Rokan Hilir air quality · Riau, Indonesia
Keep the run, lose the main road: parks read lower than traffic
US AQI 149 (Unhealthy for Sensitive Groups) in Rokan Hilir, from 1 KLH / BMKG monitoring station. Main pollutant: PM2.5.
Updated
Pollutants in Rokan Hilir
- PM2.5 · µg/m³54.93.7× WHO limit
- NO₂ · µg/m³95.73.8× WHO limit
- O₃ · µg/m³17.1
- SO₂ · µg/m³78.62.0× WHO limit
- CO · mg/m³1.05
Concentrations averaged across the city's stations. WHO multiples use the 2021 24-hour guidelines.
Is it safe outside in Rokan Hilir right now?
Children, older adults, pregnant people and anyone with heart or lung disease may feel effects. Most other people are unlikely to be affected.
Walking and commuting
Go aheadFine for most people; sensitive groups keep it shorter.
Running and jogging
LimitSensitive groups move indoors. Others take more breaks and shorten the run.
Cycling
Take carePrefer routes away from heavy traffic; sensitive groups ride shorter.
Children playing outside
Take careChildren with asthma should take breaks and keep reliever inhalers handy.
Older adults and heart or lung conditions
LimitReduce long or heavy exertion outdoors and keep medicines close.
Open windows
Take careVentilate briefly, ideally when the reading is lowest.
Mask outdoors
OptionalSensitive groups may wear an N95 or FFP2 mask for long trips.
Air purifier indoors
OptionalUseful for sensitive people, especially at night.
Based on the US EPA Air Quality Guide, applied to the current US AQI category. If you have symptoms, follow your doctor's advice.
What US AQI 101–150 means for your health →
Rokan Hilir air quality history
Daily average, 28 days- 132average daily US AQI over 28 days
- 211worst day, 7 October
- 54cleanest day, 27 September
- 13days at Unhealthy or worse
The last 7 days averaged 188, worse than the week before (135). None of the last 28 days was Good.
Nearby cities
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Rokan Hilir air quality: common questions
What is the AQI in Rokan Hilir right now?
The US AQI in Rokan Hilir is 149 (Unhealthy for Sensitive Groups). The main pollutant is PM2.5.
Is it safe to go outside in Rokan Hilir today?
Sensitive groups should take it easy. Children, older adults, pregnant people and anyone with heart or lung disease may feel effects. Most other people are unlikely to be affected. For runners: Sensitive groups move indoors. Others take more breaks and shorten the run.
How has air quality in Rokan Hilir been recently?
Over the last 28 days with data, Rokan Hilir averaged US AQI 132. The worst day was 7 October at 211; the cleanest was 27 September at 54. 13 days were at Unhealthy or worse.
How does Rokan Hilir's PM2.5 compare with the WHO guideline?
PM2.5 is 55 µg/m³, about 3.7 times the World Health Organization's 24-hour guideline of 15 µg/m³.
Where does Rokan Hilir's air quality data come from?
From Ministry of Environment (KLH) and BMKG, using 1 monitoring station in and around the city. Good Air does not estimate or adjust these readings.
Source: Ministry of Environment (KLH) and BMKG. Readings are published by the monitoring agency and may be revised.