| Borewell Size (Diameter) | Recommended Usage | Rate Per Feet |
|---|---|---|
| 4.5 Inch Dia | Small Residential / Individual Home | ₹ 94 |
| 6.5 Inch Dia | Standard Home / Apartments / Shops | ₹ 102 |
| 7.5 Inch Dia | Commercial / Large Housing Society | ₹ 159 |
| 12 Inch Dia | Agriculture / Industrial High-Yield | ₹ 189 |
*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 !
Drilling in the rugged mountainous terrain of Longding is an engineering feat that demands specialized equipment and localized geological knowledge. The strata in Longding often consist of a chaotic mix of boulders, glacial till, and hard metamorphic rock like schist or quartzite. Standard drilling methods frequently fail here due to shifting boulders that can bury a drill bit instantly. Therefore, we utilize ODEX (Overburden Drilling) or Symmetrix systems, which allow us to install the casing pipes simultaneously while drilling through loose debris. This 'Casing-while-drilling' method is the only way to ensure a stable borehole in the steep slopes of Longding. Water is typically found in lineaments and fault zones, making site selection a critical part of our process. We use man-portable or tractor-mounted compact rigs to access narrow mountain roads and remote locations across the district. Given the high elevation, we also specialize in installing high-head multi-stage pumps and hydropneumatic tanks to ensure consistent water pressure for homes built on different levels. Our focus is on providing a resilient water supply that can withstand the extreme climatic conditions and geological instability common in high-altitude regions.
Technical Setup for Mountainous Terrain:
Lightweight High-Pressure DTH for High-Altitude Terrains.
*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 Longding, the 6.5 inch dia drilling rate is ₹102 per feet. A typical 320 feet borewell here costs approximately ₹32,640 for drilling alone.
A: In Longding, the average water level is around 325 feet. However, to ensure a perennial supply, we recommend an ideal drilling depth of 320 feet.
A: Our team is rated as a top service provider in Longding, offering transparent pricing at ₹102/ft and using advanced Mountainous-specific technology.
A: Yes, a 4.5-inch borewell is cost-effective for small families in Longding, though 6.5-inch is the standard for better pump options.
A: Excessive extraction can lower the water table in Longding. We promote sustainable drilling and mandatory RWH (Rain Water Harvesting) for all our clients.
A: Rainwater harvesting is the best way to recharge dry wells in Longding. We install recharge pits that channel terrace water into your Mountainous aquifers.
This Borewell Cost is also applicable to Longding, Kanubari, Pongchau, Wakka, Pumao, Lawnu, Senua, Niausa, Mintong, Zedua, Longphong, Luaksim, Chating, Banfera, Ozakho, Konsa, Votnu, Khasa, Kaimoi, Nginu.
Longding, situated in the southern tip of Arunachal Pradesh, features a complex geological profile dominated by the Patkai hill range. For residents in Longding town and surrounding areas like Kanubari and Pongchau, determining the approximate borewell depth is a localized challenge. Typically, water-bearing aquifers are found at depths ranging from 350 to 750 feet. The cost involved in drilling is influenced by the rugged terrain and the necessity of using high-pressure DTH (Down-The-Hole) drilling rigs capable of penetrating hard sandstone and shale formations. One of the primary difficulties in this region is the presence of unstable topsoil in certain hilly tracts, which requires extensive casing pipes to prevent borewell collapse. Despite these geographical hurdles, the borewell success rate remains moderate to high, especially in valley sections. A well-constructed borewell in this district can have a functional life of several decades, provided it is managed against siltation, which is a common localized geographical issue.
The subsurface water in Longding district varies in taste and chemical properties depending on the proximity to coal-bearing strata and forest runoff. In the main headquarters and neighboring towns like Wakka, the following water characteristics are frequently observed:
Water dependency in Longding is historically linked to natural springs (locally known as 'Jhoras') and the Chatjo River. However, with the expansion of the district headquarters and increasing population density, the reliance on traditional surface water is no longer sufficient. There is a frequent water shortage possibility during the pre-monsoon months when natural discharge decreases. While the Public Health Engineering Department (PHED) provides piped water to many households, the supply is often intermittent due to the hilly infrastructure. Therefore, a private borewell is increasingly required for a consistent supply, particularly for schools, hospitals, and growing residential colonies. In areas like Pumao and Senua, having an independent groundwater source is the most reliable way to bypass the limitations of seasonal river flow and gravity-fed systems.
The procedure for obtaining approval for a borewell in Longding is governed by state regulations aimed at sustainable groundwater management. Because Longding is a sensitive border district, localized content regarding permissions is vital. The process generally involves the following steps:
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.