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WATER YEAR : 2013
PING RIVER BASIN
Ping River at Ban Cho Lae , Chiang Mai (P.75)
Lat 19 - 08 - 58 N Long 99 - 00 - 43 E
Locat on : on e t an at t e r ge on roa .
3,088
sq.km.
Water - stage recorder
+337.600 m. (MSL.)
B.M.-H.D.
On left bank about 3 meters from the top staff gage.
Elevation
Recording.
Bench Mark
Location BM
Gage Reading Frequency
Zero Gage at Bottom
Type of Gage
Amphoe
Mae Teang
Changwat
Chiang Mai
Ban
Cho Lae
Drainge Area
+341.805 m. (MSL.)
Arithmetic mean of 24 readings
1998 to date
1998 to date
-
1999 to date
Fairly stable.
No overbank flow.
Rating Operation
Period of Rating
Rated by Flot
Period of Available Gage Records
Rated by Current Meter
Stability of Channel Regimes
Overbank Flow Conditions
Basis of Mean Daily Gage Height
Records fair. Stage-discharge relation defined by 41 discharge measurements made in 2013.
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
338.05
338.17
337.83
337.83
338.18
338.89
338.61
338.62
338.16
338.04
338.31
338.24
2
338.32
338.17
337.83
337.83
338.15
338.76
338.57
338.55
338.14
338.03
338.24
338.25
3
338.21
338.18
337.82
337.83
338.11
338.41
338.59
338.49
338.14
338.01
337.98
338.12
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Gage Height in Meter (MSL.) Water Year April 1, 2013 to March 31, 2014
General Description
4
338.15
338.16
337.81
337.85
338.07
338.27
338.55
338.45
338.11
338.03
338.05
337.85
5
338.18
338.16
337.80
337.87
338.10
338.21
338.49
338.40
338.12
338.03
337.93
337.86
6
338.20
338.12
337.82
337.86
338.26
338.29
338.61
338.33
338.11
338.01
337.92
337.85
7
338.29
338.08
337.84
337.86
338.18
338.78
338.49
338.34
338.10
338.02
338.01
337.93
8
338.23
338.09
337.84
337.88
338.17
339.31
338.42
338.32
338.10
338.02
338.26
338.24
9
338.20
338.11
337.82
337.88
338.44
339.97
338.35
338.30
338.09
338.01
338.27
338.25
10
338.21
338.18
337.77
338.01
339.68
339.72
338.29
338.28
338.08
338.01
338.17
338.25
11
338.22
338.16
337.90
338.07
340.05
339.01
338.25
338.23
338.08
338.00
337.90
338.17
12
338 18
338 15
338 27
338 06
339 58
338 80
338 24
338 23
338 09
338 00
337 89
337 85
.
.
.
.
.
.
.
.
.
.
.
.
13
338.16
338.15
338.01
338.01
339.06
339.01
338.24
338.24
338.12
337.99
337.90
337.84
14
338.20
338.10
337.88
337.99
338.65
339.07
338.22
338.26
338.34
338.00
337.97
337.93
15
338.20
338.10
337.82
338.17
338.70
339.46
338.20
338.43
338.54
338.00
338.33
338.29
16
338.20
338.09
337.80
338.11
338.53
339.28
338.18
338.25
338.51
338.00
338.44
338.30
17
338.20
338.08
337.80
338.08
338.41
339.51
338.19
338.26
338.27
338.07
338.29
338.31
18
338.20
338.08
337.81
338.08
338.27
339.46
338.96
338.27
338.20
338.31
337.88
338.18
19
338.19
337.99
337.81
338.04
338.22
338.98
340.15
338.34
338.17
338.30
337.87
337.83
20
338.17
337.75
337.85
337.97
338.21
338.83
339.59
338.46
338.13
338.24
337.88
337.81
21
338.17
337.82
337.86
337.94
338.21
338.68
339.32
338.35
338.10
337.97
337.96
337.93
22
338.18
337.80
337.84
337.94
338.31
338.56
339.63
338.28
338.08
337.96
338.26
338.28
23
338.17
337.79
337.96
337.96
338.58
338.46
339.36
338.23
338.07
337.96
338.10
338.24
24
338.17
337.81
338.16
338.18
338.55
338.42
339.21
338.22
338.05
337.98
338.15
338.19
25
338.17
337.78
337.84
338.06
338.35
338.42
339.05
338.20
338.14
338.31
337.87
338.05
26
338.16
337.74
337.86
338.01
338.31
338.69
338.88
338.18
338.05
338.32
337.85
337.80
27
338.16
337.78
337.85
337.96
338.27
339.50
338.78
338.18
338.03
338.20
337.85
337.80
28
338.16
337.77
337.83
337.98
338.23
339.10
338.76
338.18
338.03
337.94
337.96
337.95
29
338.16
337.79
337.84
338.04
338.18
339.37
339.01
338.17
338.04
337.92
338.29
30
338.16
337.81
337.85
338.16
338.15
338.79
338.75
338.18
338.04
337.93
338.24
31
337.83
338.20
338.21
338.68
338.04
338.01
338.21
----------
--------------
Mean
338.19
337.99
337.87
337.99
338.46
338.93
338.73
338.31
338.14
338.05
338.05
338.08
Max
338.32
338.18
338.27
338.20
340.05
339.97
340.15
338.62
338.54
338.32
338.44
338.31
340.15
Min
338.05
337.74
337.77
337.83
338.07
338.21
338.18
338.17
338.03
337.92
337.85
337.80
337.74
340.23
m. (MSL.) ,
337.60
m. (MSL.) ,
River Bed 337.34
m. (MSL.)
345.12
m. (MSL.) ,
345.16
m. (MSL.) ,
Drainage Area 3088 Square Kilometers
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at 10.00 Hours , on Oct 19 , 2013
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Left Bank Elevation
Right Bank Elevation