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| County | Site | Aqs id | Units | Max | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| HAWAII | HILO | 15 001 1006 | µg/m³ | 4.2 | 4.2 | 4.2 | 4.2 | 4.0 | 4.1 | 4.0 | 3.9 | 3.8 | 3.6 | 3.5 | 3.2 | 2.9 | 2.8 | 2.7 | 2.6 | 2.5 | 2.5 | 2.5 | 2.4 | 2.4 | 2.4 | 2.5 | 2.7 | 2.7 |
| HAWAII | KONA | 15 001 1012 | µg/m³ | 15.1 | 13.0 | 13.0 | 12.9 | 13.0 | 13.1 | 13.2 | 13.5 | 13.8 | 14.0 | 14.0 | 14.0 | 14.2 | 14.3 | 14.2 | 14.3 | 14.5 | 14.6 | 14.6 | 14.8 | 14.7 | 15.0 | 15.1 | 15.1 | 15.1 |
| HAWAII | MOUNTAIN VIEW | 15 001 2023 | µg/m³ | 4.9 | 4.9 | 4.8 | 4.6 | 4.5 | 4.5 | 4.6 | 4.6 | 4.5 | 4.4 | 4.4 | 4.3 | 4.2 | 4.0 | 4.0 | 4.2 | 4.1 | 4.0 | 3.9 | 4.0 | 4.1 | 4.2 | 4.4 | 4.4 | 4.2 |
| HAWAII | OCEAN VIEW | 15 001 2020 | µg/m³ | 9.0 | 7.5 | 7.5 | 7.5 | 7.6 | 7.9 | 8.1 | 8.2 | 8.8 | 8.9 | 9.0 | 8.9 | 8.8 | 8.9 | 8.7 | 8.3 | 7.8 | 7.5 | 7.5 | 7.8 | 7.8 | 7.7 | 7.8 | 8.0 | 8.1 |
| HAWAII | PAHALA | 15 001 2016 | µg/m³ | 4.9 | 4.3 | 4.4 | 4.4 | 4.5 | 4.5 | 4.4 | 4.4 | 4.5 | 4.7 | 4.8 | 4.9 | 4.6 | 4.4 | 4.2 | 4.1 | 4.0 | 3.8 | 3.2 | 3.0 | 2.6 | 2.4 | 2.2 | 2.2 | 2.2 |
| MAUI | KAHULUI | 15 009 0025 | µg/m³ | 4.5 | 4.0 | 4.1 | 4.3 | 4.5 | 4.4 | 4.5 | 4.4 | 4.2 | 4.1 | 4.0 | 4.1 | 4.1 | 4.0 | 4.0 | 3.9 | 3.8 | 3.8 | 3.9 | 3.9 | 3.8 | 3.7 | 3.8 | 3.9 | 3.9 |
| MAUI | KIHEI | 15 009 0006 | µg/m³ | 0.7 | 0.5 | 0.3 | 0.3 | 0.3 | 0.3 | 0.5 | 0.7 | 0.5 | 0.1 | -0.6 | -0.8 | -0.9 | -1.0 | -1.2 | -1.5 | -2.0 | -2.2 | -2.2 | -1.9 | -1.9 | -1.7 | -1.5 | -1.7 | -1.7 |
| OAHU | SAND ISLAND | 15 003 1004 | µg/m³ | 4.1 | 4.0 | 3.9 | 3.9 | 3.8 | 3.7 | 3.7 | 3.7 | 3.8 | 3.9 | 4.1 | 4.1 | 4.1 | 4.0 | 3.9 | 3.8 | 3.7 | 3.7 | 3.7 | 3.8 | 3.9 | 3.8 | 3.6 | 3.6 | 3.7 |