Heavy rainfall boosts water levels in dams across Goa

THE GOAN NETWORK | JUNE 16, 2025, 12:19 AM IST

MAPUSA

The early onset of southwest monsoon and sustained heavy rainfall across the State has significantly improved water levels in several reservoirs.

According to data from the Water Resources Department, the Selaulim dam – the primary source of water supply for South Goa, including major towns like Margao, Vasco, Quepem, and Sanguem – has witnessed a sharp rise in storage levels. From 37 per cent in mid-May, the reservoir now stands at 54 per cent.

“If this rainfall trend continues, we may see an early spillover at Selaulim. This is encouraging for the water security of South Goa,” said a senior official from the Water Resources Department.

Smaller dams have also recorded substantial gains.

Chapoli dam in Canacona has reached 55 per cent of its storage capacity, while Gaunem dam, which caters to areas in Ponda taluka, has surged to 78 per cent. The Panchwadi dam currently holds 46 per cent of its capacity, a significant increase from the 25 per cent recorded last month.

However, not all reservoirs have benefited equally.

The Anjunem dam, which serves the Sattari region and parts of Bicholim, has seen a drop in water levels, plunging to just 10 per cent from 21 per cent in mid-May.

Similarly, the Amthane dam – vital for Bardez, Pernem and surrounding areas – has dipped from 49 per cent to 31 per cent.

“These variations are not unusual during the early phase of the monsoon. Some catchment areas receive rain later than others. But with the India Meteorological Department predicting a vigorous monsoon, we expect a turnaround in the coming weeks,” explained the official.

The Tillari reservoir, which supplies both drinking and irrigation water to northern Goa and parts of Maharashtra, has remained stable at 25 per cent capacity since mid-May.

With the monsoon expected to strengthen further, officials are hopeful that the lagging reservoirs will recover swiftly, ensuring adequate water supply across the State through the season.


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