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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 | 5.8 | 12 PM | 14.0 | 09 AM |
| MAUI | KAHULUI | 15 009 0025 | µg/m³ | 4.0 | 03 PM | 10.0 | 10 AM |
| OAHU | KAPOLEI | 15 003 0010 | µg/m³ | 5.2 | 03 PM | 7.5 | 01 AM |
| HAWAII | MOUNTAIN VIEW | 15 001 2023 | µg/m³ | 6.2 | 12 PM | 15.0 | 07 PM |
| HAWAII | OCEAN VIEW | 15 001 2020 | µg/m³ | 5.2 | 02 PM | 10.0 | 06 AM |
| HAWAII | PAHALA | 15 001 2016 | µg/m³ | 4.8 | 10 PM | 18.0 | 09 PM |
| OAHU | SAND ISLAND | 15 003 1004 | µg/m³ | 3.7 | 10 AM | 9.0 | 03 AM |
| HAWAII | WAIKOLOA 21 | µg/m³ | 2.9 | 10 AM | 11.0 | 09 AM |