793
Location : on right bank opposite to Wat Bang Mun Nak.
Ban
Hor Krai
Amphoe
Bang Mun Nak
Changwat
Phichit
WATER YEAR : 2011
NAN RIVER BASIN
Nan River at Ban Hor Krai , Phichit (N.8A)
Lat 16 - 04 - 45 N Long 100 - 24 - 00 E
31,472 sq.km.
Method of sampling
Depth Integrating
US.D-49
Period of Available Records
2001-Cont'd
Actual Measurement
2001-Cont'd
2011
Drainge Area
Using Rating Curve Water Year
Instrument Used
27
0.8045
Continued Sediment Station
QS = 2.0064 QW
1.25060
Suspended Sediment , in Tons per Day. Water Year 1 April 2011 to 31 March 2012
Remarks
R-Square
Number of observation
Date
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Annual
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1 1216.40 1201.00 4180.70 3199.10 10069.20 21959.30 20586.50 10369.00 1894.60 2972.10 3952.20 3510.00
2 1388.10 1256.40 4821.20 3269.70 10557.20 22156.80 20489.10 9100.60 1867.90 2902.90 3873.20 3216.70
3 1485.50 1475.10 5097.30 3474.20 11394.90 22354.70 20586.50 9007.10 1813.80 2812.60 3931.60 3137.70
4 1464.80 1637.90 5025.00 4014.30 12883.00 22453.80 20683.90 8913.80 1776.60 2648.50 4045.40 3076.40
5 1454.50 1648.50 4809.20 4422.20 14063.80 22564.30 20683.90 8758.80 1760.00 2655.90 4149.40 3015.50
6 1548 00 1606 20 4528 10 4604 90 14734 30 22675 00 20409 40 8640 50 1749 20 2928 80 4149 40 3032 90
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7 1423.50 1819.70 4538.70 4464.50 15102.60 22675.00 20409.40 8611.00 1413.30 3181.50 4014.30 2989.40
8 1235.40 2251.40 4833.10 4118.10 14856.80 22785.80 20250.10 8522.60 1296.60 3411.70 3892.70 2902.90
9 1088.20 2398.90 5206.20 3689.00 14856.80 22896.70 20091.00 7920.70 1266.40 3757.00 3737.70 2928.80
10 1010.80 2298.70 5489.00 3296.20 15041.10 23118.80 20091.00 7499.70 1246.30 3864.10 3766.10 2972.10
11 1039.70 2087.60 5409.50 3015.50 15164.10 23230.00 19852.90 7405.90 1226.30 3746.80 3804.80 2998.10
12 1191.10 1911.50 5145.70 3032.90 15534.50 23007.70 19615.40 7125.90 1246.30 3313.90 3834.40 3015.50
13 1266.40 1760.00 4729.40 3155.20 15968.90 23007.70 19299.60 6666.70 1611.00 3128.90 3864.10 3164.00
14 1301 20 1723 00 4264 40 3269 70 16630 40 23118 80 18758 80 6301 80 1659 10 3146 40 3901 80 3190 30
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15 1281.00 1878.80 3718.50 3384.90 17103.00 23118.80 18317.80 5924.90 1835.40 3155.20 3882.40 3164.00
16 1331.60 1933.30 3376.10 3718.50 17442.20 23230.00 18025.00 5680.80 2104.80 3093.90 3746.80 3085.20
17 1444.10 1900.60 3137.70 3993.60 17660.30 23230.00 17733.10 5568.80 2398.90 3146.40 3804.80 2972.10
18 1659.10 2392.70 2885.60 5696.90 18025.00 23230.00 17374.20 5425.40 2567.20 2980.70 4024.60 2775.10
19 1653.30 2372.00 2920.10 6605.60 18685.10 22896.70 17238.50 5314.40 2486.40 2820.10 4139.00 2385.40
20 1642.70 2345.10 3456.30 7335.70 19220.80 22354.70 16900.10 5218.40 2392.70 2722.80 4159.80 2145.30
21 1569.00 2479.10 3699.20 7893.00 19615.40 21959.30 16630.40 4845.10 2211.50 2797.60 4170.30 1846.20
22 1527.10 2552.50 3746.80 8463.80 20011.60 21762.10 16160.40 4285.40 2258.60 2937.40 4107.70 1691.00
23 1464.80 2508.40 3669.80 8882.80 20091.00 21270.60 15782.50 3834.40 2345.10 2998.10 4086.90 1637.90
24 1331.60 2385.40 3593.10 9194.20 20329.70 21270.60 15349.10 3554.80 2501.10 3067.70 4066.10 1429.10
25 1195.60 2076.50 3429.50 9416.20 20329.70 21172.60 14489.70 3164.00 2685.60 3059.00 4035.00 1372.30
26 1131.80 1873.90 3181.50 9450.40 20586.50 20879.10 14003.20 2851.20 2859.80 3041.60 4014.30 1246.30
27 1235.40 1841.30 2885.60 9621.50 20683.90 20976.90 13423.10 2604.10 2790.10 3041.60 3983.20 1226.30
28 1321.40 1950.20 2508.40 9758.80 20879.10 21172.60 12829.20 2479.10 2365.80 2980.70 3962.60 1166.70
29 1301.20 2171.70 2545.10 9827.60 20976.90 20976.90 11962.20 2191.10 2501.10 3128.90 3727.50 1122.00
30 1246.30 2663.30 2937.40 9862.10 21466.90 20781.50 11066.70 1955.20 2678.20 3474.20
1063.50
31
3411.70
9896.50 21663.60
10708.30
2894.20 3786.60
1039.70
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Total
40449.60 63812.40 119768.20 184027.60 531628.30 668286.80 539801.00 179741.20 63703.90 96703.60 114828.10 74518.40 2677269.30
Ton
Mean
1348.30 2058.50 3992.30 5936.40 17149.30 22276.20 17412.90 5991.40 2055.00 3119.50 3959.60 2403.80
Max
1659.10 3411.70 5489.00 9896.50 21663.60 23230.00 20683.90 10369.00 2894.20 3864.10 4170.30 3510.00 23230.00
Min
1010.80 1201.00 2508.40 3015.50 10069.20 20781.50 10708.30 1955.20 1226.30 2648.50 3727.50 1039.70 1010.80
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