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Firozabad vs Hassan

Side-by-side air quality comparison between Firozabad and Hassan.

Cleaner right now: Hassan (135-pt gap)Historical head-to-head: Hassan cleaner 499/653 daysYoY 20212024: Firozabad -49% · Hassan -6.2%

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

Firozabad

Uttar Pradesh, India

Moderate

PM2.5: 61.0 µg/m³

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VS
🏆 Cleaner

Hassan

Karnataka, India

Good

PM2.5: 2.6 µg/m³

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Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)
PollutantFirozabadHassan
PM2.5(µg/m³)61.002.60
PM10(µg/m³)158.303.70
NO₂(µg/m³)28.105.10
SO₂(µg/m³)7.900.50
O₃(µg/m³)44.0034.00
CO(µg/m³)514.00117.00

CPCB Multi-Year History (2016–2024)

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Summary

Overview

In 2024, Firozabad averaged an AQI of 73 while Hassan averaged 60 — a 13-point (22%) gap, with Firozabad the more polluted and Hassan the cleaner of the two. On 653 days when both cities reported, Hassan was cleaner on 499 of them; the average daily gap was 62 AQI points.

Seasonality & days

Firozabad peaks in January, while Hassan peaks in March. Firozabad logged 0.6% Severe days and 56.6% Good-or-Satisfactory days; Hassan was 0% Severe and 92.5% Good-or-Satisfactory. Longest clean-air streaks: Firozabad 68 days, Hassan 51 days.

Year-over-year progress

Firozabad has improved by 70 AQI points (49%) from 2021 to 2024; Hassan has improved by 4 AQI points (6.2%) over the same window. The worst recorded day for Firozabad reached AQI 489 at Nagla Bhau (UPPCB) on 2021-11-09; Hassan hit AQI 212 at BKatihalli (KSPCB) on 2024-05-11.

Station-level disparity

Firozabad spans 2 CPCB stations with a 19-point spread (min 88, max 107); Hassan spans 1 stations with a 0-point spread (min 63, max 63).

Verdict

🏆 Hassan has better air quality with an AQI of 4 compared to Firozabad's 139. That's a significant difference of 135 points.

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