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Noise monitoring program
Active Air Quality Notification
  • An air quality ADVISORY for Unhealthy PM2.5 levels is in effect from 7/31/2025 12:00 to 8/1/2025 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 41 43 43 42 40 38 36 36 36 35 32 26 20 20 20 18 24 30 32 34 34 35 35 36
WIND SPEED mph 1.8 2.2 4.5 1.3 0.6 0.6 1.1 1.7 1.6 3.9 3.8 4.6 9 9.4 9.7 9.2 12 12.8 12 11.2 10 9.7 9.6 10.3
WIND DIRECTION Degrees 169 191 189 169 216 197 209 211 211 227 226 232 248 251 258 254 269 273 267 264 266 267 287 285
TEMPERATURE degF 37.3 37.6 34.4 31.2 31.1 31.1 31.5 32.4 32.9 33.3 34.2 35.9 37.1 37.5 39.1 38.4 39.4 38.6 37.4 36.8 36.1 35.5 35.3 34.7
RELATIVE HUMIDITY %RH 49 42.7 69.8 95.1 96.4 96.7 93.6 88.7 87.7 89.7 89 87.8 86 85.6 84.6 89.6 80 69.5 68.4 66.5 67.6 69.7 70.6 66.1
BAROMETRIC PRESSURE inHg 29.88 29.86 29.84 29.8 29.77 29.75 29.72 29.7 29.68 29.67 29.66 29.65 29.65 29.66 29.68 29.71 29.75 29.79 29.82 29.85 29.87 29.88 29.88 29.9
PRECIPITATION inches 0 0 0.01 0.03 0.03 0 0 0 0.01 0 0 0 0 0 0.01 0.01 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 30 36 38 36 33 23 26 26 27 28 31 32 32 31 35

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 34 33 31 31 29 28 30 32 36 36 34 33 29 28 31 35 37 36 35 35 35 33 32 31

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 32.3 32.3 32.2 32.2 32.2 32 32.1 33 33.1 33.8 34.9 36 37.4 39.3 42.5 43.3 42 40.4 38 36.8 36.4 36 35.5 35
WIND SPEED mph 3.1 1.4 1 0.4 2.3 3.2 4.8 6.8 8.1 7.5 9.8 10.7 10.7 10.9 10.9 10.7 10.1 9.7 8.8 10.1 10.7 8.4 8.1 7.5
WIND DIRECTION Degrees 117 99 126 275 289 284 275 273 293 263 248 248 259 252 256 269 272 289 278 300 305 316 303 298
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 34 30 30 29 27 24 25 28 30 33 34 33 30 27 28 30 34 35 31 32 34 32 31 31
CO ppm 0.179 0.191 0.195 0.185 0.205 0.199 0.206 0.213 0.224 0.204 0.204 0.199 0.188 0.171 0.167 0.16 0.159 0.161 0.149 0.145 0.143 0.143 0.143
SO2 ppb 0.407 0.276 0.218 0.204 0.189 0.207 0.208 0.255 0.272 0.285 0.275 0.275 0.254 0.281 0.322 0.284 0.264 0.359 0.229 0.188 0.207 0.209 0.215
NO ppb 0.041 0.047 0.055 0.064 0.169 0.826 1.096 1.315 1.187 0.505 0.423 0.511 1.155 0.5 2.144 0.228 0.169 3.077 0.034 0.142 0.11 0.246 0.204
NOy-NO ppb 5.064 5.527 5.231 6.066 7.794 6.571 6.088 5.755 5.225 4.787 4.816 4.952 3.842 2.751 1.937 2.023 2.053 3.678 1.544 1.631 1.645 1.758 1.612
NOy ppb 5.105 5.575 5.286 6.135 7.964 7.397 7.181 7.071 6.413 5.293 5.251 5.467 5.001 3.255 4.08 2.254 2.226 6.75 1.585 1.778 1.759 2.005 1.822
PM10 ug/m3 (25C) 19 9 10 10 9 8 10 8 7 10 11 11 11 3 7 7 3 5 3 0 3 4 2
PM COARSE (10-2.5) ug/m3 2 7 8 5 5 3 2 0 -2 4 6 -2 2 0 6 6 4 2 2 1 2 2 0
WIND SPEED mph 10.1 8.1 5.6 4.1 1.6 1.7 3.6 5.6 8.7 8.6 7.6 8.5 8.9 9.4 9.8 9.2 10.9 9.1 8.7 9.2 12.8 10.7 9.4 10.6
WIND DIRECTION Degrees 130 137 134 148 195 252 278 279 289 287 247 257 263 264 263 264 279 280 292 310 297 295 291 297
BAROMETRIC PRESSURE inHg 29.82 29.8 29.77 29.72 29.7 29.72 29.73 29.76 29.78 29.79 29.8 29.82 29.84 29.84 29.85 29.83 29.84 29.88 29.89 29.9 29.92 29.92 29.92 29.93
PRECIPITATION inches 0.08 0.03 0.02 0.03 0.01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
TEMPERATURE degF 34.2 33.2 32.9 32.8 32.7 32.8 32.9 33.2 34.2 34.3 35.3 36.1 37 39.4 41.9 44.6 46.2 43.7 40.4 38.2 37.7 37.1 36.7 36.6
RELATIVE HUMIDITY %RH 73.3 83.3 86.5 87.3 88.5 89 89 87.4 83.1 82.9 83 83.1 81.3 75.7 69.2 63.2 55.7 57.7 64.1 67 64.9 65 64.6 63.7
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 44 42 39 38 36 35 36 35 35 36 39 42 43 40 34 29 26 24 23 25 27 29 31 33
WIND SPEED mph 3.4 4.2 4.1 3.2 4.3 4.4 3.1 0.8 2.2 5.5 6.6 6 7.4 6.8 7.3 7.5 8.1 7.5 8 7.9 7.6 7.3 6 4.3
WIND DIRECTION Degrees 99 100 108 105 108 106 122 157 241 251 251 251 248 243 248 253 255 256 256 258 254 253 253 269
TEMPERATURE degF 73 73 72 72 72 73 73 74 73 72 73 73 73 72 73 73 72 72 73 72 73 73 73 73

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 39 38 37 37 36 36 34 34 30 23 22 24 25 27 30 31 30 29 28 30 29 30 32 32
WIND SPEED mph 4.3 3.6 3.2 2.3 2.4 2.7 2.5 5.2 4.6 6.2 6.9 7.2 7.9 6.7 7 6.5 5.4 6.1 6.3 6.1 5.5 5.4 5.4 4.5
WIND DIRECTION Degrees 123 129 138 166 165 180 192 225 248 257 261 263 261 265 266 275 279 281 289 291 292 290 289 290
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 42 41 38 38 37 36 36 36 36 36 35 33 29 24 21 21 21 23 25 27 32 36 36 35
WIND SPEED mph 5.9 4.7 5.1 5.2 2.5 2 2.4 3.1 6.6 8.5 9.3 10 9.8 10.8 11.5 11.8 12.5 11.5 10.3 10.3 10.6 10.2 10.5 10.2
WIND DIRECTION Degrees 121 121 116 103 117 52 160 214 243 251 254 254 255 260 268 266 269 268 266 267 287 294 289 285
RELATIVE HUMIDITY %RH 52.3 63.4 89.2 95.2 95.3 95.7 95.1 92 89.3 90.6 93.6 93.7 93.4 90.1 88.3 89 88.3 83.7 82.3 82.1 78 75.5 74 72.4
TEMPERATURE degF 28.1 26.7 24 23.8 24.2 24.3 24.4 25.5 26.8 27.8 28.3 29.2 30.3 31.7 32.3 32.5 32.7 33.2 33.3 33.1 32.7 31.7 30.7 30.2
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 34 32 30 24 20 20 23 29 31 33 35 37 34 32 29 27 25 23 24 29 30 28 27
TEMPERATURE degF 34.9 34.6 34.9 35.4 35.1 34.8 34.9 36.2 37.3 37.7 38.2 38.2 39.6 41.1 40.3 40.8 41.5 41 40.1 39 37.9 36.1 35.3 35.5
WIND SPEED mph 12.7 12.6 7.8 3.2 4 4.4 6.1 13.2 14 13.9 15.5 17.3 17.3 20.1 20.9 20.4 18.6 15.9 13.6 10.5 7.3 6.9 5.2 4.3
WIND DIRECTION Degrees 138 140 152 233 298 279 264 278 289 273 266 260 253 259 266 266 266 261 271 273 266 256 269 277
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 37 34 29 27 26 23 22 25 28 27 25 25
TEMPERATURE degF 39.3 39.9 39.7 40.2 40.7 39.9 38.8 37.6 36.6 35.3 35.1 35.6

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 39 33 25 25 24 34 35 35 32 26 24 26 31 33 34 35 35 34 34 33 33 33 34 34

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 0.207 0.206 0.531 0.262 0.288 0.489 0.496 0.318 0.275 0.271 0.299 0.276 0.257 0.28 0.325 0.312 0.402 0.284 0.252 0.247 0.25 0.264 0.267 0.203
NO2 ppb 6.5 8.3 23.4 27.1 31 25.2 18.1 14.8 16.8 12.4 12.6 11.9 11.1 10.2 9.1 8.3 10 10.4 11.6 12.6 16.3 15.9 10.8
WIND SPEED mph 10.6 10.1 7.2 2 1.4 2.9 4.4 8.4 9.3 8.5 10.5 11.4 13.3 12.6 12.8 13.4 13.2 9.6 8.5 6.9 5.6 4.2 3.4 5.8
WIND DIRECTION Degrees 122 130 139 212 172 233 245 264 288 269 251 246 244 247 254 253 251 250 247 256 264 260 291 298
TEMPERATURE degF 33.7 33 33.1 33.4 33.5 33.8 33.8 35 36 37.2 37.6 38 39.5 38.7 39.2 40.6 41.6 40.8 39 37.4 36.5 35.7 36 36.7
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 3 2.2 1.6 1.7 1.8 1.9 1.9 3.1 2.6 3.1 2.1 2 2 2 2 1.9 1.8 1.8 1.8 1.7 1.7 1.7 1.6 1.6
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 33.6 31.4 31.5 31.4 31.4 31.5 31.6 33.5 35.1 35.1 35.7 38.4 38.3 39.4 41.5 43.4 44.7 43.7 41.5 39.6 36.9 37 36.8 36.7
WIND SPEED mph 12.6 10.5 7.9 5 4.2 2.1 3.5 8 11.9 12.7 11.8 12.4 14 15.1 15.2 14.6 12.5 8.8 8.1 8.5 7.8 9.2 6.6 7.6
WIND DIRECTION Degrees 118 118 125 136 136 192 234 269 275 282 262 243 257 249 247 249 252 253 265 281 288 290 277 276
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 35 31 29 28 29 35 36 34 33 29 27 29 34 36 36 36 35 34 33 32 32 31
PM10 ug/m3 (25C) 11 16 9 9 8 15 18 9 8 8 13 11 7 6 4 3 8 9 4 5 5 3 4 4
PM COARSE (10-2.5) ug/m3 -3 7 -1 -3 -5 -3 7 0 -5 -4 2 -3 -1 1 -1 0 4 6 1 0 1 0 1 1
WIND SPEED mph 4.4 1.8 0.5 0.8 1.5 2.3 2.9 5.1 5 5.3 6.7 7.6 7.4 9.5 11 10.8 9 9.2 8.5 7.5 7 7.1 7.1 6
WIND DIRECTION Degrees 102 86 63 319 290 276 281 272 277 264 260 256 254 262 275 272 269 279 288 295 294 293 302 299
TEMPERATURE degF 29.2 29.4 30 30 29.3 28.9 29.2 30.5 31.1 32.3 32.8 33.9 35.2 38.8 41.2 41.4 41 38.6 35.3 34.7 34.3 33.9 33.4 33.4
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 36 34 33 33 32 33 33 34 37 40 39 40 41 43 44 44 41 38 38 38 37 37
WIND SPEED mph 16.1 14.4 14.1 13.5 11.1 8.9 2.7 2.3 3.8 5 4.9 6.4 5.6 5.8 4.6 2.7 2.1 1.9 2.7 2.3 2.3 2.4
WIND DIRECTION Degrees 126 136 139 149 146 164 233 265 261 249 255 246 250 251 253 261 281 277 261 275 269 270

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 33.2 32.4 32.2 32.4 32.5 32.8 33.5 34.7 35 36.2 36.8 38.4 38.4 38.2 39.2 41.4 42.2 41.1 38.9 37.3 36.3 35.9 36.4 36.2
WIND SPEED mph 8.5 6.4 2.7 0.8 1 2.9 7.5 9.5 11.2 10.9 10.4 10.8 12.1 12.6 12.8 12.9 12.2 11.1 9.8 8.3 7.9 8.3 7.8 8
WIND DIRECTION Degrees 119 121 117 92 117 220 267 269 280 275 259 250 249 252 251 253 250 247 250 250 271 287 287 284
PM2.5 ug/m3
PM10 ug/m3 (25C)
PM COARSE (10-2.5) ug/m3