Basic HTML Version
30
Location : on right bank at the bridge on highway.
861
sq.km.
WATER YEAR : 2014
KHONG RIVER BASIN
Lam Nam Phung at Ban Tong Khop , Sakon Nakhon (Kh.90)
Lat 17 - 04 - 05 N Long 104 - 15 - 32 E
Amphoe
Khok Si Suphan
Changwat
Sakon Nakhon
Ban
Tong Khop
Drainge Area
Staff gage
+158.500 m. (MSL.)
B.M.- Highways Dept.
On right bank at the footpath of the bridge.
Elevation
3-time daily readings at 06.00 , 12.00 and 18.00 hours.
Arithmetic mean of 3 readings
1996 to date
+167.456 m. (MSL.)
Bench Mark
Type of Gage
Rating Operation
Period of Available Gage Records
Location BM
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
1996 to date
-
1996 to date
Rather unstable.
No overbank flow.
Records fair. Stage-discharge relation defined by 23 discharge measurements made in 2014.
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
158.30
158.30
158.30
159.98
159.65
159.27
159.76
158.40
158.40
158.30
158.64
158.25
2
158.30
158.30
158.32
160.32
159.43
159.03
159.35
158.40
158.40
158.30
158.64
158.25
3
158.29
158.30
158.50
159.20
159.39
159.18
159.15
158.40
158.40
158.30
158.64
158.25
4
158.20
158.30
158.82
159.00
159.74
159.10
159.00
158.40
158.40
158.30
158.64
158.25
5
158.15
158.30
158.88
158.90
159.72
159.06
158.90
158.40
158.40
158.30
158.60
158.22
6
158.24
158.30
158.89
159.01
160.42
160.01
158.81
158.40
158.40
158.30
158.55
158.22
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Gage Height in Meter (MSL.) Water Year April 1, 2014 to March 31, 2015
7
158.49
158.30
158.84
159.08
160.08
159.28
158.80
158.40
158.39
158.30
158.47
158.22
8
158.51
158.39
158.80
159.10
159.65
159.14
158.78
158.40
158.37
158.30
158.36
158.20
9
158.55
158.40
158.80
159.15
159.63
158.97
158.75
158.40
158.35
158.30
158.34
158.20
10
158.56
158.40
158.80
160.06
159.66
158.92
158.70
158.40
158.33
158.30
158.30
158.20
11
158.60
158.40
158.83
159.52
159.39
158.84
158.70
158.40
158.31
158.30
158.30
158.20
12
158.60
158.40
158.91
159.06
159.16
158.79
158.68
158.40
158.31
158.30
158.30
158.20
13
158.60
158.40
158.96
159.30
159.10
158.70
158.66
158.40
158.30
158.30
158.30
158.20
14
158.55
158.41
159.03
159.61
159.02
158.70
158.65
158.40
158.30
158.31
158.27
158.20
15
158.50
158.40
159.06
160.42
158.94
158.70
158.63
158.40
158.30
158.38
158.25
158.20
16
158.49
158.40
159.10
161.25
159.68
158.70
158.62
158.40
158.30
158.40
158.25
158.20
17
158.45
158.40
159.08
159.71
159.91
158.70
158.61
158.40
158.30
158.40
158.25
158.33
18
158.44
158.40
158.93
159.40
159.43
158.66
158.60
158.40
158.30
158.40
158.25
159.50
19
158.40
158.40
158.76
160.27
159.15
158.69
158.59
158.40
158.30
158.40
158.25
159.38
20
158.37
158.40
158.76
161.59
158.95
158.66
158.56
158.40
158.30
158.49
158.25
159.41
21
158.30
158.40
158.80
160.41
158.90
158.90
158.55
158.40
158.30
158.64
158.31
158.82
22
158.30
158.45
158.80
159.82
158.85
159.46
158.54
158.40
158.30
158.64
158.31
158.80
23
158.30
158.45
158.80
159.91
158.81
159.45
158.51
158.40
158.30
158.63
158.30
158.80
24
158.30
158.39
158.82
160.42
158.92
161.06
158.48
158.40
158.30
158.63
158.29
158.79
25
158.30
158.30
158.91
159.78
159.02
161.05
158.45
158.40
158.30
158.63
158.27
158.61
26
158.30
158.30
159.11
159.39
158.98
160.02
158.43
158.40
158.30
158.64
158.27
158.60
27
158.30
158.30
159.03
159.19
159.05
159.42
158.42
158.40
158.30
158.64
158.27
158.60
28
158.30
158.30
158.94
159.16
159.10
159.21
158.40
158.40
158.30
158.64
158.27
158.60
29
158.30
158.30
158.89
159.21
159.14
159.82
158.40
158.40
158.30
158.64
158.63
30
158.30
158.30
158.97
159.57
159.10
160.68
158.40
158.40
158.30
158.64
158.74
31
158.30
160.29
159.10
158.40
158.30
158.64
158.59
----------
--------------
Mean
158.39
158.36
158.85
159.71
159.32
159.27
158.69
158.40
158.33
158.44
158.36
158.51
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Max
158.60
158.45
159.11
161.59
160.42
161.06
159.76
158.40
158.40
158.64
158.64
159.50
161.59
Min
158.15
158.30
158.30
158.90
158.81
158.66
158.40
158.40
158.30
158.30
158.25
158.20
158.15
162.40
m. (MSL.) ,
158.50
m. (MSL.) ,
River Bed 157.10
m. (MSL.)
167.37
m. (MSL.) ,
167.37
m. (MSL.) ,
Drainage Area 861 Square Kilometers
at 01.00 Hours , on Jul 20 , 2014
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Left Bank Elevation
Right Bank Elevation