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Noise monitoring program
Active Air Quality Notification
  • An air quality ADVISORY for Unhealthy PM2.5 levels is in effect from 8/3/2025 12:00 to 8/4/2025 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 9 4 4 22 34 36 40 43 46 48 47 47 48 48 48 47 46 45 44 42 42 40
WIND SPEED mph 0.5 0.5 0.5 0.5 0.5 2.2 4.8 5.5 7.3 6.3 8.1 11.2 10.9 11.2 11.2 10 8.2 4.8 4.3 4.1 3.7 2.5 2.8 2.1
WIND DIRECTION Degrees 215 217 198 314 329 214 195 199 196 199 211 226 228 231 225 231 228 224 209 213 210 233 237 221
TEMPERATURE degF 26.3 25.7 25.7 25.7 25.6 32.9 40.6 43.8 49.1 53 57 59.6 59.5 60.4 62.6 63.8 62.7 61.6 59.2 57 56 55.1 55 54.6
RELATIVE HUMIDITY %RH 94.7 95.4 95.3 95.4 95.8 84.8 69.2 63 52.4 45.5 38.3 32.3 33.4 33.3 31.6 31.3 33.1 34.9 37.7 41.2 43.1 46.1 48 49.8
BAROMETRIC PRESSURE inHg 30.08 30.07 30.05 30.03 30.02 30 29.98 29.95 29.91 29.88 29.83 29.79 29.77 29.75 29.71 29.72 29.74 29.77 29.78 29.79 29.8 29.81 29.82 29.83
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 35 33 31 32 31 30 28 27 26 30 36 39 45 48 48 48 48 46 45 43 42 40 38 35

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 35 33 31.4 29.7 29.4 28.8 30 36.5 42.1 47.7 52 54.8 58.4 59.3 59.5 60.1 60.7 60.3 58.1 55.8 54.3 53.4 53.3 50.3
WIND SPEED mph 0.6 0.7 0.6 1.1 0.5 1.3 2.3 4.5 5.6 7.5 11.8 13.2 13.3 13.6 14.4 12.5 11 9.6 8.4 6.8 6.9 6.6 6.6 4.4
WIND DIRECTION Degrees 78 215 168 130 176 158 168 178 179 191 199 203 206 204 206 204 213 220 223 241 235 237 247 248
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 27 27 27 26 27 26 27 30 32 35 37 40 44 49 47 47 47 45 43 41 39 38 37
CO ppm 0.165 0.164 0.166 0.162 0.173 0.177 0.166 0.167 0.181 0.183 0.179 0.172 0.16 0.147 0.15 0.152 0.157 0.16 0.161 0.162 0.167 0.163 0.165
SO2 ppb 0.242 0.116 0.115 0.095 0.09 0.079 0.136 0.176 0.324 0.438 0.455 0.396 0.523 0.688 0.51 0.409 0.352 0.471 0.743 0.67 0.581 0.593 0.545
NO ppb 0.026 0.003 0 0.004 0 0.099 0.491 0.793 1.053 1.136 0.774 0.533 0.291 0.15 0.087 0.073 0.013 0 0 0.002 0 0 0.009
NOy-NO ppb 4.048 2.927 3.657 3.64 3.939 3.728 3.381 3.459 4.822 5.158 4.887 4.047 3.6 3.179 3.124 2.906 2.593 2.551 2.858 2.929 2.986 3.488 3.588
NOy ppb 4.085 2.931 3.65 3.643 3.93 3.821 3.87 4.249 5.88 6.279 5.651 4.569 3.889 3.328 3.215 2.969 2.611 2.528 2.837 2.935 2.971 3.487 3.6
PM10 ug/m3 (25C) 0 6 6 5 6 6 7 7 7 9 7 8 7 10 9 9 11 13 12 13 17 19 15 17
PM COARSE (10-2.5) ug/m3 4 3 2 8 5 3 4 0 1 -1 2 1 5 4 6 10 14 12 9 12 16 12 13
WIND SPEED mph 4.1 4.4 4.1 3.5 5.1 4.7 6.9 8.3 8 10.3 12.6 11.2 12.6 14.4 15.3 15 13.4 11.2 10.5 9.6 8.3 7.9 7 7
WIND DIRECTION Degrees 219 203 191 180 166 169 170 167 179 188 198 201 193 192 203 198 203 210 210 205 192 201 198 202
BAROMETRIC PRESSURE inHg 30.11 30.12 30.11 30.12 30.09 30.13 30.13 30.12 30.14 30.13 30.1 30.07 30.05 29.98 29.95 29.9 29.89 29.88 29.89 29.9 29.89 29.88 29.88 29.87
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 36.5 34.4 33.2 32.8 32.2 32.1 32.4 35 40.2 45.4 50.8 53.8 55.3 57.1 59 58.2 58.4 58 55.8 53.9 51.7 50 48.6 48
RELATIVE HUMIDITY %RH 71.7 76.8 79.1 80.2 81.3 81.7 81.3 77.2 71.1 63 54.4 51.2 49.5 47.5 43 45.4 47.2 46.4 46.9 48.2 53 56.5 57.5 57.2
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 73 74 72 74 74 75 73 74 74 73 73 74 74 74 74 74 73 74 72 73 74 74 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
WIND SPEED mph 4.5 3.9 3.5 2.2 1.2 1.6 3.5 4.9 7.7 9.4 7.4 8.3 11.1 10.6 12.2 10.1 8.1 6.5 2.9 1.7 2.4 2.4 2.4 1.4
WIND DIRECTION Degrees 136 139 139 138 137 143 146 152 176 181 190 205 226 227 228 233 238 239 221 143 132 119 134 138
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 33 34 35 36 36 35 35 36 37 39 41 43 45 44 47 49 48 48 46 45 44 43 42
WIND SPEED mph 0.6 3.1 3.8 4.5 5.8 6.9 7 7.8 8.6 7.6 7.3 7.7 8.6 9 8.3 7.8 8.7 8.3 9 9.9 10.2 10 9.4 9.2
WIND DIRECTION Degrees 131 213 212 211 210 215 206 201 202 195 189 185 198 207 199 217 228 238 254 265 266 267 265 267
RELATIVE HUMIDITY %RH 87 89.9 88.9 85.9 84.9 85.1 86.4 82.5 77.7 68.5 59.6 53.2 47.9 46.9 47.6 43.7 40.7 41.9 44.7 49.1 52.5 54.7 54.9 55.8
TEMPERATURE degF 30.6 29.3 29.9 30.5 30.9 30.8 30.6 32.6 35.4 40 44.4 47.8 51.3 52.4 52.5 54.1 54.1 53.1 51.9 50.7 50.3 50.5 51 51.1
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 30.5 30.6 30.4 30.5 30.6 31.2 32.6 37.3 42.6 44.8 45 46.3 48.3 58.5 60.4 60.9 60.9 60.1 58.9 57.7 57.3 57.3 56.9 56.5
WIND SPEED mph 2.6 3.3 3.6 3 3.9 4 3.3 7.1 7.1 6.2 7.6 8.5 6.9 14.7 15.3 14.9 14.6 11.8 12.3 13.7 18.6 20.7 18.6 17.8
WIND DIRECTION Degrees 259 272 264 261 255 240 228 233 200 160 152 152 177 229 224 221 220 223 228 245 253 257 258 264
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 0.282 0.233 0.516 0.225 0.217 0.267 0.313 0.27 0.205 0.252 0.266 0.273 0.311 0.253 0.224 0.246 0.219 0.218 0.201 0.186 0.18 0.165 0.16 0.152
NO2 ppb 17.8 12.6 11.9 13.8 21.7 22.6 14.6 9 8.9 9.6 8.9 8.4 8.8 8.8 9.5 10.5 9.5 8.1 6.9 5.7 4.8 4.5 4.6
WIND SPEED mph 3.2 3.6 3.8 3.7 3.4 3 3.5 5.3 9.1 8.6 9.2 11 11.4 12 11.4 12.9 11.4 11.9 12.1 12.2 12.9 11.9 12.4 11.8
WIND DIRECTION Degrees 261 258 258 259 254 213 216 210 193 195 207 212 212 201 198 206 203 209 217 230 242 250 251 257
TEMPERATURE degF 34.1 33.9 33.2 33.1 32.6 32 33.1 35.7 40.6 44.4 48.3 52.9 54.9 56 57.8 58.4 58.8 58.1 57 56.5 55.2 53.8 54.7 54.9
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 1.1 1.2 0.9 1.1 1.2 1.2 1.2 1.7 4.6 12.1 29.1 101.9 141.6 94.1 47.4 13.7 3 2 3 1.8 1.8 1.7 1.7 1.7
WIND SPEED mph 2.2 2.4 2.9 3.1 2.8 3.9 4.9 7.1 6.5 7.5 7.5 9.4 10.4 10.2 10.6 8.9 7.8 5.5 4.4 4 4.4 4.2 4.8 4.6
WIND DIRECTION Degrees 213 141 122 139 177 156 170 178 179 180 181 193 195 204 209 216 220 225 243 246 244 240 248 246
TEMPERATURE degF 27.8 27 26.5 26.8 27.6 28.5 30.3 34.2 38.2 42.8 47.5 52.2 54.6 56 56.1 56 55.4 53.6 51.6 49.8 48.6 47.5 47.5 47.4

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 32.3 32.1 31.1 30.5 30.9 30.8 31.6 34.7 40.3 41.9 43 44 45.5 43.6 41.5 40.2 40.6 41.9 46.4 54.7 55.2 55 54.4 53.5
WIND SPEED mph 4.4 4.9 5.2 4.8 4.5 4.5 4.2 4.3 7 7.8 10 10.6 10.4 12.2 13.5 12.4 11.1 7.7 8 11 13.9 14.6 14.3 13.5
WIND DIRECTION Degrees 268 267 265 265 275 265 248 196 188 176 171 167 168 168 169 175 184 192 206 232 250 258 265 270
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) 2 5 6 7 6 7 6 6 7 6 6 6 8 9 14 12 14 21 23 22 18 31 29 19
PM COARSE (10-2.5) ug/m3 3 5 3 2 2 1 2 3 1 3 2 -1 4 8 13 11 12 17 17 18 17 26 24 17
WIND SPEED mph 1.6 2.2 1.8 1.8 2.5 2.5 1.5 0.9 2.5 4.7 2.8 4.5 6.8 6.2 6.1 7.3 8.7 8.1 7.4 6.9 6.4 6.3 5.4 4.1
WIND DIRECTION Degrees 85 79 64 67 72 69 79 186 199 217 204 225 228 226 226 232 239 236 238 234 238 243 259 263
TEMPERATURE degF 33.1 34.1 34.1 34.5 32.6 31.2 33.8 42.3 44.2 48.8 49.6 56.1 58.7 59.5 59.5 59.1 59.2 58.5 57.1 55.5 55 56.1 57.8 57.5
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 32 30 29 29 29 31 34 35 36 37 38 38 37 38 38 38 38 39 40 48 53 53 53
WIND SPEED mph 2.6 2.4 2.6 2.5 2.7 2.4 1.7 3.6 7.8 9.2 10.5 10.4 10.7 13.4 15.1 16 13.1 10.4 7.7 2.9 3.7 3.6 3.7 3.6
WIND DIRECTION Degrees 285 281 276 279 283 276 251 184 179 183 181 181 181 180 186 186 193 192 195 215 240 260 265 267

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 33.4 31.9 31.5 30 29.2 28.7 30.5 35.9 42 46.6 52.1 55.6 56.2 57.8 59.3 59.4 59 58.3 56.4 55.3 54.7 55.1 55.5 54.7
WIND SPEED mph 2.2 1.5 2.3 1.5 1.5 1.8 2.3 3.1 4.2 5.1 6.1 7.3 7.8 8.1 8.5 9 8.1 6.6 6.6 8.5 8.2 10.6 11.4 9.8
WIND DIRECTION Degrees 223 166 222 147 162 131 214 193 196 206 198 201 222 188 189 191 196 208 228 233 234 242 247 254
PM2.5 ug/m3
PM10 ug/m3 (25C)
PM COARSE (10-2.5) ug/m3