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Noise monitoring program
Active Air Quality Notification
  • An air quality ADVISORY for Unhealthy PM2.5 levels is in effect from 8/4/2025 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

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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 45 46 44 46 45 45 44 43 45 46 47 47 47 47 46 46 46 45 40 32 43 42 28 29
WIND SPEED mph 2.4 2.7 2.6 3.1 3 3.1 5.5 4.6 6.1 8.5 10.1 11.5 9.1 8.5 5.6 4.5 3.1 2.8 0.8 1.9 3.9 1.8 1 1.2
WIND DIRECTION Degrees 222 214 223 216 231 231 242 263 274 301 304 328 341 339 3 21 72 112 182 242 294 266 235 222
TEMPERATURE degF 25.8 26.4 27 28 28.3 28.8 29.7 30.9 35.1 36.2 38.1 37.5 35.8 35.8 34.9 33.8 32.7 31.8 28.4 27.7 27.7 26.9 23.6 22.8
RELATIVE HUMIDITY %RH 53.1 54 55.5 56.1 57.6 60 64.4 67.2 62.9 63.7 56.6 55.9 62.1 54.6 57.1 59.4 61.6 65.5 72 65.1 57.5 58.1 65.7 66.4
BAROMETRIC PRESSURE inHg 29.91 29.89 29.87 29.85 29.84 29.84 29.85 29.88 29.9 29.92 29.95 29.97 30 30 30.01 30.02 30.03 30.03 30.04 30.04 30.04 30.06 30.07 30.06
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 22.1 20.9 20.4 19.3 21.1 22.5 25.5 27.7 34.2 39 41.7 42.3 42.7 42.4 42.9 44.2 43.4 40.9 38.2 36.6 35.2 35.2 32.9 31.7
WIND SPEED mph 1.9 1.7 1 0.6 1.8 3.4 2.7 3.3 4.7 10.4 8.4 8.8 10.8 10.8 10.1 10.2 8.8 6.5 5.1 5.8 3.8 5.4 5.5 4.4
WIND DIRECTION Degrees 185 188 198 147 194 201 224 200 229 247 284 305 316 312 311 318 316 312 311 297 274 267 289 293
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 40 37 35 35 34 33 30 30 30 37 40 43 43 46 47 48 50 49 47 42 40 38 40 39
CO ppm 0.212 0.237 0.235 0.22 0.227 0.236 0.239 0.231 0.201 0.181 0.164 0.161 0.164 0.157 0.152 0.158 0.161 0.163 0.162 0.169 0.191 0.195 0.191
SO2 ppb 0.204 0.222 0.185 0.146 0.096 0.117 0.192 0.284 0.43 0.558 0.607 0.535 0.488 0.386 0.307 0.396 0.633 0.566 0.411 0.351 0.361 0.335 0.301
NO ppb 0.051 0.064 0.044 0.065 0.059 0.195 0.832 1.6 1.488 1.298 0.371 0.233 0.215 0.098 0.07 0.051 0.052 0.284 0.239 0.385 0.571 0.41 0.286
NOy-NO ppb 7.677 8.379 9.742 10.562 10.652 11.694 11.072 10.29 7.169 5.248 3.003 2.547 2.538 2.115 1.829 2.012 2.392 2.622 2.396 2.926 4.359 4.824 4.088
NOy ppb 7.711 8.416 9.8 10.584 10.711 11.885 11.882 11.897 8.654 6.543 3.379 2.784 2.753 2.213 1.897 2.061 2.448 2.91 2.642 3.304 4.927 5.24 4.37
PM10 ug/m3 (25C) 29 26 30 28 28 33 31 31 28 17 17 9 9 8 7 9 7 6 5 6 7 9 11 7
PM COARSE (10-2.5) ug/m3 13 7 11 10 14 4 8 16 13 11 13 9 9 5 4 8 8 5 -2 3 8 4 5 -1
WIND SPEED mph 4.6 5.1 4.9 5.7 5.6 5.1 4.3 6 5.9 6.7 8.1 11.6 11.3 12.3 12.2 10.8 7.3 3.6 4.6 5.2 5.2 5.5 5.9 6.1
WIND DIRECTION Degrees 177 170 198 188 197 190 187 187 187 234 275 299 298 304 309 310 323 336 299 290 284 282 281 286
BAROMETRIC PRESSURE inHg 29.98 29.98 29.96 29.94 29.92 29.93 29.91 29.9 29.89 29.89 29.9 29.91 29.91 29.9 29.9 29.92 29.94 29.97 29.97 29.99 29.99 30 30.01 30.03
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 21.7 21 21.7 20.8 20.4 19.6 19.4 22.1 25.9 33.1 39.7 41.6 43.2 44 44.6 45.1 44.1 39.7 37.5 36.1 36 34.7 34.2 33
RELATIVE HUMIDITY %RH 76.1 77.6 77.2 79.2 80.4 81.2 82 78.2 74.2 61.8 51.9 52.8 52.9 51.2 45.4 41.6 43.5 52.2 55.3 56.2 56.8 61 62.2 64.2
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 74 74 73 74 74 73 75 74 75 74 74 74 74 73 74 74 73 74 74 73 74 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 3.6 4 3 2.7 2.4 3.3 2.8 3.5 3.7 6.6 6 5.7 6.9 8.6 7.2 6.9 6.5 5.3 3.3 3.4 3.8 3.5 2.5 1.6
WIND DIRECTION Degrees 138 137 132 136 178 207 233 273 291 309 306 302 298 304 286 287 293 299 291 287 290 299 296 269
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 38 40 40 41 41 41 41 40 40 41 43 46 46 46 46 46 45 45 45 45 44 44 43 43
WIND SPEED mph 6.8 7 7.2 6.7 7.2 7.1 8 9 9 9.8 9 9.8 10.5 10.2 9.2 7.8 7.3 5.8 5.4 3.8 4.1 4.5 4.4 4.8
WIND DIRECTION Degrees 256 256 256 248 249 243 252 255 268 296 311 321 319 313 316 329 324 319 324 312 305 298 276 269
RELATIVE HUMIDITY %RH 69.1 69.4 70.1 72.1 73.8 75.7 74.4 78.9 84.4 77.6 73.4 60.8 54.5 51.9 51.7 60.3 62 62.8 64.4 69.1 71.8 73.8 76 79.1
TEMPERATURE degF 19.2 19.2 18.8 18.2 18.2 18.1 19.4 20 21.6 25.9 28.4 31.4 32.2 32.6 33.2 31.9 31.2 29.4 28.3 26.5 25.7 25 24.5 23.2
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
TEMPERATURE degF 24.3 23.8 23.3 22.8 22.6 23.5 23.5 25.8 29.8 35.4 43.5 46.9 47.7 47.7 47.5 46.8 45.8 43.3 39.9 37.5 36.8 35.4 34.3 33.7
WIND SPEED mph 6.8 9 10.3 10.8 8.9 8 5.5 9 7.1 10.2 12.7 14.9 14.9 13.6 12.6 12.7 10.2 7.8 4.2 4.5 8.5 7.6 7.2 8.1
WIND DIRECTION Degrees 232 234 241 247 249 245 241 239 254 249 256 264 270 280 290 307 307 296 272 250 258 270 266 267
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 0.255 0.313 0.58 0.235 0.241 0.257 0.307 0.305 0.296 0.264 0.233 0.236 0.24 0.246 0.254 0.252 0.24 0.287 0.364 0.435 0.606 0.629 0.395 0.368
NO2 ppb 14.6 15.9 16.5 20 18.6 21.1 20.2 17.3 12.8 10.3 10.6 11.5 11 11.3 10.2 11.5 16.6 26.4 31.4 40.5 38.9 25.9 19.3
WIND SPEED mph 7.7 6.1 6 5.8 5.9 5.9 4.8 6.6 6.5 9.4 9.8 9.5 9.1 10.6 10.6 9.9 8.8 6 3.2 2.9 2.2 3 3.8 3.6
WIND DIRECTION Degrees 219 226 236 244 242 245 237 236 240 234 243 267 285 302 307 309 302 295 256 313 282 243 243 248
TEMPERATURE degF 22 21.2 20.2 19.7 18.9 19.4 19.8 22.3 27 32.9 39.8 44.3 45.9 45.6 44.7 44.8 44.4 42.7 40.3 38.4 36.1 34.1 33.1 32.1
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 2.1 4 4.8 5.6 4.6 8 9.6 6 3.6 2.1 1.6 1.3 1.3 1.3 1.3 1.3 1.2 1.2 1.3 1.3 1.3 1.3 1.2 1.2
WIND SPEED mph 4.6 4 3.3 4 5 4.4 4.8 4.7 4.1 7.2 10.4 11.2 9.8 8.7 7.9 7.5 6.4 5.9 4.9 3.4 2.8 2.1 2.7 3.1
WIND DIRECTION Degrees 228 232 230 229 229 230 228 242 260 302 315 317 312 312 318 325 327 324 328 325 306 282 257 268
TEMPERATURE degF 18.2 17.4 16.3 17 18.3 19.9 20.6 20.3 23.8 27.7 31.3 33.2 34.5 33.9 33.5 33.2 32.4 30.3 28.1 26.4 25.1 24 23.1 21.9

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 20.7 20.3 20.6 20.1 20.3 19.3 19.4 22.5 26.3 31.8 38.7 40.1 40.8 41.8 42.4 42.3 41.1 38.2 35.6 34 34.2 33.3 33.4 33.5
WIND SPEED mph 5.9 6.4 6.4 6.1 6.3 6.6 6 7.9 7.9 9 10.8 11.7 11.7 10.9 9.8 10.7 11.1 6.8 3 3.7 3.8 4.9 5.7 6.2
WIND DIRECTION Degrees 239 240 253 258 268 257 255 244 244 233 253 282 284 286 289 312 316 313 281 251 247 238 253 268
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) 19 23 18 20 18 18 16 13 7 13 12 12 10 14 9 6 9 7 11 14 10 6 5 9
PM COARSE (10-2.5) ug/m3 10 14 6 11 4 6 9 7 2 8 9 9 6 12 3 4 12 6 6 6 2 2 -1 4
WIND SPEED mph 2.4 2.2 0.1 1.4 0.6 0.9 1.1 3.4 6.6 7.6 7 7.5 6.9 7.6 7.5 7.4 7.1 5.6 4.4 4.1 4 3.8 3.4 2.9
WIND DIRECTION Degrees 264 257 71 80 131 184 201 232 251 277 287 302 300 292 292 302 295 278 277 270 274 271 277 285
TEMPERATURE degF 25.2 26.3 21 19.1 20.8 22.9 24.5 29.8 36.8 38.9 38.2 40.1 41.3 42.1 43 43.3 42.1 39.5 36.8 35.4 34.4 33.6 32.9 32
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 21 20 20 20 20 19 20 24 28 31 38 42 43 43 44 43 42 38 34 32 33 32 31 33
WIND SPEED mph 2.1 1.9 2.1 2 1.8 1.8 2.2 2.8 3.3 3.3 4.3 4.1 3.3 3.6 3.3 5.1 3 1.3 0.8 0.9 1.2 1.8 2.3 1.9
WIND DIRECTION Degrees 250 258 263 270 269 272 258 251 242 245 247 274 281 293 302 325 313 291 246 276 251 251 251 271

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 21.8 20.5 19.6 18.6 18.2 18.6 19.2 22.3 27.6 35 41.8 43.6 44.4 43.7 43.9 44.2 43.6 42.1 40.1 36.9 35.1 34.8 34.9 34.7
WIND SPEED mph 3.5 2.6 2.9 2.9 3 3 2.8 2.4 3 4.6 9.9 11 10.6 11.9 10.4 9 8.3 7.3 5.6 3 4 4.3 6.3 6.8
WIND DIRECTION Degrees 203 200 216 228 215 217 216 237 209 215 251 266 279 291 297 293 292 278 271 312 274 255 270 274
PM2.5 ug/m3
PM10 ug/m3 (25C)
PM COARSE (10-2.5) ug/m3