FLOOD DATA SHEET
FLOOD DATA SHEET
DATE :
2007.10.23
Time:
9.30 a.m.
River
Gauging station
MSL at Gauge Zero(m)
Flood Levels
Observed Maximum water Level
Water Levels
Remarks
Date
Time
Water Level
Date
Time
Water Level
Kelani Ganga
Nagalagam S.
Minor - 1.52 m.
2007.10.23
3.0 a.m.
1.28 m
2007.10.23
9.0 a.m.
1.06 m
W/L decreasing
0.00
Major - 2.13 m.
10.0 a.m.
Dangerous - 2.74 m.
Critical - 3.65 m.
Hanwella
2007.10.22
12.0 mn
3.6 m
2007.10.23
9.0 a.m.
2.96 m
W/L decreasing
3.48
3.0 m
10.0 a.m.
2.85 m
Kitulgala
2007.10.22
5.0 p.m.
1.37 m
2007.10.23
9.0 a.m.
1.04 m
W/L increasing
52.72
2.0 m
10.0 a.m.
1.05 m
Deraniyagala
2007.10.22
5.0 p.m.
3.55 m
2007.10.23
9.0 a.m.
1.43 m
W/L decreasing
240.20
4.57 m
10.0 a.m.
1.37 m
Holombuwa
2007.10.22
2.0 p.m.
2.22 m
2007.10.23
9.0 a.m.
1.34 m
W/L increasing
44.74
3.05 m
10.0 a.m.
1.42 m
Glencourse
2007.10.22
9.0 p.m.
14.23 m
2007.10.23
9.0 a.m.
12.13 m
W/L decreasing
0.00
13.71 m
10.0 a.m.
11.79 m
Kalu Ganga
Ratnapura
Minor - 3.65 m.
2007.10.22
6.0 p.m.
4.41 m
2007.10.23
9.0 a.m.
3.04 m
W/L decreasing
13.493
Medium - 6.09 m
10.0 a.m.
3.00 m
Major - 7.92 m.
Critical - 10.97 m.
Millakanda
2007.10.23
9.0 a.m.
4.18 m
2007.10.23
9.0 a.m.
4.18 m
W/L Increasing
0.04
6.0 m
Putupaula
2007.10.23
9.0 a.m.
2.56 m
2007.10.23
9.0 a.m.
2.56 m
W/L Increasing
0.00
4.0 m
Gin Ganga
Tawalama
2007.10.22
4.0 p.m.
3.20 m
2007.10.23
9.0 a.m.
2.24 m
W/L Increasing
16.38
4.87 m
10.0 a.m.
2.25 m
Agaliya
2007.10.23
9.0 a.m.
3.53 m
2007.10.23
9.0 a.m.
3.23 m
W/L decreasing
0.021
4.26 m
10.0 a.m.
3.20 m
Aththanagalu Oya
Dunamale
4.5 m
2007.10.23
3.0 a.m.
4.9 m
2007.10.23
10.0 a.m.
4.88 m
W/L Increasing
Rainfall Data in mm
22
nd
October 2007
(24 hrs ending at 9.00 a.m. on 23
rd
October 2007)
Kelani Ganga Basin
Principal Stations
Castlereigh
60.2
Anuradhapura
50.2
Norton
66.5
Badulla
1.1
Maussakelle
56.5
Bandarawela
3.3
Canyon
70.5
Baticaloa
21.6
Laxapana
68.9
Colombo
22.1
Kotmale
27.0
Galle
21.8
Victoria
13.2
Hambantota
0.0
Randenigala
2.7
Jaffna
10.3
Rantembe
10.8
Katugastota
43.8
Bowatenna
11.5
Katunayaka
104.5
Ukuwela
27.2
Kurunegala
26.3
Hanwella
109.3
Mahailluppallama
67.8
Kitulgala
56.1
Mannar
20.0
Holombuwa
34.4
N'Eliya
18.9
Glencourse
57.3
Potuvil
9.1
Deraniyagala
66.6
Puttlam
6.6
Labugama
127.9
Ratmalana
19.2
Kalatuwawa
114.6
Ratnapura
91.8
Colombo(Met)
22.1
Trinco
16.3
Wak Oya
93.5
Vavuniya
36.7
Kalu Ganga
Kukulegama
72.0
Ratnapura
91.8
Asoka Estate
88.0
Ketawala
42.0
weddagala
38.0
Balangoda
13.0
Rassagala Est.
24.0
Walawe Ganga
Samanalawewa
4.0
Gin Ganga
Deniyaya
18.7
Willey Group
49.1
Tawalama
48.2
Neluwa
36.0
Baddegama
12.4
Enasalwatta
13.0
Nilwala Ganga
Deniyaya
18.7
Anningkanda
17.6
Mawarala
26.0
Attanagalu Oya
Dunamale
95.8