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Bettiah vs Chittoor

Side-by-side air quality comparison between Bettiah and Chittoor.

Cleaner right now: Chittoor (241-pt gap)Historical head-to-head: Chittoor cleaner 354/408 daysYoY 20212024: Bettiah -36.5% · Chittoor +7%

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

Bettiah

Bihar, India

Poor

PM2.5: 105.0 µg/m³

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VS
🏆 Cleaner

Chittoor

Andhra Pradesh, India

Good

PM2.5: 6.1 µg/m³

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Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)
PollutantBettiahChittoor
PM2.5(µg/m³)105.006.10
PM10(µg/m³)116.607.70
NO₂(µg/m³)41.607.30
SO₂(µg/m³)13.003.10
O₃(µg/m³)55.0047.00
CO(µg/m³)1389.00212.00

CPCB Multi-Year History (2016–2024)

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Summary

Overview

In 2024, Bettiah averaged an AQI of 127 while Chittoor averaged 76 — a 51-point (67%) gap, with Bettiah the more polluted and Chittoor the cleaner of the two. On 408 days when both cities reported, Chittoor was cleaner on 354 of them; the average daily gap was 101 AQI points.

Seasonality & days

Bettiah peaks in November, while Chittoor peaks in October. Bettiah logged 3.2% Severe days and 32.3% Good-or-Satisfactory days; Chittoor was 0% Severe and 84.9% Good-or-Satisfactory. Longest clean-air streaks: Bettiah 20 days, Chittoor 37 days.

Year-over-year progress

Bettiah has improved by 73 AQI points (36.5%) from 2021 to 2024; Chittoor has worsened by 5 AQI points (7%) over the same window. The worst recorded day for Bettiah reached AQI 470 at Kamalnath Nagar (BSPCB) on 2023-01-01; Chittoor hit AQI 348 at Gangineni Cheruvu (APPCB) on 2023-11-13.

Station-level disparity

Bettiah spans 1 CPCB stations with a 0-point spread (min 173, max 173); Chittoor spans 1 stations with a 0-point spread (min 72, max 72).

Verdict

🏆 Chittoor has better air quality with an AQI of 10 compared to Bettiah's 251. That's a significant difference of 241 points.

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