Kaithal vs Thiruvananthapuram
Side-by-side air quality comparison between Kaithal 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 | Kaithal | Thiruvananthapuram |
|---|---|---|
| PM2.5(µg/m³) | 75.70 | 5.50 |
| PM10(µg/m³) | 424.70 | 9.70 |
| NO₂(µg/m³) | 0.10 | 1.20 |
| SO₂(µg/m³) | 8.10 | 0.50 |
| O₃(µg/m³) | 184.00 | 53.00 |
| CO(µg/m³) | 295.00 | 98.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kaithal averaged an AQI of 126 while Thiruvananthapuram averaged 56 — a 70-point (125%) gap, with Kaithal the more polluted and Thiruvananthapuram the cleaner of the two. On 1650 days when both cities reported, Thiruvananthapuram was cleaner on 1386 of them; the average daily gap was 78 AQI points.
Seasonality & days
Kaithal peaks in November, while Thiruvananthapuram peaks in January. Kaithal logged 0.7% Severe days and 41.400000000000006% Good-or-Satisfactory days; Thiruvananthapuram was 0% Severe and 92% Good-or-Satisfactory. Longest clean-air streaks: Kaithal 39 days, Thiruvananthapuram 172 days.
Year-over-year progress
Kaithal has improved by 8 AQI points (6%) from 2019 to 2024; Thiruvananthapuram has improved by 11 AQI points (16.4%) over the same window. The worst recorded day for Kaithal reached AQI 467 at Rishi Nagar (HSPCB) on 2019-11-03; Thiruvananthapuram hit AQI 387 at Plammoodu Thiruvananthapuram (PCB) on 2021-08-30.
Station-level disparity
Kaithal spans 1 CPCB stations with a 0-point spread (min 136, max 136); 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 Kaithal's 393. That's a significant difference of 383 points.