Kashmir’s Water Security Needs Recharging |
Expectations of high and sustained snowfall during the preceding winter season were largely unmet across the Kashmir region. The winter remained predominantly dry during Chillai Kalan (the severe winter period) until 23 January, with snowfall events being small, irregular, and spatially uneven. Towards the end of Chillai Kalan, an episode of uneven heavy snowfall resulted in substantial accumulation exceeding 2-3 feet on the Pir Panjal side, while the Greater Himalayan side received considerably lower amounts. The central plains of the Kashmir valley experienced negligible or no snowfall and accumulation at all. Subsequent snowfall events later in the season also remained below normal. Consequently, overall snow accumulation across the region was critically low, consistent with broader trends observed across the Himalaya. Moreover, a limited snowmelt produced only a short-term increase in river flows, while the overall River and stream discharge remained persistently low. So, this pattern raises concerns over long-term water availability, as supplies are likely to fall short of seasonal demand, posing serious challenges for agriculture and water resource management in the coming months.
At the same time, exceptionally warm conditions recorded across Jammu, Kashmir, and Ladakh reflect clear signals of climate change-induced warming. Record-high temperatures, with departures approaching +10 °C from long-term averages and widespread positive anomalies across elevations, indicate that this warming is regional and systemic rather than driven by localized or short-lived weather events. The persistence of above-normal temperatures from the Jammu plains to the high-altitude, cold-arid regions of Kashmir and Ladakh region points to a rising baseline temperature across the entire region. Such early-season and winter warming aligns with long-term Himalayan trends, including amplified winter warming, declining snow accumulation, earlier snowmelt onset, and increasing temperature extremes.
As a result, glacier ice may also be exposed earlier than usual, triggering premature melting and short-lived increases in river flows particularly during March and April/May. While this may provide temporary water availability, but, it will reduce the meltwater contribution during peak summer months, when irrigation, drinking water, and ecosystem demands are highest. These changes are already evident across the Regions Mountains and Valleys through early flowering, declining stream flows, and rapid loss of mountain snow cover etc. If current trends persist, pressures on water security and climate resilience in the region are expected to intensify significantly in the coming months.
Climate change and water security
Climate change impacts are rapidly reshaping Kashmir’s hydrological and water security system. Rising temperatures are accelerating glacier melt, shortening snow-cover duration, degrading permafrost, changing the forms of precipitation from snow to rain, altering streamflow regimes, and disrupting natural groundwater recharge processes. Glaciers that once acted as natural reservoirs are now producing short-lived spring meltwater peaks instead of sustained seasonal flows, a shift that is expected to significantly reduce glacier-fed stream discharge in the future. At the same time, erratic precipitation patterns, declining snowfall and recurrent snow-droughts have significantly reduced groundwater recharge, leading to drying of springs, falling water tables, and increasing seasonal water stress across the valley. With reduced snowfall and earlier, faster melting, recharge periods have also shortened considerably, causing many perennial springs to become seasonal or dry up entirely which is clear evidence of subsurface hydrological stress. In contrast, groundwater demand continues to increase, driven by irrigation requirements, domestic use, and expanding urbanization, with demand rising sharply during the early growing season. Without adequate recharge, this trend poses serious risks of long-term aquifer depletion, land subsidence, deterioration of both water quality and quantity and threaten fragile ecosystems. Consequently, a planned and scientifically guided groundwater recharge has become essential.
Nonetheless, the water security can also be enhanced by reducing losses from rapid surface runoff generated during rainfall and snowfall events. Jammu and Kashmir receives about ~1,000–1,300 mm of annual precipitation, ranging from 600–1,100 mm in the Kashmir valley and 1,100–1,300 mm in the Jammu region, while the Ladakh region receives only 100–300 mm, mostly as snow. Capturing rainfall and snowmelt that would otherwise be lost as surface runoff and directing it toward groundwater recharge is crucial for conserving water resources and improving long-term water security
Recharge-based solutions for water security
In this context, approaches such as infiltration basins, injection wells, percolation trenches, check dams, percolation tanks, floodwater spreading, rainwater harvesting systems, and recharge shafts provide practical, climate-resilient solutions for capturing surplus surface water and enhancing subsurface storage. Recharge shafts are particularly well suited to the geological setting of the Kashmir valley, which is underlain by thick alluvial and glacio-fluvial deposits of permeable sand and gravel with high groundwater storage potential. These vertical structures transfer surface water directly into deeper aquifers, bypassing low-permeability soil layers and making them more effective than shallow pits or trenches.
The valley experiences several short-duration but intense runoff events generated by rainfall, snow and glacier melt etc. Recharge shafts can intercept this surplus water from streams, nallahs, and flood channels and store it underground for use during lean periods. When integrated with ponds, settling tanks, check dams, and flood channels, they may help attenuate flood peaks, enhance groundwater levels, and sustain spring discharge and river base flows. Sediment-laden rain/or meltwater can be pre-treated through settling basins to protect aquifers and improve efficiency. However, sustainable water security also requires strong institutional coordination and inclusive governance. Improved inter-agency collaboration, data sharing, joint planning, and community participation are essential to ensure effective implementation, long-term maintenance, and alignment with local needs.
Water-resource recharge strategies, when tailored to site-specific geological and hydrological conditions, can play a critical role in securing the region’s water future. Integrating scientifically designed recharge shafts into regional water planning and climate-adaptation frameworks helps protect groundwater, revive springs, sustain stream base flows and enhance resilience in a warming environment. Implemented with expert guidance, these measures can support irrigation, reduce pressure on rivers, minimize evaporation losses, and improve water availability during drought and snow-deficit years. Subsurface storage further protects water from pollution and temperature extremes. Overall, institutional strengthening combined with science-based recharge interventions offers a sustainable pathway to long-term water security.
Dr. Riyaz Ahmad Mir, Former Sr. Geologist- GSI, Scientist-In-Charge, National Institute of Hydrology, Western Himalayan Regional Centre, Jammu, J&K.