Basic HTML Version
408
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WATER YEAR : 2013
NAN RIVER BASIN
Nan River at Ban Tha Takhian , Phitsanulok (N.68)
Lat 16 - 52 - 15 N Long 100 - 14 - 36 E
Locat on : on r g t an at Ban T a Ta an.
25,018 sq.km.
Staff gage
+35.000 m. (MSL.)
B.M.- H.D.
On right bank near the gage site.
Elevation
5-time daily readings at 06.00, 09.00, 12.00, 15.00 and 18.00 hours.
Drainge Area
Location BM
Gage Reading Frequency
Zero Gage at Bottom
+48.620 m. (MSL.)
Bench Mark
Type of Gage
Amphoe
Mueang
Changwat
Phitsanulok
Ban
Tha Takhian
Arithmetic mean of 5 readings
1999 to date
1999 to date
-
2004 to date
Stable.
No overbank flow.
Rating Operation
Period of Rating
Rated by Flot
Period of Available Gage Records
Basis of Mean Daily Gage Height
Rated by Current Meter
Stability of Channel Regimes
Overbank Flow Conditions
Records good. Flow effected by Mae Yom side flow.
Stage-discharge relation defined by 31 discharge measurements made in 2013.
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
37.41
37.43
36.90
36.93
37.24
37.11
39.61
37.97
36.85
37.49
37.78
37.59
2
37.54
37.50
36.92
36.82
37.26
38.30
38.78
37.81
36.98
37.69
37.75
37.57
3
37.58
37.73
36.90
36.70
37.30
38.37
38.47
37.60
37.10
37.67
37.78
37.64
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Gage Height in Meter (MSL.) Water Year April 1, 2013 to March 31, 2014
General Description
4
37.52
38.19
36.98
36.59
37.28
38.10
38.23
37.27
37.35
37.64
37.78
37.69
5
37.50
38.22
37.05
36.59
37.25
37.62
38.17
36.87
37.59
37.62
37.66
37.67
6
37.51
38.17
37.12
36.77
37.13
37.22
38.17
36.89
37.91
37.60
37.58
37.51
7
37.54
38.18
37.13
36.85
36.68
36.92
38.00
36.78
38.05
37.57
37.57
37.28
8
37.50
38.23
37.10
37.08
37.03
36.99
37.50
36.63
37.89
37.56
37.60
37.00
9
37.46
38.06
37.04
37.00
36.97
37.09
37.13
36.60
37.58
37.48
37.55
36.91
10
37.56
37.73
37.00
37.27
37.26
37.27
36.71
36.75
37.37
37.49
37.57
36.95
11
37.38
37.75
37.05
37.49
37.54
37.61
36.89
36.82
37.20
37.44
37.52
37.02
12
37 37
37 56
37 14
37 78
37 76
37 69
36 99
36 84
37 17
37 47
37 49
37 06
.
.
.
.
.
.
.
.
.
.
.
.
13
37.33
37.46
37.18
37.70
37.96
37.90
37.03
36.76
37.13
37.49
37.44
37.08
14
37.31
37.46
37.29
37.49
37.90
38.17
37.04
36.77
37.11
37.44
37.55
37.21
15
37.21
37.78
37.13
37.13
37.47
38.38
36.98
36.78
37.09
37.42
37.65
37.18
16
37.17
38.10
36.96
36.94
37.58
38.67
36.97
36.76
37.10
37.40
37.73
37.13
17
37.18
37.86
36.68
36.65
37.37
39.06
36.98
37.28
37.11
37.37
37.68
36.96
18
37.38
37.62
36.48
36.60
37.15
38.70
37.03
37.15
37.14
37.34
37.75
37.04
19
37.65
37.62
36.46
36.63
37.03
38.44
37.20
37.06
37.16
37.28
37.91
37.23
20
37.39
37.70
36.59
36.65
36.93
38.16
37.82
36.89
37.16
37.21
37.83
37.28
21
37.40
37.81
36.71
36.63
36.35
37.66
38.38
36.55
37.17
37.35
37.79
37.33
22
37.37
37.69
36.78
36.62
36.53
37.36
38.32
36.76
37.22
37.47
37.73
37.43
23
37.48
37.60
36.89
36.61
36.85
37.16
38.37
36.65
37.50
37.49
37.38
37.53
24
37.55
37.35
37.08
36.60
38.08
37.13
38.36
36.70
37.73
37.50
37.31
37.57
25
37.44
37.26
37.26
36.66
39.05
37.16
38.28
36.75
37.84
37.58
37.30
37.62
26
37.48
37.21
37.18
36.66
38.24
37.22
38.36
36.65
37.70
37.69
37.49
37.56
27
37.47
37.25
37.20
36.65
37.16
37.17
38.54
36.60
37.57
37.74
37.63
37.43
28
37.53
37.22
36.98
36.63
37.00
38.81
38.53
36.60
37.42
37.83
37.57
37.47
29
37.49
37.08
36.89
36.62
36.89
40.15
38.35
36.59
37.35
37.78
37.53
30
37.43
36.99
36.84
36.68
36.67
40.28
38.48
36.58
37.19
37.78
37.71
31
36.86
37.24
36.68
38.60
37.17
37.87
37.89
----------
--------------
Mean
37.44
37.63
36.96
36.88
37.28
37.93
37.88
36.89
37.35
37.54
37.62
37.36
Max
37.65
38.23
37.29
37.78
39.05
40.28
39.61
37.97
38.05
37.87
37.91
37.89
40.28
Min
37.17
36.86
36.46
36.59
36.35
36.92
36.71
36.55
36.85
37.21
37.30
36.91
36.35
40.40
m. (MSL.) ,
35.00
m. (MSL.) ,
River Bed 31.64
m. (MSL.)
48.37
m. (MSL.) ,
48.36
m. (MSL.) ,
Drainage Area 25018 Square Kilometers
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at 06.00 Hours , on Sep 30 , 2013
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Left Bank Elevation
Right Bank Elevation