Basic HTML Version
368
Location : on right bank in front of Wat Luang Pho Kaeo about 1 kilometer upstream from Station N.14
32,826 sq.km.
WATER YEAR : 2011
NAN RIVER BASIN
Nan River at Wat Luang Pho Kaeo , Nakhon Sawan (N.14A)
Lat 15 - 53 - 44 N Long 100 - 18 - 42 E
Amphoe
Chum Saeng
Changwat
Nakhon Sawan
Ban
Wat Luang Pho Kaeo
Drainge Area
Water - stage recorder
+0.000 m. (MSL.)
B.M.-H.D.
On right bank in front of automatic gage building.
Elevation
Recording
Arithmetic means of 24 readings
1971 to date
+32.155 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
1973 - 1979, 1991 to date
-
1972 - 1980, 1991 to date
Fairly stable.
No overbank flow
Records good. Flow effected by Naresuan Dam.
Stage-discharge relation defined by 41 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
20.93
21.25
24.80
23.79
27.15
28.89
29.10
28.25
23.01
24.00
25.27
25.08
2
21.06
21.36
25.25
23.90
27.21
28.90
29.05
28.10
22.75
24.00
25.27
24.84
3
21.29
21.60
25.51
24.11
27.41
28.90
29.10
27.97
22.61
24.00
25.30
24.74
4
21.29
21.79
25.53
24.56
27.66
28.90
29.10
27.90
22.47
24.00
25.43
24.66
5
21.17
21.90
25.41
24.92
27.90
28.91
29.10
27.87
22.27
23.95
25.56
24.60
6
21.24
21.86
25.25
25.14
28.03
28.92
29.10
27.86
22.09
24.15
25.54
24.56
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Gage Height in Meter (MSL.) Water Year April 1, 2011 to March 31, 2012
7
21.12
22.08
25.24
25.12
28.05
28.92
29.10
27.85
22.63
24.59
25.46
24.58
8
20.79
22.70
25.44
24.90
28.08
28.92
29.10
27.76
22.53
24.70
25.38
24.55
9
20.46
23.09
25.68
24.57
28.11
28.93
29.12
27.59
22.53
24.90
25.30
24.54
10
20.25
23.12
25.84
24.19
28.12
28.94
29.10
27.50
23.02
24.87
25.30
24.50
11
20.22
22.92
25.86
23.89
28.16
28.95
29.09
27.35
23.14
24.80
25.28
24.57
12
20.43
22.69
25.72
23.82
28.21
28.95
29.08
27.25
23.11
24.41
25.34
24.65
13
20.73
22.44
25.47
23.87
28.26
28.95
29.06
27.17
22.85
24.21
25.38
24.76
14
20.82
22.24
25.09
23.98
28.32
28.97
29.05
27.07
22.83
24.19
25.40
24.83
15
20.90
22.24
24.62
24.23
28.38
28.98
29.00
27.00
23.07
24.20
25.47
24.87
16
21.38
22.51
24.31
24.69
28.42
28.98
29.00
26.60
23.51
24.22
25.40
24.68
17
21.63
23.06
24.09
25.26
28.41
28.99
28.97
26.60
23.85
24.25
25.36
24.60
18
21.61
23.43
23.97
25.71
28.48
29.00
28.92
26.49
24.04
24.24
25.45
24.49
19
21.58
23.51
24.11
26.04
28.57
29.01
28.90
26.45
23.93
24.16
25.56
24.16
20
21.55
23.51
24.13
26.30
28.62
29.03
28.88
26.30
23.85
24.25
25.57
23.73
21
21.46
23.61
24.27
26.48
28.69
29.05
28.87
26.07
23.59
24.35
25.62
23.24
22
21.43
23.68
24.36
26.66
28.72
29.05
28.86
25.65
23.57
24.49
25.58
22.95
23
21.37
23.64
24.32
26.79
28.73
29.05
28.85
25.44
23.64
24.60
25.55
22.59
24
21.14
23.48
24.24
26.88
28.73
29.05
28.85
25.07
23.73
24.66
25.50
22.25
25
20.82
23.18
24.11
26.96
28.75
29.05
28.83
24.80
23.83
24.68
25.40
22.00
26
20.78
22.87
23.91
27.00
28.77
29.07
28.67
24.42
23.85
24.70
25.42
21.80
27
20.87
22.75
23.63
27.05
28.79
29.07
28.62
24.11
23.71
24.69
25.38
21.61
28
21.13
22.85
23.41
27.08
28.82
29.10
28.47
23.84
23.67
24.72
25.35
22.15
29
21.29
23.16
23.41
27.11
28.85
29.10
28.40
23.50
23.81
24.82
25.30
22.00
30
21.19
23.73
23.65
27.12
28.88
29.10
28.37
23.23
24.00
25.04
22.83
31
24.32
27.13
28.88
28.29
24.00
25.16
22.71
----------
--------------
Mean
21.06
22.79
24.69
25.46
28.33
28.99
28.90
26.44
23.27
24.45
25.42
23.81
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Max
21.63
24.32
25.86
27.13
28.88
29.10
29.12
28.25
24.04
25.16
25.62
25.08
29.12
Min
20.22
21.25
23.41
23.79
27.15
28.89
28.29
23.23
22.09
23.95
25.27
21.61
20.22
29.12
m. (MSL.) ,
0.00
m. (MSL.) ,
River Bed 15.00
m. (MSL)
29.84
m. (MSL.) ,
32.10
m. (MSL.) ,
Drainage Area 32826 Square Kilometers
at 06.00 Hours , on Oct 9 , 2011
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Left Bank Elevation
Right Bank Elevation