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Monday , 29th November 2021
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Karur District Profile

  • Karur district is bounded by Tiruchirappalli district in the North East, Tiruppur in the West, and Namakkal district in the North and Dindigul and Tiruchirappalli in the South.
  • The District is located between 10º 37'N to 11º12'N Latitude, 77º 46'E to 78º 15'E Longitude and has an areal extent of 2901 sq.km.
  • There are 8 Blocks, 157 Villages and 2457 Habitations in the District.

Physiography and Drainage

  • Karur district is broadly classified into smaller hilly regions represented by Kadavur hills, Ayyarmalai, Thanthoni malai and Velayuthampalayam hills.
  • The entire area of this district is drained by the river Cauvery, which flows on the northern boundary of the district.
  • The major river courses which come under Cauvery basin are Bhavani, Noyyal and Amaravathi.
  • The tributary rivers namely Amaravathi, Kodaganar and Noyyal drain the western part of the district

Geology:

Rock Type Geological Formation
Hard Rock Gneiss, Charnockite Granite,
Quartzite, Alluvium

Rainfall:

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

Acutal Rainfall in mm Normal Rainfall in mm
2013 2014 2015 2016 2017 2018
460.8 511.5 784.1 328.8 715.3 468.4 655.0

Hydrogeology:

Type of Aquifer Water Table to Semi confined conditions
Aquifer parameters Hard rock Alluvial formation
Well yield lps): 1.66 – 2.5 8.3 – 16.66
Transmissivity (T)(m 2/day) 28 – 75 45 - 205
Permeability (K)(m/day) 5 – 9 2-4.5
Specific Yield in %) 0.7 – 2.3 6.8
Depth of Water level 3m -15m

Ground Water Level:

The Ground Water levels from the 34 number of observation wells of TWAD have been analysed for Post-Monsoon and Pre-Monsoon. Since 1991, average Ground water level in m Below Ground Level for pre and post monsoon is as follows:

5 years average Ground water level in m Below Ground Level for pre and post monsoon is as follows:

Jan
2013

May
2013

Jan
2014

May
2014

Jan
2015

May
2015

Jan
2016

May
2016

Jan
2017

May
2017

Jan
2018
May
2018
Jan
2018
May
2018

5 Years
Pre Monsoon
Average

5Years
Post Monsoon
Average

6.00

10.30

19.40

34.50

11.18

11.85

10.11

18.31

22.67

14.0

29.8 22.9 13.6 20.8

16.1

21.4

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 is as under.

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

Net Groundwater Availability (in MCM) 323.23
Existing Gross Groundwater draft for all users (in MCM) 298.64
Stage of Groundwater development (in %) 92 %
Categorization of District Critical

Categorization of Firkas:

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

Categorisation based on Extraction (as on March 2013) No. of Firkas Firkas
Over Exploited (>100%) 9 K.Paramathy, Kadavur, Mailampatti,
Pallapatti, Thennilai,
Panjapatti, Thoranakalpatti, Vangal, Velliyanai,Thogaimalai
Critical (90%-100%) 3 Kattalai,Pugalur,Thalapatti
Semi Critical (70%-90%) 1 Karur
Safe (<70%) 5 Aravakurichi, Chinnadharapuram,
Kulithalai, Nangavaram, Chinthalavadi
Others (Poor& Saline) -  
Total 19  
Water supply status as on 1.4.2021

Rural Habitations

Total No. of Rural Habitations: 2179

Partially covered 1136 (10-39 lpcd )
Fully covered 1043 (40 lpcd and above)

Urban Towns ( Water Supply Status - 1.08.2019)

S.No Name of Towns Population Present water supply level LPCD
Municipalities
1 Karur 70980 127
2 Kulithalai 27910 92
Town panchayats
1 TNPL Pugalur 5556 91
2 Krishnarayapuram 10792 70
3 Punjaipugalur 23408 94
4 Pallapatti 30624 70
5 Punjai Thottakurichi 10969 108
6 Uppidamangalam 11292 108
7 P.J.Cholapuram 7484 75
8 Puliyur 12720 80
9 Nangavaram 17629 102
10 Marudur 10925 84
11 Aravakkurichi 12412 70