-
Noise monitoring program
Active Air Quality Notification
  • An air quality ADVISORY for Unhealthy PM2.5 levels is in effect from 8/4/2025 12:00 to 8/5/2025 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,Juneau,Jefferson,Kenosha,Kewaunee,Lafayette,La Crosse,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

Filter by Owner
Filter by Site:
Wednesday, 
-
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 35 33 33 35 36 36 36 36 37 38 37 38 38 39 39 38 36 33 29 18 19 24 20 23
WIND SPEED mph 7.3 7.8 6.1 6.2 7.2 7.7 8.2 7.8 8.9 9.4 10.2 10.2 10.5 10.3 9.8 9.7 9.5 6.3 2.8 0.8 1.6 3.6 1.2 2
WIND DIRECTION Degrees 283 265 260 249 253 255 251 249 253 266 270 281 280 292 297 294 288 296 267 216 227 252 218 216
TEMPERATURE degF 8.4 6.6 4.6 2.5 1.4 0.4 -1 -1.1 0.8 3.1 5.2 5.8 7 7 6.7 6.9 6.6 4.8 2.7 -0.8 -2 -0.9 -3.9 -4.9
RELATIVE HUMIDITY %RH 58.3 75.9 73 74.6 71.8 67.4 70.1 68.6 63.6 59.3 49.3 48.9 47.4 44.4 52.5 49.5 48.5 54.5 57.2 63 61.3 56.8 62.2 62.3
BAROMETRIC PRESSURE inHg 29.91 29.94 29.97 29.99 30.01 30.04 30.06 30.08 30.11 30.12 30.12 30.13 30.14 30.15 30.17 30.19 30.22 30.26 30.29 30.31 30.33 30.35 30.38 30.4
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 21.7 18.5 16 14.4 12.6 11.3 10.2 10 11.4 12.5 13.8 15.3 16.2 17.2 17.6 17.7 17.5 15.2 12.4 11.4 9.6 9.3 8.5 7.1
WIND SPEED mph 9 8.7 10.1 9.8 9.3 8.7 7.4 8.5 11.2 10.6 11.3 11.4 11 10.9 12.4 11.8 8.5 8 6 5.3 4.1 4.8 4.8 4.1
WIND DIRECTION Degrees 308 312 317 315 310 307 313 322 317 308 313 312 305 316 314 317 321 309 314 318 307 312 317 313
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 41 35 34 31 31 30 32 33 35 37 39 41 42 43 44 43 44 43 41 38 38 38 38 39
CO ppm 0.147 0.144 0.149 0.123 0.132 0.134 0.137 0.145 0.131 0.136 0.131 0.129 0.128 0.129 0.131 0.132 0.13 0.136 0.146 0.152 0.151 0.147 0.14
SO2 ppb 0.133 0.116 0.095 0.016 0.004 0 0.042 0.001 0.028 0.084 0.007 0.063 0.096 0.156 0.168 0.195 0.182 0.163 0.112 0.074 0.074 0.052 0.249
NO ppb 0.021 0.028 0.057 0.036 0.054 0.142 0.226 0.374 0.52 0.777 0.263 0.241 0.454 0.411 0.363 0.482 0.225 0.072 0.052 0.021 0.03 0.021 0.057
NOy-NO ppb 2.125 1.485 1.433 1.032 1.037 1.199 1.105 0.911 0.998 1.165 0.815 0.866 1.251 1.379 1.37 1.67 1.975 2.627 3.06 3.445 2.855 2.489 2.345
NOy ppb 2.147 1.513 1.49 1.067 1.091 1.341 1.332 1.289 1.519 1.94 1.078 1.107 1.705 1.791 1.734 2.154 2.208 2.702 3.121 3.472 2.891 2.511 2.407
PM10 ug/m3 (25C) 11 11 8 11 11 6 9 11 7 8 8 6 6 8 5 1 5 5 2 3 3 5 4 5
PM COARSE (10-2.5) ug/m3 7 9 6 10 8 5 11 11 9 11 8 7 8 9 10 9 7 8 6 2 2 2 6
WIND SPEED mph 9.7 9.5 7.4 11.9 9.9 5.5 9.8 10.1 12.8 13.9 13.6 14.4 13.7 12.4 14.2 13.9 14.8 10.8 9 5.8 5.8 5.8 4.8 4.2
WIND DIRECTION Degrees 316 318 314 310 315 315 310 317 312 316 308 309 311 305 305 304 298 305 309 323 324 328 336 317
BAROMETRIC PRESSURE inHg 29.78 29.8 29.84 29.87 29.91 29.95 29.98 29.99 30 30.02 30.04 30.05 30.04 30.04 30.04 30.06 30.08 30.11 30.14 30.17 30.23 30.25 30.28 30.29
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 23.6 20.3 17.4 15.2 12.7 10.6 10 10 11 11.7 13.1 15.1 16.6 18 18.4 18.5 17 14.7 12.6 9.1 8.4 8.1 5.7 5.1
RELATIVE HUMIDITY %RH 62.6 61 64.2 62 60.9 64.3 60.8 57.3 53.7 52 48.9 44.8 41.7 38.9 36.5 34.7 34.2 37.5 40.2 48.1 47.4 48.9 50.8 50.8
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 74 73 74 72 74 74 74 73 74 73 74 73 74 73 73 73 73 74 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 5.7 5.4 4.7 4.6 4.1 3.6 3.4 3.8 5.9 6.4 6.2 6.1 7.2 7.8 7.3 6.8 6.3 6.4 5.7 4.5 2.9 3 4.4 3.9
WIND DIRECTION Degrees 297 297 293 293 295 294 288 288 299 302 296 288 295 292 290 293 296 307 317 312 297 297 307 309
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 30 29 27 31 31 32 34 35 35 36 37 37 38 39 41 41 40 40 40 38 38 37 35 32
WIND SPEED mph 8.4 8 8.6 10.6 7.9 8 8.8 8.3 8.9 10.3 10.4 9.9 10.1 9.7 10.6 9.9 8.4 7.7 6.2 5.5 4.5 4.8 6.6 6.5
WIND DIRECTION Degrees 298 299 303 302 294 290 288 285 291 288 288 291 287 297 291 300 309 301 300 299 287 277 282 286
RELATIVE HUMIDITY %RH 69 72 72.5 68.7 71 74.5 74.4 69.7 63.2 56.8 51.5 48.1 44.6 43.6 42.4 43.3 48.6 52.2 58.5 66.2 67.9 70.5 67.3 65.4
TEMPERATURE degF 9.6 7.8 6.5 3.7 1.3 -0.6 -2.8 -2.9 -1.5 0.2 1.9 3.7 5.2 5.8 6.1 5.5 4.2 1.5 -0.1 -1.8 -3.2 -4.4 -5 -5.7
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 30 28.7 26.5 26.1 23.2 19.8 17.6 17.4 17.2 17.5 18.2 18.9 19.9 21.1 21.2 20.6 20 17.9 15.6 13.7 12.4 11.7 10.3 8.7
WIND SPEED mph 7.4 5.7 4.4 9.2 8.8 9.3 8.5 8.9 11.8 13.2 14 15.1 14.6 14.5 14.1 12.5 14.6 10.5 5.4 4.8 5.1 5.3 6.5 6.5
WIND DIRECTION Degrees 278 269 270 298 308 321 313 316 323 321 303 309 307 325 317 321 308 310 307 301 288 292 298 306
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 0.187 0.177 0.465 0.155 0.159 0.192 0.245 0.282 0.235 0.192 0.174 0.19 0.188 0.203 0.215 0.282 0.325 0.27 0.252 0.265 0.29 0.308 0.235 0.205
NO2 ppb 12.1 10.9 8.7 10.6 15.3 17.7 19.2 16 13.9 10.8 14.6 13.2 13.1 12.6 12.6 15.3 17.9 21.4 26.5 31.3 29.3 25.1 20.5
WIND SPEED mph 3.8 6.4 9.5 10.9 9.9 8.5 8.9 8.6 9.9 10.7 11.8 10.2 11.4 11.4 10.4 10.8 10.5 8.1 6.1 4.5 3.3 4.6 5.4 6.2
WIND DIRECTION Degrees 267 296 320 320 309 312 310 310 312 305 311 302 305 310 310 306 303 298 298 302 294 320 338 344
TEMPERATURE degF 28.8 27.9 25.5 21.5 18.9 16.5 15.1 14 14.7 15 15.2 16.7 17.5 18.3 19.4 19.3 18.7 17.1 15.5 14.3 13 12 10.7 9.1
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 1.2 1.1 0.8 1.1 1.5 1.2 1 1.2 1.2 1.1 1 1 1 0.9 0.9 0.9 0.9 0.9 0.9 0.9 0.8 0.8 0.7 0.8
WIND SPEED mph 8.2 6.7 6.2 6.5 5.2 6.4 5.7 7.1 7.3 7.4 8 6.2 7.2 8.4 8.9 9.2 7.9 7.8 5.4 5 4.8 2.6 3.2 3.6
WIND DIRECTION Degrees 298 286 292 296 291 296 294 295 293 295 300 288 279 285 292 297 303 309 312 313 308 283 282 289
TEMPERATURE degF 9.3 6.7 4.6 2.6 0.1 -2.1 -3.7 -3.1 -1.4 0.8 2.5 5.3 6.7 6.9 6.8 5.7 4.3 2.5 0.7 -1.1 -2.4 -4.2 -5.7 -6.5

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 25.2 23.3 20.6 17.8 15.6 13 11.2 10.5 10.7 13.9 15.2 15.9 16.5 16.4 16.2 14.1 11.2 9.5 8.2 7.8 6.7 5.4
WIND SPEED mph 5.3 8.5 8 9.2 8.2 8.3 7.9 8.5 8.8 11.7 11.9 12.9 11.5 10.7 9.7 9.8 7.1 7.7 8 8.2 7.5 6.2
WIND DIRECTION Degrees 284 291 293 296 292 294 286 298 290 289 293 301 299 289 292 299 314 326 324 319 314 307
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) 12 20 20 18 17 11 12 18 11 13 13 19 14 11 13 8 6 7 12 7 10 7 9 10
PM COARSE (10-2.5) ug/m3 5 14 14 14 11 3 7 13 7 11 11 17 12 6 10 6 2 1 7 2 8 4 4 5
WIND SPEED mph 8 6.6 7.2 6.5 5.8 5.9 5.3 7.1 8 7.8 7.3 7.9 8.1 8.7 7.6 8 6.7 6.4 4.5 4.7 4.8 3.5 2.3 1.4
WIND DIRECTION Degrees 310 303 308 310 323 320 312 308 311 309 305 308 289 288 290 300 290 291 297 300 304 304 313 338
TEMPERATURE degF 17 13.9 11.9 10.2 8.9 7.5 6.5 6.9 7.9 9.6 11.7 12.9 13.5 14.3 15.3 15.3 13.9 11.5 9.3 8.1 7.6 6.4 4.7 2.8
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 26 23 20 17 16 13 11 12 13 14 14 16 17 18 18 18 17 14 11 9 8 8 7 5
WIND SPEED mph 0.4 0.4 0.8 2.4 3.1 2.8 2.3 3.1 4.1 4.8 5.1 5 4.6 4.5 4.6 3.7 3.5 3.2 2.2 2.7 2.6 2.5 2 1.6
WIND DIRECTION Degrees 302 306 295 297 294 293 289 292 296 292 296 289 291 291 290 285 294 299 308 314 315 305 307 298

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 28.6 26.3 23 19.6 16.8 14.7 13.3 12.4 12.1 12.5 13.3 15 16.1 17.4 18.4 18 17.7 15.7 14.1 12.5 11.4 10.2 8.7 7.2
WIND SPEED mph 7.9 8.5 10.3 10.9 9.9 10.6 8.6 9.7 11.5 10.8 12.1 10.6 11.5 10.8 11 11.4 10.5 8.8 6.6 5 4.8 4.9 4.7 4.7
WIND DIRECTION Degrees 285 303 307 304 300 303 303 295 295 297 294 299 296 294 296 297 286 286 287 295 292 306 314 320
PM2.5 ug/m3
PM10 ug/m3 (25C)
PM COARSE (10-2.5) ug/m3