Air quality
Air quality in Spryfield today
Updated
Moderate (US AQI 53) Acceptable for most people. Unusually sensitive people should consider shortening long or heavy exertion outdoors. Model estimate for Thu, Nov 5, 9:00 pm (01:00 UTC).
Air quality in Spryfield right now
Right now the modelled US Air Quality Index for Spryfield, Nova Scotia, Canada is 53, which falls in the "Moderate" band (up to 100). Acceptable for most people. Unusually sensitive people should consider shortening long or heavy exertion outdoors.
The index is driven mainly by PM2.5, whose own sub-index is 53. Fine and coarse particles come from traffic, heating, industry, dust and smoke; they build up on calm nights and clear when wind or rain arrives.
PM2.5 is 9.7 µg/m³, within the WHO 24-hour guideline of 15 µg/m³; PM10 is 15 µg/m³ against a guideline of 45; ozone is 65 µg/m³ (below the WHO 8-hour level of 100); nitrogen dioxide is 4.9 µg/m³ (below the 24-hour guideline of 25).
Also this hour: carbon monoxide 119 µg/m³.
Live AQI, PM2.5, PM10 and ozone for Spryfield, Nova Scotia, Canada, with a 48-hour forecast and the best time to be outside.
- US AQI now
- 53 Moderate
- PM2.5
- 9.7 µg/m³ 0.6× WHO 24-h guideline
- PM10
- 15 µg/m³
- Ozone
- 65 µg/m³
- Dominant pollutant
- PM2.5 sub-index 53
- Best hour tomorrow
- 8:00 pm AQI 34
- European AQI
- 29
Spryfield AQI forecast: next 48 hours
Over the next 24 hours the AQI is forecast to range from 34 around Fri 8:00 pm to 53 around Thu 9:00 pm, from "Good" at best to "Moderate" at worst.
The following day is expected to be cleaner, averaging about 32 against 46 for the next 24 hours.
| Local time (America/Halifax) | US AQI | Category | PM2.5 µg/m³ | PM10 µg/m³ | Ozone µg/m³ |
|---|---|---|---|---|---|
| Thu 9:00 pm | 53 | Moderate | 9.7 | 15 | 65 |
| Fri 12:00 am | 52 | Moderate | 9 | 14 | 71 |
| Fri 3:00 am | 51 | Moderate | 5.6 | 9 | 73 |
| Fri 6:00 am | 50 | Good | 3.9 | 6 | 72 |
| Fri 9:00 am | 48 | Good | 4.7 | 7 | 70 |
| Fri 12:00 pm | 45 | Good | 5.5 | 8 | 72 |
| Fri 3:00 pm | 42 | Good | 5.2 | 7 | 74 |
| Fri 6:00 pm | 37 | Good | 3.3 | 4 | 76 |
| Fri 9:00 pm | 35 | Good | 3.4 | 5 | 78 |
| Sat 12:00 am | 36 | Good | 4.2 | 6 | 77 |
| Sat 3:00 am | 36 | Good | 5.5 | 8 | 75 |
| Sat 6:00 am | 35 | Good | 6.9 | 10 | 66 |
| Sat 9:00 am | 32 | Good | 4.9 | 6 | 52 |
| Sat 12:00 pm | 28 | Good | 1.9 | 2 | 53 |
| Sat 3:00 pm | 25 | Good | 2.3 | 3 | 60 |
| Sat 6:00 pm | 27 | Good | 1.8 | 3 | 76 |
| Sat 9:00 pm | 31 | Good | 2.1 | 3 | 73 |
Every third hour of the CAMS forecast via Open-Meteo. US AQI uses rolling averages (24 h for particles, 8 h for ozone), so it moves more slowly than the hourly concentrations.
Best time to be outside in Spryfield tomorrow
Between 6 am and 9 pm local time, the cleanest air tomorrow is forecast around 8:00 pm (AQI 34, Good) and the worst around 6:00 am (AQI 50). That is a swing of 16 points, so a run or walk around 8:00 pm is noticeably better.
Spryfield vs the rest of Canada
Across 35 Canada cities we track, the average US AQI right now is 37 (Good). Spryfield at 53 is 16 points worse than average.
For context, the median across 2,646 cities worldwide is 64.
Air quality in cities near Spryfield
| City | Distance | US AQI | Category | PM2.5 µg/m³ |
|---|---|---|---|---|
| Halifax | 5 km | 53 | Moderate | 9.7 |
| Dartmouth | 7 km | 53 | Moderate | 9.7 |
Model vs measured
We found no measured PM2.5 sensor cell within 25 km of Spryfield, so the numbers on this page are model estimates. Models capture regional pollution well but can miss very local sources such as a busy road or a nearby fire.
Advice for sensitive groups
At 53, most people are fine outdoors. If you are unusually sensitive to PM2.5, keep long or intense workouts to the cleaner hours shown above.
What the US AQI numbers mean
| US AQI | Category | What it means |
|---|---|---|
| 0-50 | Good | Air quality is satisfactory and poses little or no risk; a good time for outdoor activity. |
| 51-100 | Moderate | Acceptable for most people. Unusually sensitive people should consider shortening long or heavy exertion outdoors. |
| 101-150 | Unhealthy for Sensitive Groups | People with heart or lung disease, older adults, children and teens should cut back on prolonged or heavy exertion outdoors. |
| 151-200 | Unhealthy | Everyone should reduce prolonged or heavy exertion outdoors; sensitive groups should avoid it and keep windows closed. |
| 201-300 | Very Unhealthy | Health alert: everyone should avoid prolonged or heavy exertion outdoors, and sensitive groups should stay indoors. |
| 301-500 | Hazardous | Emergency conditions: everyone should avoid all outdoor physical activity and stay indoors with filtered air if possible. The scale tops out at 500; heavier dust or smoke is shown as 500. |
Values on this page are modelled by CAMS (Copernicus) and served by Open-Meteo; they are estimates for the area around the city centre, not readings from an official monitor.
Nearby cities
More for Spryfield
Air quality elsewhere
Guides
Data: Open-Meteo Air Quality API, Copernicus Atmosphere Monitoring Service (CAMS).