Current Date: 7/20/2026 6:09 AM
Daily Parameter Report
7/20/2026
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Summary
Parameter SiteName Avg Max Hr. of
01 OZONE PPM ALPINE .022 .020 C C .034 .032 .027 .034 04
CHULA VISTA .029 .028 C C .014 .022 .023 .029 00
DOWNTOWN SE .024 .022 C C .018 .018 .020 .024 00
EL CAJON LES .020 .020 C C C .011 .017 .020 00
KEARNY MESA .022 .021 C C .008 .012 .015 .022 00
OTAY MESA DVN .025 .020 C C .016 .017 .019 .025 00
PENDLETON .031 .028 C C .014 .016 .022 .031 00
03 NO2 PPB ALPINE 6.8 8.7 C C 2.4 3.3 5.3 8.7 01
CARMEL MT RCH 4.0 4.5 C C 8.8 11.6 7.2 11.6 05
CHULA VISTA 2.4 3.0 C C 8.3 4.4 4.5 8.3 04
DOWNTOWN SE 4.0 4.6 C C 6.9 7.4 5.7 7.4 05
EL CAJON LES 8.3 7.5 C C C 14.0 9.9 14.0 05
KEARNY MESA 4.5 4.2 C C 9.2 9.4 6.8 9.4 05
OTAY MESA DVN 2.5 2.6 C C 3.9 3.7 3.1 3.9 04
PENDLETON 1.3 2.3 C C 7.8 6.7 4.5 7.8 04
SAN YSIDRO 5.0 7.6 C C 10.9 10.1 8.4 10.9 04
06 CO PPM CARMEL MT RCH .2 .2 C C .3 .4 .3 .4 05
SAN YSIDRO .2 .3 C C .3 .4 .3 .4 05
07 H2S PPB IB CIVIC CTR .9 .8 1.1 1.1 2.4 1.8 1.3 2.4 04
NESTOR - BES 3.0 5.7 1.8 3.1 5.0 2.0 3.4 5.7 01
SAN YSIDRO .7 5.0 2.9 1.0 7.5 2.6 3.3 7.5 04
10 INTMP °C ALPINE 25 25 25 25 25 25 25 25 00
CARMEL MT RCH 25 24 25 25 25 24 25 25 00
CHULA VISTA 25 25 26 26 26 26 26 26 02
DOWNTOWN SE 23 24 24 24 24 24 24 24 01
EL CAJON LES 26 26 26 26 26 26 26 26 00
KEARNY MESA 25 25 25 25 24 25 25 25 00
OTAY MESA DVN 24 24 24 24 24 24 24 24 00
PENDLETON 25 25 25 25 26 26 25 26 04
SAN YSIDRO 25 25 25 25 25 25 25 25 00
10 INTMP °C        IB CIVIC CTR 25 25 26 25 25 26 25 26 02
NESTOR - BES 25 25 25 25 25 25 25 25 00
11 PM2.5 µg/M3 ALPINE 8.6 7.3 5.3 4.4 4.2 3.8 5.6 8.6 00
CARMEL MT RCH M M M M M M M M
CHULA VISTA 9.5 10.0 10.3 10.5 10.7 11.3 10.3 11.3 05
DOWNTOWN SE 11.2 11.0 11.5 11.9 12.5 12.0 11.6 12.5 04
EL CAJON LES 9.4 9.2 9.6 9.8 10.0 10.8 9.8 10.8 05
KEARNY MESA 12.3 12.4 11.6 10.3 10.2 12.6 11.5 12.6 05
Current Date: 7/20/2026 6:09 AM
Daily Parameter Report
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Summary
Parameter SiteName Avg Max Hr. of
OTAY MESA DVN 8.8 9.2 10.4 12.4 13.0 10.2 10.6 13.0 04
PENDLETON 7.2 7.5 7.8 8.0 8.6 9.0 8.0 9.0 05
SAN YSIDRO 11.5 11.7 12.0 12.6 13.0 13.7 12.4 13.7 05
12 VWDR ° ALPINE 63 99 104 81 69 340 0 340 05
CHULA VISTA 36 34 297 123 284 229 0 297 02
DOWNTOWN SE 85 84 99 70 214 192 0 214 04
EL CAJON LES 170 162 170 119 170 246 0 246 05
KEARNY MESA 136 144 88 72 295 284 0 295 04
OTAY MESA DVN 342 61 115 117 341 339 0 342 00
PENDLETON 94 130 69 57 29 33 0 130 01
13 SIGTHETA ° ALPINE 52 17 39 57 47 46 43 57 03
CHULA VISTA 51 31 64 69 29 20 44 69 03
DOWNTOWN SE 23 22 23 22 39 19 25 39 04
EL CAJON LES 38 24 58 23 37 24 34 58 02
KEARNY MESA 27 32 13 16 40 14 24 40 04
OTAY MESA DVN 14 63 55 37 13 15 33 63 01
PENDLETON 25 14 16 20 9 52 23 52 05
14 VWSP MPH ALPINE .9 1.8 1.9 .9 .7 .3 .0 1.9 02
CHULA VISTA 1.0 .8 .5 .3 1.1 2.2 .0 2.2 05
DOWNTOWN SE 2.1 1.5 1.8 1.3 1.6 2.1 .0 2.1 00
EL CAJON LES .8 1.7 1.0 1.7 .7 1.7 .0 1.7 01
KEARNY MESA .8 1.0 1.9 2.5 2.8 3.0 .0 3.0 05
OTAY MESA DVN 2.8 .1 .3 1.9 2.7 3.0 .0 3.0 05
PENDLETON 2.4 2.6 2.5 2.1 3.5 2.0 .0 3.5 04
15 SWSP MPH ALPINE 1.6 1.9 2.3 1.5 1.1 1.5 1.7 2.3 02
CHULA VISTA 1.2 1.1 .9 .9 1.6 2.4 1.4 2.4 05
DOWNTOWN SE 2.3 1.6 1.9 1.5 1.8 2.3 1.9 2.3 00
EL CAJON LES 1.8 2.1 1.5 1.9 1.4 1.8 1.8 2.1 01
KEARNY MESA 1.5 1.3 2.0 2.7 3.2 3.2 2.3 3.2 04
OTAY MESA DVN 2.9 1.1 1.3 2.9 2.9 3.1 2.4 3.1 05
PENDLETON 2.9 2.8 3.0 2.3 3.5 2.2 2.8 3.5 04
16 AMBTEMP °F ALPINE 72.5 73.6 74.8 75.2 75.8 76.3 74.7 76.3 05
CARMEL MT RCH 68.5 68.8 68.8 69.2 69.4 69.8 69.1 69.8 05
CHULA VISTA 69.8 69.9 69.9 69.7 69.4 69.8 69.8 69.9 01
DOWNTOWN SE 69.3 69.1 69.2 69.2 68.9 69.0 69.1 69.3 00
EL CAJON LES 70.4 69.8 70.0 69.6 69.5 70.8 70.0 70.8 05
KEARNY MESA 69.6 69.6 68.9 68.0 68.0 68.9 68.8 69.6 00
OTAY MESA DVN 67.2 67.5 67.8 68.4 69.0 68.5 68.1 69.0 04
PENDLETON 71.3 71.2 70.6 69.9 69.2 70.0 70.4 71.3 00
Current Date: 7/20/2026 6:09 AM
Daily Parameter Report
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 Summary
Parameter SiteName Avg Max Hr. of
SAN YSIDRO 69.7 69.9 69.7 69.6 68.9 69.8 69.6 69.9 01
17 RELHUM % ALPINE 60 50 41 36 34 31 42 60 00
EL CAJON LES 88 90 89 90 90 87 89 90 01
KEARNY MESA 91 90 90 92 91 92 91 92 03
18 PRES mmHg EL CAJON LES 747 747 747 747 747 747 747 747 00
KEARNY MESA 748 748 748 748 748 748 748 748 00
19 SOLAR W/M2 EL CAJON LES 1 1 1 0 2 41 8 41 05
KEARNY MESA 1 1 1 1 2 44 8 44 05
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 2 0 2 05
25 NOY EL CAJON LES 3.87 3.11 3.54 3.79 4.29 C 3.72 4.29 04
26 NOY-NO EL CAJON LES 3.77 3.05 3.48 3.73 4.09 C 3.62 4.09 04
27 NO Trace EL CAJON LES .10 .05 .05 .06 .19 C .09 .19 04
28 SO2 Tr PPB EL CAJON LES .0 .0 C C C .0 .0 .0 00
29 CO Tr PPB EL CAJON LES 154.8 137.9 C C C 282.7 191.8 282.7 05
BCarbon ug/m3 10TH AVE MARIN .23 .19 .24 .19 .18 .21 .21 .24 02
ALPINE .32 .27 .14 .11 .12 < .19 .32 00
BOSTON AVE .27 .24 .35 .41 .40 .35 .34 .41 03
CHICANO PARK .19 < .26 .28 .35 .67 .35 .67 05
DOWNTOWN SE .23 .24 .24 .24 .27 .30 .25 .30 05
OCEANVIEW BLV < .20 .22 < .53 .65 .40 .65 05
OTAY MESA DVN < < < .65 < .24 .45 .65 03
SAN YSIDRO .14 < .18 .21 .40 < .23 .40 04
PM10 STD ALPINE 23.2 19.7 15.9 13.7 13.2 17.8 17.2 23.2 00
CARMEL MT RCH M M M M M M M M
CHULA VISTA 19.9 19.3 19.3 19.9 21.3 26.5 21.0 26.5 05
DOWNTOWN SE 22.2 20.1 21.7 22.3 38.6 28.9 25.6 38.6 04
EL CAJON LES 20.2 17.5 18.1 18.5 19.3 22.0 19.2 22.0 05
KEARNY MESA 23.6 24.1 22.8 22.6 23.8 28.1 24.1 28.1 05
OTAY MESA DVN 18.4 21.5 26.4 33.8 47.9 22.2 28.3 47.9 04
PENDLETON 16.0 16.0 15.6 15.0 17.5 17.6 16.2 17.6 05
SAN YSIDRO 23.5 25.4 27.2 25.5 29.9 32.1 27.2 32.1 05
RAINFALL EL CAJON LES .00 .00 .00 .00 .00 .00 .00 .00 00