Skip to content

Hassan vs Rajgir

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

Cleaner right now: Hassan (135-pt gap)Historical head-to-head: Hassan cleaner 547/626 daysYoY 20212024: Hassan -6.2% · Rajgir -56%

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

🏆 Cleaner

Hassan

Karnataka, India

Good

PM2.5: 2.8 µg/m³

View full AQI →
VS

Rajgir

Bihar, India

Moderate

PM2.5: 71.9 µg/m³

View full AQI →
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)
PollutantHassanRajgir
PM2.5(µg/m³)2.8071.90
PM10(µg/m³)4.3079.40
NO₂(µg/m³)3.6027.20
SO₂(µg/m³)0.7014.60
O₃(µg/m³)40.0064.00
CO(µg/m³)121.00304.00

CPCB Multi-Year History (2016–2024)

Loading historical data…

Summary

Overview

In 2024, Hassan averaged an AQI of 60 while Rajgir averaged 124 — a 64-point (107%) gap, with Rajgir the more polluted and Hassan the cleaner of the two. On 626 days when both cities reported, Hassan was cleaner on 547 of them; the average daily gap was 99 AQI points.

Seasonality & days

Hassan peaks in March, while Rajgir peaks in January. Hassan logged 0% Severe days and 92.5% Good-or-Satisfactory days; Rajgir was 0.6% Severe and 37.9% Good-or-Satisfactory. Longest clean-air streaks: Hassan 51 days, Rajgir 26 days.

Year-over-year progress

Hassan has improved by 4 AQI points (6.2%) from 2021 to 2024; Rajgir has improved by 158 AQI points (56%) over the same window. The worst recorded day for Hassan reached AQI 212 at BKatihalli (KSPCB) on 2024-05-11; Rajgir hit AQI 461 at Dangi Tola (BSPCB) on 2022-12-31.

Station-level disparity

Hassan spans 1 CPCB stations with a 0-point spread (min 63, max 63); Rajgir spans 1 stations with a 0-point spread (min 154, max 154).

Verdict

🏆 Hassan has better air quality with an AQI of 5 compared to Rajgir's 140. That's a significant difference of 135 points.

Popular Comparisons