Advisories:
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| County | Site | Units | 24-Hour | Hour Of Day | 1 Hour | Hour Of Day |
|---|---|---|---|---|---|---|
| Outagamie | Appleton | µg/m³ | 11.2 | 11 AM | 16.5 | 05 AM |
| Ashland | Bad River Tribal School | µg/m³ | 6.9 | 03 AM | 7.3 | 01 AM |
| Kenosha | Chiwaukee Prairie | µg/m³ | 12.5 | 06 PM | 18.9 | 06 PM |
| Sauk | Devils Lake | µg/m³ | 15.3 | 09 AM | 18.1 | 03 PM |
| Eau Claire | Eau Claire DOT Sign Shop | µg/m³ | 14 | 03 AM | 21.5 | 01 AM |
| Brown | Green Bay East High | µg/m³ | 10 | 11 AM | 13.1 | 05 AM |
| Ozaukee | Harrington Beach Park | µg/m³ | 10.5 | 04 PM | 13.5 | 05 AM |
| Dodge | Horicon Wildlife Area | µg/m³ | 12.8 | 03 PM | 16.7 | 11 AM |
| Marathon | Lake Dubay | µg/m³ | ||||
| Dane | Madison East | µg/m³ | 14.7 | 06 AM | 17.3 | 05 PM |
| Dane | Madison University Ave. Well #6 | µg/m³ | 16.2 | 07 AM | 19.8 | 06 PM |
| Milwaukee | Milwaukee-16th St. Health Center | µg/m³ | 18 | 08 PM | 24.7 | 05 PM |
| Milwaukee | Milwaukee-College Ave NR | µg/m³ | 15.3 | 07 PM | 24.2 | 05 PM |
| Forest | Potawatomi | µg/m³ | 7.4 | 01 AM | 7.6 | 01 AM |
| Grant | Potosi | µg/m³ | 15.8 | 06 AM | 19.7 | 04 AM |
| Waukesha | Waukesha-Cleveland Ave. | µg/m³ | 16.5 | 08 PM | 26.2 | 07 AM |