How to quickly find groundwater

Geological and Geomorphological Judgment Method

Observe the terrain

Groundwater is more likely to converge in low-lying areas such as valleys and the foot of mountains. In particular, in the valleys between two mountains, or in the low-lying areas surrounded by mountains on three sides, there is a greater possibility of the existence of groundwater. For example, in some mountainous areas, springs are often found at the bottom of valleys, which is a manifestation of groundwater emerging in low-lying areas.

Analyze the types of rocks

Different rocks have different water permeability and water storage capacity. Rocks such as sandstone and conglomerate have good water permeability and are likely to store groundwater; while rocks such as shale and mudstone have poor water permeability, which is not conducive to the storage of groundwater. If you are in a sandstone area, the probability of finding groundwater is relatively high.

Check the surroundings of rivers and lakes

The groundwater level is usually high around rivers and lakes. The closer you are to a river, the greater the possibility of finding groundwater. This is because river water will seep down to replenish the groundwater, making the groundwater resources in the surrounding areas relatively abundant. In arid areas, there may also be groundwater under the dry riverbeds.

Judgment Method Based on the Signs of Animals and Plants

Plant clues

Some plants have a high demand for water, and their growth can indicate the location of groundwater. For example, reeds mostly grow in places with abundant water sources. If a large area of reeds is found, it indicates that there may be groundwater nearby and the water level is relatively shallow. There are also willows, which have developed root systems and prefer a humid environment. There may also be groundwater in places where a large number of willows grow.

Animal behavior

Some animals need to drink water frequently, and their activity paths and habitats can also provide clues. For example, by observing the flight direction of birds, if they often fly towards a certain area, there may be a water source there. In addition, ant holes are usually located close to water sources. If you find an ant hole and explore further along the direction of its excavation, there is also a possibility of finding groundwater.

Other Methods

Use professional tools

Such as underground water detector, which can determine the location and depth of groundwater by measuring the resistivity differences of different underground media. This method is relatively accurate, but it requires professional equipment and personnel to operate.

Ask local residents

Local residents have lived in the area for a long time and are quite familiar with the distribution of water sources. They can provide some information about the locations of springs and wells, as well as their past experience in finding groundwater.