Basic HTML Version
126
i
i h b k
WATER YEAR : 2013
CHI RIVER BASIN
Chi River at Roi Et Barrage , Roi Et (E.95)
Lat 16 - 10 - 26 N Long 103 - 47 - 27 E
Locat on : on r g t an at Wang Yang Barrage.
40,780 sq.km.
Staff gage
+125.000 m. (MSL.)
B.M.- H.D.
On right bank near the relate.
Elevation
3-time daily readings at 06.00, 12.00 and 18.00 hours.
Amphoe
Chiang Khwan
Changwat
Roi Et
Ban
-
Gage Reading Frequency
Zero Gage at Bottom
+134.665 m. (MSL.)
Type of Gage
Bench Mark
Location BM
Drainge Area
Arithmetic mean of 3 readings
2013 to date
2013 to date
-
2013 to date
Stable because of backwater effect.
No overbank flow.
Basis of Mean Daily Gage Height
Rated by Current Meter
Stability of Channel Regimes
Overbank Flow Conditions
Rating Operation
Period of Rating
Rated by Flot
Period of Available Gage Records
Records fair. Stage-discharge relation defined by 12 discharge measurements made in 2013.
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
128.43
128.41
128.75
128.85
129.64
127.45
131.60
131.59
128.87
130.32
130.21
130.07
2
128.40
128.42
128.72
128.80
129.46
127.42
131.61
131.53
128.96
130.33
130.30
130.16
3
128.38
128.42
128.70
128.63
129.28
127.39
131.63
131.45
128.87
130.24
130.35
130.25
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Gage Height in Meter (MSL.) Water Year April 1, 2013 to March 31, 2014
General Description
4
128.37
128.43
128.70
128.52
128.87
127.36
131.65
131.43
128.96
130.20
130.17
130.28
5
128.36
128.45
128.73
128.38
128.54
127.54
131.63
131.37
129.11
130.20
130.16
130.19
6
128.32
128.47
128.80
128.21
128.76
127.70
131.61
131.23
129.16
130.29
130.23
130.16
7
128.29
128.48
128.87
128.11
128.26
127.82
131.55
131.17
129.25
130.33
130.34
130.27
8
128.27
128.50
128.92
127.99
128.39
128.23
131.43
131.00
129.33
130.29
130.27
130.27
9
128.24
128.50
128.97
127.96
128.27
128.49
131.36
130.82
129.39
130.11
130.17
130.26
10
128.20
128.50
129.01
128.05
128.39
128.18
131.26
130.63
129.40
130.11
130.10
130.26
11
128.16
128.53
129.04
128.11
128.60
128.11
131.19
130.44
129.42
130.09
130.09
130.16
12
128 09
128 57
129 07
128 16
128 82
128 43
131 04
130 26
129 38
130 04
130 09
130 11
.
.
.
.
.
.
.
.
.
.
.
.
13
128.04
128.60
129.13
128.21
128.67
128.70
130.96
130.11
129.30
129.96
130.11
130.15
14
127.98
128.62
129.20
128.18
128.56
128.81
130.90
129.99
129.30
129.97
130.10
130.14
15
127.94
128.63
129.29
128.25
128.16
129.10
130.87
129.81
129.29
130.03
130.06
130.15
16
127.89
128.64
129.36
128.40
128.15
129.36
130.92
129.43
129.20
130.09
130.01
130.16
17
127.84
128.64
129.41
128.05
128.06
129.48
131.04
129.18
129.09
130.12
130.00
130.20
18
127.86
128.66
129.44
127.98
128.01
129.44
131.14
128.81
129.17
130.13
130.21
130.20
19
127.90
128.67
129.42
127.91
127.94
129.67
131.24
128.62
129.50
130.16
130.34
130.20
20
128.01
128.69
129.38
127.84
127.66
129.82
131.33
128.38
129.78
130.18
129.91
130.23
21
128.04
128.69
129.35
127.77
126.93
129.87
131.45
128.50
130.12
130.19
130.18
130.30
22
128.07
128.69
129.28
127.66
127.60
130.02
131.55
128.68
130.27
130.21
130.09
130.29
23
128.13
128.70
129.22
127.58
127.38
130.35
131.59
128.80
130.47
130.27
130.06
130.30
24
128.17
128.71
129.17
127.56
127.41
130.53
131.61
128.85
130.37
130.30
130.15
130.30
25
128.22
128.73
129.14
127.79
127.26
130.58
131.65
128.88
130.29
130.31
130.17
130.28
26
128.29
128.74
129.07
128.05
127.34
130.67
131.69
128.94
130.28
130.33
130.10
130.28
27
128.34
128.75
129.00
128.44
127.51
130.91
131.72
128.98
130.32
130.32
130.03
130.24
28
128.36
128.76
128.95
128.85
127.49
131.21
131.72
128.95
130.37
130.24
130.02
130.24
29
128.38
128.76
128.91
129.15
127.49
131.46
131.72
128.95
130.34
130.20
130.25
30
128.40
128.77
128.88
129.36
127.50
131.52
131.68
128.87
130.30
130.19
130.10
31
128.77
129.51
127.47
131.65
130.31
130.18
130.06
----------
--------------
Mean
128.18
128.61
129.06
128.27
128.12
129.19
131.42
129.86
129.62
130.19
130.14
130.21
Max
128.43
128.77
129.44
129.51
129.64
131.52
131.72
131.59
130.47
130.33
130.35
130.30
131.72
Min
127.84
128.41
128.70
127.56
126.93
127.36
130.87
128.38
128.87
129.96
129.91
130.06
126.93
131.72
m. (MSL.) ,
125.00
m. (MSL.) ,
River Bed 123.37
m. (MSL.)
134.22
m. (MSL.) ,
133.57
m. (MSL.) ,
Drainage Area 40780 Square Kilometers
at 06.00 Hours, on Oct 27, 2013
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------