Current Date: 8/1/2026 8:09 AM
Daily Parameter Report
8/1/2026
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 .046 .046 C C .049 .047 .046 .046 .046 .049 04
CHULA VISTA .022 .012 C C .010 .009 .013 .018 .014 .022 00
DOWNTOWN SE .019 .015 C C .010 .009 .017 .015 .014 .019 00
EL CAJON LES .014 .012 C C C .009 .013 .020 .013 .020 07
KEARNY MESA .008 .007 C C .007 .005 .010 .017 .009 .017 07
OTAY MESA DVN .015 .016 C C .010 .011 .010 .016 .013 .016 01
PENDLETON .013 .014 C C .012 .012 .012 .020 .013 .020 07
03 NO2 PPB ALPINE 3.2 2.9 C C 1.7 3.7 4.5 6.6 3.7 6.6 07
CARMEL MT RCH 7.0 6.2 C C 9.6 10.1 8.2 7.6 8.1 10.1 05
CHULA VISTA 3.0 9.9 C C 8.1 8.9 8.5 7.9 7.7 9.9 01
DOWNTOWN SE 4.9 6.1 C C 8.3 9.7 5.8 11.9 7.7 11.9 07
EL CAJON LES 8.3 8.5 C C C 9.9 9.9 10.5 9.4 10.5 07
KEARNY MESA 8.2 7.8 C C 7.8 8.2 5.9 4.5 7.0 8.2 00
OTAY MESA DVN 2.9 2.9 C C 4.2 4.1 11.4 14.1 6.6 14.1 07
PENDLETON 7.4 6.2 C C 3.9 4.9 3.5 2.5 4.7 7.4 00
SAN YSIDRO 5.1 5.4 C C 10.0 11.7 10.3 7.5 8.3 11.7 05
06 CO PPM CARMEL MT RCH .3 .3 C C .3 .5 .4 .4 .4 .5 05
SAN YSIDRO .2 .2 C C .3 .4 .4 .3 .3 .4 05
07 H2S PPB IB CIVIC CTR 1.0 1.1 1.0 1.3 1.5 1.3 1.3 1.3 1.2 1.5 04
NESTOR - BES 1.5 1.3 4.4 2.5 1.8 1.3 2.9 1.7 2.1 4.4 02
SAN YSIDRO .8 .7 .5 .6 .5 .6 .6 .6 .6 .8 00
10 INTMP °C ALPINE 25 25 25 26 25 25 25 25 25 26 03
CARMEL MT RCH 25 25 25 25 25 25 25 25 25 25 00
CHULA VISTA 26 26 26 26 26 26 26 25 26 26 00
DOWNTOWN SE 24 24 24 24 24 24 25 25 24 25 06
EL CAJON LES 25 25 25 25 25 25 25 25 25 25 00
KEARNY MESA 24 23 24 24 24 23 23 24 24 24 00
OTAY MESA DVN 25 25 25 25 25 25 25 25 25 25 00
PENDLETON 26 26 26 26 26 26 26 25 26 26 00
SAN YSIDRO 25 25 25 25 25 25 25 25 25 25 00
10 INTMP °C        IB CIVIC CTR 25 25 25 25 25 26 25 24 25 26 05
NESTOR - BES 25 25 25 25 25 25 25 25 25 25 00
11 PM2.5 µg/M3 ALPINE 9.4 9.0 8.0 7.8 7.3 7.2 6.8 7.3 7.8 9.4 00
CARMEL MT RCH 11.8 11.6 11.2 11.2 12.5 11.3 12.2 12.4 11.7 12.5 04
CHULA VISTA 13.2 12.8 13.2 13.0 13.0 12.9 14.8 16.3 13.6 16.3 07
DOWNTOWN SE 14.1 14.2 14.1 14.9 14.9 14.8 13.7 15.0 14.4 15.0 07
EL CAJON LES 12.1 12.0 13.0 12.5 11.2 11.7 13.2 13.1 12.3 13.2 06
KEARNY MESA 13.5 13.9 14.0 13.7 13.4 13.3 14.5 15.3 13.9 15.3 07
Current Date: 8/1/2026 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 15.9 13.7 12.5 12.1 13.3 13.8 21.5 27.9 16.3 27.9 07
PENDLETON 13.0 12.0 11.6 11.5 11.1 11.9 11.8 12.9 11.9 13.0 00
SAN YSIDRO 13.9 13.2 13.2 13.6 13.1 14.8 15.7 18.6 14.5 18.6 07
12 VWDR ° ALPINE 306 98 109 117 106 126 125 240 0 306 00
CHULA VISTA 307 347 28 16 16 89 32 308 0 347 01
DOWNTOWN SE 208 313 325 342 319 329 338 219 0 342 03
EL CAJON LES 209 180 342 53 124 167 53 315 0 342 02
KEARNY MESA 340 318 340 7 1 359 106 281 0 359 05
OTAY MESA DVN 348 328 334 335 120 180 162 255 0 348 00
PENDLETON 62 47 36 39 50 59 42 221 0 221 07
13 SIGTHETA ° ALPINE 44 49 13 13 18 46 18 26 28 49 01
CHULA VISTA 31 26 20 20 25 25 51 45 30 51 06
DOWNTOWN SE 21 31 15 21 15 29 43 45 28 45 07
EL CAJON LES 26 34 31 27 15 62 56 77 41 77 07
KEARNY MESA 16 6 7 8 7 50 55 50 25 55 06
OTAY MESA DVN 11 13 13 39 55 29 38 42 30 55 04
PENDLETON 11 14 9 7 7 8 14 42 14 42 07
14 VWSP MPH ALPINE .5 1.0 1.5 2.0 1.5 .5 2.3 1.8 .0 2.3 06
CHULA VISTA .6 1.0 .9 1.1 .5 1.0 1.0 2.2 .0 2.2 07
DOWNTOWN SE 1.1 1.7 2.6 1.5 1.8 1.2 1.0 2.1 .0 2.6 02
EL CAJON LES .5 .3 1.3 1.1 1.3 .4 .7 .5 .0 1.3 02
KEARNY MESA 1.3 2.7 2.4 3.4 3.1 1.0 1.0 1.1 .0 3.4 03
OTAY MESA DVN 2.4 2.8 2.6 1.8 .6 .6 1.2 1.3 .0 2.8 01
PENDLETON 2.3 2.3 2.6 3.6 4.6 3.7 3.4 1.7 .0 4.6 04
15 SWSP MPH ALPINE .9 1.3 1.5 2.1 1.6 1.0 2.4 2.5 1.7 2.5 07
CHULA VISTA 1.0 1.1 1.0 1.2 .6 1.0 1.7 2.8 1.3 2.8 07
DOWNTOWN SE 1.2 1.9 2.7 1.7 1.9 1.4 1.5 2.9 1.9 2.9 07
EL CAJON LES 1.1 .9 1.5 1.2 1.4 .8 1.0 1.5 1.2 1.5 02
KEARNY MESA 1.4 2.8 2.6 3.4 3.1 1.4 1.5 2.5 2.3 3.4 03
OTAY MESA DVN 2.4 2.9 2.7 2.1 .9 .7 1.5 2.2 1.9 2.9 01
PENDLETON 2.5 2.4 2.7 3.7 4.7 3.8 3.6 2.8 3.3 4.7 04
16 AMBTEMP °F ALPINE 76.5 76.8 77.2 76.3 76.6 77.2 80.9 84.6 78.3 84.6 07
CARMEL MT RCH 68.9 68.5 67.4 67.7 68.0 68.1 70.9 75.1 69.3 75.1 07
CHULA VISTA 70.0 69.7 69.5 69.1 68.8 69.1 71.3 73.8 70.2 73.8 07
DOWNTOWN SE 69.2 69.2 68.9 68.7 68.7 69.1 70.7 73.8 69.8 73.8 07
EL CAJON LES 70.1 69.7 70.1 69.5 68.1 68.9 72.4 76.4 70.7 76.4 07
KEARNY MESA 68.4 67.8 67.3 67.0 66.8 67.6 71.7 75.6 69.0 75.6 07
OTAY MESA DVN 67.4 67.2 66.8 66.8 67.0 67.0 70.0 75.2 68.4 75.2 07
PENDLETON 71.3 70.6 70.0 69.1 68.2 68.6 69.8 71.8 69.9 71.8 07
Current Date: 8/1/2026 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 69.1 68.8 68.9 68.5 68.3 68.6 71.6 74.6 69.8 74.6 07
17 RELHUM % ALPINE 58 52 47 46 44 42 35 34 45 58 00
EL CAJON LES 89 89 87 89 91 90 82 73 86 91 04
KEARNY MESA 89 90 93 92 93 91 84 76 89 93 02
18 PRES mmHg EL CAJON LES 748 747 747 747 747 748 748 748 748 748 00
KEARNY MESA 749 748 748 748 748 749 749 749 749 749 00
19 SOLAR W/M2 EL CAJON LES 1 1 1 1 1 52 212 426 87 426 07
KEARNY MESA 1 1 1 1 2 55 234 454 94 454 07
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 2 11 22 4 22 07
25 NOY EL CAJON LES 4.47 4.65 5.47 5.21 5.77 C C 7.48 5.50 7.48 07
26 NOY-NO EL CAJON LES 4.37 4.56 5.39 5.15 5.62 C C 5.17 5.04 5.62 04
27 NO Trace EL CAJON LES .10 .08 .07 .06 .14 C C 2.31 .46 2.31 07
28 SO2 Tr PPB EL CAJON LES .0 .0 C C C .0 .1 .1 .0 .1 06
29 CO Tr PPB EL CAJON LES 171.3 173.0 C C C 207.7 214.6 235.5 200.4 235.5 07
BCarbon ug/m3 10TH AVE MARIN .05 .06 .35 .36 .29 < .71 1.07 .41 1.07 07
ALPINE .27 .27 .26 < .25 < .23 < .26 .27 00
BOSTON AVE .21 .34 .23 .43 .51 .69 .57 .70 .46 .70 07
CHICANO PARK < < < .38 .40 .49 .39 .95 .52 .95 07
DOWNTOWN SE .18 .25 < .41 .39 .47 .33 .98 .43 .98 07
OCEANVIEW BLV .27 < .24 < < < .50 .49 .38 .50 06
OTAY MESA DVN 1.32 .81 .56 .39 .72 .53 2.76 3.82 1.36 3.82 07
SAN YSIDRO < .29 .15 .17 .19 .30 .41 .44 .28 .44 07
PM10 STD ALPINE 25.8 25.3 20.4 20.1 19.6 20.6 20.0 24.7 22.0 25.8 00
CARMEL MT RCH 26.9 26.3 27.1 25.3 30.7 26.6 27.1 27.7 27.2 30.7 04
CHULA VISTA 30.1 28.5 29.4 29.3 29.2 28.8 31.9 37.7 30.6 37.7 07
DOWNTOWN SE 30.6 31.5 31.3 33.4 32.4 30.9 29.6 35.7 31.9 35.7 07
EL CAJON LES 27.4 26.2 27.5 27.6 25.8 25.8 29.5 30.6 27.5 30.6 07
KEARNY MESA 29.8 31.0 29.3 30.7 30.0 29.9 32.6 35.4 31.0 35.4 07
OTAY MESA DVN 39.8 32.0 31.5 29.9 33.7 41.9 78.8 99.1 48.3 99.1 07
PENDLETON 32.6 31.0 29.4 28.3 26.0 28.7 29.9 33.5 29.9 33.5 07
SAN YSIDRO 33.9 30.6 28.6 31.1 31.3 38.7 34.8 39.7 33.5 39.7 07
RAINFALL EL CAJON LES .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 00