Places inspected (with number) | Type of water containers checked for mosquito larvae | Number of containers checked | Number of containers found positive for Aedes aegypti larvae | Relative distribution of containers with Aedes aegypti larvae (%) | |||
Indoor | Outdoor | Indoor | Outdoor | Indoor | Outdoor | ||
Houses (5800) | Masonry tanks | 1256 | 790 | 10 | 29 | 0.79 | 3.67 |
Open overhead tanks | 0 | 552 | 0 | 78 | 0 | 14.13 | |
Flower pots | 0 | 1184 | 0 | 38 | 0 | 3.20 | |
Sites with seepage water on rooftops | 0 | 369 | 0 | 24 | 0 | 6.50 | |
Open drains | 0 | 158 | 0 | 6 | 0 | 3.79 | |
Schools (55), colleges (7), universities (3), medical colleges (5) and hospitals (7) | Discarded items (cups, pots, cans, bottles, etc.) | 0 | 2316 | 0 | 238 | 0 | 10.27 |
Open overhead tanks | 0 | 98 | 0 | 6 | 0 | 6.12 | |
Masonry tanks | 32 | 69 | 2 | 9 | 6.25 | 13.04 | |
Open drains | 0 | 49 | 0 | 5 | 0 | 10.20 | |
Under-construction buildings (125) | Drums (PVC) | 107 | 628 | 9 | 140 | 8.41 | 22.29 |
Water storage tanks | 52 | 309 | 5 | 51 | 9.61 | 16.50 | |
Lift-wells | 4 | 56 | 0 | 9 | 0 | 16.07 | |
Wells | 0 | 21 | 0 | 5 | 0 | 23.80 | |
Slum clusters (52) | Drums (PVC) | 271 | 1758 | 11 | 378 | 4.05 | 21.50 |
Buckets | 88 | 1560 | 2 | 79 | 2.27 | 5.06 | |
Earthen pitchers | 122 | 1066 | 0 | 36 | 0 | 3.37 | |
Masonry tanks | 92 | 245 | 4 | 28 | 4.34 | 11.42 | |
Tin cans | 12 | 158 | 0 | 16 | 0 | 10.12 | |
Battery shells | 29 | 216 | 12 | 191 | 41.37 | 88.42 | |
Workshops and garages (8) | Scraps | 0 | 4374 | 0 | 479 | 0 | 10.95 |
Old tyres | 0 | 433 | 0 | 259 | 0 | 59.81 | |
Battery shells | 0 | 98 | 0 | 82 | 0 | 83.67 | |
Tyre-retreading centres (4) | Old tyres | 0 | 537 | 0 | 377 | 0 | 70.20 |
Market places (28) | Discarded items (cups, pots, cans, bottles, etc.) | 0 | 850 | 0 | 81 | 0 | 9.52 |
Battery shells | 0 | 367 | 0 | 335 | 0 | 91.28 | |
Coconut shells | 0 | 164 | 0 | 9 | 0 | 5.48 | |
Vacant plots (21) in localities | Discarded items (cups, pots, cans, bottles, etc.) | 0 | 23,842 | 0 | 3452 | 0 | 14.47 |
Total | 17 types | 2065 | 42,267 | 55 | 6440 | 2.66 | 15.23 |