| | Ozone One-Hour Maximum (PPB) |
| | The information in this report is based on preliminary data and is subject to change. |
| | 06/17 | 06/18 | 06/19 | 06/20 | 06/21 | 06/22 | 06/23 |
| | San Joaquin |
| | Stockton-University | 37 | 43 | 43 | 57 | 81 |
| | Manteca |
| | Tracy-Airport | 34 | 38 | 44 | 43 | 58 | 53 | 73 |
| | Stanislaus |
| | Modesto-14th | 41 | 44 | 44 | 57 | 75 | 54 | 81 |
| | Turlock | 45 | 44 | 46 | 56 | 78 | 58 | 81 |
| | Merced |
| | Merced-M St. |
| | Merced-Coffee | 47 | 44 | 47 | 55 | 71 | 64 | 69 |
| | Madera |
| | Madera-City | 46 | 46 | 47 | 56 | 69 | 65 | 67 |
| | Madera | 45 | 44 | 46 | 56 | 68 | 64 | 65 |
| | Fresno |
| | Fresno-SSP | 46 | 45 | 46 | 54 | 67 | 56 | 66 |
| | Clovis | 49 | 47 | 47 | 57 | 72 | 60 | 77 |
| | Fresno-Garland | 47 | 44 | 44 | 52 | 63 | 52 | 63 |
| | Fresno-Foundry |
| | Fresno-Pacific |
| | Fresno-Drummond | 48 | 46 | 48 | 56 | 70 | 60 | 70 |
| | Parlier | 51 | 45 | 50 | 60 | 86 | 57 | 68 |
| | Tranquillity | 38 | 38 | 43 | 52 | 63 | 54 | 57 |
| | Huron |
| | Kings |
| | Hanford | 50 | 44 | 50 | 60 | 73 | 58 | 69 |
| | Corcoran |
| | Tulare |
| | Visalia-Ashland | 53 | 47 | 57 | 60 | 89 | 56 | 73 |
| | Porterville | 51 | 52 | 61 | 66 | 89 | 50 | 74 |
| | Ash Mountain-SNP | 51 | 51 | 55 | 67 | 81 | 57 | 63 |
| | Lower Kaweah-SNP | 49 | 44 | 47 | 58 | 70 | 48 | 53 |
| | Kern |
| | Shafter | 49 | 46 | 58 | 64 | 83 | 50 | 67 |
| | Oildale | 53 | 54 | 64 | 68 | 77 | 52 |
| | Bakersfield-Gold |
| | Bakersfield-Calif | 43 | 43 | 50 | 53 | 65 | 40 | 55 |
| | Bakersfield-Muni | 50 | 49 | 58 | 62 | 76 | 46 | 68 |
| | Edison | 71 |
| | Arvin-DiGiorgio | 56 | 51 | 54 | 79 | 91 | 49 | 83 |
| | Maricopa | 52 | 46 | 51 | 71 | 63 | 62 |
| | Lebec |
| | District Maximum | 56 | | 54 | | 64 | | 79 | | 91 | | 65 | | 83 |
| | Maximum Measured | Unofficial Days Over the Federal and State Standards¹ |
| | Value for This Year |
| | Pollutant | Maximum | Federal 2015 8-Hr Ozone | 13 | | Federal 1997 24-hr PM2.5 | 0 |
| | Federal 2008 8-Hr Ozone | 7 | | Federal 24-hr PM10 | 0 |
| | O3-1hr (ppb) | 94 | | Federal 1997 8-Hr Ozone | 0 | | State 1-Hr Ozone | 0 |
| | O3-8hr (ppb) | 83 | | Federal 1-Hr Ozone | 0 | | State 1997 8-Hr Ozone | 13 |
| | PM 10 (µg/m³) | 152 | | Federal 2006 24-hr PM2.5 | 26 | | State 24-hr PM10 | 86 |
| | PM 2.5 (µg/m³) | 53.9 |
| 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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| Friday, June 24, 2022 | Page 1 of 1 |