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Noise monitoring program
Active Air Quality Notification
  • An air quality ADVISORY for Unhealthy PM2.5 levels is in effect from 7/31/2025 12:00 to 8/1/2025 12:00 for these counties: Adams,Ashland,Barron,Bayfield,Brown,Buffalo,Burnett,Calumet,Chippewa,Clark,Columbia,Crawford,Dane,Dodge,Door,Douglas,Dunn,Eau Claire,Florence,Fond du Lac,Forest,Grant,Green,Green Lake,Iowa,Iron,Jackson,Jefferson,Juneau,Kenosha,Kewaunee,La Crosse,Lafayette,Langlade,Lincoln,Manitowoc,Marathon,Marinette,Marquette,Menominee,Milwaukee,Monroe,Oconto,Oneida,Outagamie,Ozaukee,Pepin,Pierce,Polk,Portage,Price,Racine,Richland,Rock,Rusk,Sauk,Sawyer,Shawano,Sheboygan,St. Croix,Taylor,Trempealeau,Vernon,Vilas,Walworth,Washburn,Washington,Waukesha,Waupaca,Waushara,Winnebago,Wood .

Hourly Monitoring Data

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DNR

Bad River Tribal School AQS ID - 55 003 0010

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb 21 22 11 10 8 2 14 31 34 38 42 44 46 46 46 46 45 44 40 31 19 13 15 38
WIND SPEED mph 0.5 0.6 0.5 0.5 0.5 0.5 0.8 2.9 4.3 5.1 5.4 5.9 7.2 7 6.5 5.7 3.7 2.1 0.5 0.5 0.5 0.5 0.5 1.4
WIND DIRECTION Degrees 223 210 198 202 218 219 163 211 219 202 182 197 212 255 50 65 31 344 328 193 193 145 152 162
TEMPERATURE degF 23.9 24.5 23.5 21.2 21 21 24.9 31.2 34.8 39.5 43.2 46.2 48.3 47.4 42.2 43.2 44.5 41.7 34.7 32.2 31.5 34 35.2 37.1
RELATIVE HUMIDITY %RH 91.1 85.4 85.7 91.5 91.2 92.1 81.7 64.1 56.9 47.8 37.2 30.6 27.2 34.9 53.5 52.2 53.5 56.8 79.2 82.9 74.8 59 54.1 51.6
BAROMETRIC PRESSURE inHg 30.22 30.21 30.21 30.22 30.22 30.22 30.21 30.21 30.21 30.18 30.15 30.13 30.12 30.08 30.05 30.02 30 29.98 29.97 29.97 29.95 29.93 29.92 29.9
PRECIPITATION inches 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
SOLAR RADIATION w/m2
PM2.5 ug/m3

Green Bay East High AQS ID - 55 009 0005

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
PM2.5 ug/m3

Green Bay UW AQS ID - 55 009 0026

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb

Columbus AQS ID - 55 021 0015

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb 31 29 31 32 32 28 25 26 34 37 38 39 41 44 45 45 44 40 40 43 41 39 36 36

Madison East AQS ID - 55 025 0041

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb
TEMPERATURE degF 22.1 20.8 19.8 18.3 18.5 18.3 19.9 26.1 31.1 33.6 35.7 36.6 37.8 38.9 39 39.6 39 36.9 35.3 33.7 33.3 33.6 34.5 32.8
WIND SPEED mph 1.7 1 0.6 0.9 1 0.7 1.9 3.3 5.4 7.8 7.4 8.6 7.9 7.5 7.6 7.4 6.3 6.8 6.6 6.1 6 5.8 5.5 3.7
WIND DIRECTION Degrees 110 91 65 81 128 63 98 125 140 149 149 151 144 138 130 124 125 114 120 113 114 104 112 115
PM2.5 ug/m3

Horicon Wildlife Area AQS ID - 55 027 0001

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb 33 34 35 35 35 34 23 29 34 36 36 40 42 43 44 45 46 45 43 43 44 43 39 37
CO ppm 0.168 0.168 0.166 0.149 0.159 0.177 0.18 0.184 0.182 0.195 0.17 0.165 0.168 0.168 0.155 0.141 0.143 0.16 0.171 0.168 0.168 0.179 0.178
SO2 ppb 0.2 0.234 0.165 0.079 0.041 0.113 0.236 0.548 1.547 0.946 0.53 0.951 1.115 0.908 0.387 0.253 0.336 0.432 0.659 0.638 0.577 0.802 0.65
NO ppb 0.031 0.022 0.026 0.039 0.044 1.144 1.648 1.121 1.572 2.428 1.031 0.915 0.964 0.744 0.427 0.172 0.094 0.03 0.025 0.036 0.037 0.035 0.041
NOy-NO ppb 3.081 3.06 2.344 2.486 3.581 9.546 6.511 4.362 4.776 6.351 4.385 4.132 4.473 4.633 3.482 1.882 2.363 4.093 5.301 4.588 3.991 4.788 5.106
NOy ppb 3.109 3.077 2.365 2.53 3.614 10.671 8.123 5.482 6.33 8.764 5.401 5.042 5.429 5.377 3.908 2.054 2.458 4.122 5.325 4.624 4.028 4.823 5.147
PM10 ug/m3 (25C) 9 6 7 7 5 2 17 17 13 15 19 12 17 15 14 16 7 5 4 14 11 12 13 12
PM COARSE (10-2.5) ug/m3 7 4 5 5 5 4 16 9 6 12 15 8 14 11 8 9 5 6 0 8 -1 5 6
WIND SPEED mph 2.7 4.3 3.8 2 2.4 1.7 3.3 8.3 10.4 12.9 13.9 12.6 12.6 13.2 14 16.1 15.2 11.2 8 10.3 12.6 13.8 13.8 14
WIND DIRECTION Degrees 113 103 102 139 172 136 106 127 137 133 128 131 130 123 116 117 123 129 125 122 118 121 110 116
BAROMETRIC PRESSURE inHg 30.22 30.21 30.2 30.2 30.2 30.21 30.21 30.22 30.19 30.2 30.17 30.18 30.16 30.12 30.1 30.05 30.05 30.05 30.03 30 29.97 29.94 29.88 29.83
PRECIPITATION inches 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
TEMPERATURE degF 24.2 24.9 24.7 24.4 25 24.9 27.5 31.3 34.1 36.2 38.3 40.3 41.3 41.6 40.5 38.3 36.3 34.4 32.9 33.1 33.7 34.3 34.4 35.4
RELATIVE HUMIDITY %RH 69.7 67.1 70.8 73.6 75.8 77.6 76.1 71.3 63.9 52.9 47 41.4 38.3 36.7 35.4 34.7 34.1 36.8 42.4 44.7 43.9 46.5 54.6 58.3
PM2.5 ug/m3

Newport Park AQS ID - 55 029 0004

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb 42 41 43 45 45 45 45 45 45 46 47 46
WIND SPEED mph 4.2 5.2 5.3 5 4.7 3.2 2.1 2.3 2.6 3 3.6 3.8 3.4
WIND DIRECTION Degrees 156 168 174 184 191 188 135 112 118 114 105 99 106
TEMPERATURE degF 74 74 73 73 74 74 73 74 73 74 74 73 72 72 72 72 72 73 72 73 73 73 74 73

Eau Claire DOT Sign Shop AQS ID - 55 035 0014

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb 0 0 1 0 1 8 19 31 35 37 39 42 45 46 46 45 43 42 37 36 37 39 38
WIND SPEED mph 2.4 2.5 2.1 2.2 1.6 2.1 2.5 6 7.3 8.9 8.5 8.6 8.8 7.7 7.4 7.4 6.2 3.9 3.1 4 6.2 8.2 6.7
WIND DIRECTION Degrees 131 135 132 128 128 126 134 155 145 156 164 164 164 147 158 165 173 158 133 142 134 121 115
TEMPERATURE degF
PM2.5 ug/m3
PM10 ug/m3 (25C)
PM COARSE (10-2.5) ug/m3

Potawatomi AQS ID - 55 041 0007

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb 37 36 35 33 33 33 31 33 36 40 42 43 41 45 47 47 44 42 42 41 42 44 44 42
WIND SPEED mph 5.1 5.1 5 5.1 5.3 4.9 5.2 5.4 5.4 5.9 7.2 7.8 8 7 7.1 7.2 6.5 6.4 7.2 7.1 6.1 6 5.1 5.8
WIND DIRECTION Degrees 197 208 210 215 209 195 195 194 184 170 149 152 152 153 164 142 130 142 141 145 152 149 136 124
RELATIVE HUMIDITY %RH 68.1 71.6 74.1 74.3 71.7 71.8 69.7 62.4 53.6 45.6 38.4 34 29.2 27.5 27.2 30.7 36 44.3 54.3 58.9 54.6 44.2 44.2 48.2
TEMPERATURE degF 20.4 19.5 19.2 19.4 20 19.8 20.9 23.7 27.4 30.8 34 36.3 38.5 40.2 41.7 41.6 40.6 37.9 34.6 31.4 29.5 29 28.5 28.2
PM2.5 ug/m3

Potosi AQS ID - 55 043 0009

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
PM2.5 ug/m3

Jefferson-Laatsch AQS ID - 55 055 0009

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb

Chiwaukee Prairie AQS ID - 55 059 0019

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb 40 45 44 46 48 49 47 47 43 35 34
TEMPERATURE degF 30.5 31.1 30.9 30.3 28.2 29.7 30.3 31.2 31.8 32.1 32.3 33 33.7 33.9 32.9 32.2 32.5 32.6 33.1 33.8 34.7 35.7 36.4 36.2
WIND SPEED mph 6.5 7.4 5.1 4.5 4.8 8.7 9.9 11.1 10.9 10.3 10.1 9.1 7.8 8.1 8.6 9.5 7.3 8.7 7.2 7.9 7.7 7.9 10.6 12.2
WIND DIRECTION Degrees 71 66 97 132 155 135 137 140 138 134 136 134 126 126 115 102 112 106 104 92 101 109 122 131
PRECIPITATION inches
SOLAR RADIATION w/m2
PM2.5 ug/m3

Kenosha-Water Tower AQS ID - 55 059 0025

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb
TEMPERATURE degF

Kewaunee AQS ID - 55 061 0002

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb

La Crosse DOT AQS ID - 55 063 0012

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb 19 24 31 36 40 39 37 38 36 37 42 46 47 49 51 51 53 50 48 46 46 43 37 40

Lake Dubay AQS ID - 55 073 0012

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb
PM2.5 ug/m3

Bayside AQS ID - 55 079 0085

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb

Milwaukee-16th St. Health Center AQS ID - 55 079 0010

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb
PM2.5 ug/m3

Milwaukee-College Ave NR AQS ID - 55 079 0056

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
CO ppm 0.322 0.44 0.764 0.586 0.808 0.774 0.556 0.258 0.221 0.212 0.211 0.203 0.188 0.194 0.19 0.206 0.217 0.212 0.231 0.232 0.223 0.217 0.216 0.207
NO2 ppb 32.3 40.9 41.5 43.8 44.3 36.7 12.9 6.1 5.1 4.4 4.4 3.8 3.6 3.5 4.7 5.7 7.3 9.8 13.5 11.5 10.1 6.8 6.5
WIND SPEED mph 1.8 1.8 2.1 1.1 1.9 1.2 3.5 6.9 8.5 10.5 11.6 12.4 10.7 9.6 8.4 6.7 6.6 5.1 3.2 3.9 4.2 4.7 6.6 9.8
WIND DIRECTION Degrees 359 315 323 279 212 116 142 135 130 132 135 135 129 123 121 106 116 111 87 89 83 88 98 113
TEMPERATURE degF 25.1 24.1 23.7 23.5 24.1 25.5 28 30.7 31.7 31.7 32.4 33 34.2 34.2 33.2 33.1 32.2 31.7 31.2 31.7 32.9 33.8 35.3 35.6
PM2.5 ug/m3
PM10 ug/m3 (25C)
PM COARSE (10-2.5) ug/m3

Rhinelander Tower AQS ID - 55 085 0996

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
SO2 ppb 1.1 1.3 0.9 1.3 1.3 1.3 1.3 2 2 1.7 1.4 1.4 1.8 4.8 9 1.9 2.1 2.3 3.5 2.9 2.3 2.8 2.4 2.5
WIND SPEED mph
WIND DIRECTION Degrees
TEMPERATURE degF

Appleton AQS ID - 55 087 0009

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb
PM2.5 ug/m3

Grafton AQS ID - 55 089 0008

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb
TEMPERATURE degF
WIND SPEED mph
WIND DIRECTION Degrees

Harrington Beach Park AQS ID - 55 089 0009

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb
TEMPERATURE degF 20.9 20.6 21.2 21.2 24.6 27.6 29.3 31.6 32.6 32.7 32.8 32.9 33.4 33.3 32.8 31.6 31.4 30.5 29.4 30.3 30.8 31.7 33.3 34.4
WIND SPEED mph 3.6 3.6 3.9 3.3 4 6.6 6.1 8.3 9.3 11.1 11.6 11.6 10.6 10.5 9.2 8.6 7.3 4.7 5.3 7.4 9.1 9.8 9.4 11.9
WIND DIRECTION Degrees 320 327 327 338 123 133 141 129 127 129 138 149 146 146 120 115 140 133 107 88 76 74 87 101
PM2.5 ug/m3

Beloit-Converse AQS ID - 55 105 0030

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb

Devils Lake AQS ID - 55 111 0007

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb 29 29 28 30 35 36 37 38 37 37 38 42 41 41 41 45 45 44 42 40 43 42 40 36
PM10 ug/m3 (25C) 11 13 14 11 9 6 7 6 6 7 7 6 11 11 13 13 11 9 9 10 8 17 16 13
PM COARSE (10-2.5) ug/m3 5 3 6 0 2 1 5 4 2 2 1 1 4 4 5 6 6 6 5 7 0 7 5 3
WIND SPEED mph 2.4 2.5 2.2 3 3.5 4.4 3.9 5.1 5.6 4.9 5.1 5.9 5.6 4.9 6.3 7.2 7.1 6.7 7 7.3 7.3 8.2 7.2 4.9
WIND DIRECTION Degrees 104 94 107 106 108 108 99 114 110 114 123 113 119 118 107 111 113 108 108 105 104 101 102 94
TEMPERATURE degF 22.5 21.6 21.3 21.2 21.5 21.7 24 28 30.8 33.6 35.3 36.4 37.5 38.6 38.9 40.1 38.6 36.3 34.8 32.5 29.7 30 31 30.1
PM2.5 ug/m3

Sheboygan-Haven AQS ID - 55 117 0009

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb
WIND SPEED mph
WIND DIRECTION Degrees
TEMPERATURE degF

Sheboygan-Kohler Andrae AQS ID - 55 117 0006

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb
TEMPERATURE degF 22 23 25 30 31 30 31 31 31 31 31 32 32 32 32 32 32 32 32 32 32 33 35 35
WIND SPEED mph 2.8 2.7 2.3 6.3 8.9 12 11.1 10 11.3 13 13.5 12.9 12.7 11.5 9 7 7.7 7.2 7.8 8.6 10.6 9.7 12.5 15.2
WIND DIRECTION Degrees 297 327 50 94 137 147 156 149 146 146 149 158 166 156 157 142 137 149 109 90 75 82 99 106

Trout Lake AQS ID - 55 125 0001

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb

Waukesha-Cleveland Ave. AQS ID - 55 133 0027

Parameters Units Max Min 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23
OZONE ppb
TEMPERATURE degF 22.7 21.5 20.8 20.3 20.3 20.3 22.4 28.8 32.4 34.8 36 37.6 38.5 38.9 37.2 35.6 34 33 32.1 32.2 32.9 34 34.9 35.8
WIND SPEED mph 2.5 1.3 1.4 1.4 1 1.4 1 4.2 7.4 9.2 10.4 9.2 8.7 8.3 8.6 8.7 9 7.5 5.1 5 6.6 7.2 7.7 9.8
WIND DIRECTION Degrees 16 28 12 9 81 25 71 134 128 125 126 138 131 119 115 114 119 126 114 112 109 109 108 119
PM2.5 ug/m3
PM10 ug/m3 (25C)
PM COARSE (10-2.5) ug/m3