WildfireSmokeCanada

Grand Forks City Hall

Hourly regulatory PM2.5 observations from British Columbia Ministry of Environment.

British Columbia · 49.0312, -118.4391 · Updated Sep 02, 2026, 2:57AM PDT · Regulatory monitor
22.8Latest hourly PM2.5 · µg/m³Sep 02, 2:00AM PDT · Preliminary observation
21.012-hour NowCast · µg/m³Moderate
ModerateModel peak · next 24 h5–20 µg/m³ · 3 models available
2AQHI
AQHI context

What this monitor reports

The latest hourly PM2.5 reading is 22.8 µg/m³. The 12-hour NowCast is 21.0 µg/m³ (Moderate).

The monitor belongs to British Columbia Ministry of Environment. Real-time readings are preliminary and may be revised.

The air-quality category applies to the NowCast, not to a single hourly reading. Methodology and source policy.

Nearby fires

150 km radius

Fire snapshot updated 2026-09-02 09:50 UTC

Within 150 km, agencies report 6 Out of control · 17 Being held · 11 Under control.

Out of control6 fires
N61846
31 km away · 0.04 ha · discovered 2026-08-23 · reported 2026-09-01 · BCWS
Fire number N61846Southeast Fire CentreHooper Creek #2Cause: LightningResponse: Modified
distance measured to the incident pointOfficial incident details
Out of control
N61319
31 km away · 67.1 ha · discovered 2026-07-29 · reported 2026-08-31 · BCWS
Fire number N61319Southeast Fire CentreHooper CreekCause: LightningResponse: Modified
distance measured to the mapped perimeterOfficial incident details
Out of control
N52047
117 km away · 0.01 ha · discovered 2026-08-27 · reported 2026-08-31 · BCWS
Fire number N52047Southeast Fire CentreWest Whatshan 2Cause: LightningResponse: Full
distance measured to the incident pointOfficial incident details
Out of control
N52013
124 km away · 0.01 ha · discovered 2026-08-26 · reported 2026-08-26 · BCWS
Fire number N52013Southeast Fire CentreFife CreekCause: Lightning
distance measured to the incident pointOfficial incident details
Out of control
N52149
126 km away · 0.01 ha · discovered 2026-09-01 · reported 2026-09-01 · BCWS
Fire number N52149Southeast Fire CentreSection 4 Spur - South Fife FSRCause: Lightning
distance measured to the incident pointOfficial incident details
Out of control
N52143
132 km away · 0.009 ha · discovered 2026-08-31 · reported 2026-08-31 · BCWS
Fire number N52143Southeast Fire CentreShannon CreekCause: Lightning
distance measured to the incident pointOfficial incident details
Out of control
Being held17 fires
N52140
40 km away · 0.02 ha · discovered 2026-08-30 · reported 2026-08-31 · BCWS
Fire number N52140Southeast Fire CentreLamb CreekCause: LightningResponse: Full
distance measured to the incident pointOfficial incident details
Being held
Ezra Creek
72 km away · 120.6 ha · discovered 2026-08-25 · reported 2026-09-01 · BCWS
Fire number N51938Southeast Fire CentreEzra CreekCause: LightningResponse: Full
distance measured to the mapped perimeterOfficial incident details
Being held
N52108
76 km away · 0.01 ha · discovered 2026-08-28 · reported 2026-08-31 · BCWS
Fire number N52108Southeast Fire CentreGreasybill CreekCause: Lightning
distance measured to the incident pointOfficial incident details
Being held
N52085
77 km away · 0.02 ha · discovered 2026-08-27 · reported 2026-08-31 · BCWS
Fire number N52085Southeast Fire CentreNorth Greasybill CreekCause: LightningResponse: Modified
distance measured to the incident pointOfficial incident details
Being held
N51996
82 km away · 0.75 ha · discovered 2026-08-26 · reported 2026-08-31 · BCWS
Fire number N51996Southeast Fire CentreJohnston CreekCause: LightningResponse: Full
distance measured to the incident pointOfficial incident details
Being held
N51207
86 km away · 367.8 ha · discovered 2026-07-25 · reported 2026-08-31 · BCWS
Fire number N51207Southeast Fire CentreMt. FreyaCause: LightningResponse: Modified
distance measured to the mapped perimeterOfficial incident details
Being held
N51257
97 km away · 236.4 ha · discovered 2026-07-26 · reported 2026-08-14 · BCWS
Fire number N51257Southeast Fire CentreMt RollinsCause: LightningResponse: Modified
distance measured to the mapped perimeterOfficial incident details
Being held
N51284
105 km away · 246.42 ha · discovered 2026-07-27 · reported 2026-08-14 · BCWS
Fire number N51284Southeast Fire CentreEvans LakeCause: LightningResponse: Modified
distance measured to the mapped perimeterOfficial incident details
Being held
N71932
109 km away · 26.2 ha · discovered 2026-08-24 · reported 2026-09-01 · BCWS
Fire number N71932Southeast Fire CentreMonk CreekCause: LightningResponse: Full
distance measured to the mapped perimeterOfficial incident details
Being held
N51275
111 km away · 0.6 ha · discovered 2026-07-27 · reported 2026-08-14 · BCWS
Fire number N51275Southeast Fire CentreIce CreekCause: LightningResponse: Modified
distance measured to the incident pointOfficial incident details
Being held
N71251
117 km away · 13.7 ha · discovered 2026-07-23 · reported 2026-08-05 · BCWS
Fire number N71251Southeast Fire CentreKokanee CreekCause: LightningResponse: Modified
distance measured to the incident pointOfficial incident details
Being held
N71959
121 km away · 5 ha · discovered 2026-08-25 · reported 2026-08-31 · BCWS
Fire number N71959Southeast Fire CentreMidge CreekCause: LightningResponse: Modified
distance measured to the incident pointOfficial incident details
Being held
N71947
125 km away · 15 ha · discovered 2026-08-25 · reported 2026-08-31 · BCWS
Fire number N71947Southeast Fire CentreDodge CreekCause: LightningResponse: Full
distance measured to the mapped perimeterOfficial incident details
Being held
N52083
141 km away · 0.04 ha · discovered 2026-08-27 · reported 2026-08-30 · BCWS
Fire number N52083Southeast Fire CentreCusson CreekCause: Lightning
distance measured to the incident pointOfficial incident details
Being held
N52060
142 km away · 3.87 ha · discovered 2026-08-27 · reported 2026-08-31 · BCWS
Fire number N52060Southeast Fire CentreMosquito LakeCause: UnknownResponse: Full
distance measured to the incident pointOfficial incident details
Being held
N72004
144 km away · 31.4 ha · discovered 2026-08-26 · reported 2026-08-31 · BCWS
Fire number N72004Southeast Fire CentreHooker Creek #3Cause: LightningResponse: Modified
distance measured to the incident pointOfficial incident details
Being held
N72003
146 km away · 26.6 ha · discovered 2026-08-26 · reported 2026-08-31 · BCWS
Fire number N72003Southeast Fire CentreHooker Creek #2Cause: LightningResponse: Modified
distance measured to the incident pointOfficial incident details
Being held
Under control11 fires
N71826
98 km away · 0.01 ha · discovered 2026-08-23 · reported 2026-08-23 · BCWS
Fire number N71826Southeast Fire CentreClearwater CreekCause: LightningResponse: Full
distance measured to the incident pointOfficial incident details
Under control
Inonoaklin Creek
105 km away · 1510.71 ha · discovered 2026-07-25 · reported 2026-09-01 · BCWS
Fire number N51198Southeast Fire CentreInonoaklin CreekCause: LightningResponse: Full
distance measured to the mapped perimeterOfficial incident details
Under control
N71328
106 km away · 35.06 ha · discovered 2026-07-29 · reported 2026-08-27 · BCWS
Fire number N71328Southeast Fire CentreCultus CreekCause: LightningResponse: Modified
distance measured to the incident pointOfficial incident details
Under control
Bald Range
109 km away · 25163.2 ha · discovered 2026-08-07 · reported 2026-09-01 · BCWS
Fire number K51490Kamloops Fire CentreBald RangeCause: Unknown
distance measured to the mapped perimeterOfficial incident details
Under control
N71570
110 km away · 30 ha · discovered 2026-08-12 · reported 2026-08-27 · BCWS
Fire number N71570Southeast Fire CentreJohn Bull MountainCause: LightningResponse: Modified
distance measured to the incident pointOfficial incident details
Under control
N52096
116 km away · 0.009 ha · discovered 2026-08-28 · reported 2026-08-31 · BCWS
Fire number N52096Southeast Fire CentreE Barne 4000 FSRCause: Lightning
distance measured to the incident pointOfficial incident details
Under control
N52046
118 km away · 1.27 ha · discovered 2026-08-27 · reported 2026-08-30 · BCWS
Fire number N52046Southeast Fire CentreWest Whatshan 1Cause: LightningResponse: Full
distance measured to the incident pointOfficial incident details
Under control
Quilpituk Creek
138 km away · 1275.7 ha · discovered 2026-08-01 · reported 2026-08-18 · BCWS
Fire number K51402Kamloops Fire CentreQuilpituk CreekCause: Person
distance measured to the mapped perimeterOfficial incident details
Under control
N51737
143 km away · 34 ha · discovered 2026-08-21 · reported 2026-08-31 · BCWS
Fire number N51737Southeast Fire CentreMarten CreekCause: Lightning
distance measured to the incident pointOfficial incident details
Under control
N71157
147 km away · 6.2 ha · discovered 2026-07-23 · reported 2026-08-28 · BCWS
Fire number N71157Southeast Fire CentreKianuku CreekCause: LightningResponse: Modified
distance measured to the incident pointOfficial incident details
Under control
N72002
148 km away · 5 ha · discovered 2026-08-26 · reported 2026-08-31 · BCWS
Fire number N72002Southeast Fire CentreHooker Creek #1Cause: LightningResponse: Modified
distance measured to the incident pointOfficial incident details
Under control

Proximity and wind direction do not prove that a fire caused smoke at this location. Sources: BC Wildfire Service in British Columbia; Natural Resources Canada CWFIS elsewhere.

Recent observations and next 48 hours

monitor + up to three models
25120now−24 h+24 h+48 hµg/m³

Background bands (US EPA AQI, 24-h basis): ■ Good · ■ Moderate

Forecast at this monitor

NEXT 6 HOURS
Moderate
2–20 µg/m³ · Sep 02, 8:00AM
NEXT 12 HOURS
Moderate
4–20 µg/m³ · Sep 02, 10:00AM
NEXT 24 HOURS
Moderate
5–20 µg/m³ · Sep 02, 10:00AM
NEXT 48 HOURS
Moderate
6–20 µg/m³ · Sep 02, 10:00AM
Model detail3 models available · 48-hour peak table
ModelPeakTime
FireSmoke8.8 µg/m³Sep 03, 11:00AM
FireWork20.1 µg/m³Sep 02, 10:00AM
HRRR5.9 µg/m³Sep 02, 4:00PM

Nearby regulatory monitors

in the same province or territory
Castlegar Zinio Park14.0 µg/m³ PM2.565 km away · British Columbia Ministry of EnvironmentPenticton Debeck Road11.7 µg/m³ PM2.597 km away · BC Ministry of Environment (env.gov.bc.ca)Penticton Industrial Place— PM2.598 km away · British Columbia Ministry of EnvironmentKelowna KLO Road10.0 µg/m³ PM2.5119 km away · British Columbia Ministry of EnvironmentVernon Science Centre13.0 µg/m³ PM2.5149 km away · British Columbia Ministry of EnvironmentCranbrook Muriel Baxter13.1 µg/m³ PM2.5202 km away · British Columbia Ministry of Environment

Source and data quality

Regulatory monitor

Hourly observations are supplied by British Columbia Ministry of Environment. Real-time data are preliminary and may be revised by the agency.

For information only — not a substitute for official health or emergency advice. Methodology and source policy.