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| County | Site | Aqs id | Units | 24-Hour | Hour Of Day | 1-Hour | Hour Of Day |
|---|---|---|---|---|---|---|---|
| HAWAII | HILO | 15 001 1006 | µg/m³ | 4.1 | 12 AM | 7.0 | 10 AM |
| OAHU | HONOLULU | 15 003 1001 | µg/m³ | 6.6 | 12 AM | 6.3 | 03 AM |
| MAUI | KAHULUI | 15 009 0025 | µg/m³ | 3.6 | 09 AM | 8.0 | 04 PM |
| HAWAII | KAILUA-KONA | µg/m³ | 2.5 | 05 PM | 11.0 | 03 PM | |
| OAHU | KAPOLEI-NCORE | 15 003 0010 | µg/m³ | 5.6 | 03 AM | 6.0 | 02 PM |
| HAWAII | KONA | 15 001 1012 | µg/m³ | 1.9 | 05 PM | 7.0 | 01 PM |
| HAWAII | NAALEHU (ULT) | µg/m³ | 3.4 | 11 AM | 8.0 | 10 AM | |
| HAWAII | OCEAN VIEW | 15 001 2020 | µg/m³ | 1.3 | 12 PM | 7.0 | 05 PM |
| HAWAII | WAIKOLOA 21 | µg/m³ | 3.2 | 01 AM | 6.0 | 02 AM |