Ukkadam Lake
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| Ukkadam Periyakulam Ukkadam Lake | |
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  Ukkadam Periyakulam Ukkadam Lake  Ukkadam Periyakulam Ukkadam Lake | |
| Location | Coimbatore, India |
| Coordinates | 10°58′54″N 76°57′17″E / 10.98167°N 76.95472°E |
| Primary inflows | Noyyal River canal |
| Primary outflows | Valankulam Lake |
| Basin countries | India |
| Surface area | 1.295 km2 (0.500 sq mi) |
| Average depth | 5.82 m (19.1 ft) |
| Water volume | 1,982,179.262 m3 (0.000475550095 cu mi) |
| Shore length1 | 5.5 km (3.4 mi) |
| Settlements | Coimbatore |
| 1 Shore length is not a well-defined measure. | |
Ukkadam Lake (Tamil: Ukkadam Periyakulam) is a lake in Ukkadam, Coimbatore, South India. It is spread over an area of 1.295 km2 (0.500 sq mi) and has an average depth of 5.82 m (19.1 ft).[1] In 2010, the lake was taken over by Coimbatore Corporation on a 90-year lease from the Public Works Department of the Government of Tamil Nadu.[2]
The lake is fed by canals derived from Noyyal River. The lake also receives water from Selvachinthamani lake located upstream in the north and drain water. The lake has an outlet connecting it with Valankulam lake. The water can be released through four sluice gates located on the south side of the lake.[1]
Fauna
As per a study conducted in 2003–04, the lake had 36 genera of zooplankton including of 8 genera of protozoa and 6 genera of Rotifera with increased eutrophication of the lake. Species Diversity Index of zooplankton population ranged from 1.74 to 3.63 across the year with maximum before the beginning of the summer and end of South-west monsoon.[citation needed]
As per a study on bird diversity conducted in 2013, about 48 species of avifauna belonging to 20 families were recorded. Most species were recorded in March before the start of summer and was the least in the winter months of November and December. Highest bird population was observed in the months of January and February.[3] Various birds including little grebes, painted storks and purple moorhen can be spotted in this lake.[4]