The most easily polluted ground reservoirs are

The susceptibility of ground reservoirs to pollution depends on various factors, including the nature of the surrounding environment, land use practices, and the geology of the area. However, certain types of ground reservoirs are generally more vulnerable to pollution than others. Some examples include:

1. Shallow Wells:

Shallow wells, which tap into aquifers or groundwater close to the surface, are more vulnerable to contamination from surface activities. This is because there is less natural filtration and protection provided by the soil and rock layer

2. Areas with Urban Development:

Ground reservoirs in urban areas are often more vulnerable to pollution due to the presence of impervious surfaces (e.g., roads, parking lots) and increased human activities.

3.Unconfined Aquifers:

Unconfined aquifers are aquifers that are not overlain by a confining layer, allowing water to move more freely between the surface and the aquifer.