| | Ozone Eight-Hour Maximum (PPB) |
| | The information in this report is based on preliminary data and is subject to change. |
| | 06/22 | 06/23 | 06/24 | 06/25 | 06/26 | 06/27 | 06/28 |
| | San Joaquin |
| | Stockton-University | 62 | 59 | 68 | 65 | 48 | 47 | 61 |
| | Manteca |
| | Tracy-Airport | 50 | 49 | 47 | 58 | 45 | 43 | 50 |
| | Stanislaus |
| | Modesto-14th | 77 | 76 | 66 | 74 | 54 | 53 | 66 |
| | Turlock | 84 | 74 | 70 | 79 | 60 | 55 | 70 |
| | Merced |
| | Merced-M St. |
| | Merced-Vierra | 80 | 77 | 65 | 77 | 64 | 59 | 70 |
| | Madera |
| | Madera-City | 77 | 74 | 58 | 69 | 61 | 59 | 67 |
| | Madera | 76 | 77 | 55 | 70 | 63 | 59 | 63 |
| | Fresno |
| | Fresno-SSP | 78 | 78 | 58 | 66 | 61 | 58 | 64 |
| | Clovis | 87 | 79 | 64 | 68 | 60 | 56 | 63 |
| | Fresno-Garland | 72 | 69 | 53 | 57 | 53 | 49 | 53 |
| | Fresno-Foundry |
| | Fresno-Pacific |
| | Fresno-Drummond | 79 | 76 | 60 | 66 | 58 | 56 | 60 |
| | Parlier | 84 | 78 | 66 | 79 | x | 65 | 57 | 64 |
| | Tranquillity | 67 | 73 | 53 | 57 | 64 | 57 | 65 |
| | Huron |
| | Kings |
| | Hanford | 84 | 88 | 62 | 65 | 65 | 56 | 64 |
| | Corcoran |
| | Tulare |
| | Visalia-Ashland | 88 | 86 | 71 | 72 | x | 66 | 63 | 61 |
| | Porterville | 84 | 75 | 65 | 73 | x | 68 | 63 | 65 |
| | Ash Mountain-SNP | 82 | 87 | 80 | 93 | x | 86 | x | 77 | x | 74 | x |
| | Lower Kaweah-SNP | 75 | 82 | 71 | 90 | x | 83 | x | 75 | x | 71 | x |
| | Kern |
| | Shafter | 86 | 67 | 53 | 68 | 61 | 56 | 69 |
| | Oildale | 86 | 64 | 51 | 67 | 57 | 55 | 65 |
| | Bakersfield-Gold |
| | Bakersfield-Calif | 87 | 70 | 51 | 70 | x | 52 | 61 |
| | Bakersfield-Muni | 55 | 56 | 68 |
| | Edison | 89 | 67 | 60 | 74 | x | 64 | 62 | 70 |
| | Arvin-DiGiorgio | 84 | 66 | 58 | 75 | x | 66 | 65 | 70 |
| | Maricopa | 78 | 67 | 52 | 65 | 60 | 56 | 66 |
| | Lebec |
| | District Maximum | 89 | | 88 | | 80 | | 93 | | 86 | | 77 | | 74 |
| | Maximum Measured | Unofficial Days Over the Federal and State Standards¹ |
| | Value for This Year |
| | Pollutant | Maximum | Federal 2015 8-Hr Ozone | 21 | | Federal 1997 24-hr PM2.5 | 0 |
| | Federal 2008 8-Hr Ozone | 10 | | Federal 24-hr PM10 | 0 |
| | O3-1hr (ppb) | 103 | | Federal 1997 8-Hr Ozone | 3 | | State 1-Hr Ozone | 3 |
| | O3-8hr (ppb) | 89 | | Federal 1-Hr Ozone | 0 | | State 1997 8-Hr Ozone | 21 |
| | PM 10 (µg/m³) | 153 | | Federal 2006 24-hr PM2.5 | 0 | | State 24-hr PM10 | 40 |
| | PM 2.5 (µg/m³) | 32.2 |
| ¹Data affected by smoke, high winds, fireworks, and etc. and which exceeded a federal standard are denoted |
| with an ‘x’ in the table above. Values marked with an ‘x’ are not included in the tallies above. |
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| Saturday, June 29, 2024 | Page 1 of 1 |