Sinhala (Sri Lanka)Tamil-Sri Lanka
Disease Surveillance Trends

Select Disease Select Year
Distribution of Notification(H399) Dengue Cases by Month
January 1516
February 1834
March 1741
April 1900
May 959
June 822
July 397
August 0
September 0
October 0
November 0
December 0
TOTAL 10700


RDHS January February March April May June July August September October November December Total Cases
Colombo 106 162 366 375 279 389 680 0 0 0 0 0 2357
Gampaha 74 119 169 206 72 109 269 0 0 0 0 0 1018
Kalutara 70 62 108 149 76 63 103 0 0 0 0 0 631
Kandy 50 50 50 94 41 28 98 0 0 0 0 0 411
Matale 11 5 12 5 10 10 40 0 0 0 0 0 93
Nuwara Eliya 4 2 6 9 5 4 5 0 0 0 0 0 35
Galle 17 16 16 45 19 8 32 0 0 0 0 0 153
Hambantota 15 24 34 47 22 24 72 0 0 0 0 0 238
Matara 25 24 31 60 18 42 115 0 0 0 0 0 315
Jaffna 32 28 23 11 11 8 4 0 0 0 0 0 117
Kilinochchi 7 9 0 4 1 1 0 0 0 0 0 0 22
Mannar 3 4 6 5 1 0 2 0 0 0 0 0 21
Vavuniya 3 9 8 7 1 2 5 0 0 0 0 0 35
Mulativu 2 1 0 0 2 0 0 0 0 0 0 0 5
Batticaloa 895 1070 493 304 129 59 29 0 0 0 0 0 2979
Ampara 1 4 5 7 3 2 7 0 0 0 0 0 29
Trincomalee 9 29 32 15 8 2 1 0 0 0 0 0 96
Kurunegala 55 51 126 178 67 45 138 0 0 0 0 0 660
Puttalam 37 35 37 65 17 14 37 0 0 0 0 0 242
Anuradhapura 10 10 19 35 28 9 22 0 0 0 0 0 133
Polonnaruwa 2 4 10 9 14 3 10 0 0 0 0 0 52
Badulla 13 3 7 17 15 5 14 0 0 0 0 0 74
Moneragala 5 7 13 19 7 7 27 0 0 0 0 0 85
Ratnapura 24 49 73 79 38 19 45 0 0 0 0 0 327
Kegalle 19 24 50 98 44 21 50 0 0 0 0 0 306
Kalmunai 27 38 57 77 39 20 8 0 0 0 0 0 266
TOTAL 1516 1834 1741 1900 959 822 397 0 0 0 0 0 10700
Dengue Cases reported in District
RDHS January February March April May June July August September October November December Total Cases
MC Colombo 31 52 86 106 109 117 255 756
Other areas of Colombo 75 110 280 269 170 272 425 0 0 0 0 0 1601
Total no. of Cases 106 162 366 375 279 389 680 0 0 0 0 0 2357

Date 2021-07-30

There is a back log of surveillance data (399) received from field level currently. Based on sentinel site surveillance, the Dengue peak was observed during the months of June & July 2017.
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