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RAMANATHAPURAM DISTRICT PROFILE
• Ramanathapuram is a coastal district bounded by Bay of Bengal in the East and South, Sivaganga district in the North, Virudhunagar district in the West, and Thoothukkudi district in the Southwest.
• The District lies between 09º06'00”N to 09º54’00'N Latitude, 78º13’00'E to 79º26’00”E Longitude and has an areal extent of 4175 sq.km.
• There are 11 Blocks, 429 Villages and 2575 Habitations in the District
 Physiography and Drainage:
Physiographically, the entire district is a plain terrain. There are seasonal rivers named as Sarugani River, Manimuthar River, Vaigai River and Vaippar River etc.
 Rainfall:
The average annual rainfall and the 5 years rainfall collected from IMD, Chennai is as follows:
Acutal Rainfall in mmNormal Rainfall in mm
20132014201520162017
579.90933.51017.40388606.6807.18
 Geology:
Rock TypeGeological Formation
Hard Rock 98%
Sedimentary Rock 2%
Sandstone, Reddish brown clay,
Coarse Sand, Alluvium, Gneiss,
Quartzite and
 Hydrogeology:
Type of Aquifer Unconfined to confined conditions
Aquifer parametersRiver AlluviumCoastal Alluvium
Transmissivity (T)m2/day 210 - 1500350 - 2500
Permeability (K)(m/day))20-5049 - 95
Yield (lps)6-1811 - 37
Depth of Water level1.3 m to 12m
 Ground Water Level::
The Ground Water levels from the 91 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:
 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.
Recharge Structures
Check Dam Percolation Pond Recharge Pit Recharge Trench Others Ooranies Defunct Bore well Recharge Recharge Shaft Roof top RWH Hydro Fracturing Total
58 51 25 65 427 50 676
 Groundwater Potential as on March 2011 (as per CGWB):
Net Groundwater Availability (in MCM)682.68
Existing Gross Groundwater draft for all users (in MCM)79.70
Stage of Groundwater development (in %)12 %
Categorization of DistrictSafe
 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
Over Exploited (>100%) -
Critical (90%-100%) -
Semi Critical (70%-90%) 1 Perumkulam
Safe (<70%) 28 Aanandhur, Abiramam, Bogalur,Aappanur
Devipattinam, Kakkur, Kamuthi east,
Kamuthi west, Keelathuval, Kiliyur,
Kovilankulam, Mandapam,
Manjur, Melakodumalur, Mudukulathur
North, Nainarkoil, Paramakudi,
Parthipanoor, Perunaazhi, Perunkulam,
Pullur, R.S.Mangalam,
Ramanathapuram, Rameswaram,
Sholandhur, T.U.Mangai, Theriruveli,
Thiruvadani.
Others (Poor& Saline) 9 Kadaladi, Melachelvanur,
S.Tharaikudi, Sayalkudi, Sikkal,
Mudukulathur South, Keelakkarai,
Thirupullani, Mangalakudi, Thondi.
Total 38
Water supply status as on 1.4.2017
 Rural Habitations
Total No. of Rural Habitations: 2520
Partially covered1 (10-39 lpcd )
Fully covered2519 (40 lpcd and above)
 
 Urban Towns (Water supply status - Sep 2016)
S.NOName of Towns Population Present water supply level LPCD
Municipalities
1 Paramakudi 95579 54
2 Ramanathapuram 61440 83
3 Rameswaram 44856 59
4 Keelakarai 38355 51
Town Panchayats
1 Thondi 18465 54
2 Abiramam 8144 94
3 Mudukulathur 14789 73
4 Kamuthi 14754 70
5 Mandapam 18427 77
6 R.S.Mangalam 14565 93
7 Sayalgudi 14801 71
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