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Sunday , 26th September 2021
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Tirupathur District Profile

  • Tirupathur district is bounded by Vellore District in the East, Dharmapuri and Tiruvannamalai Districts in the South and Krishnagiri District in the West and State of Andhra Pradesh in the North.
  • The District lies between 12º29’21.77’’ to 12º49’83.51’’ North Latitude and 78º34’45’’ to 78º56’41’’ East Longitude and has an area extent of 1,757.92 sq.km.

Physiography and Drainage

  • Tirupathur district can be broadly classified as hilly terrains and plain regions.
  • The east of Eastern Ghats where lies the Palar plain region.
  • The Palar region is sloping towards east.
  • The Palar river in its course is successively enriched by the tributaries in this district is Mannar, and Malatar river.
  • Palar is not a perennial river and occurrence of flood is very rare and of very short duration.
  • However river Palar has good thickness of Alluvium of all through.

Geology:

Rock Type Geological Formation
Hard Rock 100% Charnockite, Granite, Gneiss, Pegmatite and Quatrzite

Rainfall:

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

Actual Rainfall in mm Normal Rainfall in mm
2015 2016 2017 2018 2019
1280.20 674.50 1350.20 946.00 928.40 926.00

Ground Water Level:

The Ground Water levels from the 19 number of observation wells of TWAD have been analysed for Post-Monsoon and Pre-Monsoon. 5 years average Ground water level in m Below Ground Level for pre and post monsoon is as follows:

Jan
2015

May
2015

Jan
2016

May
2016

Jan
2017

May
2017

Jan
2018

May
2018

Jan
2019

May
2019

5 Years
Pre Monsoon
Average

5Years
Post Monsoon
Average

17.3

19.8

4.37

8.36

13.9

21.2

8.61

11.9

13.4

19.8

13.5 12.0

Sustainability:

With a view to enhance the Sustainability of the drinking water sources, recharge structures are being implemented by TWAD Board under various State and Central Government assistances. The Recharge Structures implemented so far in district is as under.

Categorization of Firkas:

The status of Categorization of firkas as of 2017 for the District in is shown below.

Categorisation based on Extraction (as on 2017) No. of Firkas Firkas
Over Exploited (>100%) 10 Alangayam, Ambur, Ammankoil, Andiappanur, Kandhili, Koratti, Madhanur, Natrampalli, Tirupathur, Vaniyambadi
Critical (90%-100%) 2 Ambalur, Pudurnadu
Semi Critical (70%-90%) 1 Jolarpet
Safe (<70%) - -
Others (Poor& Saline) -  
Total 13  

Rural Habitations:

Total No. of Rural Habitations : 2394

Partially covered 1637 (10-39 lpcd )
Fully covered 757(40 lpcd and above)