Science, Discovery, Tech and Environment · 11 January 2026

Puri (Odisha) becomes first Indian city to deliver BIS-grade tap water safe for direct drinking

Exam-focused facts from the 11 January 2026 current affairs briefing.

Key facts

  • Puri is the only Indian city where residents can drink tap water straight without side effects.
  • Water meets every Bureau of Indian Standards limit, certified by BIS.
  • Multi-stage treatment train: sedimentation, filtration, ozonation, chlorination plus real-time sensor monitoring.
  • Mission name: Drink from Tap (DFT).
  • State plans to extend DFT to Bhubaneswar and Cuttack.