Last updated Dec 15, 2025 13:45 CST

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 9 10 11 12 Daily Average Rolling 24-hr Avg NowCast AQI
Aberdeen PM25 4.1 9.4 9.7 9.2 9.7 . 6.5 3.3 4.5 8.7 6.8 4.1 2.6 :: 6.6 7 17
Apple Valley PM25 3.8 4.5 4.9 4.9 4.9 . 5.3 5.4 6.3 6.6 6.2 6.6 7.1 :: 5.5 5 28
Blaine PM25 4.1 4.4 4.9 5.2 5.1 . 5.6 6.1 6.5 7 7.3 7.6 7.3 :: 5.9 5.8 30
Brainerd PM25 4.3 4.6 4.9 5 5.3 . 6.7 9.4 9.1 12.1 7.9 7.3 7.5 :: 7 5.9 32
Detroit Lakes PM25 5.6 6.1 6.4 6.4 6.6 . 7.1 7.2 7.8 7.9 10.2 9.3 8.8 :: 7.4 5.6 37
Duluth-WDSE PM25 4.8 5 5.1 5.2 5.6 . 6.2 6.7 7.6 8.2 9.2 10 9.8 :: 7 6.3 39
Ely PM25 3.4 3.8 4.1 4.1 4.3 . 4.6 4.6 4.8 4.9 4.9 4.8 4.8 :: 4.4 3.5 20
Emmetsburg, ILCC PM25 4 5 3 3 5 . 4 3 4 6 5 . 6 :: 4.4 3.9 22
Fargo NW PM25 5 5 6 6 6 . 7 7 8 . . . . :: 6.2 4.6 .
Fond du Lac PM25 3.9 4 3.9 3.8 3.9 . 4.4 4.3 4.8 5 5.5 6.2 6.1 :: 4.7 4.2 24
Grand Portage PM25 2.1 2.5 2.9 4.5 5 . 5.3 5.4 5.6 5.7 5.7 5.3 5.1 :: 4.6 3.1 22
LACROSSE DOT PM25 . . . . . . . . . . . . . :: NaN . .
Lakeville - Near Roa PM25 4 4.8 4.9 4.7 5.1 . 5.7 6.3 7 6 5.4 5.8 6.7 :: 5.5 5.2 25
Leech Lake Nation: C PM25 4.4 4.4 4.4 4.7 5.6 . 5.3 5.3 5.7 6.3 7.4 7.7 7.8 :: 5.8 5 30
Marshall PM25 4.8 5.5 4.9 4.9 5.2 . 5.9 6.2 6.3 6.6 6.2 8.7 6 :: 5.9 4.6 28
Minneapolis - Anders PM25 4.2 4.7 5 5 5.4 . 5.7 6.9 8 7.7 8.8 8.6 10.2 :: 6.7 6.1 38
Minneapolis - Near R PM25 3.9 4.7 4.8 4.9 5.5 . 5.5 6.4 7 6.6 7.2 15.3 24.7 :: 8 6.7 63
Minneapolis - Pacifi PM25 4.7 4.9 5.3 5.3 5.5 . 6.1 7 7.3 8.6 8.8 8.5 8.6 :: 6.7 6.6 35
Red Lake Nation Hosp PM25 4.1 4.3 4.5 4.7 5 . 6.9 6.4 12.2 7.4 7.9 7.6 7.6 :: 6.6 5.6 32
Rochester PM25 3.7 3.8 4.1 4.5 4.4 . 4.7 4.7 4.9 5.4 6 5.9 6.2 :: 4.9 4.5 24
SF-USD PM25 5.6 5.6 4.5 2.1 1.1 . 2.4 2.1 1.7 0.4 1.3 3.4 4.5 :: 2.9 3.8 14
Shakopee PM25 4.2 4.8 5 5.2 5.1 . 5.1 5.4 5.9 5.8 5.9 6.3 6.6 :: 5.4 4.9 25
Sioux Falls PM25 . . . . . . . . . . . . . :: NaN . .
St. Cloud PM25 4 4.3 4.5 4.9 5.1 . 5.8 6.4 6.4 8.1 6.8 7.7 8.9 :: 6.1 5.1 34
St. Michael PM25 3.9 4.3 4.5 4.7 4.9 . 5.5 5.6 6 6.5 6.7 7.7 8.7 :: 5.8 5 32
St. Paul-Harding H.S PM25 4.6 5.2 5.6 5.4 6 . 5.4 7.3 7.5 6.6 7.4 8.4 8.2 :: 6.5 5.8 33
Virginia PM25 5.6 5.7 5.4 5 5 . 5.3 5.5 5.6 5.9 6.3 7.1 7.9 :: 5.9 5.2 29
West Duluth PM25 5.2 5.5 5.4 5.5 5.9 . 6.5 6.8 7.7 8.6 9.1 10.4 10.7 :: 7.3 6.5 42
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 9 10 11 12 Daily Max 8-hr Avg NowCast AQI
Blaine OZONE 27 28 24 22 21 . 13 11 8 11 15 18 20 :: 27 16
Brainerd OZONE . . . . . . . . . . . . . :: . .
Detroit Lakes OZONE . . . . . . . . . . . . . :: . .
Duluth-WDSE OZONE 37 36 35 35 34 . 31 30 27 30 31 31 32 :: 35 29
East Bethel OZONE . . . . . . . . . . . . . :: . .
Ely OZONE . . . . . . . . . . . . . :: . .
Emmetsburg, ILCC OZONE . . . . . . . . . . . . . :: . .
Fargo NW OZONE 30 27 25 22 16 . 10 6 7 . . . . :: 34 .
Fond du Lac OZONE . . . . . . . . . . . . . :: . .
Lacrosse DOT OZONE . . . . . . . . . . . . . :: . .
Marine on St. Croix OZONE . . . . . . . . . . . . . :: . .
Marshall OZONE . . . . . . . . . . . . . :: . .
Mille Lacs OZONE . . . . . . . . . . . . . :: . .
Minneapolis - Near R OZONE . . . . . . . . . . . . . :: . .
Rochester OZONE . . . . . . . . . . . . . :: . .
SF-USD OZONE 24 25 23 22 21 . 16 15 12 10 11 16 20 :: 30 15
Shakopee OZONE 34 33 32 31 30 . 26 16 11 21 26 24 24 :: 36 21
Sioux Falls OZONE . . . . . . . . . . . . . :: . .
St. Cloud OZONE . . . . . . . . . . . . . :: . .
St. Michael OZONE . . . . . . . . . . . . . :: . .
Stanton OZONE . . . . . . . . . . . . . :: . .
Voyageurs NP OZONE 36 35 35 35 34 34 34 33 33 33 32 32 . :: 36 31
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 Waverly, Airport OZONE 190170011
IA Clinton, Rainbow Park OZONE 190450021
IA Clinton, Rainbow Park PM25 190450021
IA Pisgah, Forestry Office OZONE 190850007
IA Pisgah, Harrison County OZONE 190851101
IA KIRKWOOD OZONE 191130028
IA COGGON OZONE 191130033
IA PUBLIC HEALTH OZONE 191130040
IA PUBLIC HEALTH 4 PM25 191138040
IA Viking Lake State Park OZONE 191370002
IA Emmetsburg, ILCC OZONE 191471002
IA CARPENTER OZONE 191530030
IA Scott County Park OZONE 191630014
IA Davenport, Hayes School PM25 191630020
IA SLATER OZONE 191690011
IA Lake Sugema OZONE 191770006
IA Lake Ahquabi OZONE 191810022
MN East Bethel OZONE 270031001
MN Detroit Lakes OZONE 270052013
MN Fond du Lac OZONE 270177417
MN Brainerd OZONE 270353204
MN Stanton OZONE 270495302
MN Minneapolis-Near Road OZONE 270530962
MN Ely OZONE 270750005
MN Marshall OZONE 270834210
MN Mille Lacs OZONE 270953051
MN Rochester OZONE 271095008
MN St. Paul - Downtown PM10 271230868
MN St. Cloud OZONE 271453052
MN Marine on St. Croix OZONE 271636016
MN St. Michael OZONE 271713201
ND Theodore Roosevelt NP - Painted Canyon VC OZONE 380070002
ND Theodore Roosevelt NP - Painted Canyon VC PM25 380070002
ND Lostwood NWR OZONE 380130004
ND Lostwood NWR PM25 380130004
ND Lostwood NWR PM10 380130004
ND Bismarck Residential OZONE 380150003
ND Bismarck Residential PM25 380150003
ND Bismarck Residential PM10 380150003
ND Fargo NW OZONE 380171004
ND Fargo NW PM25 380171004
ND Fargo NW PM10 380171004
ND Dunn Center OZONE 380250003
ND Dunn Center PM25 380250003
ND Dunn Center PM10 380250003
ND TRNP-NU OZONE 380530002
ND TRNP-NU PM25 380530002
ND TRNP-NU PM10 380530002
ND Beulah North OZONE 380570004
ND Beulah North PM25 380570004
ND Beulah North PM10 380570004
ND Hannover OZONE 380650002
ND Hannover PM25 380650002
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 CHIWAUKEE OZONE 550590019
WI Kenosha-Water Tower OZONE 550590025
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