Skip to content

Gaya vs Sasaram

Side-by-side air quality comparison between Gaya and Sasaram.

Cleaner right now: Gaya (28-pt gap)Historical head-to-head: Sasaram cleaner 732/930 daysYoY 20162024: Gaya -44.7% · Sasaram -60.4%

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

🏆 Cleaner

Gaya

Bihar, India

Moderate

PM2.5: 61.2 µg/m³

View full AQI →
VS

Sasaram

Bihar, India

Moderate

PM2.5: 69.8 µg/m³

View full AQI →
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)
PollutantGayaSasaram
PM2.5(µg/m³)61.2069.80
PM10(µg/m³)73.8080.30
NO₂(µg/m³)16.6015.10
SO₂(µg/m³)13.2014.40
O₃(µg/m³)86.00101.00
CO(µg/m³)309.00627.00

CPCB Multi-Year History (2016–2024)

Loading historical data…

Summary

Overview

In 2024, Gaya averaged an AQI of 110 while Sasaram averaged 109 — a 1-point (1%) gap, with Gaya the more polluted and Sasaram the cleaner of the two. On 930 days when both cities reported, Sasaram was cleaner on 732 of them; the average daily gap was 65 AQI points.

Seasonality & days

Both cities see their worst air in January on average. Gaya logged 1.7% Severe days and 32% Good-or-Satisfactory days; Sasaram was 0.1% Severe and 37% Good-or-Satisfactory. Longest clean-air streaks: Gaya 52 days, Sasaram 27 days.

Year-over-year progress

Gaya has improved by 89 AQI points (44.7%) from 2016 to 2024; Sasaram has improved by 166 AQI points (60.4%) over the same window. The worst recorded day for Gaya reached AQI 500 at Collectorate (BSPCB) on 2016-10-15; Sasaram hit AQI 401 at Dada Peer (BSPCB) on 2021-11-28.

Station-level disparity

Gaya spans 3 CPCB stations with a 85-point spread (min 88, max 173); Sasaram spans 1 stations with a 0-point spread (min 148, max 148).

Verdict

🏆 Gaya has better air quality with an AQI of 105 compared to Sasaram's 133.

Popular Comparisons