Last updated Mar 14, 2025 09:35 CDT

PM2.5 data

Concentrations in units of ug/m\(^3\). Hours are the monitoring start hour.

Site Name Parameter 0 1 2 3 4 5 6 7 8 Daily Average Rolling 24-hr Avg NowCast AQI
Aberdeen PM25 4.6 5.3 5.1 9 7.8 8.7 12.5 13.4 . :: 8.3 6.6 49
Apple Valley PM25 16.9 19.1 21.1 20.6 18.3 19.1 23 24.2 24.6 :: 20.8 15.5 75
Blaine PM25 14 14.6 15.8 16.4 16.1 17.5 19.8 21.6 21.9 :: 17.5 12.6 70
Brainerd PM25 9.1 10.4 10.1 13.1 15.8 12.8 14 13.5 14.5 :: 12.6 8.4 55
Detroit Lakes PM25 22.4 21.3 22.2 22 22.7 22.9 22.3 23.4 22.6 :: 22.4 15.3 73
Duluth-WDSE PM25 3 2.9 3.2 3.9 4.6 6 7.7 9.1 10.2 :: 5.6 5 37
Ely PM25 1.7 2.1 2.6 3.1 3.8 4.6 5.8 6.3 6.7 :: 4.1 3.1 25
Emmetsburg, ILCC PM25 . . . . . . . . 15 :: 15 . .
Fargo NW PM25 19 18 17 17 17 19 22 21 22 :: 19.1 14 68
Fond du Lac PM25 3 3.2 3.2 3.5 3.8 4 4.9 6.2 7 :: 4.3 4.2 25
Grand Portage PM25 2.2 2.4 2.7 2.9 3.6 3.9 4 4.1 4.5 :: 3.4 3.1 18
LACROSSE DOT PM25 . . . . . . . . . :: NaN . .
Lakeville - Near Roa PM25 18.2 18.9 21.4 20 18.9 20.7 23.4 23.8 23.8 :: 21 16.5 74
Leech Lake Nation: C PM25 4.8 5.4 7 8.3 8.9 9.4 9.7 9.7 10.1 :: 8.1 5.5 40
Marshall PM25 16.6 17.7 18.4 20.6 21.9 23.5 23.5 24.3 25.6 :: 21.3 17.1 76
Minneapolis - Anders PM25 16.8 17.9 18.8 18.8 18.9 21 23.9 25.1 25.1 :: 20.7 15.4 76
Minneapolis - Near R PM25 16.2 17.8 18 18.4 18.1 19.6 22.6 24.5 25.4 :: 20.1 15.5 76
Minneapolis - Pacifi PM25 17.7 19.5 20 20.1 19.3 21.4 24.9 27 29 :: 22.1 16.6 82
Red Lake Nation Hosp PM25 5.1 6 7.2 8.3 11.2 13.2 14 14.2 13.7 :: 10.3 7.3 54
Rochester PM25 16.3 17.1 18.3 20.8 22.4 22.9 21.5 21.1 19.6 :: 20 14.6 69
SF-USD PM25 12.6 13.5 16.4 12.4 11.6 15.6 17.8 9.8 10.5 :: 13.4 10.4 48
Shakopee PM25 17.8 17.4 18.6 19.1 18.1 19.7 21.8 23.4 23.9 :: 20 16.1 72
Sioux Falls PM25 . . . . . . . . . :: NaN . .
St. Cloud PM25 18.1 18.4 19 19.6 19.7 20.2 27.2 19.3 19.4 :: 20.1 14.7 68
St. Michael PM25 16.1 16.5 16.9 17.4 18.8 17.7 18 19.3 24.4 :: 18.3 13.8 71
St. Paul-Harding H.S PM25 12.6 12.5 14.3 15.1 16.4 18.9 20 20.9 20 :: 16.7 12.2 67
Virginia PM25 4.3 5.8 6.4 7.4 9.4 11.6 13.3 15.7 16.6 :: 10.1 6.6 57
West Duluth PM25 3.3 3 3 3 3.2 3.7 4.9 6.6 7.6 :: 4.3 6.1 27
Notes

The Rolling 24-hr Average is the most recent rolling 24-hr average in \(ug/m^3\).
The NowCast AQI is the most recent hour’s NowCast value in AQI units.


Ozone data

Concentrations are in units of ppb. Hours are the monitoring start hour.

Site Name Parameter 0 1 2 3 4 5 6 7 8 Daily Max 8-hr Avg NowCast AQI
Blaine OZONE 46 44 47 46 48 45 40 39 38 :: 48 39
Brainerd OZONE 47 46 45 45 49 45 46 45 43 :: 50 42
Detroit Lakes OZONE 45 44 43 44 44 42 42 40 38 :: 47 38
Duluth-WDSE OZONE 40 41 43 43 43 44 44 44 44 :: 43 39
East Bethel OZONE 49 48 49 48 48 46 43 41 41 :: 48 41
Ely OZONE 45 45 46 46 47 47 48 48 49 :: 47 43
Emmetsburg, ILCC OZONE . . . . . . . . 37 :: 56 .
Fargo NW OZONE 44 44 42 40 39 38 36 35 35 :: 46 34
Fond du Lac OZONE 40 39 39 38 38 38 39 41 40 :: 41 36
LACROSSE DOT OZONE . . . . . . . . . :: . .
Marine on St. Croix OZONE 42 40 41 43 42 39 34 38 36 :: 44 35
Marshall OZONE 51 48 44 41 37 33 28 25 27 :: 58 25
Mille Lacs OZONE 42 42 43 42 42 43 43 41 40 :: 46 39
Minneapolis - Near R OZONE 43 42 44 45 44 41 34 26 28 :: 44 29
Rochester OZONE 50 49 47 45 42 40 37 34 34 :: 50 34
SF-USD OZONE 41 38 35 35 34 28 22 25 27 :: 54 24
Shakopee OZONE 52 52 51 51 49 44 35 28 25 :: 51 27
Sioux Falls OZONE . . . . . . . . . :: . .
St. Cloud OZONE 50 49 45 43 40 41 39 35 35 :: 50 35
St. Michael OZONE 55 53 55 53 52 48 46 39 36 :: 55 39
Stanton OZONE 53 52 52 52 48 44 40 37 37 :: 52 38
Voyageurs NP OZONE . . . . . . . . 47 :: . .
Notes

The Daily Max 8-hr Average is the highest rolling 8-hr average for the day in ppb.
The NowCast AQI is the most recent hour’s NowCast value in AQI units.



Missing parameters

State Site Name Parameter AqsID
IA Clinton, Rainbow Park PM25 190450021
IA Pisgah, Harrison County OZONE 190851101
IA KIRKWOOD OZONE 191130028
IA PUBLIC HEALTH 4 PM25 191138040
IA Davenport, Hayes School PM25 191630020
IA SLATER OZONE 191690011
IA Lake Ahquabi OZONE 191810022
MN Minneapolis-Lowry Av PM10 270530909
ND Lostwood NWR PM10 380130004
ND Fargo NW PM10 380171004
ND Dunn Center OZONE 380250003
ND Dunn Center PM25 380250003
ND Dunn Center PM10 380250003
ND Hannover PM10 380650002
ND Williston OZONE 381050003
ND Williston PM25 381050003
ND Williston PM10 381050003
SD Sioux Falls OZONE 460990008
SD Sioux Falls PM25 460990008
SD Sioux Falls PM10 460990008
SD UC1 OZONE 461270001
SD UC1 PM25 461270001
SD UC1 PM10 461270001
WI GREEN BAY UW OZONE 550090026
WI COLUMBUS OZONE 550210015
WI MADISON EAST OZONE 550250041
WI NEWPORT OZONE 550290004
WI Eau Claire OZONE 550350014
WI FOND DU LAC OZONE 550390006
WI Jefferson-Laatsch OZONE 550550009
WI KEWAUNEE OZONE 550610002
WI LACROSSE DOT OZONE 550630012
WI LACROSSE DOT PM25 550630012
WI MANITOWOC OZONE 550710007
WI LAKE DUBAY OZONE 550730012
WI MILWAUKEE 16TH ST OZONE 550790010
WI MILWAUKEE SER DNR OZONE 550790026
WI MILWAUKEE SER DNR PM25 550790026
WI MILWAUKEE SER DNR PM10 550790026
WI Milwaukee College Ave PM25 550790058
WI BAYSIDE OZONE 550790085
WI APPLETON AAL OZONE 550870009
WI GRAFTON OZONE 550890008
WI HARRINGTON BCH OZONE 550890009
WI Racine-Payne and Dolan OZONE 551010020
WI Beloit-Converse OZONE 551050030
WI Devils Lake OZONE 551110007
WI SHEBOYGAN OZONE 551170006
WI Sheboygan-Haven OZONE 551170009
WI PERKINSTOWN PM25 551198001
WI TROUT LAKE OZONE 551250001
WI LAKE GENEVA OZONE 551270005
WI WAUKESHA - CLEVELAND AVE OZONE 551330027
CAN winnipeg-scotia-st. PM25 70118
CAN Winnipeg_Ellens PM10 70119
CAN winnipeg-ellen-st. PM25 70119
CAN Brandon OZONE 70203
CAN Brandon PM25 70203
CAN Brandon PM10 70203