Sub Basins
(Phase 1)

Pic 01

Sub Basin - Ayacut & Tank Details

Sl.No Sub basin Fullly Irrigated Partially Irrigated Gap Total Ayacut area(ha) Total no. of Tanks
1 Lower Palar 17015.41 5104.62 5730.06 27850.09 27850.09 253
2 Nagariyar 1045.99 226.22 268.62 1540.83 1540.83 13
3 Lower vellar 10329.82 6939.57 4862.04 22131.43 22131.43 102
4 Krishnagiri to Pambar 4915.16 1143.96 2338.25 8397.37 8397.36 38
5 Sathaiyar 1998.23 1730.25 3034.76 6763.24 6763.24 128
6 Sirumalaiyar 1126.66 889.93 1309.28 3325.87 3325.87 21
7 Varaghanadhi 836.36 557.57 464.64 1858.57 1858.57 18
8 Kousiganadhi 1227.51 576.59 1804.1 1804 10
9 Gadananathi 3314.15 1281.33 857.41 5452.89 5452.895 121
10 Manjalar 1114.21 2465.13 256.74 3836.08 3836.081 14
11 Suruliyar 3266.4 384.28 192.14 3842.82 3842.82 27
12 Lower Tamiraparani 9875.2 11236.36 4066.82 25178.38 25178.38 315
13 Lower vaigai 3339.59 872.98 1309.09 5521.66 5521.66 59
14 Cauvery delta 50301.27 3006.27 6895.77 60203.31 66439.2 18
15 Ponnaniyar 3502.16 4922.46 1683.13 10107.75 10375.94 87
16 Lower Bhavani 5306.53 1886.94 1549.67 8743.14 9968.42 13
Total 118514.65 43224.46 34818.42 196557.53 204286.786 1237