📊 Air Quality Analytics

7-day insights, trend analysis, and station comparisons
Total Readings
30132
all time
Active Stations
30
monitoring sites
Avg AQI (7d)
66
network average
Peak AQI (7d)
500
highest recorded
WHO Exceedances
7/7
days PM2.5 > 15 µg/m³
Peak Hour
6:00
worst avg AQI hour
⚠ Worst Station (7d avg)
TEMA VRA
Avg AQI 500
✅ Best Station (7d avg)
Secondi RCC Roundabout
Avg AQI 0
7-Day AQI & PM2.5 Trend
AQI Category Distribution
PM2.5 Daily Mean vs Standards (WHO 15 µg/m³ · Ghana 35 µg/m³)
Station Comparison — Avg vs Max AQI (7d)
Station Rankings
#Station Latest AQI Avg AQI (7d) Max AQI (7d) PM2.5 Latest Readings
1 Achimota Interchange 54 58 71 10.6 µg/m³ 12
2 Adum Methodist Roundabout 78 63 160 23.6 µg/m³ 106
3 Ayalolo Cluster of Schools 51 66 199 9.2 µg/m³ 247
4 Charlton Clinic Jamestown — — — — 420
5 Chisco Transport Terminal 57 74 181 12.5 µg/m³ 341
6 Divine healer's Church, Bethlehem 58 88 500 13.0 µg/m³ 3088
7 Guinness Ghana, Kaase 69 93 164 18.5 µg/m³ 76
8 Kpone Methodist Basic School — — — — 1
9 Kpone Methodists Old — 0 — — 1
10 Mamobi Market 62 62 110 15.0 µg/m³ 126
11 Nungua SHS 122 77 158 44.0 µg/m³ 126
12 Odwana Market 37 69 199 6.7 µg/m³ 335
13 Old Fort Road, Accra, Greater Accra Ghana 65 66 276 16.8 µg/m³ 337
14 Osu Presby Prep School 59 62 173 13.5 µg/m³ 353
15 Satet International School, Tema Manhean 57 83 199 12.2 µg/m³ 653
16 Secondi RCC Roundabout — — — — 1376
17 TEMA VRA 500 500 500 1814.0 µg/m³ 30
18 Takoradi Market Circle 20 56 231 3.6 µg/m³ 2334
19 Tamale Industrial Area 53 59 263 10.3 µg/m³ 2122
20 Tamale Municipal Assembly 131 61 175 47.5 µg/m³ 2586
21 Tema Community 25 Estate Old 87 87 87 28.3 µg/m³ 1
22 Tema Community 3 42 69 194 7.5 µg/m³ 276
23 Tema Community 3 SSNIT Flat 15 65 471 2.7 µg/m³ 2788
24 Tema Community 3 SSNIT Flat Old 78 78 78 23.7 µg/m³ 1
25 Tema Community 7, Royal School 24 73 385 4.3 µg/m³ 3077
26 Tema Freezone 18 43 193 3.3 µg/m³ 1383
27 Tema Metropolitan Assembly 37 49 154 6.6 µg/m³ 1617
28 Tema Port 7 60 385 1.3 µg/m³ 3077
29 Tema community 25 Estate 1 29 71 500 5.3 µg/m³ 3029
30 Tudu Ayalolo Bus Terminal 59 71 159 13.4 µg/m³ 213
31 Kaneshie First Light 🔬 FM 264 254 346 214.5 µg/m³ 25
32 La 🔬 FM 180 182 203 111.1 µg/m³ 4
33 Mallam Market 🔬 FM 245 220 258 194.4 µg/m³ 4
34 Tantra Hill 🔬 FM 165 165 165 83.3 µg/m³ 1
35 Tetteh Quarshie Roundabout 🔬 FM 274 250 323 224.2 µg/m³ 21
Reading Distribution by AQI Category
AQI Health Guidance
AQI RangeCategoryHealth Message
0–50GoodAir quality is satisfactory
51–100ModerateSensitive groups may notice mild effects
101–150Unhealthy for Sensitive GroupsReduce prolonged outdoor exertion
151–200UnhealthyEveryone may begin to experience effects
201–300Very UnhealthyHealth alert — avoid prolonged outdoor activity
301+HazardousHealth emergency — avoid all outdoor activity
7-Day Exceedance Summary
7/7
Days > WHO PM2.5 (15 µg/m³)
66
Network avg AQI
500
Highest AQI recorded
Average AQI by Hour of Day — Pollution Heatmap
Interpretation

This chart shows the average AQI for each hour of the day across the last 7 days of data. Peaks typically correspond to rush hours (07:00–09:00) and evening cooking/traffic (18:00–21:00). Low values overnight reflect reduced human activity.

Peak hour today: 6:00.