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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 34 40 41 43 43 43 42 41 39 38 40 43 43 44 45 45 45 44 39 33 35 39 39 39
WIND SPEED mph 1 1.6 2.3 2.9 4 4.9 5.6 6 7.5 7.5 7.9 8.7 8.8 8.7 9.2 9.6 8.1 5.5 2.3 0.6 1.2 1.3 2.2 3.2
WIND DIRECTION Degrees 204 211 213 219 213 236 243 239 251 258 273 293 286 283 283 287 292 268 235 196 210 217 219 234
TEMPERATURE degF 21.5 22.4 24.2 25.7 26.8 28.7 31.4 32.8 34.3 35.5 39.1 40.3 41.5 42.4 43.1 44.5 44.8 43.2 39.3 35.7 34.9 35.6 34.6 34.5
RELATIVE HUMIDITY %RH 68.1 65.6 60.8 58.4 58.9 62.8 66.6 68.4 70.5 69.8 62.5 53.9 51.8 48.2 46.4 42 41.1 43.2 52.2 60.6 63 61.3 63 62.9
BAROMETRIC PRESSURE inHg 30.05 30.04 30.01 29.98 29.95 29.95 29.96 29.95 29.96 29.97 29.98 29.98 29.98 29.97 29.97 29.96 29.96 29.96 29.96 29.96 29.96 29.96 29.96 29.96
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 32.1 31.2 29.6 28.6 27.9 28.5 29.9 32 34.3 36.5 39.7 42.3 43.9 44.8 45 44.5 44 42.2 39.9 38.6 37 35.1 33.8 33
WIND SPEED mph 5.2 4 4.2 4.3 2.6 2.7 3.8 4.5 4.8 4.3 5.3 7.4 9.1 9.7 10.5 10.9 10.8 9.9 9.4 8.1 5 2.3 2.3 2.7
WIND DIRECTION Degrees 290 292 287 291 276 223 234 232 245 276 244 249 249 246 239 239 237 239 238 240 246 265 231 200
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 37 37 37 36 36 35 36 32 37 41 42 44 45 46 46 46 46 44 41 39 36 35 32 30
CO ppm 0.19 0.166 0.162 0.159 0.158 0.166 0.186 0.159 0.154 0.152 0.153 0.153 0.155 0.15 0.154 0.158 0.162 0.163 0.168 0.177 0.177 0.178 0.184
SO2 ppb 0.291 0.26 0.18 0.151 0.174 0.171 0.217 0.199 0.219 0.218 0.291 0.312 0.327 0.318 0.334 0.332 0.474 0.366 0.28 0.274 0.207 0.194 0.137
NO ppb 0.655 0.489 0.502 0.228 1.424 0.304 0.909 0.493 0.411 0.468 0.542 0.409 0.31 0.201 0.169 0.085 0.144 0.066 0.065 0.108 0.116 0.075 0.033
NOy-NO ppb 4.638 2.446 2.584 2.467 3.06 4.119 6.535 2.345 1.913 2.121 2.385 2.241 2.085 1.518 1.458 1.176 2.188 2.992 2.583 3.508 3.11 5.541 5.79
NOy ppb 5.293 2.934 3.085 2.694 4.494 4.423 7.447 2.835 2.323 2.589 2.927 2.65 2.396 1.718 1.629 1.263 2.332 3.06 2.648 3.628 3.227 5.629 5.845
PM10 ug/m3 (25C) 10 8 5 5 7 6 5 6 8 6 3 6 6 5 3 3 2 1 4 8 6 7 5 6
PM COARSE (10-2.5) ug/m3 4 5 5 5 6 6 7 3 4 6 1 0 3 4 1 3 2 1 3 8 8 8 7 11
WIND SPEED mph 6.1 5.7 6.1 6.7 5.4 4.2 3.6 4.1 4.4 6.1 7.8 7.2 8.1 7.6 8.4 7.9 6.6 6.1 6.1 5.5 5.1 5 4.5 3.6
WIND DIRECTION Degrees 287 283 287 289 286 286 240 232 254 235 219 226 233 241 250 255 264 248 242 240 244 245 239 204
BAROMETRIC PRESSURE inHg 30.03 30.02 30.04 30.02 30.05 30.07 30.07 30.09 30.1 30.09 30.07 30.05 30.02 29.98 29.98 29.97 29.96 29.97 29.99 30 30.02 30.03 30.03 30.04
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 32.3 31.6 30.3 28.5 28.3 28.9 29.6 30.7 34.8 37.6 40.2 42.5 44.2 46 47.3 47.7 47.1 43.8 40.6 38.4 37.4 36.3 35.6 34.3
RELATIVE HUMIDITY %RH 65.7 64.3 65.7 67.7 67.5 66.3 62.4 63.2 55 49 47.2 44.4 44.3 45.3 48.7 51 51.7 64 70.2 73.7 75.6 77.4 78.4 80.7
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 74 74 74 74 73 73 74 73 74 73 74 73 73 73 73 74 75 75 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 1 1.9 2.3 1.4 2.2 2.8 3.6 5.5 7.2 6.9 5.9 6.4 5.9 6 5.8 5.2 4.4 2.7 2.4 1.3 1.2 2 3.2 2.9
WIND DIRECTION Degrees 204 218 199 123 147 207 209 228 243 257 269 289 288 295 294 289 285 262 227 208 140 137 137 133
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 43 42 41 42 42 42 42 43 42 42 42 43 42 42 41 42 43 43 43 43 42 41 40 40
WIND SPEED mph 5.5 5.5 5.6 6.1 6.6 7.6 8.7 10.4 10.4 9.9 9.2 8.8 8.4 8.9 8.5 8 7.1 6.9 4.6 5 5.8 6.6 6.7 6.8
WIND DIRECTION Degrees 266 271 259 260 254 236 239 245 251 256 262 259 278 286 289 288 296 304 282 261 253 255 250 247
RELATIVE HUMIDITY %RH 81.7 77 75 75.7 73.2 73.3 69.4 64 64.7 62.9 62.6 63.3 66.9 62.8 60.5 55.9 52.4 53.5 55.6 58.6 60.6 62.8 66 68.1
TEMPERATURE degF 22 21.1 20.1 19.1 19.3 19.2 19.8 22.3 26.3 31.5 35.4 36.4 36.4 37 36.8 37.6 37.1 36.2 34.1 32.5 31.8 31.4 30.6 30
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 33.3 33.5 33 31.9 30.7 29.6 29.4 31.4 33.9 37.7 39 42.2 43.9 45.3 45 41.8 39.8 38.8 37.3 36 35.3 35 34.5 33.6
WIND SPEED mph 8 7.5 5.8 4.9 6.1 5.1 5.5 5.5 6.4 6.3 7.6 8.5 10 9.9 11.3 12.2 11.9 10.5 9.1 8.7 9.3 9.1 9.4 8.3
WIND DIRECTION Degrees 276 276 269 264 273 263 270 269 251 254 245 253 247 269 253 243 246 240 243 247 252 261 269 269
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 0.252 0.21 0.514 0.209 0.187 0.237 0.267 0.26 0.277 0.285 0.245 0.219 0.241 0.217 0.208 0.221 0.223 0.24 0.22 0.479 0.235 0.228 0.207 0.196
NO2 ppb 17.3 12 12.5 11.8 17.6 22 16.6 13.2 15.5 9.6 8.9 9.2 8.8 7.6 7.9 9.4 10.8 14 15.9 13.6 12.5 11.5 14.4
WIND SPEED mph 3.5 4.2 3.9 4.5 4.1 3.2 2.9 4.3 4.1 4.3 7 7.8 8.3 9.8 11.3 10.3 11.6 9.2 7.8 7.1 6.7 5.8 5.6 4.5
WIND DIRECTION Degrees 251 279 259 271 267 263 257 233 235 221 229 233 230 232 231 231 226 226 221 219 230 245 245 264
TEMPERATURE degF 32.5 32.8 31.6 31 30.4 29.6 29 30 32.7 35.4 37.9 40.1 42.2 43.3 43.3 43.3 41.9 39.7 37.7 36 34.9 34.1 33.4 32.4
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 1.2 1.1 0.8 1.1 1.2 4.6 3.2 4.6 5.6 2.7 1.7 1.6 1.5 1.4 1.4 1.3 1.3 1.2 1.3 1.2 1.2 1.2 1.3 1.6
WIND SPEED mph 3.1 3.2 3.7 3.6 4.7 5.9 6.9 6.6 6.5 5.9 6.3 5.3 5.8 6.6 5.8 6.5 7.1 5.7 2.6 3.2 3.5 4 5.1 5.4
WIND DIRECTION Degrees 261 250 247 236 222 221 227 231 237 247 246 264 276 277 290 289 304 300 266 252 249 236 227 227
TEMPERATURE degF 21.1 20.1 19.6 19.3 19.2 20.1 22.3 23.9 27.3 32.8 36.6 36.7 38 37.5 38.2 38.2 38 36.7 34.3 32.8 31.5 30.3 29.9 29.2

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 33 32 30.5 28.5 27.6 26.6 25.7 28.6 33.5 36.4 40.2 42.4 43.6 45.8 46 45.1 44.7 41.4 39 38.2 37.1 34.9 33.4 32.6
WIND SPEED mph 6.2 6.4 5.4 4.9 4.3 2.7 3.6 5.4 7 9.6 9.6 10.9 12 11.3 11.7 12.5 11.5 9.6 9.5 7.6 5.7 5.2 5.3 5.6
WIND DIRECTION Degrees 271 281 289 296 284 259 215 204 246 256 236 222 222 235 236 234 230 226 228 245 264 244 246 248
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) 9 7 9 8 7 6 4 7 6 6 6 4 3 2 6 9 8 6 7 6 5 3 3 4
PM COARSE (10-2.5) ug/m3 6 2 6 6 0 0 2 5 5 2 3 3 2 1 3 7 3 2 5 2 2 -1 -3 -1
WIND SPEED mph 2.7 2.5 3 3.4 3 1.7 1.1 3.1 4.3 4.8 4.9 6.6 6.5 6.9 7.2 7.3 6.7 6.4 3.8 3.7 3.4 1.9 0.4 1.5
WIND DIRECTION Degrees 281 300 294 295 311 291 218 226 242 228 236 233 251 265 276 272 278 274 262 258 255 248 153 83
TEMPERATURE degF 31.1 30.6 29.6 29 28.8 28.9 27.5 30.6 35.1 38.3 41.1 43.1 44.8 45.7 46.1 46.4 45.7 43.3 40.3 39.1 38.1 36.1 33.4 31
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 33 31 29 27 26 25 25 30 34 38 41 44 45 47 47 47 45 42 40 39 38 34 32 32
WIND SPEED mph 2.3 1.7 1.7 1.6 1.4 1 1.6 2.4 3.6 4.5 5.4 5.8 6.1 6.3 6.3 6.5 6.7 5.4 4.7 1.9 2.1 1.5 2 1.9
WIND DIRECTION Degrees 286 298 302 293 290 278 255 230 234 236 236 234 233 239 241 239 230 230 238 266 244 256 251 256

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 33.5 32.7 32.3 31.1 31.1 30.8 30.3 31.1 34 36.9 39.3 42.8 44.5 45.2 45.2 44.7 43.5 40.8 38.1 36.9 36 35.1 33.5 31.5
WIND SPEED mph 4.8 5.5 5.3 5.3 6.4 5.8 3.4 5.2 4.4 6.5 8.1 6 6.5 8 7.9 9.6 8.7 8.5 8.7 8.6 8.2 6.1 2.4 1
WIND DIRECTION Degrees 265 277 281 276 285 281 264 239 253 263 251 229 225 236 231 239 235 235 237 240 240 237 214 179
PM2.5 ug/m3
PM10 ug/m3 (25C)
PM COARSE (10-2.5) ug/m3