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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 34 34 37 38 40 41 38 38 40 41 42 43 44 45 45 46 46 46 44 42 42 43 41 36
WIND SPEED mph 1.4 4.3 5.3 3.1 4.3 3.6 1.6 4.6 7.4 9.9 11.6 11.2 12.2 11.5 10.7 10.7 9.3 7.2 4.7 4.9 6.1 6.2 4.9 2.1
WIND DIRECTION Degrees 279 299 322 303 311 313 277 286 311 317 309 310 317 318 310 298 289 283 260 250 251 253 244 237
TEMPERATURE degF 29.9 30 30.5 29.4 28.7 28.1 27.7 30.6 31.9 33.3 34.1 35.9 37.9 39.1 40.8 41.6 42.4 41.8 39 37 36.7 36.2 35.5 33.3
RELATIVE HUMIDITY %RH 62.7 58.5 49.7 48.4 45.2 44 45.5 42.9 39 36.8 34.1 33.5 32.6 32.1 31.1 29.8 29.7 31.3 35.4 38.6 40.3 42.7 44.4 50
BAROMETRIC PRESSURE inHg 30.28 30.3 30.32 30.32 30.34 30.36 30.37 30.39 30.39 30.39 30.39 30.37 30.36 30.34 30.32 30.31 30.29 30.27 30.25 30.25 30.25 30.24 30.24 30.23
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 41 38 35 35 36 38 37 38 41 43 43 44 44 44 45 45 45 43 42 43 42 41 39 38

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 44 42.2 40 38 36 34.5 33.4 34.1 35.9 37 38.7 40.2 41.5 42.6 43.6 43.9 44 42.5 39.1 37.1 32.9 30.1 29.5 27.7
WIND SPEED mph 16.7 16.9 20.2 14.9 15.7 15.5 11.4 12.6 16.9 17.9 14.3 12 12.3 13.9 9.9 9.9 10.3 7.9 3.9 3.1 1.5 0.7 0.6 1
WIND DIRECTION Degrees 5 7 10 5 12 18 12 0 9 15 0 350 346 355 331 325 334 349 327 323 256 255 261 222
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 33 33 32 34 36 35 36 40 42 43 44 45 44 45 45 45 44 41 36 39 38 37 35
CO ppm 0.137 0.13 0.125 0.108 0.116 0.121 0.12 0.116 0.114 0.114 0.118 0.118 0.117 0.122 0.121 0.118 0.118 0.125 0.127 0.128 0.127 0.137 0.156
SO2 ppb 0.175 0.159 0.105 0.074 0.071 0.053 0.103 0.217 0.208 0.204 0.21 0.442 0.173 0.364 0.286 0.23 0.223 0.248 0.143 0.179 0.174 0.145 0.169
NO ppb 0 0 0.027 0 0 0 0.06 0.098 0.052 0.171 0.088 0.11 0.051 0.086 0.09 0.037 0 0 0 0.022 0.217 0.591 0.261
NOy-NO ppb 0.441 0.338 0.234 0.319 0.524 0.38 0.505 0.47 0.444 0.413 0.535 0.643 0.506 0.676 0.852 0.746 0.755 0.893 0.988 1.115 1.788 2.619 4.444
NOy ppb 0.43 0.321 0.261 0.297 0.504 0.379 0.565 0.568 0.497 0.584 0.623 0.754 0.558 0.763 0.943 0.785 0.735 0.869 0.961 1.141 2.008 3.205 4.717
PM10 ug/m3 (25C) 0 -1 0 0 -2 -3 -1 2 3 10 7 4 4 4 4 8 6 4 2 4 5 4 4 5
PM COARSE (10-2.5) ug/m3 -9 -3 2 1 4 5 3 13 12 6 1 1 3 9 6 6 6 8 6 5 5 3
WIND SPEED mph 5.6 7.8 8.2 8.3 8.6 6 6.7 10 9.9 10.8 10.2 13.3 14.8 17.2 17 15.1 16.1 10.7 5.5 7.5 3.8 4 3.1 3
WIND DIRECTION Degrees 348 347 348 351 359 5 339 340 349 350 349 332 328 331 328 327 328 328 324 329 306 287 281 258
BAROMETRIC PRESSURE inHg 30 30.04 30.09 30.11 30.17 30.21 30.24 30.27 30.28 30.3 30.3 30.3 30.27 30.25 30.26 30.25 30.23 30.24 30.24 30.25 30.25 30.25 30.24 30.22
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 40.6 39.1 37.5 35.4 34.1 32.4 32 33.9 36.2 37.2 39.2 40.5 41.4 42.3 42.7 43.1 42.2 39.6 35.4 32.6 33.2 33.1 32.5 31.8
RELATIVE HUMIDITY %RH 81.3 73.8 69.4 65.9 60.9 49.1 52.9 44.3 32.5 27.7 25.4 24.7 24.4 25.8 26.5 26.9 26.9 30.4 38.6 47.4 41.2 37.9 38.5 39.1
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 72 74 73 75 73 74 73 74 74 74 74 74 74 75 73 74 74 74 73 74 73 74 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 8.8 9.5 6.5 6.5 7.9 4.5 4.6 5.5 7.6 7.9 8.2 9 8.3 8.6 7.8 6.9 6.8 5.7 3.2 2.2 0.6 0.6 1.5 1.1
WIND DIRECTION Degrees 346 347 340 336 339 320 326 333 341 335 319 316 321 328 322 317 314 309 288 279 265 124 141 164
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 36 36 34 35 36 37 39 39 41 41 42 42 43 44 44 44 44 43 43 42 42 41 42 42
WIND SPEED mph 9.7 7.5 7.8 7.6 7.8 8.1 9 9.4 10.5 10.7 11.8 11.2 11.4 12.7 11.7 12.1 11.1 7.6 5.5 6.7 6.7 7.1 8.2 8.5
WIND DIRECTION Degrees 344 339 323 313 318 320 319 322 330 324 320 315 316 313 318 316 312 312 287 280 273 272 277 286
RELATIVE HUMIDITY %RH 63.2 59.7 60.9 63.1 59.2 55.7 48.2 47.4 39 36.6 35.2 34.3 31.4 27.9 29.3 32 33.8 36.6 39.6 41.4 42 41.8 42.5 44.4
TEMPERATURE degF 27.9 26.2 25.4 24.7 24.5 23.9 23.8 24.9 26.2 27.6 29 30.2 31.4 32.4 33.2 33.4 33.3 32.6 31 30.5 30 29.9 30 30.1
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 39.4 40.4 38.5 36.5 36 35.5 34.9 35.4 36.1 36.3 36.5 36.6 36.8 37.5 37.5 37.5 37.1 35.2 31.4 29.9 29 31.3 31.6 31.8
WIND SPEED mph 17.2 18.8 23.7 25.3 27.4 28.1 23.1 20.4 20.3 21.6 19 16.8 13.8 9.6 7.9 5.7 5.3 6 4 3.9 3.8 5.2 4.8 5.2
WIND DIRECTION Degrees 13 19 28 25 24 27 20 17 21 31 38 43 48 62 76 104 138 175 203 234 270 288 285 285
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 42 12 18 18 11

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 0.155 0.136 0.434 0.148 0.199 0.23 0.287 0.254 0.216 0.188 0.183 0.18 0.186 0.195 0.303 0.244 0.215 0.217 0.208 0.27 0.287 0.296 0.28 0.284
NO2 ppb 12 4.3 8.3 13.6 16 22 22.9 18.4 17.6 15.4 17.7 14.3 13 14.9 11.6 12.5 15.9 18.4 31.8 30.4 31.2 30.5 28.4
WIND SPEED mph 10 11.6 10.3 9.3 9.2 11.2 9.8 9.2 9.8 8.9 8.7 8.3 8.2 9.8 8.5 10.6 11 7.6 6.8 3.6 3.5 3.6 3.5 2.8
WIND DIRECTION Degrees 20 19 18 16 13 15 12 6 4 352 338 331 325 323 325 319 318 324 320 310 318 303 308 282
TEMPERATURE degF 41.8 42.7 37.7 35.5 36.2 35 34.1 35.5 36.6 37.9 38.8 40.1 40.9 41.7 43 43.1 42.8 42 39.8 38 36.7 35.1 34.1 32.5
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 1 1.1 1 0.7 0.8 1 1 0.9 0.9 0.9 1 1.1 1 1 1 1 1 1.1 1.1 1.1 1.1 1.1 1
WIND SPEED mph 7.8 6.9 6.5 8.1 8.6 7.9 8.4 8 9.8 10.3 12.5 11.8 11 13.3 11 10.5 9.2 7.5 5.2 3.2 3.6 4.4 5.1 4.1
WIND DIRECTION Degrees 346 338 321 317 317 318 314 319 323 322 315 319 315 326 314 318 304 308 301 273 258 260 276 278
TEMPERATURE degF 28.6 27.5 27 26.7 26.2 25.4 24.9 26.1 27.1 28.5 29.7 30.8 33 33.8 34.8 35.4 35.9 34.8 32.9 30.7 29.9 29.8 30.6 29.4

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 40.8 37.9 35.1 34.8 32.9 31.4 31.7 32.9 34.4 35.8 37 38.2 38.6 39.5 40.3 40.9 40.4 38.6 35.6 33.8 31.6 31 30.8 30.5
WIND SPEED mph 11.9 14.2 16.7 14.6 15.4 11.8 11.2 13.4 17.4 16.6 15.3 13.8 14.7 14.5 16.3 15.1 14.8 12.2 5.2 4 3.3 5 5.3 5.1
WIND DIRECTION Degrees 351 9 6 359 356 352 338 335 342 340 333 328 313 316 318 315 312 315 302 294 279 272 278 279
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) 5 4 5 6 5 7 5 3 4 4 2 4 5 3 3 4 3 4 7 6 6 7 6 5
PM COARSE (10-2.5) ug/m3 3 3 2 4 5 8 5 2 4 4 4 4 5 5 5 2 2 6 7 3 2 3 4 3
WIND SPEED mph 4.5 4.8 5 5.2 4.7 3.9 3.3 4 4.7 4.9 6 5.8 5.6 7.7 8.3 6.5 6.1 4.6 2.9 0.5 0.6 1.9 2 2.5
WIND DIRECTION Degrees 360 5 5 8 10 10 359 355 2 9 339 338 340 315 310 322 324 328 308 310 80 66 73 70
TEMPERATURE degF 40.3 38.9 35.9 33.6 32 30.5 29.6 33 35.4 37.2 38 39.4 41.2 41.1 41.9 42.5 42.1 40 36.6 33.2 27.9 25.7 25.2 23.9
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 36 35 35 33 32 32 35 35 37 38 39 41 41 42 43 42 40 35 31 29 28 28 27
WIND SPEED mph 6.8 11.8 8.9 8.9 9 7 4.8 5.9 7.7 8 7.2 6.3 4.7 5.5 5.3 4.5 3.9 3 0.8 0.4 0.5 0.3 0.5 0.5
WIND DIRECTION Degrees 346 8 358 350 345 341 331 331 339 339 330 328 316 311 307 296 292 309 285 258 273 244 275 266

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 43.8 43.1 41.8 39.8 37.6 35.1 33.6 34.7 35.5 36.9 37.6 39 40.1 41.5 42.1 42.5 42.2 40.7 38.1 35.9 33.6 32.3 31.3 29.7
WIND SPEED mph 8.6 9 9.9 10.9 11.6 10.1 8 9.4 10.7 10.8 11.3 9.4 11 10.3 12.6 11.5 10.9 9.4 4.7 2.6 2.1 2.4 3.2 2.1
WIND DIRECTION Degrees 358 355 348 346 353 356 355 338 342 339 339 328 312 310 309 309 303 306 307 304 296 296 288 267
PM2.5 ug/m3
PM10 ug/m3 (25C)
PM COARSE (10-2.5) ug/m3