Asansol vs Nayāgarh
Side-by-side air quality comparison between Asansol and Nayāgarh.
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 | Nayāgarh |
|---|---|---|
| PM2.5(µg/m³) | 89.60 | 52.50 |
| PM10(µg/m³) | 95.50 | 56.30 |
| NO₂(µg/m³) | 48.70 | 15.20 |
| SO₂(µg/m³) | 82.10 | 7.00 |
| O₃(µg/m³) | 39.00 | 56.00 |
| CO(µg/m³) | 708.00 | 452.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Asansol averaged an AQI of 145 while Nayāgarh averaged 98 — a 47-point (48%) gap, with Asansol the more polluted and Nayāgarh the cleaner of the two. On 322 days when both cities reported, Nayāgarh was cleaner on 280 of them; the average daily gap was 94 AQI points.
Seasonality & days
Asansol peaks in December, while Nayāgarh peaks in April. Asansol logged 0% Severe days and 43.3% Good-or-Satisfactory days; Nayāgarh was 0% Severe and 47.400000000000006% Good-or-Satisfactory. Longest clean-air streaks: Asansol 44 days, Nayāgarh 52 days.
Year-over-year progress
Asansol has worsened by 12 AQI points (9%) from 2018 to 2024; Nayāgarh has improved by 48 AQI points (32.9%) over the same window. The worst recorded day for Asansol reached AQI 394 at Court Area (WBPCB) on 2022-12-13; Nayāgarh hit AQI 336 at Dabuna (OSPCB) on 2023-03-13.
Station-level disparity
Asansol spans 4 CPCB stations with a 40-point spread (min 123, max 163); Nayāgarh spans 1 stations with a 0-point spread (min 116, max 116).
Verdict
🏆 Nayāgarh has better air quality with an AQI of 88 compared to Asansol's 199. That's a significant difference of 111 points.