Bilaspur vs Prayagraj
Side-by-side air quality comparison between Bilaspur and Prayagraj.
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 | Bilaspur | Prayagraj |
|---|---|---|
| PM2.5(µg/m³) | 38.80 | 61.00 |
| PM10(µg/m³) | 47.40 | 73.80 |
| NO₂(µg/m³) | 22.60 | 45.90 |
| SO₂(µg/m³) | 15.90 | 15.60 |
| O₃(µg/m³) | 56.00 | 36.00 |
| CO(µg/m³) | 481.00 | 240.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bilaspur averaged an AQI of 61 while Prayagraj averaged 80 — a 19-point (31%) gap, with Prayagraj the more polluted and Bilaspur the cleaner of the two. On 762 days when both cities reported, Bilaspur was cleaner on 682 of them; the average daily gap was 61 AQI points.
Seasonality & days
Bilaspur peaks in December, while Prayagraj peaks in November. Bilaspur logged 0% Severe days and 88% Good-or-Satisfactory days; Prayagraj was 0.2% Severe and 48% Good-or-Satisfactory. Longest clean-air streaks: Bilaspur 66 days, Prayagraj 69 days.
Year-over-year progress
Bilaspur has improved by 22 AQI points (26.5%) from 2021 to 2024; Prayagraj has improved by 42 AQI points (34.4%) over the same window. The worst recorded day for Bilaspur reached AQI 259 at Mangala (NTPC) on 2023-03-09; Prayagraj hit AQI 416 at Nagar Nigam (UPPCB) on 2021-11-08.
Station-level disparity
Bilaspur spans 1 CPCB stations with a 0-point spread (min 69, max 69); Prayagraj spans 3 stations with a 9-point spread (min 96, max 105).
Verdict
🏆 Bilaspur has better air quality with an AQI of 65 compared to Prayagraj's 104.