Koppal vs Nalbāri
Side-by-side air quality comparison between Koppal and Nalbāri.
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 | Koppal | Nalbāri |
|---|---|---|
| CO(ppb) | 911.72 | 378.00 |
| NO2(ppb) | 14.03 | 1.20 |
| O3(ppb) | 12.86 | 170.00 |
| PM10(µg/m³) | 27.74 | 52.50 |
| PM2.5(µg/m³) | 14.42 | 45.10 |
| SO2(ppb) | 12.99 | 7.80 |
| NH3(ppb) | 10.70 | — |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Koppal averaged an AQI of 65 while Nalbāri averaged 129 — a 64-point (98%) gap, with Nalbāri the more polluted and Koppal the cleaner of the two. On 531 days when both cities reported, Koppal was cleaner on 452 of them; the average daily gap was 79 AQI points.
Seasonality & days
Koppal peaks in February, while Nalbāri peaks in January. Koppal logged 0% Severe days and 85.5% Good-or-Satisfactory days; Nalbāri was 0% Severe and 41% Good-or-Satisfactory. Longest clean-air streaks: Koppal 47 days, Nalbāri 18 days.
Year-over-year progress
Koppal has improved by 31 AQI points (32.3%) from 2020 to 2024; Nalbāri has improved by 72 AQI points (35.8%) over the same window. The worst recorded day for Koppal reached AQI 384 at Diwator Nagar (KSPCB) on 2023-02-16; Nalbāri hit AQI 384 at Bata Chowk (PCBA) on 2024-01-08.
Station-level disparity
Koppal spans 1 CPCB stations with a 0-point spread (min 70, max 70); Nalbāri spans 1 stations with a 0-point spread (min 141, max 141).
Verdict
🏆 Koppal has better air quality with an AQI of 28 compared to Nalbāri's 76.