TAMILNADU WATER SUPPLY AND DRAINAGE BOARD


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DISTRICT PROFILE

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Thiruvarur District Profile

THIRUVARUR DISTRICT PROFILE

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SALIENT DETAILS
Profile	Location	Coastal district of the State
	Lat.	N 10° 16' to 11° 50'
	Long.	E 79° 27' to 79° 50'
	Area	2161 Sq.km
	No.of Taluks	7
	No. of Blocks	10
	No. of Villages	430
	No. of Habitations	2581

Physiographic	Type of Terrain River	Plain topography with gentle gradient towards the coast Cauvery
	River
Average Rainfall		1180 mm
Geology		Recent Alluvium formations

Hydrogeology

Type of aquifer

Unconfined to semi confined to confined conditions aquifers down to 150m bgl.

Depth of Water level

1 m to 15m

GROUND WATER POTENTIAL AS ON JANUARY 2003 (AS PER CGWB & PWD)

( Based on Ground Water Estimation Committee report)

Utilisable ground water recharge

324.4 MCM

Net Ground Water draft

267.4 MCM

Balance

56.9 MCM

BLOCKS WITH STAGE OF GROUNDWATER DEVELOPMENT ( As on March 2004 )

OVER EXPLOITED Greater than 100%

Valangaiman

CRITICAL Between 90 and 100%

Kodavasal

SEMI CRITICAL 70 and 90%

Nannilam

Needamangalam

SAFE Less than 70%

Koradachery

Mannarkudi

Thiruvarur

Kottur

SALINE

Muthupet

Thiruthurai Poondi

RECHARGE STRUCTURES

Recharge Pits:

Recharge Trench:

158

Ooranies:

Water supply status as on 1.4.2011

Rural Habitations

Total No. of Rural Habitations: 2582

Partially covered	61 (10-39 lpcd )
Fully covered	2521 (40 lpcd and above)

Urban Towns (Water Supply status - December 2011)

S.NO	Name of Towns	Population	Present water supply level LPCD
Municipalities
1	Koothanallur	22995	90
2	Mannargudi	61478	90
3	Thiruvarur	56341	65
4	Thiruthuraipoondi	22905	114
Town panchayats
1	Valangaiman	11281	70
2	Needamangalam	8730	69
3	Peralam	5842	82
4	Muthupettai	17383	70
5	Koradacheri	5976	69
6	Kodavasal	13256	76
7	Nannilam	11056	70