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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 | 2.7 | 12 AM | 2.0 | 01 AM |
| MAUI | KAHULUI | 15 009 0025 | µg/m³ | 5.1 | 06 PM | 9.0 | 09 AM |
| HAWAII | KAILUA-KONA | µg/m³ | 9.7 | 01 AM | 12.0 | 01 AM | |
| OAHU | KAPOLEI | 15 003 0010 | µg/m³ | 5.3 | 07 AM | 6.6 | 01 AM |
| MAUI | KIHEI | 15 009 0006 | µg/m³ | 1.8 | 12 AM | 7.0 | 10 AM |
| HAWAII | KS HAWAII | µg/m³ | 3.9 | 01 PM | 14.0 | 10 AM | |
| HAWAII | MOUNTAIN VIEW | 15 001 2023 | µg/m³ | 3.2 | 08 PM | 9.0 | 01 PM |
| HAWAII | PAHALA | 15 001 2016 | µg/m³ | 6.4 | 09 PM | 20.0 | 09 PM |
| OAHU | SAND ISLAND | 15 003 1004 | µg/m³ | 5.3 | 11 AM | 10.0 | 10 AM |
| HAWAII | WAIKOLOA 21 | µg/m³ | 5.5 | 12 AM | 7.0 | 05 PM |