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Pollution ranking among 81 provinces

Ordu air quality analysis

23
AQI #68 / 81
Dominant Pollutant PM10
23
0 50 100 150 200 300 500

This Week

Pollutant averages

PM10
28.7 µg/m³
0 HKDYY limit (24h): 50 µg/m³
PM2.5
8.8 µg/m³
SO₂
9.2 µg/m³
0 HKDYY limit (1h): 350 µg/m³
NO₂
21.8 µg/m³
0 HKDYY limit (1h): 200 µg/m³
O₃
47.2 µg/m³
0 HKDYY limit (8h): 120 µg/m³
CO
540.0 µg/m³
0 HKDYY limit (8h): 10000 µg/m³

12-Week Trend

Weekly pollutant averages

PM10
29.2 µg/m³ ▼ 5.0
12w ago This week
PM2.5
6.9 µg/m³ ▼ 5.9
12w ago This week
SO₂
6.6 µg/m³ ▼ 1.3
12w ago This week
NO₂
26.4 µg/m³ ▲ 3.7
12w ago This week
O₃
40.7 µg/m³ ▼ 9.2
12w ago This week
CO
649.9 µg/m³ ▲ 81.7
12w ago This week

Monthly Comparison

This month vs. same period last year

Pollutant Current Last Year Change
SO₂ 7.5 5.4 +39%
CO 588.9 895.2 -34%
O₃ 45.7 34.5 +32%
NO₂ 20.8 17.4 +20%
PM10 29.0 69.9 -59%
PM2.5 9.8 11.1 -12%

Stations

4 active stations

Hava Kalitesi - Orta Karadeniz THM
Government Station
40.9738, 37.9076
16 PM10
6 PM2.5
5 SO₂
40 NO₂
544 CO
Last updated: 2026-08-01T06:03:06.984000
Hava Kalitesi - Orta Karadeniz THM
Government Station
41.1209, 37.2800
91 PM10
9 SO₂
31 NO₂
30 O₃
Last updated: 2026-07-31T20:52:54.913000
Hava Kalitesi - Orta Karadeniz THM
Government Station
41.0272, 37.5000
32 PM10
6 SO₂
Last updated: 2026-08-01T05:43:19.699000
Hava Kalitesi - Orta Karadeniz THM
Government Station
40.9836, 37.8783
25 PM10
14 SO₂
Last updated: 2026-08-01T05:41:15.166000
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