| Water Level | 305 Feet |
|---|---|
| Ideal Borewell depth | 360 Feet |
| Good Borewell depth | 330 Feet |
| 4.5 Inch Dia Drilling Rate | Small Home | ₹ 94 / Feet |
|---|---|---|
| 6.5 Inch Dia Drilling Rate | Home / Flats / Shops | ₹ 115 / Feet |
| 7.5 Inch Dia Drilling Rate | Commercial / Society | ₹ 160 / Feet |
| 12 Inch Dia Drilling Rate | Agriculture / Industry | ₹ 187 / Feet |
| Total drilling Cost | ₹ 33840 |
|---|---|
| * PVC Pipe Cost | ₹ 14760 |
| Additional Cost for Narrow Space / Equipment | ₹ 3600 |
| Total Bore well Cost / Estimate | ₹ 52200 |
| Total drilling Cost | ₹ 41400 |
|---|---|
| *PVC Pipe Cost | ₹ 19800 |
| Additional Cost for Narrow Space | ₹ 5400 |
| Total Bore well Cost / Estimate | ₹ 66600 |
| Total drilling Cost | ₹ 57600 |
|---|---|
| *PVC Pipe Cost | ₹ 23760 |
| Additional Cost for Narrow Space | ₹ 7200 |
| Total Bore well Cost / Estimate | ₹ 88560 |
| Total drilling Cost | ₹ 67320 |
|---|---|
| *PVC Pipe Cost | ₹ 34200 |
| Additional Cost for Narrow Space | ₹ 9000 |
| Total Bore well Cost / Estimate | ₹ 110520 |
*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 drilling in Chennai involves navigating the complex crystalline basement of the Indian Peninsular Shield. The geological profile here is dominated by ancient Granite and Gneiss, which are known for their extreme hardness and lack of primary porosity. In Chennai, groundwater is primarily stored within secondary fractures, fissures, and weathered zones (Murrum). Our drilling process utilizes high-pressure DTH (Down-the-Hole) hammers capable of penetrating these dense formations at significant depths. Because the water-bearing 'veins' are localized, we often recommend a professional geophysical survey to pinpoint the most productive fracture zones. We utilize heavy-duty button bits to ensure straight-hole verticality even in tilted rock layers. For long-term sustainability in Chennai, we advise installing high-stage stainless steel submersible pumps designed to handle deep-head pressure. Our team ensures that the top weathered layer is properly cased with MS or UPVC pipes to prevent surface water contamination and borehole collapse. This systematic approach guarantees a reliable water source for agricultural, industrial, and residential needs across the region.
Technical Setup for Hard Rock Terrain:
High-Pressure DTH Hammering Rig for Granitic Formations.
*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 Chennai, the 6.5 inch dia drilling rate is ₹115 per feet. A typical 360 feet borewell here costs approximately ₹41,400 for drilling alone.
A: In Chennai, the average water level is around 305 feet. However, to ensure a perennial supply, we recommend an ideal drilling depth of 360 feet.
A: It is a maintenance technique we use in Chennai to remove silt and debris from the bottom of the well using high-pressure air.
A: While the owner must apply, we provide all the technical details, depth reports, and Hard Rock charts required by the Chennai authorities.
A: In Chennai, common issues include silting or yield reduction. Proper casing and gravel packing during the initial drilling at ₹115/ft can prevent these.
A: Industrial wells in Chennai start with larger diameters and involve EIA (Environmental Impact Assessment) costs in addition to the drilling rate.
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.