Ranipet District Profile
- Ranipet district is bounded by Tiruvellore, Kancheepuram Districts in the East, Tiruvannamalai District in the South and Vellore District in the West and State of Andhra Pradesh in the North.
- The District lies between 12º93’20.63’’ to 12º55’55.42’’ North Latitude and 79º33’66’’ to 79º20’47’’ East Longitude and has an area extent of 2,234.32 sq.km.
Physiography and Drainage
- Ranipet district can be broadly classified as Plain region with small hillock.
- Where, the Palar river region is plain and sloping towards east..
- The Palar river in its course is successively enriched by the tributaries in this district is Ponnai river.
- Palar is not a perennial river and occurrence of flood is very rare and of very short duration.
- However river Palar has good thickness of Alluvium of all through.
Geology:
Rock Type | Geological Formation |
Hard Rock 90%
Sedimentary 10% |
Charnockite, Granite, Gneiss, Pegmatite and Quatrzite
Recent sandy formation |
Rainfall:
The average annual rainfall and the 5 years rainfall collected from IMD, Chennai is as follows:
Actual Rainfall in mm | Normal Rainfall in mm | ||||
---|---|---|---|---|---|
2015 | 2016 | 2017 | 2018 | 2019 | |
1363.4 | 686.4 | 1396.6 | 984.0 | 956.6 | 953.4 |
Ground Water Level:
The Ground Water levels from the 20 number of observation wells of TWAD have been analysed for Post-Monsoon and Pre-Monsoon. 5 years average Ground water level in m Below Ground Level for pre and post monsoon is as follows:
Jan |
May |
Jan |
May |
Jan |
May |
Jan |
May |
Jan |
May |
5 Years |
5Years |
15.7 |
20.9 |
4.02 |
8.14 |
10.2 |
16.6 |
7.01 |
9.27 |
9.95 |
20.9 |
12.6 | 9.79 |
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 in district is as under.
Recharge Structures | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Check Dam | Percolation Pond | Recharge Pit | Recharge Trench | Others | Ooranies | Defunct Bore well Recharge | Recharge Shaft | Rooftop RWH | Hydro Fracturing | Total |
159 | 4 | -- | -- | -- | 3 | 3 | -- | 10 | -- | 179 |
Categorization of Firkas:
The status of Categorization of firkas as of 2017 for the District in is shown below.
Categorisation based on Extraction (as on 2017) | No. of Firkas | Firkas |
---|---|---|
Over Exploited (>100%) | 6 | Arcot, Kalavai, Nemili, Pudupadi, Thimiri and Walajah |
Critical (90%-100%) | 2 | Mambakkam, Pallur |
Semi Critical (70%-90%) | 8 | Arakonam (south), Kaveripakkam, Panapakkam, Paranji, Ranipet, Velam, Visharam and Thiruvalam |
Safe (<70%) | 4 | Arakonam(North), Banavaram, Melpadi, Sholinghur |
Others (Poor& Saline) | 0 | |
Total | 20 |
Rural Habitations:
Total No. of Rural Habitations : 1593
Partially covered | 422 (10-39 lpcd ) |
Fully covered | 1171(40 lpcd and above) |