Korba vs Nalbāri
Side-by-side air quality comparison between Korba and Nalbāri.
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, Korba averaged an AQI of 67 while Nalbāri averaged 129 — a 62-point (93%) gap, with Nalbāri the more polluted and Korba the cleaner of the two. On 617 days when both cities reported, Korba was cleaner on 469 of them; the average daily gap was 76 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Korba logged 0% Severe days and 78.8% Good-or-Satisfactory days; Nalbāri was 0% Severe and 41% Good-or-Satisfactory. Longest clean-air streaks: Korba 83 days, Nalbāri 18 days.
Year-over-year progress
Korba has improved by 19 AQI points (22.1%) from 2022 to 2024; Nalbāri has improved by 72 AQI points (35.8%) over the same window. The worst recorded day for Korba reached AQI 313 at Urja Nagar (CECB) on 2023-01-04; Nalbāri hit AQI 384 at Bata Chowk (PCBA) on 2024-01-08.
Station-level disparity
Korba spans 2 CPCB stations with a 13-point spread (min 62, max 75); Nalbāri spans 1 stations with a 0-point spread (min 141, max 141).