

A portable water well drilling machine, as the name suggests, is a lightweight, easy-to-transport, and easy-to-operate water well drilling device. It is also commonly referred to as a “small water well drilling rig,” “home well drilling rig,” or “exploration drilling rig.” Its main function is to quickly and efficiently drill for groundwater, providing solutions for agricultural irrigation, drinking water for humans and livestock, industrial water use, and small-scale geological exploration. Its core difference from large, fixed drilling rigs lies in its “rapid relocation, flexible adaptation, low investment, and high return,” making it a core construction equipment for small and medium-sized drilling service providers, engineering teams, and agricultural operators. As the core equipment for small and medium-sized drilling projects, its selection suitability, geological adaptability, and total life-cycle cost directly determine the profit margin and market competitiveness of SMEs.
YG’s small water well drilling rigs utilise high-strength, lightweight alloy materials, ensuring the equipment is robust and durable while minimising weight. The drilling rig provides stable support, the winch system is responsible for raising and lowering the drill rod, and the drill bit is crucial for breaking rock and extracting soil. A mud pump or air compressor is used to circulate the mud or provide air pressure to clean the wellbore and cool the drill bit. If you would like to learn more about water well drilling rigs, please get in touch with us now.
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Portable Water Well Drilling Machine Technical Parameter
| Model | YG-240-22P | YG-240-30P |
| Dimension | 1450*1550*1970mm | 2000*1230*2090mm |
| Weight | 200kg | 200kg |
| Drill rod diameter | 42mm | 51mm |
| Drill rod length | 1.5m/unit | 1.5m/unit |
| Rod change method | Full automatic screw thread | Full automatic screw thread |
| Max drilling depth | 200m | 200m |
| Diesel engine power | 22HP | 30HP |
| Drilling hole diameter | Within 280mm | 100mm-240mm |
| Lifting height | 2.5m | Max 2.5m |
| Lifting force | 1000kg | 2000kg |
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6 Core Advantages of YG Small Water Well Drilling Rigs
- Reduced total life cycle costs and increased profit margins: YG direct supply eliminates intermediaries, resulting in equipment procurement costs 40% lower than comparable imported equipment. Energy-saving design and low maintenance costs reduce total life cycle costs by over 60% compared to large drilling rigs. SMEs can recoup their investment in 1-3 months, significantly increasing profitability per project.
- Enhanced order capacity and expanded business scope: The equipment can flexibly operate in mountainous areas, farmland, and narrow construction sites where large equipment cannot operate. It can undertake various projects such as rural drinking water, farm irrigation, construction site water supply, and geological exploration, expanding the order scope by over 50% and helping SMEs quickly capture niche markets.
- Improved construction efficiency and shortened project cycles: Rapid site relocation and efficient drilling allow for the completion of multiple wells per day, shortening project cycles by over 50%. With the same manpower, more projects can be undertaken, significantly improving capital turnover efficiency.
- Lower labour barriers and reduce labour costs: The entire construction process can be completed by 1-2 people, eliminating the need for professional drilling technicians. Labour costs are reduced by 70% compared to traditional drilling teams, addressing the pain points of high labour costs and difficulty in recruiting professional talent for small and medium-sized enterprises (SMEs).
- Improve project quality and build brand reputation: Stable, well-completion quality and extremely low rework rates help SMEs create high-quality project cases, enhance customer reputation and market competitiveness, and establish a long-term, stable source of business.
- Strong policy adaptability and high compliance: The equipment operates with low noise and no dust pollution, meeting environmental protection requirements for field construction. It can easily pass various project compliance approvals and is compatible with policy support projects such as rural revitalisation and rural drinking water safety.
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8 Application Areas of Portable Water Well Drilling Machines
- Rural Drinking Water Safety Projects: Construction of household wells and village centralised water supply wells.
- Modern Agricultural Projects: Construction of irrigation wells and pipeline dewatering wells for farms, orchards, and plantations.
- Infrastructure Projects: Construction of temporary water supply wells for construction sites, water wells for mixing plants, and small municipal dewatering wells.
- Geological Exploration Projects: Construction of soil sampling holes, geological monitoring holes, and small mineral exploration holes; compatible with RC drilling rig exploration technology.
- Emergency Projects: Construction of emergency water supply wells in mountainous and remote areas, flood control and drought relief drilling, and geological disaster monitoring holes.
- New Energy Supporting Projects: Dewatering wells for photovoltaic power station pile foundations, and preliminary exploration drilling for small geothermal wells.
- Aquaculture Industry: Construction of drinking water wells, sewage treatment dewatering wells, and aquaculture water supply wells for livestock farms.
- Landscape Engineering: Construction of landscape wells, artificial lake dewatering wells, and greening irrigation wells.
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Case Study: Small-Scale Drilling Service Provider in Thailand (YG Small Water Well Drilling Rig Adaptable to Multiple Construction Scenarios)
Client Background: Mr Wan is a small-scale drilling service provider in Thailand, primarily undertaking the construction of rural household water wells and farm irrigation wells. Previously, they used simple drilling equipment, facing challenges such as the inability to drill in hard rock formations, low relocation efficiency, and inconsistent well quality. They needed flexible equipment adaptable to various geological conditions and easy to relocate, while maintaining a limited budget.
Problems Faced:
- Simple equipment could not handle weathered rock formations, frequently resulting in stuck drill bits and broken drill pipes, leading to a rework rate as high as 20%.
- The equipment was bulky, making relocation difficult in mountainous and farmland areas, preventing them from fulfilling many orders.
- High labour demand, requiring 3-4 operators, results in high labour costs.
- High equipment failure rate, frequent downtime for repairs, affecting project delivery.
Solution: YG recommends a standard portable water well drilling machine, paired with a down-the-hole drilling machine impactor, suitable for weathered rock formations. The equipment features a wheeled towing design, allowing for easy relocation by pickup truck, making it suitable for mountainous and farmland environments. It can be operated by 1-2 people, reducing labour costs. The manufacturer provides free technical training and lifetime after-sales support, with the price kept within the customer’s budget.
Results: After deployment, the equipment easily handles various formations such as clay, sand, and weathered rock, achieving a 100% well completion rate and reducing the rework rate to below 1%. Relocation efficiency is significantly improved, enabling the completion of 2-3 wells per day, doubling order volume. Labour costs are reduced by 60%, the equipment failure rate is extremely low, requiring no frequent maintenance, and the investment is recovered within six months.
Customer review: “YG’s portable water well drilling machine perfectly solved all our pain points. It is flexible, efficient, durable, and can easily handle various geological conditions. The manufacturer’s technical support and after-sales service are also very good. It is the best choice for us, small and medium-sized drilling service providers, and we have already recommended it to our peers in the surrounding area.”
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Frequently Asked Questions about YG Mini Water Well Drilling Rigs
A1: YG’s portable water well drilling machine series offers various models with drilling depths ranging from tens to hundreds of meters. The specific depth depends on the equipment model, geological conditions, and drilling method. Our technical team will recommend the most suitable model based on your needs.
A2: The most basic configuration is the drilling rig itself, plus drill rods and drill bits. For hard rock drilling, an air compressor is needed. For mud circulation, a mud pump and a water tank are required. YG can provide complete accessory recommendations based on your working conditions.
A3: Yes, YG’s portable water well drilling machine supports multiple drilling modes. For hard rock formations, we recommend using the air down-the-hole hammer (DTH) drilling mode, combined with a dedicated alloy drill bit, which can efficiently break hard rock and achieve rapid drilling.
A4: YG portable water well drilling rigs feature a modular design, making key components easy to disassemble and replace. Routine maintenance mainly involves checking lubrication, fasteners, and wear on vulnerable parts. We provide detailed maintenance manuals and professional after-sales support to ensure long-term stable operation of the equipment.
A5: YG provides comprehensive pre-sales consultation, equipment selection guidance, operation training, installation and commissioning support, and comprehensive after-sales service, including spare parts supply and troubleshooting. We are committed to providing full lifecycle support to ensure your investment is worthwhile.
A6: Yes. The equipment comes standard with a diesel power system, requiring no external power source, and is perfectly suited for outdoor environments without electricity. A dual-power model (electric motor/diesel) can also be customised to meet both indoor and outdoor construction needs.


