122.35
122.08
121.47
120.92
121.04
19
121.35
121.27
122.18
122.17
122.39
127.76
129.17
122.34
122.07
121.45
120.91
121.05
20
121.34
121.42
122.24
122.19
122.45
127.78
129.39
122.33
122.05
121.43
120.90
121.05
21
121.32
121.45
122.26
122.19
122.48
127.78
129.43
122.32
122.03
121.41
120.88
121.06
22
121.32
121.43
122.24
122.23
122.47
127.77
129.37
122.31
122.02
121.42
120.87
121.07
23
121.31
121.44
122.23
122.22
122.46
127.76
129.27
122.29
122.00
121.43
120.86
121.07
24
121.30
121.46
122.22
122.24
122.48
127.68
129.14
122.28
121.97
121.42
120.85
121.09
25
121.29
121.71
122.20
122.25
122.49
127.67
128.95
122.27
121.95
121.40
120.83
121.10
26
121.28
121.75
122.19
122.26
122.50
127.69
128.76
122.26
121.94
121.38
120.81
121.10
27
121.27
121.77
122.19
122.25
122.53
127.77
128.59
122.25
121.93
121.35
120.80
121.10
28
121.26
121.82
122.19
122.27
122.55
127.78
128.32
122.25
121.93
121.33
120.82
121.10
29
121.26
121.84
122.19
122.27
122.57
127.84
128.04
122.25
121.92
121.31
120.85
121.11
30
121.25
121.86
122.18
122.26
122.69
127.88
127.75
122.25
121.91
121.29
121.12
31
121.87
122.25
122.87
127.44
121.90
121.27
121.12
----------
--------------
Mean
121.38
121.36
122.10
122.20
122.44
126.44
128.31
122.98
122.07
121.55
121.00
121.02
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Max
121.48
121.87
122.26
122.27
122.87
127.88
129.43
127.04
122.23
121.88
121.25
121.12
129.43
Min
121.25
121.12
121.82
122.15
122.26
123.34
127.44
122.25
121.90
121.27
120.80
120.87
120.80
129.44
m. (MSL.) ,
118.85
m. (MSL.) ,
River Bed 118.48
m. (MSL)
130.28
m. (MSL.) ,
130.26
m. (MSL.) ,
Drainage Area 2832 Square Kilometers
at 01.00 Hours , on Oct 21 , 2011
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation