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170
Location : on left bank at the bridge on highway.
250 sq.km.
WATER YEAR : 2012
MUN RIVER BASIN
Huai Hin Lap at Ban Khlong Hin Lap, Nakhon Ratchasima (M.183)
Lat 14 - 43 - 26 N Long 101 - 34 - 19 E
Amphoe Pak Chong Changwat Nakhon Ratchasima Ban Khlong Hin Lap
Drainge Area
Staff gage
+300.800 m. (MSL.)
B.M.-H.D.
On left bank near the gage site. Elevation
3-time daily readings at 06.00 , 12.00 and 18.00 hours.
Arithmetic mean of 3 readings
2007 to date
+307.014 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
2007 to date
-
2007 to date
Stable.
No overbank flow.
Records good. Stage-discharge relation defined by 37 discharge measurements made in 2012.
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
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1 301.15 301.18 301.15 301.15 301.15 301.19 301.31 301.20 301.18 301.15 301.15 301.17
2 301.15 301.18 301.15 301.15 301.15 301.19 301.26 301.20 301.18 301.15 301.15 301.17
3 301.15 301.18 301.35 301.15 301.15 301.17 301.25 301.20 301.17 301.15 301.15 301.17
4 301.15 301.15 301.35 301.15 301.15 301.20 301.20 301.20 301.15 301.17 301.15 301.17
5 301.15 301.13 301.35 301.15 301.15 301.20 301.30 301.20 301.15 301.17 301.15 301.17
6 301.15 301.15 301.20 301.32 301.15 301.22 301.51 301.20 301.15 301.17 301.15 301.17
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Gage Height in Meter (MSL.) Water Year April 1, 2012 to March 31, 2013
7 301.15 301.15 301.55 301.30 301.15 301.27 301.43 301.20 301.15 301.05 301.15 301.17
8 301.15 301.15 301.40 301.20 301.15 301.42 301.48 301.20 301.15 301.17 301.15 301.17
9 301.15 301.15 301.30 301.20 301.15 301.34 301.67 301.18 301.15 301.17 301.15 301.17
10 301.15 301.15 301.20 301.33 301.15 301.29 301.58 301.18 301.15 301.17 301.15 301.17
11 301.18 301.15 301.20 301.42 301.15 301.26 301.34 301.18 301.15 301.17 301.15 301.17
12 301.18 301.15 301.20 301.32 301.15 301.20 301.30 301.18 301.15 301.17 301.15 301.17
13 301.18 301.15 301.20 301.30 301.15 301.22 301.34 301.18 301.17 301.17 301.15 301.17
14 301.18 301.15 301.18 301.53 301.15 301.29 301.31 301.18 301.17 301.17 301.15 301.17
15 301.18 301.15 301.15 301.37 301.16 301.20 301.27 301.18 301.15 301.17 301.16 301.17
16 301.18 301.27 301.15 301.30 301.17 301.32 301.28 301.15 301.15 301.17 301.16 301.17
17 301.18 301.30 301.15 301.23 301.17 301.41 301.26 301.18 301.15 301.17 301.16 301.17
18 301.18 301.28 301.15 301.20 301.17 301.36 301.25 301.18 301.15 301.17 301.16 301.17
19 301.15 301.20 301.15 301.20 301.17 301.34 301.25 301.18 301.15 301.17 301.16 301.17
20 301.15 301.20 301.15 301.20 301.17 301.41 301.25 301.18 301.15 301.17 301.16 301.17
21 301.15 301.18 301.15 301.18 301.17 301.48 301.25 301.17 301.15 301.17 301.16 301.17
22 301.15 301.15 301.15 301.18 301.17 301.45 301.24 301.17 301.15 301.17 301.16 301.17
23 301.15 301.15 301.15 301.18 301.17 301.48 301.24 301.18 301.15 301.17 301.16 301.16
24 301.15 301.15 301.15 301.18 301.17 301.55 301.22 301.18 301.15 301.17 301.16 301.16
25 301.15 301.15 301.15 301.18 301.17 301.48 301.22 301.23 301.15 301.17 301.16 301.16
26 301.15 301.15 301.15 301.15 301.19 301.45 301.22 301.20 301.15 301.17 301.16 301.16
27 301.15 301.15 301.15 301.15 301.20 302.95 301.22 301.20 301.15 301.17 301.16 301.16
28 301.15 301.15 301.15 301.15 301.20 302.37 301.22 301.18 301.15 301.17 301.16 301.16
29 301.15 301.15 301.15 301.15 301.17 301.46 301.22 301.18 301.15 301.17 301.16
30 301.15 301.15 301.15 301.15 301.17 301.42 301.20 301.18 301.15 301.17 301.16
31 301.15 301.16 301.17 301.20 301.15 301.15 301.16
---------- --------------
Mean 301.16 301.17 301.21 301.23 301.16 301.42 301.30 301.19 301.15 301.16 301.16 301.17
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Max 301.18 301.30 301.55 301.53 301.20 302.95 301.67 301.23 301.18 301.17 301.16 301.17 302.95
Min 301.15 301.13 301.15 301.15 301.15 301.17 301.20 301.15 301.15 301.05 301.15 301.16 301.05
303.60 m. (MSL.) ,
300.80 m. (MSL.) , River Bed 300.92 m. (MSL)
306.99 m. (MSL.) ,
307.01 m. (MSL.) , Drainage Area 250 Square Kilometers
at 18.00 Hours, on Sep 27, 2012 Annual Max Momentary Gage Height
Zero Gage at Bottom Elevation
Left Bank Elevation
Right Bank Elevation