Bhilai vs Ooty
Side-by-side air quality comparison between Bhilai and Ooty.
Live AQI from Open-Meteo CAMS (~45 km global model, updated hourly). Multi-year history from CPCB station data via aqinow.co pipeline (2016–2024, station-level daily records).
AQI Comparison
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bhilai averaged an AQI of 73 while Ooty averaged 58 — a 15-point (26%) gap, with Bhilai the more polluted and Ooty the cleaner of the two. On 508 days when both cities reported, Ooty was cleaner on 360 of them; the average daily gap was 41 AQI points.
Seasonality & days
Bhilai peaks in November, while Ooty peaks in May. Bhilai logged 0% Severe days and 71.6% Good-or-Satisfactory days; Ooty was 0% Severe and 94.2% Good-or-Satisfactory. Longest clean-air streaks: Bhilai 119 days, Ooty 22 days.
Year-over-year progress
Bhilai has worsened by 8 AQI points (12.3%) from 2021 to 2024; Ooty is essentially flat over the same window. The worst recorded day for Bhilai reached AQI 288 at Hathkhoj (CECB) on 2023-12-26; Ooty hit AQI 164 at Bombay Castel (TNPCB) on 2024-12-17.
Station-level disparity
Bhilai spans 3 CPCB stations with a 25-point spread (min 59, max 84); Ooty spans 1 stations with a 0-point spread (min 59, max 59).