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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 | 2.6 | 12 PM | 9.0 | 01 PM |
| OAHU | HONOLULU | 15 003 1001 | µg/m³ | 5.6 | 08 AM | 5.6 | 06 AM |
| MAUI | KAHULUI | 15 009 0025 | µg/m³ | 1.5 | 12 PM | 11.0 | 11 PM |
| HAWAII | KAILUA-KONA | µg/m³ | 4.5 | 10 AM | 10.0 | 02 PM | |
| OAHU | KAPOLEI-NCORE | 15 003 0010 | µg/m³ | 6.9 | 07 AM | 8.8 | 06 PM |
| HAWAII | KONA | 15 001 1012 | µg/m³ | 4.1 | 08 AM | 10.0 | 09 AM |