Current Date: 2/21/2026 8:09 AM
Daily Parameter Report
2/21/2026
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 .039 .038 C C .039 .040 .040 .039 .039 .040 05
CHULA VISTA .015 .020 C C .020 .019 .009 .013 .016 .020 01
DOWNTOWN SE .021 .018 C C .017 .011 .007 .009 .013 .021 00
EL CAJON LES .012 .012 C C C .002 .002 .005 .006 .012 00
KEARNY MESA .024 .020 C C .017 .017 .015 .018 .018 .024 00
OTAY MESA DVN .031 .029 C C .020 .022 .019 .033 .025 .033 07
PENDLETON .021 .019 C C .011 .008 .011 .016 .014 .021 00
03 NO2 PPB ALPINE 1.3 1.4 C C .8 1.5 1.7 2.2 1.4 2.2 07
CARMEL MT RCH 21.2 14.5 C C 15.0 18.0 17.1 16.0 16.9 21.2 00
CHULA VISTA 14.3 9.6 C C 3.8 5.0 14.7 14.8 10.3 14.8 07
DOWNTOWN SE 10.1 10.1 C C 7.3 10.4 13.5 13.5 10.8 13.5 06
EL CAJON LES 7.1 5.8 C C C 11.1 11.0 10.2 9.0 11.1 05
KEARNY MESA 5.4 5.6 C C 3.1 3.6 8.2 6.1 5.3 8.2 06
OTAY MESA DVN 2.4 2.1 C C 8.4 6.1 9.2 2.0 5.0 9.2 06
PENDLETON 5.3 4.5 C C 4.3 7.7 6.5 6.0 5.7 7.7 05
SAN YSIDRO 21.5 23.6 C C 14.7 14.9 17.2 21.6 18.9 23.6 01
06 CO PPM CARMEL MT RCH .7 .5 C C .4 .7 .8 .7 .6 .8 06
SAN YSIDRO .5 .5 C C .4 .5 .9 1.1 .7 1.1 07
07 H2S PPB IB CIVIC CTR .4 .4 .4 .3 .4 .4 .6 .7 .4 .7 07
NESTOR - BES 1.3 1.4 1.6 1.2 1.6 1.3 2.1 2.1 1.5 2.1 06
SAN YSIDRO .7 .8 .9 1.2 .6 .7 1.4 2.2 1.0 2.2 07
10 INTMP °C ALPINE 27 27 27 27 27 27 27 27 27 27 00
CARMEL MT RCH 26 26 26 26 26 26 26 26 26 26 00
CHULA VISTA 25 24 24 24 24 24 23 23 24 25 00
DOWNTOWN SE 26 26 26 26 26 26 26 26 26 26 00
EL CAJON LES 27 27 27 27 27 27 27 27 27 27 00
IB CIVIC CTR 27 26 25 25 25 24 24 24 25 27 00
KEARNY MESA 22 22 22 23 23 22 23 22 22 23 03
NESTOR - BES 22 21 21 20 20 19 19 22 21 22 00
OTAY MESA DVN 25 26 25 25 26 26 26 26 26 26 01
PENDLETON 24 24 24 24 24 24 24 24 24 24 00
SAN YSIDRO 23 23 23 23 23 23 23 23 23 23 00
11 PM2.5 µg/M3 ALPINE 3.3 3.1 2.7 2.7 2.2 2.2 2.2 1.8 2.5 3.3 00
CARMEL MT RCH 5.8 5.4 5.4 4.9 4.8 4.1 4.1 3.8 4.7 5.8 00
CHULA VISTA 5.6 4.5 4.2 3.9 3.7 3.4 4.6 7.4 4.6 7.4 07
DOWNTOWN SE 8.9 9.5 7.1 5.9 4.7 4.4 4.4 4.8 6.2 9.5 01
EL CAJON LES 5.1 4.9 6.1 5.5 6.2 5.6 5.1 6.0 5.5 6.2 04
KEARNY MESA 4.4 5.3 5.0 4.5 4.6 4.1 3.7 3.4 4.3 5.3 01
Current Date: 2/21/2026 8:09 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 4.3 4.4 9.5 7.8 7.5 4.9 5.6 2.7 5.8 9.5 02
PENDLETON 4.3 4.6 3.7 3.6 3.2 3.6 3.6 3.8 3.8 4.6 01
SAN YSIDRO 11.4 13.8 16.4 22.3 11.6 5.4 17.4 25.1 15.4 25.1 07
12 VWDR ° ALPINE 79 84 104 82 86 98 73 247 0 247 07
CHULA VISTA 61 68 64 56 50 73 74 68 0 74 06
DOWNTOWN SE 43 36 26 37 23 17 47 43 0 47 06
EL CAJON LES 81 79 197 95 199 225 108 288 0 288 07
KEARNY MESA 53 48 40 55 60 47 35 53 0 60 04
OTAY MESA DVN 18 66 110 33 149 78 110 24 0 149 04
PENDLETON 71 65 59 39 13 28 18 30 0 71 00
13 SIGTHETA ° ALPINE 11 19 18 12 27 43 44 67 30 67 07
CHULA VISTA 26 33 31 19 11 23 23 27 24 33 01
DOWNTOWN SE 13 47 20 12 18 28 37 49 28 49 07
EL CAJON LES 13 47 43 46 54 48 31 54 42 54 04
KEARNY MESA 6 5 7 6 5 11 6 11 7 11 05
OTAY MESA DVN 21 32 11 68 26 46 18 33 32 68 03
PENDLETON 9 10 13 11 6 9 6 12 10 13 02
14 VWSP MPH ALPINE 1.8 1.5 .9 2.6 1.5 .7 1.3 .6 .0 2.6 03
CHULA VISTA 1.4 2.0 1.6 3.6 5.5 3.2 1.5 2.6 .0 5.5 04
DOWNTOWN SE 4.0 3.0 3.6 5.1 3.3 1.6 1.1 1.8 .0 5.1 03
EL CAJON LES 1.9 .9 .3 .9 .3 .8 .9 .8 .0 1.9 00
KEARNY MESA 4.0 5.0 5.5 6.8 6.3 3.9 5.9 4.0 .0 6.8 03
OTAY MESA DVN 1.7 1.7 3.1 1.4 2.3 1.4 2.7 2.4 .0 3.1 02
PENDLETON 6.1 6.7 6.2 7.8 6.4 4.9 5.7 6.3 .0 7.8 03
15 SWSP MPH ALPINE 1.8 1.6 1.0 2.7 1.7 1.1 1.6 1.2 1.6 2.7 03
CHULA VISTA 1.6 2.2 1.8 3.8 5.6 3.8 1.8 2.9 2.9 5.6 04
DOWNTOWN SE 4.1 3.2 3.7 5.2 3.4 1.9 2.0 2.1 3.2 5.2 03
EL CAJON LES 2.0 1.2 .8 1.1 .8 1.0 1.4 1.3 1.2 2.0 00
KEARNY MESA 4.1 5.1 5.6 6.8 6.3 4.2 5.9 4.1 5.3 6.8 03
OTAY MESA DVN 2.0 2.2 3.3 2.1 2.8 2.0 3.6 2.7 2.6 3.6 06
PENDLETON 6.2 6.8 6.4 8.0 6.4 5.0 5.7 6.5 6.4 8.0 03
16 AMBTEMP °F ALPINE 43.8 43.8 44.4 44.5 44.6 44.9 45.5 48.6 45.0 48.6 07
CARMEL MT RCH 44.2 43.0 42.1 41.4 40.6 41.2 40.8 45.5 42.4 45.5 07
CHULA VISTA 46.4 46.1 44.8 45.2 44.8 44.6 43.3 48.5 45.5 48.5 07
DOWNTOWN SE 47.8 46.6 45.2 45.4 44.7 42.8 42.6 48.4 45.4 48.4 07
EL CAJON LES 43.6 42.5 41.0 40.4 39.6 38.6 38.4 41.7 40.7 43.6 00
KEARNY MESA 46.1 45.3 44.6 44.1 42.9 43.0 44.1 48.9 44.9 48.9 07
OTAY MESA DVN 47.5 46.1 44.8 45.7 44.8 44.5 44.3 49.7 45.9 49.7 07
PENDLETON 45.0 44.6 44.5 43.7 40.7 40.8 41.0 44.9 43.2 45.0 00
Current Date: 2/21/2026 8:09 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 46.5 45.7 44.7 45.5 44.8 43.4 43.5 47.7 45.2 47.7 07
17 RELHUM % ALPINE 75 72 63 63 55 53 51 43 59 75 00
EL CAJON LES 88 90 95 95 96 98 97 91 94 98 05
KEARNY MESA 85 88 90 90 94 92 87 77 88 94 04
18 PRES mmHg EL CAJON LES 752 752 752 752 752 751 752 753 752 753 07
KEARNY MESA 753 753 753 752 752 752 753 753 753 753 00
19 SOLAR W/M2 EL CAJON LES 0 -1 -1 0 0 0 15 159 22 159 07
KEARNY MESA 2 2 2 2 2 2 19 173 26 173 07
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 0 1 8 1 8 07
25 NOY EL CAJON LES 7.03 7.07 14.24 14.16 19.88 C C 31.23 15.60 31.23 07
26 NOY-NO EL CAJON LES 6.72 6.51 11.31 12.23 12.55 C C 10.75 10.01 12.55 04
27 NO Trace EL CAJON LES .30 .55 2.93 1.93 7.32 C C 20.48 5.58 20.48 07
28 SO2 Tr PPB EL CAJON LES .0 .0 C C C .0 .0 .1 .0 .1 07
29 CO Tr PPB EL CAJON LES 255.1 238.0 C C C 383.8 419.7 508.3 360.9 508.3 07
BCarbon ug/m3 10TH AVE MARIN 1.09 1.06 < .91 .66 1.07 .93 < .95 1.09 00
ALPINE < .08 < .06 < .06 .05 .08 .07 .08 01
BOSTON AVE 1.55 1.05 .85 .59 .52 .58 .85 .78 .85 1.55 00
CHICANO PARK < < .51 .42 .31 .31 .45 .56 .43 .56 07
DOWNTOWN SE .63 .68 .56 .40 .33 .39 .44 .52 .49 .68 01
OCEANVIEW BLV .92 .64 .50 < < .33 .59 .54 .59 .92 00
OTAY MESA DVN .33 .43 1.51 .74 1.00 .50 .63 .13 .66 1.51 02
SAN YSIDRO 1.34 1.70 2.10 < < .61 2.53 3.83 2.02 3.83 07
PM10 STD ALPINE 8.8 7.5 7.0 7.8 6.4 6.0 6.1 6.4 7.0 8.8 00
CARMEL MT RCH 12.3 11.6 11.6 10.3 9.5 10.1 9.1 9.2 10.4 12.3 00
CHULA VISTA 11.7 9.8 9.8 9.2 8.0 7.6 10.2 18.6 10.6 18.6 07
DOWNTOWN SE 17.8 18.1 14.8 12.2 10.2 10.4 11.8 13.8 13.6 18.1 01
EL CAJON LES 10.9 9.5 11.8 10.7 11.4 10.3 9.9 13.8 11.0 13.8 07
KEARNY MESA 9.7 11.5 10.0 9.6 9.6 8.4 9.3 7.7 9.4 11.5 01
OTAY MESA DVN 11.6 11.9 22.9 21.1 18.0 15.4 17.0 8.4 15.7 22.9 02
PENDLETON 8.7 8.2 7.4 7.2 7.2 8.2 7.7 8.4 7.8 8.7 00
SAN YSIDRO 33.5 38.2 42.0 52.2 31.5 16.5 44.5 73.5 41.4 73.5 07
RAINFALL EL CAJON LES .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 00