What is the air quality trend in Tarkwa?

Over the past 8 days, Tarkwa had an average AQI of 79 based on station measurements. The worst day was 2026-07-17 with AQI 95.

How is Tarkwa air quality measured?

Air quality in Tarkwa is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Tarkwa, Ghana

Name: Tarkwa Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Tarkwa, Ghana.

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

158h

PM2.5 Station

158h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	65	54–83	18.8 µg/m³	8h	1
2026-07-21	80	55–120	25.8 µg/m³	23h	1
2026-07-20	92	53–164	31.9 µg/m³	22h	1
2026-07-19	86	45–155	28.4 µg/m³	23h	1
2026-07-18	73	53–104	22.6 µg/m³	23h	1
2026-07-17	95	68–151	32.5 µg/m³	24h	1
2026-07-16	79	61–135	25.2 µg/m³	22h	1
2026-07-15	67	57–87	19.6 µg/m³	13h	1

Back to Tarkwa Air Quality