TAMILNADU WATER SUPPLY AND DRAINAGE BOARD


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DISTRICT PROFILE

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Perambalur District Profile

PERAMBALUR DISTRICT PROFILE

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SALIENT DETAILS
Profile	Location	Inland district of the State
	Lat.	N 11° 02' to 11° 32'
	Long.	E 78° 38' to 79° 10'
	Area	1750 Sq.KMS
	No.of Taluks	3
	No.of Blocks	4
	No.of Villages	121
	No.of Habitations	568

Physiographic	Type of Terrain	Plain topography with residual hills
	Elevation in m amsl	Maximum height of Pachamalai hill
	Hills	992 Pachamalai, Semmalai
	River	Vellar, Kollidam
	Tributaries	Kallar, Chinnar, Ellarodai, Elumur, Marudaiyar.
Average annual Rainfall		1096 mm
Climate		Subtropical
Temperature in degree Celsius		Max: 40 – 44 Min: 26 – 30
River Basin		Cauvery
Geology		Hard rock sedimentary formations represented by Cretaceous

Hydrogeology

Type of aquifer

Water Table to Semi confined conditions.

Aquifer parameters

Alluvium

Sedimentary

Hard rock

Well yield in lpm

300-950

300-550

80-210

Transmissivity (T)m 2/day

225-1500

90-190

35-130

Permeability (K)m/day:

20-50

15-30

5-20

Depth of Water level

3 m to 15m

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

OVER EXPLOITED (Greater than 100%)

Alathur

Perambalur

Veppanthattai

Veppur

CRITICAL Between 90 and 100%

Nil

SEMI CRITICAL 70 and 90%

Nil

SAFE Less than 70%

SALINE

Nil

RECHARGE STRUCTURES

Check Dams

112

Percolaction Pond:

Ooranies:

Recharge Pits:

Recharge Trench:

Others

Water supply status as on 1.4.2011

Rural Habitations

Total No. of Rural Habitations: 568

Partially covered	547 (10-39 lpcd )
Fully covered	21 (40 lpcd and above)

Urban Towns (Water Supply status - December 2011)

S.NO	Name of Towns	Population	Present water supply level LPCD
Municipalities
1	Perambalur	37631	65
Town Panchayats
1	Labbaikudikadu	8741	63
2	Kurumbalur	11126	60
3	Poolambadi	10027	65
4	Arumbavur	11695	68