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Noise monitoring program
Active Air Quality Notification
  • An air quality ADVISORY for Unhealthy PM2.5 levels is in effect from 8/3/2025 12:00 to 8/4/2025 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 20 19 22 26 28 31 34 35 38 40 42 43 43 43 44 45 45 44 42 38 30 22 9 13
WIND SPEED mph 0.5 0.7 0.6 0.9 1 1.5 2.6 4 5.1 7.1 6.1 5.8 5.3 5 4.7 3.8 4.4 3.1 0.6 0.7 0.6 0.5 0.5 0.5
WIND DIRECTION Degrees 201 211 225 223 213 222 224 241 275 329 23 43 78 77 82 76 96 86 104 115 143 238 228 227
TEMPERATURE degF 29.8 29.7 30.8 30.8 31.5 31.3 32 35.9 41 43.1 43.8 43.4 42.2 42.5 44.8 45.7 46.5 42.5 39.4 38.9 38.8 34.6 30.8 29
RELATIVE HUMIDITY %RH 73.7 76.2 72 71.5 72.4 74.5 75.6 70.9 65.7 60.4 48.9 50.3 53.2 51.9 42 33.7 24.4 34.1 43.2 39.4 37.5 51.2 64.5 69.8
BAROMETRIC PRESSURE inHg 30.09 30.11 30.12 30.13 30.14 30.17 30.19 30.22 30.26 30.3 30.31 30.33 30.34 30.33 30.34 30.34 30.34 30.34 30.34 30.34 30.34 30.35 30.35 30.35
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

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 38.1 37.7 34.1 32.2 30.8 30.8 30.4 34.6 42.6 46.5 49.9 51.8 52.3 53.5 54.5 55.3 56.4 54.6 47.9 43 40.2 40.4 36.4 34.3
WIND SPEED mph 1.4 2 0.5 1 0.5 0.6 1.4 2.3 5 7.2 5.2 3.3 4.6 4.9 4.4 4.3 3 2.2 1.1 1.1 2.1 2.7 0.1 0.8
WIND DIRECTION Degrees 323 313 270 221 222 266 323 307 27 24 26 356 265 270 272 255 265 233 171 181 166 159 348 193
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 27 26 25 26 26 28 31 29 31 38 41 45 46 47 47 48 46 49 44 42 41 39 35
CO ppm 0.216 0.226 0.229 0.177 0.172 0.161 0.163 0.153 0.142 0.135 0.118 0.115 0.113 0.167 0.168 0.114 0.111 0.116 0.137 0.152 0.172 0.176 0.192
SO2 ppb 0.139 0.117 0.091 0.069 0.006 0.044 0.048 0.208 1.817 1.352 0.391 0.239 0.155 0.181 0.264 0.409 0.705 0.862 0.443 0.263 0.198 0.151 0.138
NO ppb 0.039 0.037 0.058 0.029 0.041 0.072 0.245 0.964 0.801 0.391 0.136 0.138 0.196 0.53 0.116 0.058 0.022 0.023 0.021 0.035 0.04 0.045
NOy-NO ppb 9.467 11.74 6.71 5.68 3.981 2.695 2.424 2.799 2.684 1.555 0.83 0.85 0.944 1.385 1.014 1.315 1.461 3.136 3.303 3.474 4.268 4.847
NOy ppb 9.513 11.766 6.758 5.7 4.03 2.766 2.667 3.761 3.475 1.947 0.964 0.986 1.137 1.912 1.13 1.376 1.486 3.157 3.305 3.51 4.307 4.896
PM10 ug/m3 (25C) 27 32 28 26 17 15 8 7 5 2 0 0 1 2 6 2 2 1 0 10 11 7 9 8
PM COARSE (10-2.5) ug/m3 -8 8 11 19 13 9 5 4 3 -1 -1 1 -2 -1 5 -1 -3 -2 -1 11 12 3 5 1
WIND SPEED mph 1.8 1.8 3.1 3 2.7 2.3 2.9 2.5 2.7 3.5 1.6 3.7 4 6.1 5.4 4.5 3.6 0.5 1.7 4 5.2 3.7 6.6 7.3
WIND DIRECTION Degrees 184 281 320 330 338 3 9 347 344 0 74 332 298 320 316 294 314 92 161 162 170 167 170 166
BAROMETRIC PRESSURE inHg 29.99 30.01 30.02 30.04 30.07 30.11 30.14 30.18 30.22 30.24 30.25 30.25 30.25 30.24 30.23 30.24 30.27 30.27 30.28 30.29 30.3 30.33 30.33 30.35
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 38.9 39.9 37.9 36.3 34.4 34.4 36 38.8 43 47.7 50.7 52.2 53.3 54.7 55.6 56.4 57.1 55 50.2 47.6 45.6 43.5 42.7 40.6
RELATIVE HUMIDITY %RH 88.2 87.3 87.3 88.4 85.9 79.1 69.2 63.6 59.8 47.9 39.9 34 32.9 31.9 31 29.4 28.1 29.2 32.4 39 44 48.1 49.5 55
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
WIND SPEED mph
WIND DIRECTION Degrees
TEMPERATURE degF 74 73 74 74 74 74 74 74 73 74 74 74 73 73 73 73 72 73 74 73 74 73 73 74

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
WIND SPEED mph 0.6 1.1 0.6 1.2 2.2 2 1.2 1.6 0.8 1.4 3.2 2.8 2.7 2.4 1.6 3.3 2.1 1.4 1.6 2 2.9 3.2 3.4 2.4
WIND DIRECTION Degrees 19 120 101 125 132 135 123 129 104 192 322 321 334 278 333 8 35 93 144 136 142 139 135 147
TEMPERATURE degF
PM2.5 ug/m3
PM10 ug/m3 (25C)
PM COARSE (10-2.5) ug/m3

Fond Du Lac AQS ID - 55 039 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

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 44 44 42 43 42 42 41 41 40 43 44 46 47 48 48 48 48 47 45 45 45 44 43 43
WIND SPEED mph 4.9 5.5 5.7 6 5.8 5.8 6.2 6.2 6.6 8.4 9.4 9.2 9.5 8.5 7.5 5.6 5.4 4.4 2.1 1.8 3.7 6 5.4 5.9
WIND DIRECTION Degrees 306 315 319 316 307 295 290 283 291 310 306 309 318 321 323 341 332 348 79 93 113 139 146 146
RELATIVE HUMIDITY %RH 51.9 56 61.9 65.7 67.3 68.6 69.7 65.5 60 57 51 43.6 40.3 41.9 36.6 26.4 20.6 21 22.7 22.7 24.1 35.2 45.2 42.1
TEMPERATURE degF 36.6 35 33.6 32.8 32.6 32 31.7 34 37.4 41.2 44.5 46.4 47.6 47.6 47.6 48.1 47.3 44.9 41.4 40.4 39.6 37.6 35.6 35
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
TEMPERATURE degF 41.2 40.4 40.5 41 40.9 40.7 39.3 39.7 40.3 40.7 41.1 41.2 41.1 42.1 44.1 44.9 44.9 41.8 37.5 36.6 35.2 34.4 37 34.2
WIND SPEED mph 8.2 10.4 9.9 7.8 6 9.7 10.9 10.8 10.3 9.8 9.3 8.6 8.1 5.7 4.4 3 3.9 3.4 4 3.5 2.9 2.7 3.2 0.3
WIND DIRECTION Degrees 279 280 299 322 333 10 8 11 15 15 20 22 26 45 67 112 147 158 188 206 214 235 223 240
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

Manitowoc AQS ID - 55 071 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
WIND SPEED mph
WIND DIRECTION Degrees
TEMPERATURE degF

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 0.232 0.232 0.541 0.272 0.372 0.29 0.423 0.264 0.167 0.148 0.131 0.13 0.144 0.134 0.14 0.149 0.181 0.193 0.275 0.402 0.402 0.356 0.33 0.343
NO2 ppb 14 21.1 29.5 39 29 31.3 21.6 11.3 7 4.5 4.1 5.3 4.8 5.7 7.1 9.3 15 27.9 46.3 47.8 35.9 34.2 30.6
WIND SPEED mph 6 4.3 5 5.4 4.7 5.2 3.3 3.2 3.3 3.5 3.8 4.1 3.2 6 6.3 5.9 6.4 3.8 3.6 3.7 4.7 5 3.9 3.9
WIND DIRECTION Degrees 252 276 316 339 8 15 23 33 41 57 58 79 95 134 135 133 133 131 162 185 189 205 221 211
TEMPERATURE degF 42 41.3 41.8 41.3 40.8 40.6 39.6 42.5 44.8 46.6 48 48.7 50.4 49.4 50 50.8 50.1 48 44.8 43.3 41.5 40.5 39.1 38.5
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 0.9 1.1 1.1 1 1.1 1.1 1.1 1 0.9 0.9 0.8 0.8 0.8 0.7 0.8 0.7 0.7 0.7 0.8 0.9 0.9 0.9
WIND SPEED mph 4.7 5 4.5 4.2 2.6 3.4 2.7 3.3 3.9 6.5 7.1 7.8 8.2 6.8 5.4 4.8 4.2 3 2.5 2 1.8 2.3 3.2 3.7
WIND DIRECTION Degrees 323 325 317 302 294 297 275 284 293 300 302 314 316 326 334 325 326 333 26 51 78 113 115 119
TEMPERATURE degF 36.7 35 33.5 32 30.7 29.7 29.3 33.5 38 42.2 44.8 46.7 47.4 47.5 48.1 48.4 47.9 45 42.2 40.2 38.5 37.2 36.7 35

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

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 41.3 42.1 41.6 39.5 37.7 35 35.1 39.3 43.5 45.9 47 47.3 47 47.3 47.5 47 45.8 42 37.9 37.1 37.5 37.7 38 37.5
WIND SPEED mph 7.5 9 10.7 6.8 6.9 4.4 4.6 4.7 5.1 4.7 4.3 6.2 7.8 8.3 8.2 7.5 6.3 5.9 6 6.7 6.5 6.9 7.6 6.3
WIND DIRECTION Degrees 294 317 336 342 345 359 334 329 4 44 85 126 137 155 168 176 178 191 204 209 208 229 220 215
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
PM10 ug/m3 (25C) 24 19 14 16 17 13 9 5 3 2 2 4 2 2 3 4 7 6 6 6 9 6 4 4
PM COARSE (10-2.5) ug/m3 4 1 5 8 9 5 2 0 -1 2 3 3 1 0 -1 2 1 1 4 6 6 1 2 4
WIND SPEED mph 2 2.6 1.2 1.2 1.8 2.7 2.4 1.7 2.2 2.3 2.1 2.4 3 2.2 1.9 1.6 1.9 0.9 2.5 3 2.9 3 1.5 1.2
WIND DIRECTION Degrees 16 15 4 41 46 64 66 73 4 13 19 350 329 328 351 326 288 26 67 68 72 72 82 110
TEMPERATURE degF 41.3 40.9 38.8 33.6 31.9 31.4 29.8 36.1 44.1 47.1 49.5 50.7 52.2 54.4 55.7 56.5 55.2 52.3 41.1 36.8 34.9 34.6 36 38.4
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 41 41 42 41 40 38 38 42 42 42 41 41 40 41 40 41 39 38 38 38 38 36 35 36
WIND SPEED mph 2.6 2.9 4.1 5 5.6 4.3 1 1.6 3.7 2.9 4.7 4.6 5.6 6.1 7.3 6.2 4.7 4.3 2.9 2.8 2.8 2.4 0.2 5.8
WIND DIRECTION Degrees 307 305 328 334 349 354 307 300 43 116 164 161 176 184 187 189 182 203 220 250 248 253 26 87

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 42.1 38.5 37.3 37.3 35.1 32.8 32.4 40.1 45.1 47.6 49.2 51.1 53.1 54.7 55 55.2 54.9 52.8 47.1 43.2 41.4 40.2 38.7 37.8
WIND SPEED mph 3.1 0.6 2.2 3.5 1.8 1.5 0.6 1 3.1 3.8 3 2.4 3.6 4.6 5.6 5.2 4.8 3.5 0.7 2.8 2.8 2.6 2.3 2.5
WIND DIRECTION Degrees 291 108 324 337 343 25 34 360 41 49 24 333 333 304 318 311 307 310 107 128 175 181 157 195
PM2.5 ug/m3
PM10 ug/m3 (25C)
PM COARSE (10-2.5) ug/m3