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

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Distribution of Notification(H399) Dengue Cases by Month
January 6607
February 2803
March 2381
April 3742
May 4684
June 7522
July 11839
August 6228
September 4836
October 3492
November 3333
December 397
TOTAL 57864


RDHS January February March April May June July August September October November December Total Cases
Colombo 1295 499 349 543 932 2012 3289 1183 709 597 568 67 12043
Gampaha 1259 332 246 346 421 963 1665 976 963 621 361 23 8176
Kalutara 418 184 238 354 438 547 862 393 266 182 161 14 4057
Kandy 310 113 102 157 326 655 1241 839 618 385 343 90 5179
Matale 55 42 25 33 60 207 247 141 164 127 129 39 1269
Nuwara Eliya 25 11 14 11 18 25 50 21 19 12 13 2 221
Galle 299 176 176 284 375 547 724 276 248 127 120 28 3380
Hambantota 104 58 40 91 139 145 422 277 119 52 68 5 1520
Matara 92 75 60 110 141 239 346 212 180 93 91 21 1660
Jaffna 405 222 247 450 374 382 244 154 222 232 307 108 3347
Kilinochchi 24 8 10 13 16 12 10 8 9 8 5 0 123
Mannar 110 27 5 6 3 18 9 3 6 17 39 0 243
Vavuniya 21 12 7 5 4 5 12 4 6 7 4 0 87
Mulativu 12 5 5 8 2 10 10 2 7 1 2 0 64
Batticaloa 106 85 100 196 234 136 109 50 47 61 57 0 1181
Ampara 31 5 6 14 15 27 34 12 13 4 5 0 166
Trincomalee 110 108 102 280 252 126 51 19 17 25 19 0 1109
Kurunegala 640 209 118 108 117 268 429 247 171 105 119 0 2531
Puttalam 435 222 111 107 120 179 264 188 211 241 237 0 2315
Anuradhapura 67 41 32 29 28 36 81 59 34 17 26 0 450
Polonnaruwa 26 5 8 8 4 16 36 16 13 8 6 0 146
Badulla 251 52 41 45 47 139 157 91 79 98 232 0 1232
Moneragala 37 22 27 34 33 65 94 63 47 40 30 0 492
Ratnapura 245 152 155 231 244 275 644 394 202 123 87 0 2752
Kegalle 196 76 77 134 216 362 669 472 322 183 169 0 2876
Kalmunai 34 62 80 145 125 126 140 128 144 126 135 0 1245
TOTAL 6607 2803 2381 3742 4684 7522 11839 6228 4836 3492 3333 397 57864
Dengue Cases reported in District
RDHS January February March April May June July August September October November December Total Cases
MC Colombo 202 57 51 55 126 349 1036 259 177 151 137 0 2600
Other areas of Colombo 1093 442 298 488 806 1663 2253 924 532 446 431 67 9443
Total no. of Cases 1295 499 349 543 932 2012 3289 1183 709 597 568 67 12043

Date 2022-12-08

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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