28,900 million litres
Maximum capacity of the Neerasagar reservoir. was developed as a drinking water source for Dharwad in two phases - first in 1950 at a cost of Rs 1.7 crore and then in 1969 at a cost of Rs 48.17 lakh. The lake has a catchment area of 181.08 square km and the water level when the lake is full is 590.85 ft.
Since this year, Dharwad city started receiving water from the Malaprabha reservoir, but Hubbali city continued to be supplied from the Neerasagar reservoir.
Professor Vinayakrao K Deshpande presented a paper at International symposium on Tropical Ecology at Varanasi which traces the reasons for the lake going dry frequently. The impact of urban development on fresh water resources is identified as the main cause.
35 million litres
Water drawn from the reservoir and supplied to Hubbali city each day if adequate storage is available.
Reservoir filled to capacity. It had reached dead storage in 2014.
25 million litres
Quantity that will be drawn and supplied to Hubbali city each day Sep 2019 onwards according to R K Umesh, assistant executive engineer, Water Board, Hubbali. This will ensure existing water collected during the 2019 monsoon will last over 2-3 years.