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Noise monitoring program
Active Air Quality Notification
  • An air quality ADVISORY for Unhealthy PM2.5 levels is in effect from 8/2/2025 12:00 to 8/3/2025 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,Iowa,Green Lake,Iron,Jackson,Jefferson,Juneau,Kenosha,Kewaunee,La Crosse,Langlade,Lafayette,Lincoln,Manitowoc,Marathon,Marinette,Marquette,Menominee,Milwaukee,Monroe,Oconto,Oneida,Outagamie,Ozaukee,Pepin,Pierce,Polk,Portage,Price,Racine,Richland,Rock,Rusk,Sawyer,Sauk,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 41 43 41 42 41 40 37 36 35 34 34 34 34 35 36 36 37 37 33 26 25 36 38 39
WIND SPEED mph 6.2 5.4 5.4 6 5.8 5.8 4.1 0.5 0.5 0.5 0.5 0.5 4.4 6 5 3.7 3.7 1.2 0.6 0.5 1 4.6 4.9 5.3
WIND DIRECTION Degrees 341 328 337 327 330 325 296 296 320 12 5 16 33 60 48 33 9 338 251 203 236 357 14 4
TEMPERATURE degF 31.9 30 28.8 27.4 25.4 23.9 23 24.7 24.9 24.6 24.6 25.2 25.6 26.3 28.8 31 31.5 30.1 28.6 27.8 26.6 27.6 27.1 26.6
RELATIVE HUMIDITY %RH 65.5 57.2 55.5 56.1 55.2 58.9 61.6 56 55.6 56.8 55.7 54.7 53.4 50.5 46 43.7 41.3 42.6 43.2 50.1 55.5 54.1 53 50.9
BAROMETRIC PRESSURE inHg 30.05 30.08 30.1 30.12 30.15 30.18 30.2 30.22 30.25 30.28 30.28 30.29 30.3 30.29 30.28 30.27 30.26 30.25 30.25 30.26 30.26 30.27 30.29 30.31
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 29 28 28 33 33 30 29 36 38 40 41 43 44 45 46 47 45 45 44 44 42 36 31 29

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 43.8 42 41.4 39.3 39.3 39.3 38.9 38.8 39.7 41.3 42.5 44.7 45.6 47.1 48.2 48.5 48.3 47.1 43.7 40.3 38.2 36.2 35.5 33.2
WIND SPEED mph 2.5 3 4.4 11.2 9.7 10 10.6 10.3 8.7 7.8 8.3 7.9 8.8 8 7.7 8.3 7.6 7.4 7.9 5.9 6.6 2.8 1.9 1.5
WIND DIRECTION Degrees 165 207 315 9 354 348 345 346 342 321 312 316 300 308 315 321 316 354 6 33 32 36 76 98
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 35 31 34 31 28 27 29 35 38 39 40 42 44 46 46 46 46 45 42 39 36 34 34 31
CO ppm 0.16 0.163 0.15 0.123 0.143 0.143 0.142 0.138 0.135 0.135 0.13 0.127 0.123 0.119 0.122 0.119 0.116 0.128 0.129 0.146 0.156 0.161 0.165
SO2 ppb 0.263 0.251 0.189 0.127 0.082 0.111 0.142 0.139 0.129 0.144 0.156 0.296 0.402 0.456 0.51 0.256 0.246 0.334 0.323 0.098 0.106 0.101 0.107
NO ppb 0 0.004 0.001 0 0 0.017 0.05 0.059 0.09 0.111 0.123 0.112 0.065 0.077 0.058 0.032 0.104 0.013 0 0 0 0 0.01
NOy-NO ppb 3.035 2.984 2.115 2.319 2.245 1.35 0.624 0.574 0.584 0.797 0.949 0.932 0.79 0.807 0.788 0.68 0.746 0.989 1.154 1.778 2.145 2.366 2.793
NOy ppb 3.029 2.989 2.114 2.318 2.238 1.369 0.674 0.635 0.674 0.909 1.072 1.045 0.855 0.886 0.847 0.713 0.852 1.003 1.147 1.774 2.142 2.359 2.803
PM10 ug/m3 (25C) 8 11 8 5 3 4 3 5 4 1 1 5 8 5 2 2 3 1 1 4 2 3 7 5
PM COARSE (10-2.5) ug/m3 10 11 5 3 2 -2 -1 6 6 4 4 5 7 5 2 6 4 6 4 3 8 5
WIND SPEED mph 2.7 3.9 5 2.9 7.1 10.2 6.4 6.5 7.3 6.4 8 10.3 10 9.8 10.6 10.3 9.8 8.3 4.8 1.1 7 4.6 2.9 2.6
WIND DIRECTION Degrees 146 37 16 347 333 328 348 352 351 355 334 326 327 325 321 326 327 335 4 112 146 157 138 112
BAROMETRIC PRESSURE inHg 29.86 29.87 29.9 29.9 29.92 29.97 30.01 30.04 30.08 30.09 30.12 30.11 30.12 30.1 30.09 30.11 30.1 30.12 30.12 30.14 30.15 30.16 30.17 30.17
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 44.3 42.6 40.3 38.2 36 36.4 36.8 37.9 39.9 41.6 44 45 46.6 47 47.7 48.2 47.3 44.1 38.7 35.4 30.6 29.9 30.1 30.5
RELATIVE HUMIDITY %RH 60.6 65.4 75 79.3 84.7 85.8 78.8 65.3 53.9 49.2 44.8 40.2 34.1 27 26 25.1 25.4 28.3 39.2 48.5 70.9 73.8 73.6 73.8
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 73 74 73 73 74 73 74 73 74 74 73 74 74 74 74 73 74 74 74 74 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 31 34 34 38 35 37 37 38 38 38 39 41 43 43 42 42 41 40 38 38 35 34 34 34
WIND SPEED mph 8.6 8.8 8.5 8.6 5.2 6.4 5.7 6.8 6.9 5.8 6.2 5.5 5.9 6.1 5.9 6.5 5.2 4.1 3.5 3 2.4 1.9 2.1 1.9
WIND DIRECTION Degrees 334 338 341 342 336 327 323 326 323 336 343 326 327 332 319 323 346 1 4 17 7 14 3 17
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 36 38 38 41 43 43 42 40 39 39 38 37 37 37 37 37 38 39 39 38 38 38 38 37
WIND SPEED mph 7.6 8.1 9.2 8.7 7.4 8.3 7.5 7.1 7.4 8 7.5 7.3 6.9 8.4 9.3 9 9.2 7.7 5.8 3.8 4.6 3.6 1.6 1.3
WIND DIRECTION Degrees 321 323 325 332 339 330 327 339 347 335 313 314 294 303 294 301 315 319 330 349 14 31 15 37
RELATIVE HUMIDITY %RH 94.4 87.8 79.1 74.1 63.2 64.9 67.3 68.9 63.1 57.6 53.6 50.3 49.2 44.3 38.2 37.3 37.3 37.7 39.3 43.1 46.3 47.6 49.1 49
TEMPERATURE degF 33.5 31.6 29.7 27.6 25.4 23.9 23.1 23.1 23.3 24.1 25.1 26.4 27.8 29.3 30.2 30.1 29.3 27.6 25.1 23.7 22.6 21 19.5 18.9
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 41.6 39.9 38.3 37.5 37.7 38.1 39.2 42.2 43.6 39.5 39.8 38.9 37.5 37 37 36 35.2 33.5 31.6 31.6 31.5 30.5 30.4 32.1
WIND SPEED mph 10.7 9.2 6.7 4 6.2 9.3 8.8 11.7 10.2 14.8 12.5 14.7 12.9 12.1 9.6 9.8 7.8 9.3 6.7 8 4.4 0.6 2.8 7.2
WIND DIRECTION Degrees 232 219 213 253 305 306 316 339 17 31 35 45 51 54 67 65 68 57 58 43 54 347 51 63
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 30 33 32 34 36 36 37 38 38 39 41 44 46 46 45 46 44 45 43 39 34 32 37 37

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 0.278 0.218 0.508 0.243 0.271 0.306 0.273 0.273 0.279 0.18 0.207 0.214 0.198 0.166 0.172 0.179 0.171 0.2 0.186 0.214 0.238 0.263 0.255 0.217
NO2 ppb 18.3 7.3 13.5 15.4 21.3 18.5 15.1 13.7 3 3.9 6.4 3.9 2.4 3 2.5 2.2 4.8 3.5 8.8 10 14.9 9.3 6
WIND SPEED mph 4.6 7 6 3 3.8 3.9 6.8 6.6 5.7 5.3 5.8 5.4 5.5 5.7 5.7 5.1 4.5 4 2.3 1.8 1 1.9 2.7 3.1
WIND DIRECTION Degrees 196 211 223 289 293 305 341 351 350 69 53 40 49 59 64 65 73 74 73 45 4 28 31 27
TEMPERATURE degF 40.9 40.4 39.2 37.9 38.4 38.1 41 42.4 42.9 42.1 43.1 41.6 40.6 39.5 37.7 36.5 35.2 32.8 30.1 29.2 29 28.4 29.8 30.4
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 1.6 1.5 1.2 1.4 1.5 1.6 1.5 1.5 1.3 1.2 1.2 1.3 1.2 1.1 1.1 1.1 1.1 1.2 1.3 1.2 1.2 1.2 1.2 1.1
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 41.4 40.3 40.4 40.7 39.9 39.2 39.5 38.9 39.1 40.6 39.6 37 36.2 34.7 32.8 31.6 30.7 29.2 26.9 25.4 25.9 28.4 28.4 28.4
WIND SPEED mph 2 3.3 4.5 5.1 7 9.4 10 14 14.4 10.7 8.2 10 9.7 9.7 10.7 9.1 6.3 5.4 3.8 2 1.9 4.1 5.1 7
WIND DIRECTION Degrees 203 246 312 308 314 325 336 341 340 344 31 43 44 47 56 67 70 74 71 110 11 46 52 45
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 34 28 34 34 34 35 33 34 37 40 41 42 44 46 46 46 47 46 44 42 42 40 40 39
PM10 ug/m3 (25C) 19 18 6 7 13 8 7 7 6 4 1 5 4 3 5 3 0 -2 2 2 4 5 4 3
PM COARSE (10-2.5) ug/m3 13 14 2 0 6 3 2 2 3 4 -1 2 4 6 6 1 -2 -1 3 2 0 4 2 -1
WIND SPEED mph 1.5 2.9 2.7 2.6 5.5 4.3 4.7 4.1 5.6 4.7 5.6 5.1 6 6 4.8 4.6 4.3 3.3 1.9 1.7 2.1 2.7 2.4 2.6
WIND DIRECTION Degrees 78 22 36 349 335 345 342 337 328 333 320 313 304 311 321 328 329 340 353 23 38 29 37 27
TEMPERATURE degF 39.9 36.8 37.5 36.8 37.4 36.1 35 35.5 36.3 38.8 40.5 42.7 43.4 45.1 46.9 47.3 46.3 42.1 38.5 35.4 34 33.4 34.2 32.7
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 43 40 38 39 40 40 41 40 40 39 35 34 33 31 31 31 30 30 29 29 28 29 29 29
WIND SPEED mph 1.2 1.9 1.4 0.6 1.6 3.4 5.3 6.8 6.4 11.8 15.1 15.8 15.6 13.3 13 10.7 7.2 5.4 5 4.8 3.5 7.2 10.8 13
WIND DIRECTION Degrees 244 233 260 284 309 325 341 346 346 26 37 37 34 41 52 61 72 83 64 66 61 56 43 38

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 41 40.2 38.8 37.8 37.4 38.9 40.1 40.5 41.6 43.1 44.1 45.2 46.3 47.7 45.2 41.4 38 34.5 31.3 29.9 29.5 29 30 29.8
WIND SPEED mph 3.3 2.7 2 3 2 4.9 5.3 5.3 6.9 7.1 8.5 9 8.2 7.6 3.7 4.8 5.9 6.5 4.8 2.9 1.8 1.3 1.7 2.7
WIND DIRECTION Degrees 165 181 226 337 293 321 319 318 325 303 298 299 293 306 59 90 108 119 110 104 115 107 71 62
PM2.5 ug/m3
PM10 ug/m3 (25C)
PM COARSE (10-2.5) ug/m3