12/20/2017

Home TamilNadu Map District Profile Print PROFILE •Erode district is bounded by and Salem districts in the northeast, and north by State. The Nilgiris and districts in the west and northwest. in the south, and 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 general slope from north east to south west. • The north western part of the district which includes Thalavadi, , , 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 drains into the river Cauvery.

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

Acutal Rainfall in mm Normal Rainfall in mm 2011 2012 2013 2014 2015 847 544.80 558.1 763.0 854.2 702.9

Geology:

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

Hydrogeology:

Discontinuous unconfined to semi confined Type of aquifer 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 analysed for Post­ Monsoon and Pre­Monsoon. Since 1991, average Ground water level in m Below Ground Level for pre and post monsoon is as follows:

Sustainability:: 1/4 12/20/2017

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 the district are as under.

Recharge Structures Defunct Roof Check Percolation Recharge Recharge Bore Recharge Hydro Others Ooranies top Total Dam Pond Pit Trench well Shaft Fracturing RWH Recharge 233 20 5 5 145 25 433

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 2011 for the District is shown below.

Categorisation based on Extraction (as on 2011) No. of Firkas Firkas Bhavanisagar, , Elathur, Erode East, Erode North, , Over Exploited (>100%) 11 Modakurichi, , , Punjaipuliampatti, Vellode Critical (90%­100%) 1 Athani Ammapettai, , Arachalur, Arasur, Bhavani, Erode west, Kanjikoil, , , Kilampadi, Semi Critical (70%­90%) 18 , Kuthiyalathur, , Sivagiri, Thalavadi, Thingalur, Sathyamangalam, Poondurai Burgur Gobichettipalayam, Kugalur Safe (<70%) 4 Vaniputhur Others (Poor& Saline) ­ Total 34

Water supply status as on 1.4.2016 Rural Habitations Total No. of Rural Habitations: 4571

Partially covered 70 (10­39 lpcd ) Fully covered 4501 (40 lpcd and above)

2/4 12/20/2017

Urban Towns (Water supply status ­ Sep 2016)

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 77 5 Ammapettai 9677 103 6 Lakkampatti 11716 72 7 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

3/4 12/20/2017 23 Vengampudur 7443 70 24 Avalpundurai 11789 70 25 Jambai 16522 70 26 Kolappalur 9607 134 27 Modakurichi 9907 70 28 P.Mettupalayam 9109 123 29 Pazur 3670 70 30 Vellottamparappu 7621 70 31 Archalur 12034 70 32 Elathur 7678 108 33 Kembanaickenpalayam 11103 73 34 Vadugapatti 9657 71 35 Kelampadi 6422 72 36 Kasipalayam 9093 141 37 Kanchikovil 11294 106 38 Pethampalayam 7152 168 39 Vaniputhur 12044 82 40 Pallapalayam 7263 138 41 Unjalur 2482 70 42 Nallampatti 3874 181

4/4