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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 | 5.2 | 04 PM | 15.0 | 08 AM |
| OAHU | HONOLULU | 15 003 1001 | µg/m³ | 5.4 | 02 PM | 6.3 | 03 AM |
| HAWAII | KAILUA-KONA | µg/m³ | 8.4 | 03 AM | 15.0 | 05 PM | |
| OAHU | KAPOLEI-NCORE | 15 003 0010 | µg/m³ | 5.3 | 06 PM | 6.2 | 05 AM |
| MAUI | KIHEI | 15 009 0006 | µg/m³ | 4.9 | 08 PM | 14.0 | 11 AM |
| HAWAII | KONA | 15 001 1012 | µg/m³ | 7.2 | 07 AM | 13.0 | 03 PM |
| OAHU | SAND ISLAND | 15 003 1004 | µg/m³ | 4.0 | 08 PM | 7.2 | 11 PM |
| HAWAII | WAIKOLOA 21 | µg/m³ | 7.1 | 01 AM | 13.0 | 10 AM |