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Location : on left bank about 100 meters downstream from Nawarat Bridge.
Ban
Nawarat Bridge
Amphoe
Mueang
Changwat
Chiang Mai
WATER YEAR : 2011
PING RIVER BASIN
Ping River at Nawarat Bridge , Chiang Mai (P.1)
Lat 18 - 47 - 10 N Long 99 - 00 - 27 E
6,350
sq.km.
Method of sampling
Depth Integrating
US.D-49
Period of Available Records
1993-Cont'd
Actual Measurement
1993-Cont'd
2011
Drainge Area
Using Rating Curve Water Year
Instrument Used
37
0.8637
Continued Sediment Station
QS = 0.6712 QW
1.66750
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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-----------------
1 118.40 521.10 798.00 828.10 8826.10 5409.70 17275.80 1097.30 521.10
89.40
80.50
47.70
2 108.40 1397.60 546.60 798.00 19194.50 5240.70 14697.20 958.20 496.20 150.60
80.50
37.10
3 118.40 2003.00 626.20 958.20 10467.90 5158.00 12770.00 858.90 496.20 150.60
80.50
19.30
4 118.40 2391.40 1097.30 1026.80 5846.80 4594.00 12373.60 958.20 546.60 150.60
80.50
16.30
5 128.80 1819.30 1517.60 891.50 3008.10 3631.20 11596.10 1061.80 521.10 150.60
65.50
19.30
6 128 80 2097 50 1956 40 626 20 2242 50 7549 60 9386 50 1061 80 496 20 139 60
47 70
23 30
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7 162.00 1686.20 2145.40 546.60 2050.10 15288.90 5158.00 1319.80 447.40 139.60
47.70
16.30
8 162.00 1133.20 1133.20 496.20 2145.40 9981.40 4283.50 958.20 400.80 139.60
47.70
16.30
9 188.00 828.10 798.00 471.50 2341.30 6481.50 4131.60 1026.80 356.50 139.60
47.70
19.30
10 249.10 958.20 681.60 521.10 3313.80 5582.90 3907.80 1097.30 334.90 139.60
53.40
32.30
11 299.40 992.30 653.60 738.90 4752.40 4437.70 3313.80 858.90 334.90 139.60 217.70 162.00
12 299.40 738.90 709.90 828.10 5935.90 3129.00 2830.40 738.90 334.90 139.60 334.90 162.00
13 334.90 572.70 828.10 626.20 6481.50 5158.00 3008.10 681.60 317.00 139.60 334.90 188.00
14 356 50 496 20 958 20 626 20 5409 70 8716 70 3376 30 626 20 317 00 217 70 356 50 233 20
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.
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.
.
.
.
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.
15 378.40 471.50 992.30 1358.40 4752.40 10838.80 2948.40 599.10 282.20 496.20 400.80 282.20
16 299.40 546.60 828.10 1956.40 5158.00 7549.60 2544.00 626.20 233.20 249.10 233.20 188.00
17 233.20 828.10 709.90 2544.00 4056.40 5075.80 2657.10 599.10 217.70 162.00
80.50 139.60
18 249.10 1358.40 681.60 2145.40 3696.10 4131.60 2714.40 626.20 233.20 139.60
65.50
71.90
19 202.60 1910.30 653.60 1558.40 4594.00 4283.50 2492.70 709.90 217.70 139.60
59.30
71.90
20 265.50 2657.10 599.10 1437.10 5323.90 6115.60 2003.00 891.50 188.00 118.40
47.70
89.40
21 265.50 2003.00 626.20 1358.40 4752.40 4994.20 1686.20 798.00 173.80 108.40
42.30
59.30
22 265.50 1206.50 653.60 1358.40 5758.30 6855.80 1558.40 738.90 173.80 108.40
42.30
53.40
23 233.20 958.20 572.70 1319.80 5240.70 7243.10 1477.10 738.90 173.80 108.40
13.50
80.50
24 496.20 768.30 546.60 1319.80 4056.40 5758.30 1358.40 738.90 173.80 108.40
13.50
65.50
25 924.60 681.60 521.10 1956.40 3313.80 7446.90 1206.50 709.90 173.80
98.70
37.10
71.90
26 1026.80 521.10 924.60 1956.40 6950.70 8284.60 1133.20 709.90 173.80
80.50
32.30
98.70
27 626.20 572.70 1730.10 1477.10 16963.80 9157.60 1097.30 653.60 162.00
98.70
23.30 150.60
28 423.90 768.30 1774.50 1061.80 13851.10 28323.10 1061.80 653.60 162.00
89.40
47.70 173.80
29 334.90 709.90 1397.60 992.30 10223.50 46328.80 1097.30 599.10 162.00
89.40
47.70 188.00
30 496.20 798.00 1061.80 958.20 6481.50 36378.30 1319.80 546.60 150.60
80.50
162.00
31
1169.60
1281.60 5670.30
1558.40
150.60
89.40
108.40
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Total
9493.70 35564.90 28723.50 36023.50 192859.30 289124.90 138022.70 24243.30 9122.80 4391.40 3062.40 3047.50 773679.90
Ton
Mean
316.50 1147.30 957.40 1162.00 6221.30 9637.50 4452.30 808.10 294.30 141.70 105.60
98.30
Max
1026.80 2657.10 2145.40 2544.00 19194.50 46328.80 17275.80 1319.80 546.60 496.20 400.80 282.20 46328.80
Min
108.40 471.50 521.10 471.50 2050.10 3129.00 1061.80 546.60 150.60
80.50
13.50
16.30
13.50
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