http://www.twadboard.gov.in/twad/rampuram_dist.aspx Home TamilNadu Map Ramanathapuram District Profile Print 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 mm Normal Rainfall in mm 2011 2012 2013 2014 2015 792.0 536.50 579.90 933.5 1017.40 807.80 Geology: Rock Type Geological Formation Sandstone, Reddish brown clay, Hard Rock 98% Coarse Sand, Alluvium, Gneiss, Sedimentary Rock 2% Quartzite and Hydrogeology: Type of Aquifer Unconfined to confined conditions Aquifer parameters River Alluvium Coastal Alluvium Transmissivity (T)m2/day 210 - 1500 350 - 2500 Permeability (K)(m/day)) 20-50 49 - 95 Yield (lps) 6-18 11 - 37 Depth of Water level 1.3 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: 1 of 3 29-Dec-17, 1:23 PM http://www.twadboard.gov.in/twad/rampuram_dist.aspx 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 Defunct Bore Roof Check Percolation Recharge Recharge Recharge Hydro Others Ooranies well top Total Dam Pond Pit Trench Shaft Fracturing Recharge RWH 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 District Safe 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%) - Aanandhur, Abiramam, Bogalur, Safe (<70%) 29 Devipattinam, Kakkur, Kamuthi east, Kamuthi west, Keelathuval, Kiliyur, 2 of 3 29-Dec-17, 1:23 PM http://www.twadboard.gov.in/twad/rampuram_dist.aspx Kovilankulam, Mandapam, Mangalakudi, Manjur, Melakodumalur, Mudukulathur North, Nainarkoil, Paramakudi, Parthipanoor, Perunaazhi, Perunkulam, Pullur, R.S.Mangalam, Ramanathapuram, Rameswaram, Sholandhur, T.U.Mangai, Theriruveli, Thiruvadani, Thondi. Aappanur, Kadaladi, Melachelvanur, S.Tharaikudi, Sayalkudi, Sikkal, Others (Poor& Saline) 9 Mudukulathur South, Keelakkarai, Thirupullani. Total 38 Water supply status as on 1.4.2016 Rural Habitations Total No. of Rural Habitations: 2520 Partially covered 0 (10-39 lpcd ) Fully covered 2520 (40 lpcd and above) Urban Towns (Water supply status - Sep 2016) S.NO Name of Towns Population Present water supply level LPCD Municipalities 1 Paramakudi 95579 58 2 Ramanathapuram 61440 58 3 Rameswaram 44856 85 4 Keelakarai 38355 70 Town Panchayats 1 Thondi 18465 79 2 Abiramam 8144 33 3 Mudukulathur 14789 100 4 Kamuthi 14754 90 5 Mandapam 18427 100 6 R.S.Mangalam 14565 63 7 Sayalgudi 14801 92 3 of 3 29-Dec-17, 1:23 PM.