Thiruvananthapuram vs Vijayawada
Side-by-side air quality comparison between Thiruvananthapuram and Vijayawada.
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 | Thiruvananthapuram | Vijayawada |
|---|---|---|
| PM2.5(µg/m³) | 5.30 | 17.90 |
| PM10(µg/m³) | 9.50 | 19.50 |
| NO₂(µg/m³) | 1.50 | 9.10 |
| SO₂(µg/m³) | 0.40 | 6.90 |
| O₃(µg/m³) | 38.00 | 75.00 |
| CO(µg/m³) | 102.00 | 264.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Thiruvananthapuram averaged an AQI of 56 while Vijayawada averaged 64 — a 8-point (14%) gap, with Vijayawada the more polluted and Thiruvananthapuram the cleaner of the two. On 894 days when both cities reported, Thiruvananthapuram was cleaner on 446 of them; the average daily gap was 23 AQI points.
Seasonality & days
Thiruvananthapuram peaks in January, while Vijayawada peaks in February. Thiruvananthapuram logged 0% Severe days and 92% Good-or-Satisfactory days; Vijayawada was 0.2% Severe and 86.8% Good-or-Satisfactory. Longest clean-air streaks: Thiruvananthapuram 172 days, Vijayawada 72 days.
Year-over-year progress
Thiruvananthapuram has improved by 11 AQI points (16.4%) from 2017 to 2024; Vijayawada has improved by 21 AQI points (24.7%) over the same window. The worst recorded day for Thiruvananthapuram reached AQI 387 at Plammoodu Thiruvananthapuram (PCB) on 2021-08-30; Vijayawada hit AQI 500 at Kanuru (APPCB) on 2023-04-04.
Station-level disparity
Thiruvananthapuram spans 2 CPCB stations with a 7-point spread (min 57, max 64); Vijayawada spans 5 stations with a 9-point spread (min 65, max 74).
Verdict
🏆 Thiruvananthapuram has better air quality with an AQI of 10 compared to Vijayawada's 30.