Anantapur vs Katihar
Side-by-side air quality comparison between Anantapur and Katihar.
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 | Anantapur | Katihar |
|---|---|---|
| PM2.5(µg/m³) | 5.00 | 109.20 |
| PM10(µg/m³) | 6.90 | 114.30 |
| NO₂(µg/m³) | 6.70 | 31.10 |
| SO₂(µg/m³) | 1.20 | 18.30 |
| O₃(µg/m³) | 42.00 | 43.00 |
| CO(µg/m³) | 163.00 | 770.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Anantapur averaged an AQI of 69 while Katihar averaged 123 — a 54-point (78%) gap, with Katihar the more polluted and Anantapur the cleaner of the two. On 607 days when both cities reported, Anantapur was cleaner on 536 of them; the average daily gap was 124 AQI points.
Seasonality & days
Anantapur peaks in February, while Katihar peaks in December. Anantapur logged 0% Severe days and 90.8% Good-or-Satisfactory days; Katihar was 3.1% Severe and 26.9% Good-or-Satisfactory. Longest clean-air streaks: Anantapur 32 days, Katihar 19 days.
Year-over-year progress
Anantapur has improved by 1 AQI points (1.4%) from 2022 to 2024; Katihar has improved by 188 AQI points (60.5%) over the same window. The worst recorded day for Anantapur reached AQI 191 at Gulzarpet (APPCB) on 2022-10-25; Katihar hit AQI 465 at Mirchaibari (BSPCB) on 2023-01-23.
Station-level disparity
Anantapur spans 1 CPCB stations with a 0-point spread (min 68, max 68); Katihar spans 1 stations with a 0-point spread (min 185, max 185).
Verdict
🏆 Anantapur has better air quality with an AQI of 8 compared to Katihar's 264. That's a significant difference of 256 points.