Percolation Pond

Affidavit of District Magistrate Meerut on steps taken to free ponds of encroachments, 03/05/2025

Affidavit of District Magistrate Meerut in compliance of the National Green Tribunal (NGT) order, March 5, 2025. The NGT, September 4, 2024 had directed a joint committee to submit a report giving details of ponds in Meerut district including all specifications relating to ownership and status of encroachments among other …

Climate change and water supplies: Options for sustaining tank irrigation potential in India

Climate change will affect water supplies in south Asia, where high-intensity floods and droughts are expected in the future. Increasing water storage is a key adaptation strategy, and the experience of irrigation tanks illustrates both the potential and challenges of this adaptation response. Although there are over 2,08,000 tanks in …

Chasing a mirage: Water harvesting and artificial recharge in naturally water-scarce regions

The analysis presented in this paper shows that in water-scarce regions of India, run-off harvesting does not offer any potential for groundwater recharge or improving water supplies at the basin scale. The issues are many: (1) Water harvesting in the

Issues related to technology, equity, sustainability and state policy

Society for Promotion of Wastelands Development (SPWD) has been working in the Rayalseema reion of Andhra Pradesh since the mid 1990s on restoration of Panchayati Raj tanks. Around 40 tanks have been restored in the region by SPWD in collaboration with local Non Government Organizations (NGOs), through formation of representative …

Quantification of percolation from percolation tank

Uncertainty in the occurrence of rainfall with respect to time and quantity is a major contraint to agricultural production in rainfed areas. To alleviate the constraint, groundwater is pumped at an unsustainable rate causing continuous water table decline. Groundwater recharge by the rainwater and runoff harvested in percolation tanks can …

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