Current Date: 4/10/2026 10:09 AM
Daily Parameter Report
4/10/2026
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 .044 .050 C C .045 .044 .037 .039 .037 .035 .041 .050 01
CHULA VISTA .020 .020 C C .018 .015 .016 .018 .023 .029 .019 .029 09
DOWNTOWN SE .026 .024 C C .024 .022 .021 .020 .021 .025 .022 .026 00
EL CAJON LES .014 .013 C C C .007 .011 .017 .024 .034 .017 .034 09
KEARNY MESA .013 .012 C C .020 .021 .021 .019 .023 .033 .020 .033 09
OTAY MESA DVN .021 .019 C C .013 .014 .013 .015 .021 .030 .018 .030 09
PENDLETON .034 .034 C C .033 .032 .029 .029 .028 .033 .031 .034 00
03 NO2 PPB ALPINE 2.6 2.3 C C 1.5 2.0 3.3 3.0 1.7 1.7 2.2 3.3 06
CARMEL MT RCH 5.5 5.2 C C 7.3 10.6 8.7 7.5 6.2 M 7.2 10.6 05
CHULA VISTA 8.6 7.3 C C 5.4 8.2 7.8 6.9 8.1 7.4 7.4 8.6 00
DOWNTOWN SE 4.2 4.4 C C 5.0 7.2 8.2 8.5 11.3 12.4 7.6 12.4 09
EL CAJON LES 5.0 4.4 C C C 7.6 4.8 5.8 6.0 3.9 5.3 7.6 05
KEARNY MESA 8.5 6.2 C C 3.6 6.1 6.1 4.1 4.0 5.3 5.4 8.5 00
OTAY MESA DVN 3.4 3.8 C C 6.0 5.5 8.6 13.0 21.5 18.9 10.0 21.5 08
PENDLETON 2.4 2.2 C C 1.7 2.2 3.0 2.2 1.9 1.7 2.1 3.0 06
SAN YSIDRO 4.6 5.3 C C 8.8 9.4 8.5 10.0 12.1 6.0 8.0 12.1 08
06 CO PPM CARMEL MT RCH .2 .2 C C .2 .4 .4 .5 .4 M .3 .5 07
SAN YSIDRO .2 .2 C C .2 .3 .3 .4 .4 .3 .3 .4 07
07 H2S PPB IB CIVIC CTR .5 .6 .5 .6 .7 9.9 12.4 1.0 .9 .6 2.7 12.4 06
NESTOR - BES .8 1.7 .7 .7 .7 42.5 1.1 1.0 1.3 .7 5.1 42.5 05
SAN YSIDRO 25.1 1.9 .7 .7 .9 1.0 1.1 1.5 1.8 6.3 4.1 25.1 00
10 INTMP °C ALPINE 27 27 26 27 27 27 27 26 25 25 26 27 00
CARMEL MT RCH 26 26 26 26 26 26 26 26 26 26 26 26 00
CHULA VISTA 24 24 24 24 24 24 25 24 24 24 24 25 06
DOWNTOWN SE 25 25 25 25 25 25 25 25 25 24 25 25 00
EL CAJON LES 26 26 26 26 26 26 26 26 26 26 26 26 00
KEARNY MESA 24 24 24 25 24 24 24 24 25 24 24 25 03
OTAY MESA DVN 27 27 27 27 27 27 27 27 27 27 27 27 00
PENDLETON 26 26 26 26 26 26 26 26 25 25 26 26 00
SAN YSIDRO 25 25 25 25 25 25 25 25 25 25 25 25 00
10 INTMP °C        IB CIVIC CTR 26 26 26 26 26 26 26 26 25 24 26 26 00
NESTOR - BES 26 25 26 26 26 26 26 25 25 25 26 26 00
11 PM2.5 µg/M3 ALPINE 5.5 5.8 4.6 3.9 3.6 3.5 3.5 3.4 2.0 1.6 3.7 5.8 01
CARMEL MT RCH 8.1 8.3 6.4 6.8 6.3 5.8 5.6 6.3 7.9 6.1 6.7 8.3 01
CHULA VISTA 8.2 10.3 11.7 11.9 11.5 12.1 13.2 15.5 21.3 17.5 13.3 21.3 08
DOWNTOWN SE 9.1 9.6 11.1 11.2 11.8 11.8 12.4 15.2 17.1 15.5 12.4 17.1 08
EL CAJON LES 7.7 8.4 8.1 7.0 6.2 6.6 7.4 8.6 9.2 7.2 7.6 9.2 08
KEARNY MESA 7.7 6.5 5.8 8.3 8.2 10.4 10.7 9.8 12.0 13.5 9.2 13.5 09
Current Date: 4/10/2026 10:09 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 9.0 9.8 11.9 13.9 11.7 11.6 13.1 23.7 29.7 20.8 15.5 29.7 08
PENDLETON 8.3 7.9 6.9 7.3 7.6 7.5 7.6 7.8 7.9 8.2 7.7 8.3 00
SAN YSIDRO 9.0 10.1 13.6 15.5 17.9 19.4 18.9 25.3 27.4 19.6 17.6 27.4 08
12 VWDR ° ALPINE 48 87 101 71 97 107 114 143 200 233 0 233 09
CHULA VISTA 330 59 28 78 56 83 76 87 144 261 0 330 00
DOWNTOWN SE 337 50 36 353 324 33 61 179 216 237 0 353 03
EL CAJON LES 80 94 104 106 99 117 73 21 296 259 0 296 08
KEARNY MESA 16 45 8 114 230 291 13 64 175 219 0 291 05
OTAY MESA DVN 345 22 132 30 350 335 355 306 227 259 0 355 06
PENDLETON 145 60 22 4 46 25 41 24 277 239 0 277 08
13 SIGTHETA ° ALPINE 57 39 35 36 19 13 14 34 49 59 36 59 09
CHULA VISTA 40 40 33 38 45 25 17 45 54 22 36 54 08
DOWNTOWN SE 35 59 62 67 33 23 39 65 60 22 47 67 03
EL CAJON LES 41 15 17 13 29 54 37 70 60 35 37 70 07
KEARNY MESA 16 6 11 37 49 36 50 47 62 35 35 62 08
OTAY MESA DVN 14 48 37 19 12 26 19 43 43 25 29 48 01
PENDLETON 30 24 21 17 31 18 31 34 45 11 26 45 08
14 VWSP MPH ALPINE .7 1.2 1.5 .6 1.3 1.5 2.3 2.7 2.7 2.3 .0 2.7 07
CHULA VISTA 1.3 1.5 1.6 1.4 1.6 1.9 3.4 1.5 .5 6.1 .0 6.1 09
DOWNTOWN SE 1.8 1.2 1.3 1.2 1.4 2.2 1.9 .5 2.3 5.8 .0 5.8 09
EL CAJON LES 1.2 3.0 2.9 2.2 1.8 .6 1.4 .8 1.2 3.4 .0 3.4 09
KEARNY MESA 1.9 3.9 2.7 1.1 .6 2.2 1.5 1.2 1.6 4.5 .0 4.5 09
OTAY MESA DVN 4.1 1.9 .9 2.2 3.0 2.3 2.4 1.4 1.6 5.7 .0 5.7 09
PENDLETON 1.7 1.5 2.4 3.1 2.3 3.2 2.9 3.7 1.7 7.9 .0 7.9 09
15 SWSP MPH ALPINE 1.0 1.3 1.6 1.2 1.3 1.6 2.4 3.1 3.5 3.9 2.1 3.9 09
CHULA VISTA 2.6 2.1 2.0 1.8 2.2 2.1 3.6 2.0 2.2 6.5 2.7 6.5 09
DOWNTOWN SE 2.6 1.9 2.3 1.8 1.9 2.4 2.6 2.0 3.8 6.3 2.8 6.3 09
EL CAJON LES 1.5 3.2 3.1 2.3 1.9 1.1 1.6 1.7 2.0 3.9 2.2 3.9 09
KEARNY MESA 2.4 3.9 3.0 2.0 2.5 2.5 2.3 2.9 3.0 5.2 3.0 5.2 09
OTAY MESA DVN 4.4 2.5 1.6 2.4 3.1 2.4 2.6 1.7 2.8 6.4 3.0 6.4 09
PENDLETON 2.0 2.2 2.5 3.3 2.7 3.4 3.3 4.3 3.7 8.1 3.6 8.1 09
16 AMBTEMP °F ALPINE 60.8 60.6 60.2 59.7 60.2 59.7 60.8 65.1 67.7 70.4 62.5 70.4 09
CARMEL MT RCH 59.5 59.5 59.0 58.8 58.3 58.0 58.1 59.1 64.7 71.1 60.6 71.1 09
CHULA VISTA 64.4 63.7 63.2 62.7 61.7 61.6 61.8 63.8 68.2 68.8 64.0 68.8 09
DOWNTOWN SE 63.0 62.6 62.0 61.7 61.4 61.5 62.0 64.3 67.9 69.5 63.6 69.5 09
EL CAJON LES 61.3 61.4 59.0 58.2 57.2 56.6 59.2 63.3 68.4 74.5 61.9 74.5 09
KEARNY MESA 58.9 58.2 59.6 60.4 60.0 59.6 60.0 61.5 66.5 70.8 61.6 70.8 09
OTAY MESA DVN 60.3 59.6 59.3 58.5 56.8 54.9 56.7 61.9 69.3 74.5 61.2 74.5 09
PENDLETON 64.8 64.6 64.0 63.8 63.5 62.9 62.9 63.5 65.0 65.9 64.1 65.9 09
Current Date: 4/10/2026 10:09 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 64.1 64.5 63.9 62.9 62.7 62.4 63.2 65.1 68.2 70.1 64.7 70.1 09
17 RELHUM % ALPINE 66 65 61 61 59 59 60 52 45 41 57 66 00
EL CAJON LES 91 91 91 90 87 89 86 74 63 49 81 91 00
KEARNY MESA 99 100 100 100 100 100 100 96 81 67 94 100 01
18 PRES mmHg EL CAJON LES 748 748 748 747 747 748 748 749 748 748 748 749 07
KEARNY MESA 749 749 748 748 748 749 749 749 749 750 749 750 09
19 SOLAR W/M2 EL CAJON LES 1 2 -2 -1 -1 18 181 393 605 782 198 782 09
KEARNY MESA 1 1 1 1 1 5 47 247 628 797 173 797 09
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 1 9 21 33 43 11 43 09
25 NOY EL CAJON LES 5.41 4.77 3.58 3.74 3.80 C C 10.16 10.05 6.19 5.96 10.16 07
26 NOY-NO EL CAJON LES 5.37 4.75 3.56 3.70 3.76 C C 6.02 6.34 4.46 4.74 6.34 08
27 NO Trace EL CAJON LES .03 .01 .02 .04 .03 C C 4.14 3.71 1.72 1.21 4.14 07
28 SO2 Tr PPB EL CAJON LES .0 .0 C C C .0 .0 .0 .1 .1 .0 .1 08
29 CO Tr PPB EL CAJON LES 204.2 194.4 C C C 270.4 255.4 283.2 290.3 238.4 248.0 290.3 08
BCarbon ug/m3 10TH AVE MARIN < .26 < < .42 .42 .55 .67 < .74 .51 .74 09
ALPINE .13 .13 .10 .08 < .08 .14 .11 < .05 .10 .14 06
BOSTON AVE .28 .29 .56 .55 .58 .66 .79 .88 .89 .43 .59 .89 08
CHICANO PARK .24 < < < .31 < .48 .64 < < .42 .64 07
DOWNTOWN SE < < .39 < < .35 .40 .64 .80 .86 .57 .86 09
OCEANVIEW BLV 1.21 < 2.70 .35 .38 .36 < .66 .93 < .94 2.70 02
OTAY MESA DVN .34 .50 .68 1.32 < .87 < < < 2.23 .99 2.23 09
SAN YSIDRO < < .44 < .91 1.04 .92 < < .71 .80 1.04 05
PM10 STD ALPINE 16.7 18.4 12.5 10.8 11.3 9.9 11.0 10.8 6.5 5.1 11.3 18.4 01
CARMEL MT RCH 19.1 17.7 10.7 11.7 10.8 9.9 9.9 13.1 15.8 15.9 13.4 19.1 00
CHULA VISTA 21.4 22.9 24.9 25.2 23.1 26.0 26.8 29.8 46.6 39.6 28.6 46.6 08
DOWNTOWN SE 20.1 20.7 22.7 22.7 23.0 23.5 27.4 30.7 37.6 44.0 27.2 44.0 09
EL CAJON LES 18.3 20.6 19.5 17.9 16.0 18.7 21.3 23.7 25.4 21.8 20.3 25.4 08
KEARNY MESA 19.4 14.9 13.0 18.4 15.7 19.6 20.6 19.4 24.6 31.2 19.6 31.2 09
OTAY MESA DVN 20.9 22.3 27.2 32.8 28.7 46.9 46.9 66.7 129.5 89.8 51.1 129.5 08
PENDLETON 26.2 23.0 16.4 16.5 17.3 16.6 17.1 18.2 19.5 19.4 19.0 26.2 00
SAN YSIDRO 24.0 24.0 30.5 33.0 38.4 39.3 37.9 57.6 62.8 46.7 39.4 62.8 08
RAINFALL EL CAJON LES .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 00