Basic HTML Version
96
i
i h b k h b id f d h i
i i h
WATER YEAR : 2013
CHI RIVER BASIN
Lam Phaniang at Ban Na Klang , Nong Bua Lamphu (E.64)
Lat 17 - 19 - 16 N Long 102 - 05 - 32 E
Locat on : on r g t an at t e r ge o U on T an - Loe H g way.
362
sq.km.
Staff gage
+254.473 m. (MSL.)
B.M.- Highways Dept.
On right bank downstream side at the footpath of the bridge.
Elevation
3-time daily readings at 06.00, 12.00 and 18.00 hours.
Drainge Area
Amphoe
Na Wang
Changwat
Nong Bua Lamphu
Ban
Na Klang
Gage Reading Frequency
Zero Gage at Bottom
+261.680 m. (MSL.)
Type of Gage
Bench Mark
Location BM
Arithmetic mean of 3 readings
1979 to date
1979 - 1980 , 1997 to date
-
1979 - 1980 , 1997 to date
Stable.
Overbank flow starts at elevation +258.460 m.(MSL.), records are channel flow only.
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 fair. The concrete weir situated downstream from the gage site.
Stage-discharge relation defined by 15 discharge measurements made in 2013.
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
255.27
255.27
255.70
257.30
257.53
257.64
258.86
257.34
256.96
256.95
256.86
256.83
2
255.27
255.27
255.69
257.29
257.49
257.63
258.53
257.31
256.95
256.94
256.86
256.83
3
255.27
255.27
255.67
257.28
257.44
257.71
258.21
257.28
256.94
256.93
256.87
256.83
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Gage Height in Meter (MSL.) Water Year April 1, 2013 to March 31, 2014
General Description
4
255.27
255.27
255.67
257.27
257.38
257.69
258.00
257.28
256.93
256.92
256.86
256.83
5
255.27
255.27
255.82
257.26
257.34
257.82
257.84
257.30
256.92
256.90
256.85
256.83
6
255.27
255.27
256.18
257.25
257.30
258.02
257.70
257.29
256.91
256.89
256.84
256.82
7
255.27
255.27
256.47
257.26
257.28
258.14
257.62
257.27
256.90
256.86
256.83
256.82
8
255.27
255.27
256.72
257.29
257.31
258.11
257.56
257.24
256.89
256.83
256.82
256.82
9
255.27
255.27
256.97
257.33
257.34
257.87
257.68
257.20
256.88
256.81
256.82
256.82
10
255.27
255.27
257.18
257.37
257.36
257.98
257.93
257.14
256.87
256.77
256.81
256.81
11
255.27
255.27
257.31
257.41
257.42
258.32
258.03
257.09
256.86
256.78
256.81
256.81
12
255 27
255 27
257 19
257 44
257 50
258 24
257 89
257 03
256 85
256 79
256 82
256 81
.
.
.
.
.
.
.
.
.
.
.
.
13
255.27
255.33
257.29
257.46
257.55
258.34
257.85
257.00
256.84
256.80
256.83
256.81
14
255.27
255.40
257.27
257.51
257.56
258.56
257.67
256.99
256.84
256.83
256.83
256.80
15
255.27
255.52
257.26
257.57
257.56
258.96
257.54
256.98
256.83
256.87
256.82
256.80
16
255.27
255.61
257.25
257.65
257.56
258.50
257.48
256.97
256.83
256.88
256.82
256.80
17
255.27
255.63
257.24
257.65
257.55
258.75
257.74
256.97
256.83
256.88
256.82
256.81
18
255.27
255.65
257.22
257.62
257.52
258.83
258.03
256.97
256.83
256.87
256.83
256.81
19
255.27
255.66
257.23
257.64
257.47
258.70
257.98
256.98
256.84
256.87
256.83
256.81
20
255.27
255.67
257.26
257.68
257.46
258.71
257.73
256.98
256.85
256.87
256.84
256.81
21
255.27
255.68
257.28
257.65
257.45
258.74
257.53
256.99
256.84
256.86
256.84
256.82
22
255.27
255.69
257.29
257.61
257.44
258.70
257.40
257.00
256.85
256.86
256.84
256.82
23
255.27
255.70
257.30
257.58
257.49
258.83
257.48
257.00
256.85
256.86
256.84
256.82
24
255.27
255.71
257.30
257.59
257.61
258.74
257.53
256.99
256.86
256.86
256.84
256.82
25
255.27
255.71
257.19
257.64
257.76
258.75
257.40
256.99
256.86
256.87
256.84
256.83
26
255.27
255.72
257.31
257.65
257.70
258.51
257.55
256.98
256.88
256.87
256.83
256.83
27
255.27
255.72
257.32
257.58
257.61
258.47
257.58
256.98
256.90
256.87
256.83
256.83
28
255.27
255.72
257.32
257.57
257.57
258.66
257.48
256.97
256.91
256.87
256.83
256.83
29
255.27
255.71
257.31
257.56
257.55
259.04
257.40
256.97
256.92
256.87
256.84
30
255.27
255.71
257.31
257.55
257.55
259.15
257.38
256.97
256.93
256.86
256.84
31
255.70
257.54
257.54
257.36
256.94
256.86
256.84
----------
--------------
Mean
255.27
255.50
256.92
257.49
257.49
258.40
257.74
257.08
256.88
256.86
256.83
256.82
Max
255.27
255.72
257.32
257.68
257.76
259.15
258.86
257.34
256.96
256.95
256.87
256.84
259.15
Min
255.27
255.27
255.67
257.25
257.28
257.63
257.36
256.97
256.83
256.77
256.81
256.80
255.27
259.20
m. (MSL.) ,
254.47
m. (MSL.) ,
River Bed 254.73
m. (MSL.)
258.85
m. (MSL.) ,
259.07
m. (MSL.) ,
Drainage Area 362 Square Kilometers
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at 07.00 Hours, on Sep 30, 2013
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Right Bank Elevation
Left Bank Elevation