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Noise monitoring program
Active Air Quality Notification
  • An air quality ADVISORY for Unhealthy PM2.5 levels is in effect from 8/2/2025 12:00 to 8/3/2025 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,Iowa,Green Lake,Iron,Jackson,Jefferson,Juneau,Kenosha,Kewaunee,La Crosse,Langlade,Lafayette,Lincoln,Manitowoc,Marathon,Marinette,Marquette,Menominee,Milwaukee,Monroe,Oconto,Oneida,Outagamie,Ozaukee,Pepin,Pierce,Polk,Portage,Price,Racine,Richland,Rock,Rusk,Sawyer,Sauk,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 42 41 39 38 37 34 32 31 32 34 36 40 42 42 42 39 34 36 35 34 35 38 37 34
WIND SPEED mph 5.7 5 4 3.6 2.2 1.6 1.8 4 6.6 6.4 7.9 7.1 7.1 6.3 6.7 3.7 1.8 2.6 1.3 3.3 2.7 3.7 4.4 5.2
WIND DIRECTION Degrees 223 213 207 214 216 225 217 229 236 247 257 270 277 270 279 298 282 299 294 342 316 299 294 310
TEMPERATURE degF 43.2 41.8 41 41.4 40.5 38.3 37.9 39.6 42.5 45.1 47.2 49.8 51.2 51.4 49.2 45 43.5 42.3 41 39.4 37.7 36.4 35.3 33.7
RELATIVE HUMIDITY %RH 54.9 62 62.5 58.7 60.2 66.2 70.4 69.6 64.1 59.6 56.8 52 49 48.9 60.4 83.2 93.4 93.5 95.1 96.1 93.2 87.6 84.8 85.6
BAROMETRIC PRESSURE inHg 29.92 29.92 29.9 29.89 29.89 29.9 29.9 29.92 29.92 29.92 29.92 29.92 29.9 29.89 29.89 29.9 29.9 29.91 29.92 29.95 29.96 29.98 30 30.02
PRECIPITATION inches 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.03 0.04 0.02 0.05 0.06 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 32 31 27 25 23 21 18 20 32 34 34 37 36 37 40 41 43 40 37 36 37 35 33 30

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 37.3 37.8 37.3 37.6 38.2 37.1 38.2 39.4 42.2 45.5 49 51.6 53.2 54.8 55.4 55.7 55.7 52 49.9 49.8 48.4 50.4 47.4 45.8
WIND SPEED mph 6.7 6.9 6.4 4.9 4.2 4.7 5.8 6.4 6.9 6.5 6.2 8.8 8.8 9.5 8.3 8.6 7.5 3.8 2.8 3.3 3.6 3.8 3.3 3.8
WIND DIRECTION Degrees 183 192 195 202 202 189 228 214 232 251 272 250 249 253 254 249 268 297 282 282 247 209 163 166
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 31 28 28 27 27 25 22 24 30 33 35 38 39 38 38 39 40 39 41 43 42 41 38 35
CO ppm 0.219 0.226 0.225 0.202 0.218 0.222 0.227 0.2 0.192 0.184 0.178 0.169 0.154 0.142 0.144 0.143 0.146 0.144 0.139 0.143 0.143 0.148 0.153
SO2 ppb 1.638 0.595 0.483 0.494 0.419 0.396 0.539 0.897 0.799 0.748 0.605 0.494 0.331 0.299 0.294 0.36 0.383 0.316 0.311 0.307 0.293 0.317 0.277
NO ppb 0.015 0.011 0.013 0.009 0 0.333 1.099 1.405 1.235 1.129 0.65 0.269 0.137 0.08 0.087 0.057 0.042 0 0 0 0 0 0.009
NOy-NO ppb 9.25 9.691 8.077 8.574 9.335 10.28 10.302 7.123 6.248 5.942 5.485 4.795 2.974 2.118 2.111 2.176 2.681 2.469 1.484 1.697 1.958 2.842 2.895
NOy ppb 9.264 9.7 8.13 8.583 9.299 10.585 11.39 8.526 7.473 7.077 6.128 5.064 3.111 2.197 2.198 2.232 2.724 2.468 1.462 1.677 1.942 2.814 2.905
PM10 ug/m3 (25C) 13 14 11 17 13 13 15 14 25 29 25 27 26 21 11 12 11 8 14 8 8 5 3 6
PM COARSE (10-2.5) ug/m3 2 8 9 17 12 10 9 5 20 25 18 16 19 16 7 12 13 8 11 6 6 3 2 7
WIND SPEED mph 5 5.9 7.1 6.2 7.5 7.7 6.9 8.1 8.9 7.5 7.3 7 7.6 7.7 7.9 8.2 7 5.7 7.1 5.3 3.3 0.8 3.3 3.4
WIND DIRECTION Degrees 185 186 170 196 194 181 180 189 211 224 236 250 244 264 280 279 281 282 303 325 317 122 187 148
BAROMETRIC PRESSURE inHg 30.01 30 29.97 29.96 29.97 29.96 29.97 29.98 29.97 29.97 29.97 29.96 29.94 29.89 29.88 29.88 29.88 29.88 29.9 29.9 29.92 29.9 29.9 29.88
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 33.2 33.1 32.6 33.7 35.5 35.8 35.9 37.9 42 45 47.9 51.4 52.9 54.9 56.4 57.8 56.2 54.3 51.3 48.7 47.8 46.4 45.5 44.3
RELATIVE HUMIDITY %RH 53.4 56.2 59.5 60.3 59.3 60.5 63.1 62.3 58 57.5 56.3 52.6 51 45 41.6 39.4 40.5 43.9 48.4 51.9 53.6 56.5 58.3 61.9
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 73 74 74 73 73 74 74 73 74 74 75 74 74 74 74 74 73 73 74 74 73 73 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 39 37 34 33 29 25 21 18 19 21 25 27 30 33 32 33 32 30 21 16 23 27 31 31
WIND SPEED mph 5.8 4.7 4.8 3.7 4.2 3.3 2.9 3.4 4.2 4 4.5 3.9 5.5 4.9 4.1 3.6 2.2 1.8 2.1 2.1 2.5 3.1 3 4.3
WIND DIRECTION Degrees 218 204 214 228 226 232 249 270 288 289 296 262 254 263 266 291 316 14 116 52 30 32 347 332
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 38 38 35 36 36 38 37 37 35 34 34 35 37 39 41 42 43 42 42 40 39 37 33 34
WIND SPEED mph 6.5 6.3 7.1 7.5 7.6 7.6 7.7 7.4 8.1 7.2 6.1 6.5 7.2 7.9 7.3 5.8 6.1 6.4 7 5.9 5.7 6.7 7.5 7.9
WIND DIRECTION Degrees 206 209 223 241 248 248 246 258 271 276 271 266 269 281 282 295 273 269 275 274 268 264 299 316
RELATIVE HUMIDITY %RH 67.2 66.2 64.7 65.6 71.4 74.2 72.3 67.3 66 66.1 64.6 63 58.6 53.1 51.1 48.9 49.1 52.8 65.7 78.9 91.9 95.2 96.5 95.6
TEMPERATURE degF 32.2 32.7 33.4 33.7 33.7 33.7 33.8 35.7 37.9 39.4 41 42.2 44.1 46.7 46.9 47.3 46.8 45.4 42.7 40.5 38.2 37.7 37.6 35.8
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 32.6 30.3 29.3 30.2 33.1 36.7 38.2 40.1 41.8 45.5 47.8 50.9 51.1 52.2 51.9 51.8 51.6 50.8 49.2 48.2 46.9 45 44 43.3
WIND SPEED mph 1.6 1.9 2.6 1.7 2.9 5.4 6 7.6 9.1 8.2 10.2 10.8 13 13.8 14.2 14.3 13.4 12.6 11.8 11.6 12.9 13.1 13 12.6
WIND DIRECTION Degrees 294 207 238 179 222 235 227 227 249 253 240 237 228 236 234 225 225 220 219 225 231 241 242 241
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 38 37 35 33 30 29 27 25 25 26 27 32 34 36 39 41 42 42 41 37 28 34 34 26

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 0.285 0.299 0.568 0.267 0.345 0.434 0.452 0.383 0.292 0.24 0.264 0.274 0.342 0.316 0.319 0.286 0.363 0.339 0.328 0.328 0.282 0.249
NO2 ppb 40.3 27.9 24.4 24.4 33.2 32.6 26.3 21.1 19.4 17.3 16.9 14.6 16.4 15.7 15.2 13.9 15.3 18.5 20 17.4 16 13.2 14
WIND SPEED mph 2.6 3.2 4.1 5 4.7 4.8 5.4 6.4 7.7 9.2 9.6 10.3 10.7 10.2 11.4 10.6 10.4 8.2 7.1 6.2 5.4 6.4 5.7 2.8
WIND DIRECTION Degrees 201 220 211 217 228 210 200 215 209 225 213 224 213 237 227 234 223 224 213 215 221 214 214 223
TEMPERATURE degF 34 32.5 32.3 32.6 34 35.8 37.2 38.7 41.1 43.5 46.6 49.3 52.2 53.1 53.3 53.8 54 53.1 51.2 49.8 47.8 45.5 43.7 41.8
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 4.7 6.2 2.8 3.4 2.7 2.7 2.1 3.2 2.1 1.6 1.7 1.7 1.6 1.6 1.5 1.5 1.6 1.5 1.6 1.5 1.5 1.6 1.5 1.5
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 29.8 29.3 29.6 30.2 31.6 34.6 36.6 38.1 40.2 43.5 46.9 51.3 53.3 49.7 54.4 55.1 55.6 53.5 49.2 51.1 50 49.1 47 44.1
WIND SPEED mph 4.5 4.4 4.4 5.1 5.1 7 7.6 8.1 8.5 9.6 10.2 11.7 10.9 6.5 10.5 9.6 8.3 4.7 3.8 6.7 8.1 11.2 5.4 2.3
WIND DIRECTION Degrees 217 214 205 211 234 226 211 210 208 211 206 220 226 191 241 237 242 250 244 279 293 308 302 251
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 31 30 31 34 34 34 33 33 34 34 34 35 37 39 40 42 42 43 41 41 34 28 30 35
PM10 ug/m3 (25C) 17 17 19 21 19 30 24 26 25 27 18 12 13 11 15 14 14 10 10 16 11 10 14 16
PM COARSE (10-2.5) ug/m3 4 7 4 8 7 20 15 17 15 20 11 8 9 5 11 11 9 6 8 14 10 10 12 9
WIND SPEED mph 1.6 2.2 3.8 3.7 2.8 4.5 3 3.9 4.5 4.4 6.7 7.2 7 7.3 7.5 7.4 7.1 5.3 2.2 2.5 1.5 2.1 3 1.4
WIND DIRECTION Degrees 178 196 229 234 221 235 228 231 240 249 264 270 278 274 286 283 280 280 259 274 75 76 73 74
TEMPERATURE degF 36.2 35.6 36.4 37.3 36.9 36.7 36.4 38.1 42.7 47.3 49.9 51.8 53.5 54 54.7 55 54.1 52.6 50.5 49.8 45.8 40.5 39 41.9
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 29 29 29 30 31 33 35 38 40 42 39 41 40 40 39 38 38 38 37 42 49 47 47 46
WIND SPEED mph 2.3 2.2 2.7 2.4 2 2.5 2.9 3.9 4.9 6.5 11.3 12.4 12.5 13 12.2 10.4 10.7 6.6 1.9 1.9 2.5 2 3.5 3
WIND DIRECTION Degrees 277 257 225 233 240 231 234 232 219 205 188 186 183 185 183 179 184 173 197 259 270 270 315 315

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 31.7 32 31.4 31.9 32.9 34.2 35.9 38.2 41.3 43.8 49.7 52 53.7 54.6 54.7 54.6 55.1 54.1 51.5 50 48.3 45.6 44 42.9
WIND SPEED mph 1.5 2.2 2.3 2.4 2.8 2.2 3.4 3.3 4.7 5.7 5.5 8 8.2 9.1 9.4 9 8.4 6.1 3.9 3.5 3.8 1.8 2.7 1.5
WIND DIRECTION Degrees 171 206 192 209 204 189 190 209 204 205 211 237 231 240 245 234 234 227 221 223 230 203 159 149
PM2.5 ug/m3
PM10 ug/m3 (25C)
PM COARSE (10-2.5) ug/m3