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WATER YEAR : 2013
PING RIVER BASIN
Ping River at Ban Tha Ngiu, Nakhon Sawan (P.17)
Lat 15 - 56 - 02 N Long 99 - 58 - 50 E
Locat on : on r g t an at Som S eo Mar et
45,297 sq.km.
Water - stage recorder
+0.000 m. (MSL.)
B.M.-H.D.
On right bank about 5.00 meters from the top staff gage
Elevation
Recording
Amphoe
Banphot Phisai
Changwat
Nakhon Sawan
Ban
Tha Ngiu
Gage Reading Frequency
Zero Gage at Bottom
+37.900 m. (MSL.)
Type of Gage
Bench Mark
Location BM
Drainge Area
Arithmetic mean of 24 readings
1954 to date
1960, 1967 - 1974, 1990 to date
-
1954 - 1979, 1990 to date
Fairly stable.
No overbank flow.
Basis of Mean Daily Gage Height
Rated by Current Meter
Stability of Channel Regimes
Overbank Flow Conditions
Rating Operation
Period of Rating
Rated by Flot
Period of Available Gage Records
Records good. Flow effected by Phumiphol Dam.
Stage-discharge relation defined by 42 discharge measurements made in 2013.
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
34.06
34.79
35.45
34.77
34.92
34.75
36.06
35.30
34.50
34.74
34.87
34.90
2
34.04
34.89
35.35
34.67
34.93
34.75
36.02
35.14
34.45
34.74
34.85
34.91
3
34.09
34.92
35.32
34.65
34.99
34.85
35.87
35.09
34.42
34.74
34.88
34.90
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Gage Height in Meter (MSL.) Water Year April 1, 2013 to March 31, 2014
General Description
4
34.21
34.96
35.27
34.68
35.01
34.89
35.81
35.02
34.38
34.75
34.86
34.88
5
34.19
35.09
35.27
34.71
34.96
34.91
35.78
34.97
34.42
34.80
34.89
34.86
6
34.25
35.11
35.29
34.80
34.88
34.90
35.58
34.93
34.58
34.75
34.85
34.83
7
34.33
35.24
35.40
34.79
34.77
34.95
35.52
34.87
34.61
34.76
34.85
34.80
8
34.37
35.37
35.31
34.85
34.78
34.95
35.47
34.83
34.88
34.78
34.86
34.73
9
34.34
35.40
35.35
34.87
34.83
35.07
35.33
34.79
35.10
34.76
34.88
34.70
10
34.29
35.40
35.24
34.88
35.01
35.30
35.22
34.73
35.07
34.74
34.90
34.67
11
34.42
35.41
35.20
35.03
35.21
35.30
35.16
34.73
35.16
34.71
34.88
34.66
12
34 45
35 42
35 27
35 04
35 34
35 30
35 06
34 73
35 02
34 75
34 88
34 74
.
.
.
.
.
.
.
.
.
.
.
.
13
34.49
35.40
35.35
35.10
35.49
35.40
34.97
34.66
34.89
34.72
34.93
34.72
14
34.56
35.40
35.54
35.09
35.66
35.71
34.89
34.64
34.87
34.72
34.92
34.69
15
34.52
35.37
35.68
34.99
35.59
35.95
34.82
34.62
34.86
34.69
34.94
34.73
16
34.61
35.17
35.47
34.92
35.66
36.37
34.79
34.62
34.87
34.63
34.88
34.77
17
34.70
35.14
35.23
34.86
35.58
36.35
34.77
34.66
34.70
34.62
34.90
34.82
18
34.72
35.12
35.10
34.80
35.38
36.15
34.74
34.73
34.67
34.61
34.88
34.83
19
34.71
35.18
34.97
34.72
35.23
36.15
34.83
34.75
34.80
34.68
34.89
34.85
20
34.72
35.28
34.99
34.66
35.11
36.06
34.86
34.74
34.82
34.71
34.87
34.85
21
34.71
35.34
35.11
34.65
34.99
36.16
34.95
34.71
34.79
34.87
34.89
34.86
22
34.72
35.33
35.14
34.61
34.87
36.43
35.22
34.66
34.80
34.95
34.90
34.81
23
34.73
35.36
35.05
34.64
34.78
36.55
35.54
34.60
34.79
34.92
34.94
34.77
24
34.75
35.43
35.00
34.63
34.75
36.59
35.66
34.57
34.77
34.94
34.87
34.75
25
34.79
35.42
34.94
34.68
34.71
36.31
35.66
34.61
34.80
34.94
34.83
34.73
26
34.76
35.48
34.90
34.89
34.67
36.04
36.02
34.58
34.78
34.90
34.87
34.73
27
34.73
35.54
34.87
34.90
34.66
35.93
36.58
34.54
34.76
34.92
34.93
34.75
28
34.70
35.50
34.82
34.82
34.78
35.89
36.28
34.57
34.76
34.89
34.95
34.66
29
34.70
35.46
34.78
34.75
34.82
35.84
35.94
34.53
34.74
34.88
34.65
30
34.71
35.40
34.77
34.73
34.82
35.97
35.66
34.53
34.74
34.89
34.60
31
35.41
34.77
34.78
35.45
34.71
34.88
34.60
----------
--------------
Mean
34.51
35.28
35.18
34.80
35.03
35.66
35.44
34.75
34.76
34.79
34.89
34.77
Max
34.79
35.54
35.68
35.10
35.66
36.59
36.58
35.30
35.16
34.95
34.95
34.91
36.59
Min
34.04
34.79
34.77
34.61
34.66
34.75
34.74
34.53
34.38
34.61
34.83
34.60
34.04
36.68
m. (MSL.) ,
0.00
m. (MSL.) ,
River Bed 31.31
m. (MSL.)
38.81
m. (MSL.) ,
38.64
m. (MSL.) ,
Drainage Area 45297 Square Kilometers
at 01.00 Hours , on Sep 24 , 2013
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation
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