861
Location : on left bank at Ban Tha Pradu.
Ban
Tha Pradu
Amphoe
Huai Yot
Changwat
Trang
WATER YEAR : 2011
SOUTHERN PENINSULA WEST COAST
Trang River at Ban Tha Pradu , Trang (X.56)
Lat 07 - 46 - 01 N Long 99 - 32 - 25 E
1,801 sq.km.
Method of sampling
Depth Integrating
US.D-49
Period of Available Records
2004-Cont'd
Actual Measurement
2004-Cont'd
2011
Drainge Area
Using Rating Curve Water Year
Instrument Used
30
0.7716
Continued Sediment Station
QS = 13.1940 QW
1.07250
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 20001.40 416.50 177.70 126.80 1783.20 1905.70 1018.70 1862.10 2572.20 827.30 1665.10 172.70
2 13761.20 407.60 182.80 209.50 1700.50 1479.40 1018.70 1771.30 2037.70 2144.30 2140.30 165.10
3 9802.30 403.20 319.10 185.30 1700.50 1111.00 1237.50 1149.20 1854.20 3999.40 2148.30 160.10
4 8022.00 660.00 263.60 165.10 1304.90 1498.90 1700.50 684.00 1618.10 5116.80 1724.10 167.60
5 7148.00 952.40 209.50 143.40 959.00 1440.50 1984.00 684.00 1411.40 5584.00 1031.90 1065.20
6 6552 00 781 50 221 10 129 00 660 00 1031 90 2330 50 748 90 1218 30 5244 00 814 20 1126 30
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7 5244.00 403.20 198.10 118.60 421.00 775.00 2285.30 604.90 1095.70 4939.20 735.90 177.70
8 3708.70 367.60 185.30
62.70 232.60 615.90 1998.90 599.40 912.70 2578.30 615.90 129.00
9 2829.70 349.90 217.20
51.00 201.80 506.50 1850.30 577.50 735.90 2007.80 517.40 794.60
10 2463.20 403.20 284.10
44.10 185.30 1164.50 1479.40 572.00 677.60 1362.90 468.60 1430.80
11 2244.30 501.10 310.30
39.30 195.50 2260.30 1392.00 577.50 768.50 985.50 452.40 1382.30
12 2116.40 407.60 205.70
48.70 187.90 3508.10 1411.40 665.60 919.30 939.10 403.20 550.10
13 2010.80 380.90 259.80 160.10 185.30 4560.00 1899.70 939.10 814.20 1065.20 398.70 363.20
14 1921 50 341 10 275 40 566 50 232 60 4258 20 1872 00 490 20 555 60 814 20 336 70 263 60
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15 1868.10 301.60 259.80 1285.60 703.50 3365.90 1528.10 403.20 637.90 1362.90 314.70 217.20
16 1712.30 244.30 284.10 1285.60 1421.10 2620.70 1005.40 354.30 1012.00 2112.40 292.90 193.00
17 1489.20 244.30 217.20 906.10 1149.20 2043.60 794.60 341.10 2064.50 2280.30 267.60 185.30
18 1285.60 501.10 240.30 555.60 716.40 1518.40 649.00 323.50 2236.30 2732.20 228.80 267.60
19 1126.30 649.00 224.90 288.50 385.40 945.70 517.40 301.60 2094.40 4732.50 511.90 398.70
20 879.80 703.50 244.30 263.60 367.60 998.70 528.30 336.70 1881.90 4880.10 820.70 801.10
21 945.70 593.90 228.80 248.10 978.80 1362.90 506.50 407.60 1469.70 3978.60 463.20 430.00
22 820.70 820.70 180.30 248.10 748.90 1868.10 457.80 1771.30 1156.90 3291.80 288.50 263.60
23 709.90 615.90 152.60 259.80 484.80 1921.50 495.70 2523.70 840.40 2740.30 205.70 190.40
24 615.90 425.50 137.30 267.60 1247.10 1844.30 434.40 3316.50 729.40 2160.30 167.60 165.10
25 550.10 323.50 102.30 279.80 1665.10 1353.30 389.80 4459.20 1353.30 1747.70 152.60 155.10
26 495.70 232.60 118.60 292.90 1881.90 1065.20 479.40 5244.00 1895.80 1164.50 157.60 162.60
27 438.90 177.70 126.80 301.60 1990.00 939.10 1498.90 5413.80 2034.70 945.70 157.60 244.30
28 398.70 155.10 139.30 372.00 2120.30 893.00 1806.80 5176.10 1913.60 827.30 157.60 177.70
29 345.50 177.70 157.60 729.40 2265.30 1133.90 1450.20 4703.00 1401.70 748.90 175.20 160.10
30 292.90 217.20 170.20 1227.90 2378.70 1126.30 1266.40 3687.90 1149.20 722.90
452.40
31
160.10
1818.70 2188.20
1846.30
853.50 775.00
506.50
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Total
101800.80 13319.50 6294.10 12681.00 32642.40 51116.50 39133.90 50689.20 41916.60 74811.40 17814.90 12919.00 455139.30
Ton
Mean
3393.40 429.70 209.80 409.10 1053.00 1703.90 1262.40 1689.60 1352.10 2413.30 614.30 416.70
Max
20001.40 952.40 319.10 1818.70 2378.70 4560.00 2330.50 5413.80 2572.20 5584.00 2148.30 1430.80 20001.40
Min
292.90 155.10 102.30
39.30 185.30 506.50 389.80 301.60 555.60 722.90 152.60 129.00
39.30
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