Hisar vs Prayagraj
Side-by-side air quality comparison between Hisar 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 | Hisar | Prayagraj |
|---|---|---|
| PM2.5(µg/m³) | 75.70 | 61.00 |
| PM10(µg/m³) | 224.40 | 73.80 |
| NO₂(µg/m³) | 34.70 | 45.90 |
| SO₂(µg/m³) | 8.30 | 15.60 |
| O₃(µg/m³) | 43.00 | 36.00 |
| CO(µg/m³) | 508.00 | 240.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Hisar averaged an AQI of 136 while Prayagraj averaged 80 — a 56-point (70%) gap, with Hisar the more polluted and Prayagraj the cleaner of the two. On 822 days when both cities reported, Prayagraj was cleaner on 612 of them; the average daily gap was 57 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Hisar logged 1.6% Severe days and 29.700000000000003% Good-or-Satisfactory days; Prayagraj was 0.2% Severe and 48% Good-or-Satisfactory. Longest clean-air streaks: Hisar 34 days, Prayagraj 69 days.
Year-over-year progress
Hisar has improved by 39 AQI points (22.3%) from 2019 to 2024; Prayagraj has improved by 42 AQI points (34.4%) over the same window. The worst recorded day for Hisar reached AQI 490 at Urban Estate-II (HSPCB) on 2019-11-02; Prayagraj hit AQI 416 at Nagar Nigam (UPPCB) on 2021-11-08.
Station-level disparity
Hisar spans 1 CPCB stations with a 0-point spread (min 168, max 168); Prayagraj spans 3 stations with a 9-point spread (min 96, max 105).
Verdict
🏆 Prayagraj has better air quality with an AQI of 104 compared to Hisar's 183. That's a significant difference of 79 points.