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Yamuna Chokes: Delhi's Wettest April Fails to Clean River
12 May
Summary
- Despite heavy April rains, Delhi's Yamuna River remains highly polluted.
- Dissolved oxygen levels are critically low, threatening aquatic life.
- Pollution, including faecal coliform, far exceeds safe limits.
Delhi's Yamuna River faces a worsening pollution crisis, with recent data indicating severe contamination despite abundant rainfall in April 2026. While the entry point at Palla shows comparatively better water quality, the river quickly deteriorates as it flows deeper into the capital.
Significant stretches of the Yamuna within Delhi exhibit critically low dissolved oxygen (DO) levels, with some recording 'NIL' DO, rendering them inhospitable for aquatic life. Biological Oxygen Demand (BOD) and faecal coliform levels also vastly exceed safety standards, pointing to substantial sewage and industrial contamination.
Efforts to clean the Yamuna over the years have shown little visible improvement, with inadequate sewage treatment and drainage management cited as persistent issues. Experts emphasize the need for expanded sewage treatment infrastructure, better drain management, and stricter industrial discharge monitoring to restore the river's ecological health.
