356
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 : 2012
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
Staff gage.
+0.000 m. (MSL.)
B.M.-H.D.
On right bank in front of automatic gage building.
Elevation
3-time daily readings at 06.00, 12.00 and 18.00 hours.
Arithmetic mean of 3 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 39 discharge measurements made in 2012.
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
22.77
20.82
24.00
23.99
24.50
25.38
26.90
22.95
21.46
21.20
22.33
21.92
2
22.84
20.93
24.18
23.95
24.58
25.70
26.93
22.76
21.55
21.32
22.53
22.08
3
22.94
21.05
24.39
23.88
24.58
25.75
26.97
22.73
21.68
21.18
22.56
21.99
4
22.63
21.34
24.31
23.82
24.45
25.70
26.97
23.09
21.75
21.27
22.62
21.79
5
22.47
21.75
24.18
23.96
24.23
25.76
26.96
23.28
21.77
21.26
22.57
21.73
6
22.68
22.26
24.19
24.38
23.93
25.93
26.95
23.06
21.86
21.67
22.50
21.94
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Gage Height in Meter (MSL.) Water Year April 1, 2012 to March 31, 2013
7
22.82
22.49
24.33
24.50
23.73
26.22
26.94
22.86
21.82
22.35
22.49
22.07
8
22.71
22.74
24.48
24.62
23.46
26.63
26.88
22.64
21.76
23.18
22.39
22.03
9
22.30
23.09
24.56
24.60
23.07
27.05
26.78
22.50
21.73
23.04
22.24
22.00
10
22.44
23.56
24.61
24.44
23.00
27.45
26.71
22.25
21.68
22.92
22.21
21.96
11
22.91
24.01
24.74
24.32
23.10
27.84
26.61
22.09
21.54
22.65
22.27
21.86
12
22.66
24.41
24.99
24.34
23.47
28.13
26.50
21.96
21.42
22.45
22.26
21.73
13
22.49
24.49
25.07
24.22
23.83
28.28
26.30
21.81
21.15
22.12
22.17
21.39
14
22.32
24.29
25.24
23.96
24.12
28.32
26.12
21.62
21.19
22.13
22.05
20.99
15
22.77
23.92
25.36
23.74
24.18
28.30
25.79
21.49
21.28
22.15
21.85
20.82
16
22.63
23.61
25.39
23.54
23.94
28.28
25.71
21.40
21.34
22.04
21.66
20.73
17
22.14
23.32
25.22
23.43
23.77
28.27
25.57
21.37
21.41
21.97
21.63
20.68
18
21.66
23.22
24.73
23.39
23.66
28.22
25.37
21.37
21.45
22.00
21.56
20.67
19
21.69
23.30
24.40
23.35
23.53
28.08
25.02
21.53
21.47
22.00
21.52
20.65
20
22.10
23.30
24.18
23.26
23.43
27.95
24.97
21.56
21.43
22.00
21.37
20.59
21
22.32
23.39
24.05
23.01
23.23
27.83
24.79
21.54
21.38
21.99
21.09
20.52
22
22.54
23.62
24.14
23.00
23.19
27.62
24.55
21.47
21.38
21.93
20.94
20.47
23
22.57
23.68
24.32
23.00
23.01
27.49
24.32
21.53
21.38
21.76
20.87
20.40
24
22.14
23.53
24.63
23.00
22.98
27.35
23.97
21.72
21.36
21.65
20.97
20.35
25
21.46
23.32
24.65
22.95
22.94
27.20
23.76
21.99
21.25
21.77
21.00
20.32
26
21.07
23.02
24.54
22.85
22.94
26.93
23.60
21.98
21.10
21.82
21.05
20.31
27
20.93
23.00
24.36
22.83
22.96
26.76
23.62
21.87
21.00
21.86
21.57
20.32
28
20.86
23.08
24.28
22.94
23.18
26.76
23.67
21.56
20.98
21.87
21.83
20.37
29
20.93
23.47
24.21
23.25
23.93
26.70
23.52
21.31
20.97
21.92
20.37
30
21.05
23.79
24.07
23.74
24.75
26.83
23.30
21.30
20.99
21.99
20.48
31
23.94
24.24
25.01
23.08
21.06
22.15
20.60
----------
--------------
Mean
22.19
23.09
24.53
23.69
23.70
27.16
25.46
22.02
21.41
21.99
21.86
21.10
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Max
22.94
24.49
25.39
24.62
25.01
28.32
26.97
23.28
21.86
23.18
22.62
22.08
28.32
Min
20.86
20.82
24.00
22.83
22.94
25.38
23.08
21.30
20.97
21.18
20.87
20.31
20.31
28.33
m. (MSL.) ,
0.00
m. (MSL.) ,
River Bed 13.58
m. (MSL.)
29.84
m. (MSL.) ,
32.10
m. (MSL.) ,
Drainage Area 32826 Square Kilometers
at 04.00 Hours , on Sep 14 , 2012
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Left Bank Elevation
Right Bank Elevation