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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 | 3.8 | 04 PM | 18.0 | 09 AM |
| MAUI | KAHULUI | 15 009 0025 | µg/m³ | 5.9 | 02 AM | 8.0 | 02 PM |
| HAWAII | KAILUA-KONA | µg/m³ | 8.7 | 12 AM | 16.0 | 09 AM | |
| OAHU | KAPOLEI | 15 003 0010 | µg/m³ | 0.2 | 05 PM | 0.2 | 08 AM |
| OAHU | KAPOLEI-NCORE | 15 003 0010 | µg/m³ | 4.5 | 09 PM | 4.9 | 02 AM |
| MAUI | KIHEI | 15 009 0006 | µg/m³ | 4.0 | 12 AM | 15.0 | 09 AM |
| HAWAII | KS HAWAII | µg/m³ | 4.2 | 04 PM | 15.0 | 04 PM | |
| HAWAII | NAALEHU (ULT) | µg/m³ | 4.7 | 02 AM | 11.0 | 03 AM | |
| HAWAII | OCEAN VIEW | 15 001 2020 | µg/m³ | 8.5 | 02 AM | 14.0 | 03 PM |
| HAWAII | PAHALA | 15 001 2016 | µg/m³ | 5.5 | 04 AM | 11.0 | 04 AM |
| HAWAII | WAIKOLOA 21 | µg/m³ | 4.3 | 03 AM | 10.0 | 10 AM |