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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 | 4.0 | 4.0 | 4.0 | 3.9 | 3.9 | 4.0 | 4.0 | 4.0 | 3.9 | 3.9 | 3.8 | 3.6 | 3.5 | 3.3 | 3.2 | 3.1 | 2.9 | 3.0 | 3.0 | 2.9 | 3.0 | 3.0 | 3.2 | 3.3 | 3.3 |
| HAWAII | KONA | 15 001 1012 | µg/m³ | 27.1 | 24.5 | 24.0 | 23.7 | 23.1 | 22.6 | 22.2 | 22.4 | 22.4 | 22.0 | 22.0 | 21.3 | 20.8 | 21.3 | 22.0 | 23.1 | 24.3 | 25.3 | 26.4 | 26.8 | 27.1 | 27.0 | 26.4 | 26.2 | 26.1 |
| HAWAII | MOUNTAIN VIEW | 15 001 2023 | µg/m³ | 1.8 | 1.3 | 1.3 | 1.2 | 1.2 | 1.3 | 1.2 | 1.5 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.8 | 1.4 | 1.1 | 1.1 | 1.2 | 1.2 | 1.4 | 1.3 | 1.4 | 1.5 | 1.5 | 1.6 |
| HAWAII | OCEAN VIEW | 15 001 2020 | µg/m³ | 29.2 | 29.2 | 28.8 | 29.0 | 28.2 | 27.9 | 27.6 | 27.5 | 27.2 | 26.9 | 26.5 | 26.1 | 25.8 | 25.6 | 26.0 | 26.0 | 25.9 | 25.6 | 25.8 | 25.8 | 25.5 | 25.1 | 25.0 | 24.8 | 24.4 |
| HAWAII | PAHALA | 15 001 2016 | µg/m³ | 12.6 | 5.8 | 6.3 | 6.9 | 7.5 | 7.8 | 8.3 | 8.6 | 9.2 | 9.7 | 10.0 | 10.2 | 10.6 | 11.0 | 11.2 | 11.4 | 11.5 | 11.4 | 11.5 | 11.6 | 11.7 | 12.0 | 12.4 | 12.5 | 12.6 |
| MAUI | KIHEI | 15 009 0006 | µg/m³ | 10.9 | 10.8 | 10.9 | 10.8 | 10.8 | 10.5 | 10.7 | 10.7 | 10.6 | 10.6 | 10.5 | 10.4 | 9.8 | 8.7 | 8.1 | 6.6 | 5.0 | 3.9 | 3.7 | 3.5 | 3.2 | 3.2 | 3.0 | 2.9 | 3.0 |
| OAHU | KAPOLEI | 15 003 0010 | µg/m³ | 1.2 | 1.2 | 1.1 | 1.1 | 1.1 | 1.0 | 0.8 | 0.7 | 0.8 | 0.8 | 0.7 | 0.4 | 0.2 | 0.2 | -0.1 | -0.3 | -0.5 | -0.8 | -1.0 | -1.2 | -1.4 | -1.2 | -1.2 | -1.2 | -1.1 |
| OAHU | SAND ISLAND | 15 003 1004 | µg/m³ | 1.3 | 1.3 | 1.1 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 0.8 | 0.5 | 0.5 | 0.4 | 0.2 | 0.1 | 0.0 | -0.1 | -0.3 | -0.3 | -0.5 | -0.7 | -0.8 | -0.7 | -0.8 | -0.8 | -0.9 |