Asansol vs Maihar
Side-by-side air quality comparison between Asansol and Maihar.
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
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Asansol | Maihar |
|---|---|---|
| PM2.5(µg/m³) | 89.60 | 34.00 |
| PM10(µg/m³) | 95.50 | 52.90 |
| NO₂(µg/m³) | 48.70 | 22.80 |
| SO₂(µg/m³) | 82.10 | 9.90 |
| O₃(µg/m³) | 39.00 | 46.00 |
| CO(µg/m³) | 708.00 | 334.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Asansol averaged an AQI of 145 while Maihar averaged 59 — a 86-point (146%) gap, with Asansol the more polluted and Maihar the cleaner of the two. On 1147 days when both cities reported, Maihar was cleaner on 987 of them; the average daily gap was 88 AQI points.
Seasonality & days
Both cities see their worst air in December on average. Asansol logged 0% Severe days and 43.3% Good-or-Satisfactory days; Maihar was 0% Severe and 94.4% Good-or-Satisfactory. Longest clean-air streaks: Asansol 44 days, Maihar 72 days.
Year-over-year progress
Asansol has worsened by 12 AQI points (9%) from 2018 to 2024; Maihar has improved by 9 AQI points (13.2%) over the same window. The worst recorded day for Asansol reached AQI 394 at Court Area (WBPCB) on 2022-12-13; Maihar hit AQI 262 at Sahilara Maihar (Cements) on 2022-08-25.
Station-level disparity
Asansol spans 4 CPCB stations with a 40-point spread (min 123, max 163); Maihar spans 1 stations with a 0-point spread (min 56, max 56).
Verdict
🏆 Maihar has better air quality with an AQI of 58 compared to Asansol's 199. That's a significant difference of 141 points.