Basic HTML Version
96
Location : on left bank at Ban Na Charoen.
744
sq.km.
WATER YEAR : 2011
CHI RIVER BASIN
Lam Saphung at Ban Na Charoen , Chaiyaphum (E.83)
Lat 16 - 09 - 21 N Long 101 - 39 - 13 E
Amphoe
Nong Bua Daeng
Changwat
Chaiyaphum
Ban
Na Charoen
Drainge Area
Staff gage
+222.750 m. (MSL.)
B.M.- Highways Dept.
On left bank downstream at the footpath of the bridge.
Elevation
3-time daily readings at 06.00, 12.00 and 18.00 hours.
Arithmetic means of 3 readings
2004 to date
+236.237 m. (MSL.)
Bench Mark
Type of Gage
Rating Operation
Period of Available Gage Records
Location BM
Basis of Mean Daily Gage Height
Gage Reading Frequency
Zero Gage at Bottom
2004 to date
-
2004 to date
Fairly stable.
Overbank flow starts at elevation +231.790 m.(MSL.), records are channel flow only.
Records good. Stage-discharge relation defined by 28 discharge measurements made in 2011.
Rated by Current Meter
Stability of Channel Regimes
Overbank Flow Conditions
General Description
Period of Rating
Rated by Flot
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
----------
-----------------
1
223.16
223.22
224.62
223.54
229.54
227.32
229.36
225.79
224.10
223.51
223.36
223.13
2
223.16
223.27
224.87
223.69
230.67
227.08
228.65
225.76
224.07
223.50
223.35
223.12
3
223.17
223.38
224.86
223.78
230.91
227.12
228.86
225.44
224.04
223.49
223.34
223.11
4
223.18
223.48
224.55
223.77
230.24
227.67
230.05
225.40
224.03
223.49
223.33
223.10
5
223.20
223.44
224.38
223.76
229.75
227.80
229.50
225.39
224.01
223.48
223.36
223.09
6
223.22
223.39
224.21
223.75
229.07
228.40
229.65
225.36
223.98
223.48
223.37
223.08
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Gage Height in Meter (MSL.) Water Year April 1, 2011 to March 31, 2012
7
223.24
223.37
224.04
223.74
228.34
229.18
229.03
225.32
223.96
223.47
223.39
223.07
8
223.25
223.35
223.92
223.74
227.58
228.27
228.36
225.30
223.94
223.46
223.41
223.08
9
223.28
223.33
223.88
223.73
226.99
229.14
228.23
225.19
223.92
223.44
223.40
223.24
10
223.29
223.32
223.83
223.73
226.67
230.14
228.56
225.10
223.89
223.43
223.38
223.23
11
223.28
223.38
223.78
223.72
226.36
231.56
228.26
225.05
223.86
223.41
223.37
223.22
12
223.28
223.42
223.73
223.75
226.12
233.43
227.79
225.00
223.83
223.40
223.35
223.20
13
223.27
223.43
223.67
223.81
226.03
234.34
227.61
224.89
223.81
223.40
223.32
223.20
14
223.27
223.59
223.63
223.87
226.07
233.29
227.76
224.80
223.79
223.40
223.29
223.31
15
223.26
224.50
223.58
223.90
227.02
232.44
228.29
224.74
223.77
223.40
223.27
223.28
16
223.26
224.27
223.53
223.90
226.92
231.91
228.68
224.66
223.75
223.40
223.26
223.26
17
223.25
224.08
223.50
223.91
227.69
230.86
228.84
224.63
223.73
223.40
223.25
223.25
18
223.24
223.94
223.49
223.94
227.39
230.05
228.70
224.52
223.71
223.39
223.25
223.24
19
223.22
223.91
223.48
224.35
227.60
229.84
227.82
224.49
223.69
223.37
223.23
223.24
20
223.21
223.87
223.48
224.52
228.83
229.23
227.52
224.42
223.68
223.36
223.23
223.23
21
223.19
223.80
223.47
224.73
229.54
230.22
227.20
224.40
223.67
223.45
223.22
223.22
22
223.19
223.70
223.46
225.33
229.39
231.08
226.96
224.38
223.64
223.52
223.20
223.20
23
223.20
223.65
223.45
225.26
228.82
230.51
226.81
224.35
223.62
223.59
223.19
223.16
24
223.22
223.62
223.43
225.16
228.24
230.01
226.61
224.34
223.61
223.55
223.18
223.13
25
223.18
223.60
223.42
225.18
227.69
229.52
226.54
224.32
223.60
223.52
223.18
223.11
26
223.18
223.69
223.41
225.37
227.33
228.71
226.25
224.30
223.58
223.48
223.18
223.10
27
223.17
223.81
223.41
225.41
227.55
229.35
226.05
224.27
223.56
223.44
223.18
223.09
28
223.17
224.09
223.40
225.42
227.77
231.38
225.92
224.21
223.55
223.42
223.17
223.06
29
223.16
224.48
223.40
225.37
227.96
230.61
225.90
224.18
223.54
223.39
223.17
223.06
30
223.16
224.62
223.39
225.34
227.85
229.75
225.90
224.17
223.53
223.37
223.06
31
224.58
225.30
228.13
225.89
223.52
223.36
223.05
----------
--------------
Mean
223.22
223.73
223.78
224.35
228.07
230.01
227.79
224.81
223.77
223.44
223.28
223.16
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Max
223.29
224.62
224.87
225.42
230.91
234.34
230.05
225.79
224.10
223.59
223.41
223.31
234.34
Min
223.16
223.22
223.39
223.54
226.03
227.08
225.89
224.17
223.52
223.36
223.17
223.05
223.05
234.70
m. (MSL.) ,
222.75
m. (MSL.) ,
River Bed 222.71
m. (MSL)
233.73
m. (MSL.) ,
231.78
m. (MSL.) ,
Drainage Area 744 Square Kilometers
at 17.00 Hours, on Sep 13, 2011
Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Left Bank Elevation
Right Bank Elevation