Muhammad Tayyab
Print & Broadcast Journalist
Rainfall and Ruin: Pakistan’s Struggle Against Urban Flooding
These repeated flood episodes underscore the consequences of decades of mismanagement and underinvestment
Over the past five years, urban flooding has become an increasingly frequent and destructive challenge for Pakistan’s major cities. From sudden cloudbursts to prolonged monsoon deluges, the damage has exposed serious flaws in urban planning, drainage infrastructure, and emergency response systems. In July 2021, a powerful cloudburst in Islamabad swamped sectors E-11 and F-10, tragically claiming lives and leaving roads and buildings under water. This event was not an isolated incident but rather an early warning of what lay ahead. The following year, in 2022, the country experienced one of the most devastating monsoon seasons in recent memory. Torrential rains and melting glaciers submerged vast swathes of Sindh, Balochistan, southern Punjab, and other regions, disrupting life for over 30 million people. Karachi in particular faced extensive urban flooding, with entire neighborhoods submerged, transportation crippled, and dozens of lives lost to electrocution and structural collapses.
The years since have seen a pattern of unpredictable rainfall and repeated urban disruptions. In 2023, while no single flood stood out nationally, localized disasters—such as the Sutlej River spillover in Pakpattan highlighted the growing risks posed by changing weather patterns. The trend continued into early 2024 when unusually heavy winter rainfall struck Sindh and adjoining provinces. Once again, Karachi was hit hard, with key areas such as II Chundrigar Road and Clifton left underwater. By June 2025, another flash flood paralyzed the city after over 100 millimeters of rain fell in just a few hours, overwhelming already strained drainage systems. Roads turned into rivers, vehicles were stranded, and at least two people lost their lives to electrocution. Each incident was followed by emergency meetings, yet long-term solutions remained elusive due to fragmented governance, delayed funding, and poor coordination among city authorities.
These repeated flood episodes underscore the consequences of decades of mismanagement and underinvestment. Many urban drainage systems are out dated, poorly maintained, or simply inadequate for the volume of water modern monsoons bring. In Karachi alone, hundreds of storm water drains are routinely clogged, especially when funding for cleaning arrives late often after the rains have already begun. The blending of sewer and drainage lines leads to backflow and contamination, creating both public health risks and infrastructural failure. Construction over natural waterways and storm drains has further reduced the cities’ ability to manage excess rain. The resulting damage is not limited to property and infrastructure it also disrupts industrial activity, affects livelihoods, and deepens public frustration with the slow pace of reform and prevention.
Despite the grim pattern, some local projects suggest a way forward. In Lahore, a pilot rainwater harvesting system installed near Bagh-e-Jinnah successfully captured millions of litres of rain, helping prevent local flooding while replenishing groundwater. In Karachi, efforts like the Clifton Urban Forest where hundreds of thousands of trees have been planted using modern techniques offer an environmentally sound approach to managing excess rainfall. Experts have also floated the idea of tunnel-based sewer systems modelled after global cities like London and Singapore. To break the flood cycle, Pakistan must move beyond reactive responses. This means year-round maintenance of drainage, better waste management, strict enforcement against encroachments, and public awareness campaigns well ahead of the monsoon season. The tools and ideas are already on the table. What’s needed now is the political will, administrative focus, and financial commitment to protect the country’s urban future from sinking under the next heavy downpour.