Villupuram District Profile

• Villuppuram district is bounded by Bay of Bengal and the union Territory of Pondicherry in the east, Kancheepuram and Tiruvannamalai districts in the north, Cuddalore and Perambalur districts in the south and Dharmapuri and Salem districts in the west.
• The District lies between 11º30’00’’ to 12º35’00’’ North Latitude, and 78º37’00’’ to 80º00’00’’ East Longitude and has an areal extent of 7190 sq.km.
• There are 22 Blocks, 1098Villages and 4880 Habitations in the District.

Physiography and Drainage

• Villupuram district can be divided into 3 classes’ viz., Hilly terrains, Plain terrain and coastal plains.
• The hills are found in the western part of the district and they are Kalrayan and Ginjee hills falling under Kallakurichi and Ginjee taluks respectively.
• Plain terrain occurs in the middle part of this district, while the coastal plains lie in the eastern part of the district in and around Marakanam and Vanur taluks.
• The major rivers draining the district are Tondiar, Pennaiyar and Vellar.

Rainfall:

The average annual rainfall and the 5 years rainfall collected from IMD, Chennai is as follows:

Geology:

Hydrogeology:

Sustainability:

With a view to enhancing the Sustainability of the drinking water sources, recharge structures are being implemented by TWAD Board under various State and Central Government assistance.

The Recharge Structures implemented so far is as under.

Groundwater Potential as on March 2011 (as per CGWB):

Categorization of Firkas:

The status of Categorization of Firkas as of March 2013 for the District is shown below.

Water supply status as on 1.4.2018

Rural Habitations

Total No. of Rural Habitations: 4880

Urban Towns ( Water supply status - 1.4.2019)

Ground Water Level:

The Ground Water levels from the 89 number of observation wells of TWAD have been analyzed for Post-Monsoon and Pre-Monsoon. Since 1991 average Groundwater level in m Below Ground Level for pre and post-monsoon is as follows: