Nārnaul vs Tirupati
Side-by-side air quality comparison between Nārnaul and Tirupati.
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 | Nārnaul | Tirupati |
|---|---|---|
| PM2.5(µg/m³) | 45.80 | 9.00 |
| PM10(µg/m³) | 120.10 | 10.10 |
| NO₂(µg/m³) | 21.00 | 10.20 |
| SO₂(µg/m³) | 7.10 | 2.50 |
| O₃(µg/m³) | 63.00 | 53.00 |
| CO(µg/m³) | 386.00 | 153.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Nārnaul averaged an AQI of 94 while Tirupati averaged 75 — a 19-point (25%) gap, with Nārnaul the more polluted and Tirupati the cleaner of the two. On 436 days when both cities reported, Tirupati was cleaner on 333 of them; the average daily gap was 73 AQI points.
Seasonality & days
Nārnaul peaks in November, while Tirupati peaks in April. Nārnaul logged 0.1% Severe days and 40.8% Good-or-Satisfactory days; Tirupati was 0% Severe and 84% Good-or-Satisfactory. Longest clean-air streaks: Nārnaul 63 days, Tirupati 36 days.
Year-over-year progress
Nārnaul has improved by 37 AQI points (28.2%) from 2019 to 2024; Tirupati has improved by 20 AQI points (21.1%) over the same window. The worst recorded day for Nārnaul reached AQI 435 at Shastri Nagar (HSPCB) on 2023-11-16; Tirupati hit AQI 263 at Vaikuntapuram (APPCB) on 2022-11-16.
Station-level disparity
Nārnaul spans 1 CPCB stations with a 0-point spread (min 130, max 130); Tirupati spans 1 stations with a 0-point spread (min 75, max 75).
Verdict
🏆 Tirupati has better air quality with an AQI of 15 compared to Nārnaul's 114. That's a significant difference of 99 points.