Angul vs Thiruvananthapuram
Side-by-side air quality comparison between Angul and Thiruvananthapuram.
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 | Angul | Thiruvananthapuram |
|---|---|---|
| PM2.5(µg/m³) | 66.60 | 5.50 |
| PM10(µg/m³) | 72.90 | 10.00 |
| NO₂(µg/m³) | 20.10 | 1.60 |
| SO₂(µg/m³) | 10.00 | 0.40 |
| O₃(µg/m³) | 60.00 | 38.00 |
| CO(µg/m³) | 618.00 | 117.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Angul averaged an AQI of 149 while Thiruvananthapuram averaged 56 — a 93-point (166%) gap, with Angul the more polluted and Thiruvananthapuram the cleaner of the two. On 340 days when both cities reported, Thiruvananthapuram was cleaner on 297 of them; the average daily gap was 82 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Angul logged 0% Severe days and 32.1% Good-or-Satisfactory days; Thiruvananthapuram was 0% Severe and 92% Good-or-Satisfactory. Longest clean-air streaks: Angul 23 days, Thiruvananthapuram 172 days.
Year-over-year progress
Angul has improved by 89 AQI points (37.4%) from 2023 to 2024; Thiruvananthapuram has improved by 11 AQI points (16.4%) over the same window. The worst recorded day for Angul reached AQI 370 at Hakimapada (OSPCB) on 2024-01-29; Thiruvananthapuram hit AQI 387 at Plammoodu Thiruvananthapuram (PCB) on 2021-08-30.
Station-level disparity
Angul spans 1 CPCB stations with a 0-point spread (min 163, max 163); Thiruvananthapuram spans 2 stations with a 7-point spread (min 57, max 64).
Verdict
🏆 Thiruvananthapuram has better air quality with an AQI of 10 compared to Angul's 123. That's a significant difference of 113 points.