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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 39 39 36 33 38 38 38 38 39 39 42 44 45 46 46 47 48 47 45 44 42 41 41 40
WIND SPEED mph 1.6 2.1 1.2 1 1.9 1.7 2 2.2 3.5 4.2 5.8 8.1 10.9 13.1 12.3 10.8 9.4 6.6 3.1 2.8 2.3 2.4 3.8 3.4
WIND DIRECTION Degrees 215 215 220 201 224 199 208 188 195 199 198 235 243 251 257 252 244 239 220 223 218 208 202 206
TEMPERATURE degF 33.9 33.3 31.9 30.2 32.2 33.4 34.3 35.4 37.9 41.7 46.2 51.6 54.4 55.4 55.5 55.7 55.1 52.9 49 46.5 44.7 43.4 43.4 42.9
RELATIVE HUMIDITY %RH 65 68.4 73.2 78.3 75.1 74 72.8 70.1 64.8 57.8 47.3 40.6 37.4 35 35 35.6 36.6 39.7 44.7 49.5 55.1 61.5 67.4 74.4
BAROMETRIC PRESSURE inHg 29.96 29.96 29.97 29.96 29.97 29.97 29.96 29.95 29.93 29.91 29.86 29.84 29.83 29.81 29.81 29.82 29.82 29.83 29.83 29.84 29.84 29.84 29.83 29.82
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 31.8 32.6 28.4 27.2 27.1 28.2 28.6 33.3 38.6 43.8 47.8 49.8 50.7 50.4 50.3 50.1 48.4 45.8 42.3 40.1 39.1 37.1 34.8 31.4
WIND SPEED mph 3.2 2.9 0.4 0.8 2 2.6 2.7 3.1 3.2 3.6 6.2 9.1 10.5 12.6 12.4 11.4 10.8 9.4 8.3 7.1 6.9 3.5 1.5 1.2
WIND DIRECTION Degrees 219 238 122 177 158 171 176 198 181 188 246 243 230 211 215 212 202 199 189 189 186 180 165 141
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 29 27 28 27 26 24 22 24 28 32 36 41 45 47 50 50 49 49 47 46 44 39 35 35
CO ppm 0.185 0.19 0.191 0.188 0.199 0.196 0.211 0.204 0.193 0.183 0.175 0.188 0.164 0.153 0.15 0.141 0.152 0.156 0.157 0.167 0.175 0.176 0.172
SO2 ppb 0.11 0.107 0.068 0.087 0.097 0.089 0.135 0.124 0.273 0.309 0.3 0.33 0.27 0.275 0.302 0.277 0.359 0.554 0.515 0.489 0.375 0.268 0.259
NO ppb 0.048 0.037 0.049 0.037 0.04 0.205 2.117 1.883 1.969 1.672 1.172 0.96 0.673 0.406 0.286 0.196 0.075 0.047 0.005 0.025 0.043 0.044 0.05
NOy-NO ppb 3.295 4.538 5.316 5.02 5.395 6.243 7.398 6.624 6.057 5.283 4.314 4.136 3.732 2.949 2.745 2.788 3.878 4.194 4.231 5.221 7.213 7.769 7.74
NOy ppb 3.353 4.585 5.386 5.072 5.447 6.459 9.523 8.509 8.02 6.958 5.479 5.099 4.401 3.355 3.03 2.988 3.961 4.255 4.241 5.256 7.26 7.835 7.755
PM10 ug/m3 (25C) 5 6 7 7 12 10 8 10 14 8 5 6 7 8 9 6 3 7 11 12 9 7 10 11
PM COARSE (10-2.5) ug/m3 6 2 4 7 5 0 4 7 -1 -5 1 8 9 10 5 2 7 6 10 9 1 6 5
WIND SPEED mph 4.7 5.3 5 4.6 4 5.2 5.3 5.2 6.3 5.8 5.8 6.7 7.4 7.7 10.7 11.7 12 9 11.7 9.6 8.7 8.3 5.2 6.4
WIND DIRECTION Degrees 184 200 204 193 174 166 166 187 199 220 240 241 236 229 223 217 210 197 189 198 193 194 184 186
BAROMETRIC PRESSURE inHg 30.03 30.04 30.01 29.97 29.98 30.01 30.03 30.05 30.07 30.07 30.07 30.05 30.03 30.02 30.02 30.01 30 29.99 29.99 29.99 30 29.99 29.99 29.98
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 32.2 32.1 31.6 31 30.3 30.2 34 38 42.2 46.2 50.4 52.3 53.5 52.3 51.1 49.3 45.6 42.2 40.7 39 38.1 36.8 35.9
RELATIVE HUMIDITY %RH 84.6 85 84.9 84.9 85.9 86 85.6 80 74.5 67 59.7 51.3 46.8 43.8 45.5 45.8 49.2 56.8 61.6 64 67.2 68.2 69.1 70.3
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 73 74 74 74 74 74 74 75 73 74 74 73 74 74 74 73 74 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 2.7 3.8 3.6 3.9 3 2.9 3.6 3.6 3.7 4 5.3 6.9 6.7 7.4 8.8 7.7 7.3 6 4.1 4.3 4.7 4.3 4.6 4.8
WIND DIRECTION Degrees 138 135 132 133 125 131 130 145 183 222 220 226 215 221 226 223 221 220 201 201 196 201 200 195
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 40 40 39 39 39 39 38 37 33 33 40 43 38 32 40 48 49 49 49 48 47 46 44 44
WIND SPEED mph 7.2 6.9 6.5 6.4 6.9 7.1 6.7 6.1 5.7 6.5 7.2 8.9 8.8 8.2 9.2 11.7 12.4 9.9 8.6 9.4 8.9 9.1 9 8.9
WIND DIRECTION Degrees 253 253 251 248 255 261 262 256 234 233 228 224 224 220 230 237 237 239 238 243 237 234 230 232
RELATIVE HUMIDITY %RH 69.8 70.2 72.7 75.1 75.8 75.8 77 75 73.1 68.5 61.4 53.9 54.6 50.9 47.5 43 44.5 48.1 51.3 52.9 55.2 59.3 63.7 65.8
TEMPERATURE degF 29.5 29.5 28.7 27.8 27.9 28.5 28.8 30.5 31.8 35.1 40.6 43.5 44.4 46.9 48.5 49.2 48.1 46.5 44.6 43.6 42.5 41.1 40.4 39.6
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 33.2 32.9 31.6 30.3 28.2 26.9 27.6 33.1 40.2 44.8 48.6 50.3 51.4 51.3 51.2 50.2 45.3 41.8 39.2 36.9 35.3 35.4 33.6 34.5
WIND SPEED mph 8.5 7.8 6.8 2.7 3 2 4.2 5 6.2 6.9 7.1 8.3 9.6 10.5 10.5 4.1 5.2 4.8 5.1 3.6 3.3 3.3 2.3 4.8
WIND DIRECTION Degrees 276 269 270 223 202 197 208 248 258 263 262 241 250 248 247 188 153 179 193 210 212 196 167 197
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 0.19 0.177 0.507 0.2 0.282 0.356 0.465 0.379 0.305 0.271 0.258 0.263 0.238 0.231 0.278 0.3 0.322 0.329 0.32 0.318 0.317 0.279 0.31 0.253
NO2 ppb 15.4 16.1 18.6 22.8 25.4 33 28.5 18.1 18.4 17.4 17.4 21.4 25.7 27.8 28.7 28.9 28.7 29.8 22.3
WIND SPEED mph 4.4 4.8 4.8 5.5 4.8 5.6 5.7 5.6 6.2 6.1 6.6 7.2 9.6 10.9 10.9 9.3 8.2 6.5 6.3 5.4 5.5 5.1 5.5 6.8
WIND DIRECTION Degrees 266 266 246 256 244 239 233 242 226 225 218 208 205 206 206 214 211 205 204 213 202 204 196 197
TEMPERATURE degF 32.7 33.1 30.4 29.4 29.1 29.2 29.8 33.3 37.3 41.7 45.4 47.7 49.1 49.2 48.8 49 48 45.6 42.8 41.2 40 38.7 37.6 38
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 2.2 2.6 1.6 1.7 1.7 1.4 1.5 1.7 4.7 18 15.5 29 90.8 63.5 5.8 2.4 2 3.9 2.6 5.2 1.7 1.6 1.7 1.7
WIND SPEED mph 4.7 4.4 3.9 4 3.3 3.2 2.9 3.3 3.8 3.9 5.8 6.8 7.6 9.6 8.7 9.7 8.8 7.3 6.3 5.7 6.5 7 7.3 6.4
WIND DIRECTION Degrees 230 231 237 234 236 236 227 222 214 213 222 213 203 204 220 226 229 234 234 225 224 219 222 218
TEMPERATURE degF 28.2 27.7 26.8 26.6 25.9 25.6 26.5 27.5 31.2 36.9 42.6 43.7 46 48.3 48.4 49.2 48.6 46.4 44.4 43 42 41.5 40.9 39.8

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 31.5 31 30.8 30.9 29.7 29.7 31.2 35.6 39.8 44.6 48.4 51 52.3 53.5 53.1 51.4 49.8 45.5 41.3 40.5 38.6 38.2 36.8 35.7
WIND SPEED mph 5.5 5.2 5 4.7 4.5 4.8 5.6 5.1 6.7 7.6 7.7 9.8 11 10.1 11.9 12.4 10.9 8.3 8.3 10.3 6.6 7.3 5.2 4.8
WIND DIRECTION Degrees 245 250 256 263 252 251 244 238 250 242 238 234 231 227 219 220 217 215 196 203 210 208 225 212
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) 3 3 3 4 7 10 5 6 7 8 11 8 7 8 5 5 12 8 7 10 10 14 11 10
PM COARSE (10-2.5) ug/m3 -2 1 2 1 5 6 1 2 5 8 13 5 4 4 2 1 11 4 2 2 2 9 6 4
WIND SPEED mph 1.7 2 2.4 2.6 0.9 0.7 0.4 2.9 5.1 5.4 4.9 6.8 6.1 7.5 7 6.2 6.6 4.1 2.9 3.2 3.2 2.5 1.9 1
WIND DIRECTION Degrees 71 82 76 72 98 179 168 255 252 240 239 238 240 242 246 236 231 225 204 211 205 196 206 231
TEMPERATURE degF 29.4 28.6 27.8 27.9 29.2 30.5 31.6 40.1 44.8 46.2 48.1 48.4 50.8 51.2 51.2 50.7 48.9 45.8 41.4 40 38.4 36.1 36 34.1
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 31 30 30 30 30 29 31 38 39 38 38 38 39 38 38 42 51 47 44 40 36 35 34 33
WIND SPEED mph 1.7 1.8 2.3 2 1.3 1.9 2.1 2.4 4 7.3 7.4 9.3 9.8 10 12.3 8.4 5.5 5.2 7.4 6 3.6 3.1 2.2 1.2
WIND DIRECTION Degrees 257 254 255 257 264 259 257 245 197 186 182 185 184 182 187 195 232 224 212 206 184 185 200 227

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 31.9 30.8 29.5 28.6 27.8 27.9 33.1 39.3 45.4 48.9 50.9 52.4 51.4 50.9 49.9 48.6 45.7 41.9 39.7 37.9 37.1 37.5 35.9
WIND SPEED mph 1.7 2.4 1.4 1.4 1.6 2.6 2.1 2.9 2.8 3.3 5.8 6.7 6.8 7.4 6.8 6.6 5.6 5.1 4.7 2.6 3.2 3.7 4.3 2.9
WIND DIRECTION Degrees 210 229 219 198 191 224 219 210 205 216 258 239 221 219 211 212 212 195 192 200 186 185 187 219
PM2.5 ug/m3
PM10 ug/m3 (25C)
PM COARSE (10-2.5) ug/m3