Prayagraj vs Sangli
Side-by-side air quality comparison between Prayagraj and Sangli.
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 | Prayagraj | Sangli |
|---|---|---|
| PM2.5(µg/m³) | 61.00 | 13.60 |
| PM10(µg/m³) | 73.80 | 24.30 |
| NO₂(µg/m³) | 45.90 | 7.90 |
| SO₂(µg/m³) | 15.60 | 3.30 |
| O₃(µg/m³) | 36.00 | 37.00 |
| CO(µg/m³) | 240.00 | 126.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Prayagraj averaged an AQI of 80 while Sangli averaged 85 — a 5-point (6%) gap, with Sangli the more polluted and Prayagraj the cleaner of the two. On 328 days when both cities reported, Sangli was cleaner on 220 of them; the average daily gap was 33 AQI points.
Seasonality & days
Prayagraj peaks in November, while Sangli peaks in February. Prayagraj logged 0.2% Severe days and 48% Good-or-Satisfactory days; Sangli was 0% Severe and 67.3% Good-or-Satisfactory. Longest clean-air streaks: Prayagraj 69 days, Sangli 116 days.
Year-over-year progress
Prayagraj has improved by 42 AQI points (34.4%) from 2021 to 2024; Sangli has worsened by 17 AQI points (25%) over the same window. The worst recorded day for Prayagraj reached AQI 416 at Nagar Nigam (UPPCB) on 2021-11-08; Sangli hit AQI 254 at Vijay Nagar (MPCB) on 2024-09-24.
Station-level disparity
Prayagraj spans 3 CPCB stations with a 9-point spread (min 96, max 105); Sangli spans 1 stations with a 0-point spread (min 79, max 79).
Verdict
🏆 Sangli has better air quality with an AQI of 24 compared to Prayagraj's 104. That's a significant difference of 80 points.