Basic HTML Version
360
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i h b k i f
f hi hi hi h h h l
WATER YEAR : 2013
NAN RIVER BASIN
Nan River at Ban Rat Chang Khwan , Phichit (N.7A)
Lat 16 - 28 - 03 N Long 100 - 20 - 05 E
Locat on : on r g t an n ront o P c t P tt aya K om Sc oo
27,897 sq.km.
Staff gage.
+26.000 m. (MSL.)
B.M.-H.D.
In front of Phichit Phitthaya Khom School.
Elevation
3-time daily readings at 06.00, 12.00 and 18.00 hours.
Drainge Area
Amphoe
Mueang
Changwat
Phichit
Ban
Rat Chang Khwan
Gage Reading Frequency
Zero Gage at Bottom
+42.146 m. (MSL.)
Type of Gage
Bench Mark
Location BM
Arithmetic mean of 5 readings
2000 to date
2000 to date
-
2000 to date
Fairly stable.
No overbank flow.
Rated by Current Meter
Stability of Channel Regimes
Overbank Flow Conditions
Rating Operation
Period of Rating
Rated by Flot
Period of Available Gage Records
Basis of Mean Daily Gage Height
Records good. Flow effected by Naresuan Dam.
Stage-discharge relation defined by 36 discharge measurements made in 2013.
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
27.65
27.71
27.42
27.76
28.87
28.84
34.69
31.42
27.16
28.39
28.58
28.21
2
27.84
27.79
27.37
27.66
28.73
29.22
34.50
31.10
27.13
28.53
28.49
28.26
3
28.21
28.01
27.39
27.52
28.83
30.23
34.11
30.75
27.49
28.50
28.54
28.26
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Gage Height in Meter (MSL.) Water Year April 1, 2013 to March 31, 2014
General Description
4
28.31
28.28
27.36
27.44
28.84
30.55
33.90
30.49
27.57
28.52
28.43
28.19
5
28.24
28.82
27.46
27.52
28.56
30.44
33.81
30.22
27.66
28.57
28.43
28.40
6
28.23
28.92
27.84
27.43
28.15
29.97
33.92
29.74
28.12
28.46
28.45
28.38
7
28.20
28.91
28.34
27.32
27.92
29.55
33.87
29.44
28.64
28.31
28.41
28.08
8
28.17
28.95
28.54
27.31
27.68
29.37
33.60
29.19
28.80
28.43
28.37
27.87
9
28.11
29.12
28.42
28.24
27.58
29.51
33.18
28.98
28.83
28.39
28.30
27.60
10
28.04
28.95
28.08
28.73
27.66
29.86
32.85
28.79
28.53
28.22
28.19
27.51
11
28.07
28.63
28.16
29.34
27.79
29.79
32.40
28.59
28.41
28.20
28.18
27.44
12
28 06
28 55
28 07
29 70
28 70
30 18
32 01
28 44
28 09
28 13
28 24
27 58
.
.
.
.
.
.
.
.
.
.
.
.
13
28.10
28.38
28.23
30.04
29.82
30.40
31.70
27.89
27.94
28.02
28.32
27.61
14
28.06
28.08
28.31
29.90
30.68
30.50
31.63
27.74
27.87
27.94
28.29
27.67
15
27.92
28.14
28.60
29.43
30.71
30.66
31.42
27.69
27.74
28.02
28.15
27.74
16
27.96
28.61
28.45
28.68
30.67
30.91
31.03
27.65
27.68
28.32
28.21
27.70
17
28.18
28.76
28.09
27.83
30.64
31.65
30.74
27.94
27.93
28.28
28.32
27.74
18
27.76
28.70
27.65
27.76
30.62
32.20
30.59
28.43
28.38
28.11
28.32
27.57
19
27.83
28.39
27.52
27.91
30.56
32.32
30.59
28.39
28.22
27.89
28.32
27.56
20
28.19
28.45
27.31
27.83
30.19
32.18
30.74
27.94
27.79
27.80
28.39
27.73
21
28.02
28.40
27.35
27.74
29.67
32.00
31.01
27.43
27.67
27.79
28.19
27.78
22
27.96
28.41
28.12
27.60
29.02
31.96
31.33
27.38
28.28
27.92
28.27
27.65
23
27.87
28.47
28.85
27.43
28.76
32.39
31.06
27.49
28.69
28.10
28.18
27.55
24
27.98
28.18
29.02
27.49
29.02
32.67
30.87
27.38
28.69
28.02
28.16
27.63
25
28.26
27.71
28.72
27.64
30.21
32.62
30.89
27.38
28.65
28.28
28.19
27.85
26
28.18
27.66
28.80
28.17
31.05
32.58
31.57
27.41
28.54
28.32
28.11
28.06
27
28.11
27.61
28.57
28.37
30.59
32.73
32.12
27.38
28.51
28.52
28.21
28.16
28
27.88
27.66
28.62
28.38
29.89
33.02
32.24
27.38
28.41
28.49
28.24
28.10
29
27.76
27.70
28.26
28.41
29.30
33.94
32.09
27.53
28.42
28.43
28.20
30
27.71
27.66
27.99
28.41
28.86
34.65
32.11
27.46
28.26
28.50
28.24
31
27.52
28.61
28.79
31.72
28.29
28.56
28.30
----------
--------------
Mean
28.03
28.29
28.10
28.18
29.30
31.23
32.20
28.50
28.14
28.26
28.30
27.89
Max
28.31
29.12
29.02
30.04
31.05
34.65
34.69
31.42
28.83
28.57
28.58
28.40
34.69
Min
27.65
27.52
27.31
27.31
27.58
28.84
30.59
27.38
27.13
27.79
28.11
27.44
27.13
34.71
m. (MSL.) ,
26.00
m. (MSL.) ,
River Bed 24.88
m. (MSL.)
37.35
m. (MSL.) ,
37.17
m. (MSL.) ,
Drainage Area 27897 Square Kilometers
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at 06.00 Hours , on Oct 1 , 2013
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation