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Kota vs Samastipur

Side-by-side air quality comparison between Kota and Samastipur.

Cleaner right now: Kota (257-pt gap)Historical head-to-head: Kota cleaner 291/480 daysYoY 20172024: Kota -25.6% · Samastipur -38.5%

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

Kota

Rajasthan, India

Good

PM2.5: 23.3 µg/m³

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VS

Samastipur

Bihar, India

Poor

PM2.5: 118.7 µg/m³

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Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)
PollutantKotaSamastipur
PM2.5(µg/m³)23.30118.70
PM10(µg/m³)36.10131.30
NO₂(µg/m³)6.1048.30
SO₂(µg/m³)7.5020.10
O₃(µg/m³)62.0057.00
CO(µg/m³)191.00732.00

CPCB Multi-Year History (2016–2024)

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Summary

Overview

In 2024, Kota averaged an AQI of 131 while Samastipur averaged 134 — a 3-point (2%) gap, with Samastipur the more polluted and Kota the cleaner of the two. On 480 days when both cities reported, Kota was cleaner on 291 of them; the average daily gap was 77 AQI points.

Seasonality & days

Kota peaks in November, while Samastipur peaks in January. Kota logged 0% Severe days and 40.599999999999994% Good-or-Satisfactory days; Samastipur was 1.4% Severe and 23.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Kota 89 days, Samastipur 9 days.

Year-over-year progress

Kota has improved by 45 AQI points (25.6%) from 2017 to 2024; Samastipur has improved by 84 AQI points (38.5%) over the same window. The worst recorded day for Kota reached AQI 375 at Shrinath Puram (RSPCB) on 2021-11-14; Samastipur hit AQI 459 at DM Office Kasipur (BSPCB) on 2023-01-01.

Station-level disparity

Kota spans 3 CPCB stations with a 9-point spread (min 121, max 130); Samastipur spans 1 stations with a 0-point spread (min 177, max 177).

Verdict

🏆 Kota has better air quality with an AQI of 39 compared to Samastipur's 296. That's a significant difference of 257 points.

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