| Water Level | 250 Feet |
|---|---|
| Ideal Borewell depth | 385 Feet |
| Good Borewell depth | 360 Feet |
| 4.5 Inch Dia Drilling Rate | Small Home | ₹ 94 / Feet |
|---|---|---|
| 6.5 Inch Dia Drilling Rate | Home / Flats / Shops | ₹ 112 / Feet |
| 7.5 Inch Dia Drilling Rate | Commercial / Society | ₹ 165 / Feet |
| 12 Inch Dia Drilling Rate | Agriculture / Industry | ₹ 190 / Feet |
| Total drilling Cost | ₹ 36190 |
|---|---|
| * PVC Pipe Cost | ₹ 15785 |
| Additional Cost for Narrow Space / Equipment | ₹ 3850 |
| Total Bore well Cost / Estimate | ₹ 55825 |
| Total drilling Cost | ₹ 43120 |
|---|---|
| *PVC Pipe Cost | ₹ 21175 |
| Additional Cost for Narrow Space | ₹ 5775 |
| Total Bore well Cost / Estimate | ₹ 70070 |
| Total drilling Cost | ₹ 63525 |
|---|---|
| *PVC Pipe Cost | ₹ 25410 |
| Additional Cost for Narrow Space | ₹ 7700 |
| Total Bore well Cost / Estimate | ₹ 96635 |
| Total drilling Cost | ₹ 73150 |
|---|---|
| *PVC Pipe Cost | ₹ 36575 |
| Additional Cost for Narrow Space | ₹ 9625 |
| Total Bore well Cost / Estimate | ₹ 119350 |
*Above Bore well cost for Ideal Drilling Depth
*For Narrow Space additional equipment required, hence may incur Extra Cost
* PVC Pipe Installation may varry based on the Soil / Rock type. Here we calculated Average !
Borewell construction in the coastal district of Thiruvananthapuram requires specialized technical expertise due to the sensitive balance between freshwater and saltwater. The geological profile typically consists of marine sediments, fine sand, and clay lenses. The primary risk in Thiruvananthapuram is 'Saltwater Intrusion,' where drilling too deep or pumping too aggressively can pull brackish water into the freshwater zone. To combat this, we implement 'Telescopic Casing' designs, where a larger diameter outer pipe seals off the shallow saline layers, allowing us to safely tap into the deeper, sweet-water aquifers. We often use Electrical Resistivity Tomography (ERT) in Thiruvananthapuram to map the salinity profile before we begin drilling. Our pumps and casing materials are chosen for their corrosion resistance, as the saline coastal air and soil can be highly reactive. We also specialize in 'Cement Grouting' techniques to create an impermeable seal between different water layers, ensuring the long-term purity of your water supply. For residents and businesses in Thiruvananthapuram, we provide integrated solutions that include advanced filtration if the water contains high total dissolved solids (TDS). This ensures a sustainable, high-quality water solution even in the challenging marine environment of the coast.
Technical Setup for Coastal Terrain:
Telescopic Casing for Salinity Isolation & Freshwater Preservation.
*Regulations updated as per 2026 state-wise groundwater policies. Non-compliance may lead to sealing of the borewell and environmental fines.
A: For residential properties in Thiruvananthapuram, the 6.5 inch dia drilling rate is ₹112 per feet. A typical 385 feet borewell here costs approximately ₹43,120 for drilling alone.
A: In Thiruvananthapuram, the average water level is around 250 feet. However, to ensure a perennial supply, we recommend an ideal drilling depth of 385 feet.
A: Agricultural wells in Thiruvananthapuram often require larger diameters. Prices are competitive, and we offer bulk discounts for depths exceeding 385 feet.
A: The Coastal soil determines the bit type we use. Harder formations require tungsten carbide bits which we use as standard in Thiruvananthapuram.
A: In Kerala, borewells are usually deeper and drilled in rock, while tubewells are common in alluvial soil. Thiruvananthapuram mainly requires deep borewells due to its Coastal nature.
A: Casing pipe costs in Thiruvananthapuram depend on whether you use MS (Mild Steel) or PVC. Given the Coastal soil, we recommend heavy-duty pipes to prevent borehole collapse.
Find the borewell cost for your land based on the state, city, and locality. The cost estimate for a borewell tends to vary from area to area. For example, the borewell cost in a village is not the same as the cost in a city. It also depends on factors such as the accessibility of the borewell point, the type of soil (rock or loose soil), labor rates in the locality, PVC pipe and lid prices, and the availability of borewell equipment nearby.