| Borewell Size (Diameter) | Recommended Usage | Rate Per Feet |
|---|---|---|
| 4.5 Inch Dia | Small Residential / Individual Home | ₹ 98 |
| 6.5 Inch Dia | Standard Home / Apartments / Shops | ₹ 114 |
| 7.5 Inch Dia | Commercial / Large Housing Society | ₹ 156 |
| 12 Inch Dia | Agriculture / Industrial High-Yield | ₹ 184 |
*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 Kolar 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 Kolar, 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 Kolar, 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 Kolar, the 6.5 inch dia drilling rate is ₹114 per feet. A typical 305 feet borewell here costs approximately ₹34,770 for drilling alone.
A: In Kolar, the average water level is around 285 feet. However, to ensure a perennial supply, we recommend an ideal drilling depth of 305 feet.
A: A 6.5-inch borewell is ideal for homes in Kolar. At ₹114 per feet for drilling, a 305 feet well plus casing pipes usually fits a standard residential budget.
A: Yes, we offer solar-integrated pumping solutions in Kolar which are excellent for farms and areas with power fluctuations.
A: It is tight, but our compact crawler rigs in Kolar can operate in very small footprints, provided there is vertical clearance.
A: A professional geologist survey in Kolar costs between ₹3,000 and ₹7,000 and significantly increases the success rate in Hard Rock areas.
This Borewell Cost is also applicable to Kolar Town, Bangarapet, Malur, Mulbagal, Srinivaspur, KGF, Robertsonpet, Vemgal, Narasapura Industrial Area, Kyalanur, Holur, Sugatur, Bethamangala, Kamasandra, Budikote, Tekal, Lakkur, Nangali, Tayalur, Ronur.
In Kolar, the administrative process for borewell installation is strictly governed by the Karnataka Ground Water Authority (KGWA) and the district-level monitoring committee. Given the district's designation as an over-exploited zone, residents in urban localities such as Kolar Fort, Kuvempunagar, and Jayanagar must obtain mandatory clearance through the official online portal. The application requires specific documents including the land RTC (Pahani), a location map, and an ID proof. For commercial and industrial sectors in Kolar Gold Fields (KGF) or the industrial clusters of Malur, the scrutiny is exceptionally high, often requiring a scientific feasibility report from a certified hydrogeologist. Authorities emphasize that no new borewell can be commissioned without proof of a functional rainwater harvesting system. Unauthorized pilling in tehsils like Mulbagal or Bangarpet is subject to heavy legal penalties and immediate disconnection of power supplies to prevent further stress on the region's depleted aquifers.
The geological profile of Kolar is characterized by hard crystalline rocks, primarily schist and granite-gneiss, which lack primary porosity. This necessitates the use of high-pressure DTH (Down-The-Hole) hammer drilling rigs. Due to the historical decline of the water table, borewell depths in Kolar have reached extreme levels, often ranging from 800 feet to 1,500 feet, with some farmers in areas like Srinivaspur drilling as deep as 2,000 feet to reach water-bearing fractures. The cost of drilling is significantly higher here than in other districts, averaging between 140 and 250 per foot, excluding the high cost of heavy-duty casing pipes and high-stage submersible pumps required to lift water from such depths. The success rate is quite variable; the risk of "dry bores" is a major challenge, with nearly 25% of attempts failing to strike sustainable water. A successful borewell in this region typically has a lifespan of 10 to 15 years, provided it is not over-pumped and the local area is supported by artificial recharge structures.
The water quality in Kolar district is a major subject of local health concern due to high mineralization. In many parts of the district headquarters and Bangarpet, the water is classified as "Hard Water" with significantly high levels of calcium and magnesium. However, the most critical issue is the elevated concentration of fluoride and nitrates, which often impart a metallic or bitter taste to the water. In the Kolar Gold Fields (KGF) area, there are additional concerns regarding traces of heavy metals due to over a century of mining activities and mill tailings. Total Dissolved Solids (TDS) levels frequently fluctuate between 700 and 1,500 ppm, often exceeding desirable limits. Consequently, almost every household and commercial establishment in neighborhoods like Coronation Road and MB Road relies on multi-stage RO (Reverse Osmosis) purification plants. Regular chemical analysis is indispensable for new borewells to ensure the water is treated properly for drinking and cooking purposes.
Kolar is one of the most water-dependent districts in Karnataka, as it lacks perennial rivers and relies almost entirely on rainfall and groundwater. While the KC Valley project provides treated water to fill local lakes like Uddappana Kere, the dependency for domestic and drinking purposes remains heavily tilted toward deep borewells. During the peak summer months, the municipal supply in Kolar city often becomes insufficient, making a private borewell the only way to ensure water security for residential apartments and hospitals. In the surrounding talukas of Mulbagal and Guldana, the agricultural economy—driven by sericulture and floriculture—is 100% dependent on borewell water. The possibility of water shortage is an ever-present reality, leading to a high "borewell requirement" for any new development. To prevent total exhaustion of the resource, local leaders and panchayats in areas like Tekal and Malur are championing community-led groundwater recharge as a mandatory companion to all new borewell installations.
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.