Basic HTML Version
14
Location : on right bank at the bridge of Amphoe Wang Saphung - Ban Nong Khan Road.
549
sq.km.
Amphoe
Phu Luang
Changwat
Loei
Ban
Keng Bong
WATER YEAR : 2011
KHONG RIVER BASIN
Loei River at Ban Keng Bong , Loei (Kh.61)
Lat 17 - 07 - 44 N Long 101 - 40 - 56 E
Drainge Area
Water - stage recorder
+258.361 m. (MSL.)
B.M.- Highways Dept.
On right bank downstream side at the footpath of the bridge.
Elevation
Recording
Arithmetic means of 24 readings
1982 to date
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+272.020 m. (MSL.)
Type of Gage
Bench Mark
Location BM
Rating Operation
Period of Available Gage Records
1993 to date
-
1993 to date
Fairly stable.
No overbank flow.
Records good. Stage-discharge relation defined by 23 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
259.02
259.28
259.91
260.02
262.76
260.81
261.31
259.74
259.82
259.40
259.27
259.20
2
259.00
259.28
259.89
259.95
262.21
260.87
261.36
259.72
259.77
259.44
259.28
259.21
3
259.00
259.29
259.91
259.87
262.79
261.09
263.04
259.71
259.71
259.45
259.29
259.22
4
259.00
259.29
259.92
259.84
262.11
261.03
262.74
259.71
259.65
259.45
259.30
259.22
5
258.99
259.29
259.99
259.81
260.91
261.23
261.46
259.69
259.59
259.44
259.31
259.23
6
258.99
259.29
260.24
259.77
260.42
261.54
261.33
259.68
259.54
259.44
259.32
259.23
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Gage Height in Meter (MSL.) Water Year April 1, 2011 to March 31, 2012
7
258.99
259.29
260.02
259.77
260.17
261.59
261.27
259.67
259.49
259.45
259.33
259.22
8
259.03
259.29
259.96
259.82
260.01
261.64
261.22
259.68
259.46
259.45
259.33
259.21
9
259.02
259.29
259.93
259.90
259.93
261.31
261.20
259.71
259.43
259.44
259.32
259.21
10
259.01
259.29
259.89
259.81
260.68
262.28
261.18
259.74
259.42
259.44
259.32
259.22
11
259.01
259.29
259.80
259.77
260.74
262.81
261.14
259.70
259.41
259.43
259.31
259.26
12
259.01
259.29
259.70
259.74
260.93
264.58
261.12
259.68
259.41
259.42
259.31
259.33
13
258.98
259.29
259.57
259.67
260.70
263.98
261.02
259.66
259.40
259.41
259.30
259.33
14
258.95
259.29
259.38
259.65
260.45
261.51
260.54
259.64
259.40
259.40
259.30
259.33
15
258.95
259.29
259.46
259.65
260.26
261.38
259.51
259.62
259.40
259.39
259.29
259.44
16
258.95
259.29
259.46
259.65
260.05
261.34
259.37
259.60
259.39
259.39
259.28
259.53
17
258.95
259.29
259.46
259.64
260.73
261.29
259.62
259.58
259.39
259.39
259.27
259.34
18
258.95
259.29
259.46
259.68
262.23
261.23
259.78
259.56
259.39
259.39
259.26
259.26
19
258.95
259.34
259.46
260.03
260.95
261.23
259.89
259.54
259.39
259.39
259.25
259.24
20
258.95
259.42
259.45
260.42
262.83
261.24
259.94
259.52
259.39
259.38
259.24
259.23
21
258.95
259.37
259.44
260.20
261.88
261.28
259.94
259.50
259.38
259.38
259.23
259.22
22
258.96
259.35
259.42
260.29
260.95
261.34
259.93
259.49
259.38
259.38
259.22
259.21
23
259.11
259.33
259.39
260.09
260.55
261.09
259.91
259.46
259.38
259.38
259.22
259.21
24
259.13
259.36
259.35
259.93
260.31
260.41
259.90
259.44
259.38
259.37
259.22
259.21
25
259.15
259.39
259.47
259.96
261.21
260.34
259.89
259.43
259.38
259.36
259.21
259.20
26
259.15
259.39
260.19
260.07
261.20
260.34
259.89
259.42
259.38
259.34
259.21
259.20
27
258.99
259.39
261.42
260.04
260.35
260.87
259.88
259.41
259.37
259.32
259.21
259.19
28
258.60
259.43
259.96
259.98
260.10
261.81
259.87
259.40
259.37
259.30
259.21
259.18
29
258.58
259.86
260.92
259.75
260.18
261.31
259.86
259.39
259.37
259.29
259.20
259.18
30
258.80
259.89
260.01
259.66
261.16
261.27
259.85
259.38
259.37
259.28
259.17
31
259.87
260.67
261.36
259.85
259.37
259.27
259.17
----------
--------------
Mean
258.97
259.37
259.81
259.91
261.00
261.47
260.54
259.58
259.45
259.39
259.27
259.25
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Max
259.15
259.89
261.42
260.67
262.83
264.58
263.04
259.74
259.82
259.45
259.33
259.53
264.58
Min
258.58
259.28
259.35
259.64
259.93
260.34
259.37
259.38
259.37
259.27
259.20
259.17
258.58
265.76
m. (MSL.) ,
258.36
m. (MSL.) ,
River Bed 258.91
m. (MSL)
271.86
m. (MSL.) ,
271.78
m. (MSL.) ,
Drainage Area 549 Square Kilometers
at 24.00 Hours , on Sep 12 , 2011
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation