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Wednesday , 14th April 2021
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Erode District Profile

  • Erode district is bounded by Dharmapuri and Salem districts in the northeast, and north by Karnataka State. The Nilgiris and Coimbatore districts in the west and northwest. Dindigul in the south, Namakkal and Karur districts in the east.
  • The District lies between 10º35'00’’N to 11º58'00’’N Latitude, 76º05'00’’E to 77º57'00’’E Longitude and has an areal extent of 5714 sq.km.
  • There are 14 Blocks, 225 Villages and 4571 Habitations in the District.

Physiography and Drainage

  • Erode district is having undulating topography with the general slope from northeast to south-west.
  • The northwestern part of the district which includes Thalavadi, Sathyamangalam Gobichettipalayam, Bhavanisagar, Bhavani, Andhiyur, Ammapet blocks is flanked by southern slopes of eastern ghats.
  • This district forms part of the Cauvery basin and contributes several tributaries viz Bhavani and Noyyal, that all drain into the river Cauvery.

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
558.1 763.0 854.2 309 776.7 772.7 702.9

Geology:

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

Hydrogeology:

Type of Aquifer Discontinuous unconfined to semi-confined
aquifers.
Aquifer parameters Yield 50 – 300 lpm
Transmissivity (T): 1.49 – 164.18m2/day
Permeability (K): 0.25 – 26.75 m/day
Depth of Water level 7 m to 25m

Ground Water Level:

The Ground Water levels from the 42 number of observation wells of TWAD have been analyzed for Post-Monsoon and Pre-Monsoon. Since 1991, the average Groundwater level in m Below Ground Level for pre and post-monsoon is as follows:

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):

Net Groundwater Availability (in MCM) 696.03
Existing Gross Groundwater draft for all users (in MCM) 651.68
Stage of Groundwater development (in %) 94 %
Categorization of District Critical

Categorization of Firkas:

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

Categorisation based on Extraction (as on March 2013) No. of Firkas Firkas
Over Exploited (>100%) 12 Bhavanisagar, Chennimalai, Elathur,
Erode East, Erode North, Kodumudi,
Modakurichi, Nambiyur, Perundurai,
Punjaipuliampatti, Vellode, Anthiyur
Critical (90%-100%) 5 Athani, Ammapettai, Arachalur, Arasur, Erode west
Semi Critical (70%-90%) 11 Bhavani, Kanjikoil,
Kasipalayam, Kavandapadi, Kilampadi,
Kurichi, Kuthiyalathur, Siruvalur,
Thalavadi, Thingalur, Sathyamangalam
Safe (<70%) 6 Burgur, Gobichettipalayam, Kugalur
Vaniputhur, Poondurai,Sivagiri
Others (Poor& Saline) -  
Total 34  
Water supply status as on 1.4.2018

Rural Habitations

Total No. of Rural Habitations: 4571

Partially covered Total No. of Rural Habitations: 62
Fully covered 4509 (40 lpcd and above)

Urban Towns (Water Supply Status - August 2019)

S.No Name of Towns Population Present water supply level LPCD
Corporations
1 Erode 157101 110
Municipalities
1 Gobichettipalayam 59523 139
2 Sathyamangalam 37816 135
3 Bhavani 39225 110
4 Punchai Puliyampatti 18967 85
Town Panchayats
1 Kugalar 11753 85
2 Bhavanisagar 7710 169
3 Athani 8430 95
4 Periyakodiveri 12330 122
5 Ammapettai 9677 103
6 Lakkampatti 11716 72
7 Appakudal 10610 104
8 Kodumudi 13225 70
9 Nernugipettai 6791 118
10 Anthiyur 21086 90
11 Chennasamudram 8111 76
12 Nambiyur 16379 92
13 Sivagiri 17979 73
14 Chitthodu 8550 105
15 Kollankovil 9196 71
16 Nasiyanur 10970 137
17 Karumandichellipalayam 23868 117
18 Perundurai 24930 94
19 Chennimalai 15500 161
20 Salangapalayam 15609 123
21 Olagadam 9958 151
22 Ariyappampalayam 15706 71
23 Vengampudur 7443 70
24 Avalpundurai 11789 70
25 Jambai 16522 70
26 Kolappalur 9607 134
27 Modakurichi 9907 70
28 P.Mettupalayam 9109 132
29 Pazur 3670 70
30 Vellottamparappu 7621 70
31 Archalur 12034 70
32 Elathur 7827 108
33 Kembanaickenpalayam 11103 73
34 Vadugapatti 9657 71
35 Kelampadi 6422 70
36 Kasipalayam 9093 141
37 Kanchikovil 11294 106
38 Pethampalayam 7152 168
39 Vaniputhur 12044 125
40 Pallapalayam 7263 138
41 Unjalur 2482 70
42 Nallampatti 3874 181

Ground Water Level:

The Ground Water levels from the 42 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
2013

May
2013

Jan
2014

May
2014

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

9.60

19.04

13.50

20.69

7.06

11.11

6.78

11.18

21.7

8.4

12.8 24.2 11.5 14.6

11.8

18.5