Basic HTML Version
702
Location : on left bank at Ban Khaow Saae 2.
158
sq.km.
Amphoe
Na Yong
Changwat
Trang
Ban
Khaow Saae 2
WATER YEAR : 2011
SOUTHERN PENINSULA WEST COAST
Khlong Nang Noi at Ban Khaow Saae (2) , Trang (X.229)
Lat 07 - 32 - 53 N Long 99 - 44 - 40 E
Drainge Area
Staff gage
+0.000 m. (MSL.)
B.M.-H.D.
On left bank near the gage site.
Elevation
5-time daily readings at 06.00, 09.00, 12.00, 15.00 and 18.00 hours.
Arithmetic means of 5 readings
2003 to date
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
+32.452 m. (MSL.)
Type of Gage
Bench Mark
Location BM
Rating Operation
Period of Available Gage Records
2003 to date
-
2003 to date
Fairly stable.
No overbank flow.
Records fair. Stage-discharge relation defined by 36 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
30.03
28.80
28.84
28.72
29.01
29.16
29.50
29.97
29.33
30.17
29.36
29.09
2
29.77
28.84
28.83
28.72
29.02
29.08
29.41
29.16
29.28
30.24
29.27
29.07
3
29.74
28.87
28.81
28.73
29.04
29.16
29.52
29.32
29.24
29.71
29.25
29.06
4
29.53
28.94
28.80
28.75
28.94
29.35
29.48
29.21
29.26
29.52
29.23
29.07
5
29.42
28.85
28.79
28.76
28.86
29.16
29.41
29.22
29.21
29.42
29.21
29.15
6
29.27
28.98
28.77
28.70
28.70
29.10
29.37
29.18
29.18
29.37
29.19
29.13
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Gage Height in Meter (MSL.) Water Year April 1, 2011 to March 31, 2012
7
29.28
28.84
28.76
28.70
28.65
29.10
29.32
29.20
29.16
29.34
29.18
29.05
8
29.24
28.83
28.76
28.71
28.63
29.07
29.28
29.18
29.14
29.30
29.19
29.10
9
29.23
28.81
28.76
28.68
28.63
29.01
29.25
29.15
29.13
29.29
29.17
29.08
10
29.20
28.81
28.75
28.69
28.63
29.22
29.21
29.14
29.13
29.36
29.16
29.15
11
29.17
28.82
28.75
28.78
28.63
31.06
29.25
29.18
29.31
29.40
29.16
29.07
12
29.15
28.82
28.75
28.80
28.65
30.53
29.22
29.12
29.24
29.58
29.14
29.07
13
29.06
28.80
28.79
28.81
28.63
29.57
29.16
29.11
29.16
29.48
29.14
29.07
14
29.05
28.79
28.95
28.93
29.09
29.35
29.18
29.12
29.12
29.39
29.15
29.03
15
29.09
28.80
28.84
29.08
29.03
29.22
29.18
29.19
29.14
29.65
29.14
29.04
16
29.10
28.85
28.82
28.75
28.81
29.21
29.21
29.16
29.92
29.40
29.13
29.03
17
29.08
28.85
28.82
28.76
28.97
29.20
29.50
29.13
30.02
29.28
29.13
29.00
18
29.09
28.80
28.80
28.92
28.90
29.17
29.19
29.12
29.76
29.26
29.12
29.01
19
29.09
28.81
28.79
28.68
28.68
29.25
29.20
29.10
29.54
29.24
29.10
29.01
20
29.00
28.85
28.79
28.65
28.74
29.53
29.22
29.12
29.46
29.55
29.10
29.00
21
28.97
28.86
28.78
28.65
29.13
29.35
29.15
30.15
29.38
29.43
29.10
29.07
22
28.96
28.85
28.76
28.65
29.07
29.28
29.15
30.31
29.38
29.40
29.08
29.01
23
28.92
28.80
28.75
28.66
29.09
29.26
29.11
30.06
29.31
29.31
29.07
29.00
24
28.89
28.79
28.73
28.69
29.01
29.20
29.12
30.58
29.30
29.30
29.06
29.00
25
28.86
28.82
28.73
28.80
29.00
29.11
29.11
30.40
29.43
29.26
29.05
29.00
26
28.86
28.87
28.73
29.01
29.07
29.08
29.13
29.68
29.33
29.25
29.10
28.99
27
28.86
28.85
28.78
29.01
29.80
29.89
29.14
29.62
29.32
29.22
29.03
29.01
28
28.85
28.80
28.73
29.02
30.41
29.32
29.38
29.51
29.29
29.21
29.05
29.00
29
28.85
28.79
28.74
29.08
29.58
29.46
29.24
29.42
29.25
29.20
29.08
29.00
30
28.85
28.78
28.73
29.03
29.41
29.37
29.53
29.36
29.29
29.22
29.00
31
28.80
29.02
29.24
30.16
29.41
29.43
29.00
----------
--------------
Mean
29.15
28.83
28.78
28.80
29.00
29.36
29.30
29.44
29.34
29.43
29.14
29.04
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Max
30.03
28.98
28.95
29.08
30.41
31.06
30.16
30.58
30.02
30.24
29.36
29.15
31.06
Min
28.85
28.78
28.73
28.65
28.63
29.01
29.11
29.10
29.12
29.20
29.03
28.99
28.63
31.24
m. (MSL.) ,
0.00
m. (MSL.) ,
River Bed 28.47
m. (MSL)
34.06
m. (MSL.) ,
33.95
m. (MSL.) ,
Drainage Area 158 Square Kilometers
at 18.00 Hours , on Sep 11 , 2011
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation