Current Date: 4/29/2026 12:09 PM
Daily Parameter Report
4/29/2026
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 .038 .042 C C .042 .042 .035 .043 .049 .050 .056 .063 .046 .063 11
CHULA VISTA .018 .025 C C .020 .016 .020 .037 .040 .039 .047 .051 .031 .051 11
DOWNTOWN SE .021 .025 C C .013 .007 .016 .031 .036 .040 .045 .050 .028 .050 11
EL CAJON LES .024 .023 .022 C C C .024 .024 .040 .051 .054 .059 .035 .059 11
KEARNY MESA .025 .026 C C .013 .008 .022 .038 .046 .049 .051 .056 .033 .056 11
OTAY MESA DVN .036 .036 C C .025 .022 .026 .034 .040 M M M .031 .040 08
PENDLETON .025 .021 C C .016 .017 .021 .032 .038 .043 .046 .047 .030 .047 11
03 NO2 PPB ALPINE 3.0 2.6 C C 2.5 3.6 7.3 5.0 4.2 3.1 2.7 2.0 3.6 7.3 06
CARMEL MT RCH 7.2 6.1 C C 12.8 12.1 9.2 12.1 13.2 14.1 11.5 11.6 10.9 14.1 09
CHULA VISTA 14.4 6.4 C C 7.7 12.5 11.0 4.4 4.2 8.0 4.3 2.6 7.5 14.4 00
DOWNTOWN SE 11.8 8.6 C C 14.6 18.7 14.3 7.3 8.1 7.4 5.0 3.7 9.9 18.7 05
EL CAJON LES 3.7 2.5 2.6 C C C 2.8 5.7 3.8 2.1 1.7 2.1 3.0 5.7 07
KEARNY MESA 4.6 4.2 C C 13.5 14.7 4.8 2.8 1.9 2.6 3.4 1.9 5.4 14.7 05
OTAY MESA DVN 3.0 2.6 C C 6.4 7.3 11.2 9.6 6.5 M M M 6.6 11.2 06
PENDLETON 6.7 7.6 C C 9.1 7.0 5.7 5.8 4.2 3.0 1.6 1.2 5.1 9.1 04
SAN YSIDRO 13.6 8.9 C C 19.4 18.6 25.5 6.3 4.4 5.2 5.1 3.6 11.0 25.5 06
06 CO PPM CARMEL MT RCH .4 .3 C C .4 .5 .4 .4 .4 .3 .3 .4 .4 .5 05
SAN YSIDRO .3 .2 C C .5 .6 .7 .2 .2 .2 .2 .2 .3 .7 06
07 H2S PPB IB CIVIC CTR 14.4 5.1 1.6 .7 .6 .9 2.1 .7 .5 .5 .5 .5 2.3 14.4 00
NESTOR - BES 19.9 6.7 1.4 .8 1.0 1.5 3.7 .7 .4 .4 .4 .4 3.1 19.9 00
SAN YSIDRO .6 .5 .5 .9 1.1 1.3 3.5 .8 .5 .7 .9 1.1 1.0 3.5 06
10 INTMP °C ALPINE 27 27 27 27 27 26 26 26 26 25 25 25 26 27 00
CARMEL MT RCH 25 25 25 25 25 25 25 25 25 25 25 25 25 25 00
CHULA VISTA 25 25 25 25 25 25 25 25 24 24 24 24 25 25 00
DOWNTOWN SE 25 25 25 25 25 25 25 25 25 25 24 24 25 25 00
EL CAJON LES 26 26 26 26 26 26 26 26 26 26 26 26 26 26 00
KEARNY MESA 24 24 25 24 25 24 24 24 24 24 24 24 24 25 02
OTAY MESA DVN 27 26 26 26 26 26 26 26 26 27 27 26 26 27 00
PENDLETON 25 25 24 24 24 24 24 24 25 25 24 24 24 25 00
SAN YSIDRO 24 24 24 24 23 23 22 23 23 24 24 24 24 24 00
10 INTMP °C        IB CIVIC CTR 27 27 27 28 28 28 27 26 25 24 24 24 26 28 03
NESTOR - BES 27 26 26 26 25 25 26 25 25 25 24 24 25 27 00
11 PM2.5 µg/M3 ALPINE 5.7 5.6 5.6 5.4 5.1 4.9 5.1 5.1 5.0 4.8 5.3 4.9 5.2 5.7 00
CARMEL MT RCH 6.6 6.3 6.7 6.5 6.4 6.7 6.6 6.8 7.3 7.3 7.5 8.0 6.8 8.0 11
CHULA VISTA 6.3 6.2 5.9 5.9 6.0 6.4 6.6 6.3 M M M 9.1 6.5 9.1 11
DOWNTOWN SE 8.0 8.2 8.5 8.3 8.5 8.4 8.2 8.4 8.1 9.1 9.0 9.0 8.4 9.1 09
EL CAJON LES 6.5 6.0 5.8 5.7 5.5 5.1 5.1 6.3 6.6 6.5 6.5 7.2 6.0 7.2 11
KEARNY MESA 6.0 6.1 7.1 7.0 7.0 6.5 6.3 6.7 7.6 8.8 8.8 8.3 7.1 8.8 09
Current Date: 4/29/2026 12:09 PM
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 9.3 7.1 7.6 8.6 12.9 21.2 16.7 13.2 9.3 5.7 7.9 9.1 10.7 21.2 05
PENDLETON 6.4 6.6 6.2 6.5 6.2 6.4 6.5 6.3 6.7 6.8 6.9 7.4 6.5 7.4 11
SAN YSIDRO 8.1 6.9 7.1 8.5 10.4 13.7 24.5 10.2 7.7 9.2 10.1 9.2 10.4 24.5 06
12 VWDR ° ALPINE 78 15 335 355 91 86 146 175 242 267 245 268 0 355 03
CHULA VISTA 82 83 73 58 66 79 54 35 293 274 272 270 0 293 08
DOWNTOWN SE 42 55 44 346 60 58 54 12 278 273 258 273 0 346 03
EL CAJON LES 82 81 82 94 119 100 64 299 M 279 225 264 0 299 07
KEARNY MESA 86 70 70 52 73 75 64 12 313 284 284 274 0 313 08
OTAY MESA DVN 36 76 101 22 66 73 159 157 262 305 281 272 0 305 09
PENDLETON 42 42 53 57 46 56 56 63 213 221 245 248 0 248 11
13 SIGTHETA ° ALPINE 25 17 49 41 44 20 52 54 37 44 36 40 38 54 07
CHULA VISTA 22 31 33 41 48 40 24 30 48 28 21 22 32 48 04
DOWNTOWN SE 17 23 19 45 39 40 21 43 50 26 25 25 31 50 08
EL CAJON LES 19 12 19 22 18 16 36 65 M 55 46 33 31 65 07
KEARNY MESA 12 12 10 8 14 8 9 27 54 36 46 18 21 54 08
OTAY MESA DVN 14 15 25 34 16 12 28 36 64 23 19 26 26 64 08
PENDLETON 16 9 10 9 9 9 11 17 20 11 8 8 11 20 08
14 VWSP MPH ALPINE 1.4 1.8 1.5 .9 .8 1.2 .5 1.4 3.3 3.1 4.8 4.7 .0 4.8 10
CHULA VISTA 1.1 1.9 1.3 1.7 1.5 1.9 2.5 3.4 2.5 6.3 7.4 7.9 .0 7.9 11
DOWNTOWN SE 1.8 2.3 2.9 1.2 1.2 1.6 3.1 2.0 2.9 6.0 6.7 6.8 .0 6.8 11
EL CAJON LES 2.4 3.5 2.4 2.0 1.7 2.6 2.3 .4 M 1.8 3.6 5.4 .0 5.4 11
KEARNY MESA 2.8 3.8 3.5 3.6 2.1 3.2 5.6 3.8 3.0 5.3 5.1 9.5 .0 9.5 11
OTAY MESA DVN 2.9 2.0 2.7 3.2 2.4 2.3 1.5 3.0 1.4 5.7 8.2 8.0 .0 8.2 10
PENDLETON 2.7 4.9 5.8 5.2 6.4 5.7 6.4 5.4 4.3 8.0 8.3 8.8 .0 8.8 11
15 SWSP MPH ALPINE 1.7 1.8 1.7 1.3 1.1 1.3 .9 2.1 3.9 4.2 5.7 5.7 2.6 5.7 10
CHULA VISTA 1.2 2.0 1.6 2.1 2.3 2.4 2.8 3.9 3.8 7.0 7.9 8.5 3.8 8.5 11
DOWNTOWN SE 1.9 2.5 3.2 1.5 1.5 1.9 3.4 3.5 3.8 6.7 7.3 7.6 3.7 7.6 11
EL CAJON LES 2.5 3.6 2.7 2.2 1.9 2.8 2.7 1.9 M 4.0 4.9 6.2 3.2 6.2 11
KEARNY MESA 2.9 3.9 3.7 3.7 2.2 3.3 5.7 5.1 4.1 6.3 6.5 10.0 4.8 10.0 11
OTAY MESA DVN 3.2 2.2 2.9 3.5 3.0 3.0 1.8 3.6 3.3 6.4 8.5 8.8 4.2 8.8 11
PENDLETON 2.9 5.0 5.9 5.3 6.5 5.8 6.6 5.7 5.6 8.2 8.3 8.9 6.2 8.9 11
16 AMBTEMP °F ALPINE 50.7 51.0 50.9 51.0 50.1 50.6 53.8 58.5 61.3 63.8 67.0 69.2 56.5 69.2 11
CARMEL MT RCH 54.6 53.6 52.4 52.5 51.9 51.5 55.6 59.8 63.5 67.2 70.7 72.1 58.8 72.1 11
CHULA VISTA 57.0 56.2 55.1 54.3 53.9 54.3 58.3 62.0 64.9 66.1 67.1 67.2 59.7 67.2 11
DOWNTOWN SE 57.9 57.1 56.2 55.0 54.4 54.2 58.0 61.9 64.9 66.8 68.6 68.9 60.3 68.9 11
EL CAJON LES 54.6 53.3 52.3 51.2 50.1 50.5 54.9 59.5 65.4 70.1 72.8 76.0 59.2 76.0 11
KEARNY MESA 53.6 53.1 52.9 52.8 51.7 51.6 57.5 62.2 65.3 68.1 70.1 70.9 59.2 70.9 11
OTAY MESA DVN 56.3 55.7 54.3 53.9 53.1 52.5 57.3 60.7 64.9 67.9 70.0 71.4 59.8 71.4 11
PENDLETON 54.3 52.9 52.0 52.0 51.1 51.2 55.2 61.0 63.5 63.8 64.2 65.3 57.2 65.3 11
Current Date: 4/29/2026 12:09 PM
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 56.9 56.3 55.1 54.5 53.5 54.4 59.0 63.1 65.5 68.1 68.9 69.9 60.4 69.9 11
17 RELHUM % ALPINE 84 85 84 79 77 74 69 59 49 43 39 30 64 85 01
EL CAJON LES 82 83 83 84 84 80 69 65 55 41 38 35 67 84 03
KEARNY MESA 91 92 91 90 91 92 84 74 60 56 51 45 76 92 01
18 PRES mmHg EL CAJON LES 751 750 750 750 750 751 751 750 750 750 749 749 750 751 00
KEARNY MESA 751 751 751 751 751 751 751 751 751 751 750 750 751 751 00
19 SOLAR W/M2 EL CAJON LES -1 -1 -1 -1 0 56 243 470 682 861 982 1031 360 1031 11
KEARNY MESA 2 1 1 1 2 59 254 501 707 868 983 1034 368 1034 11
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 3 12 24 36 46 53 56 19 56 11
25 NOY EL CAJON LES 3.87 2.70 2.73 3.35 4.16 4.12 C C C C C 3.61 3.50 4.16 04
26 NOY-NO EL CAJON LES 3.86 2.67 2.68 3.31 4.01 3.75 C C C C C 3.11 3.34 4.01 04
27 NO Trace EL CAJON LES .01 .02 .04 .04 .15 .36 C C C C C .50 .16 .50 11
28 SO2 Tr PPB EL CAJON LES .0 .0 .0 C C C .0 .0 .1 .1 .1 .1 .0 .1 08
29 CO Tr PPB EL CAJON LES 163.3 148.0 148.4 C C C 156.6 252.7 201.7 169.8 178.4 198.2 179.6 252.7 07
BCarbon ug/m3 10TH AVE MARIN < 7.55 1.04 .34 .52 .84 .86 < .60 .38 < .31 1.38 7.55 01
ALPINE .11 < < < < .13 .24 .16 .16 .14 .15 .11 .15 .24 06
BOSTON AVE .61 .69 .51 .50 .65 .88 .77 .37 .56 .50 .36 .33 .56 .88 05
CHICANO PARK < < .30 .32 .52 .67 < < .48 .37 .27 .31 .41 .67 05
DOWNTOWN SE .49 < < .31 .31 < < .25 .34 .37 .25 .22 .32 .49 00
OCEANVIEW BLV .45 .47 < .21 .30 < .50 < < .40 .29 .27 .36 .50 06
OTAY MESA DVN .31 .17 .28 .27 < .91 < 1.19 < .13 .28 .27 .42 1.19 07
SAN YSIDRO .91 < < .82 < 1.38 2.71 .44 .18 .22 < < .95 2.71 06
PM10 STD ALPINE 13.2 12.5 13.3 13.2 11.6 12.5 14.0 12.8 13.9 14.4 16.2 13.5 13.4 16.2 10
CARMEL MT RCH 15.2 14.0 14.2 14.0 15.5 14.8 14.5 15.9 22.2 19.6 22.5 25.0 17.2 25.0 11
CHULA VISTA 14.3 14.2 12.9 12.6 13.0 15.5 16.5 16.0 M M M 22.0 15.2 22.0 11
DOWNTOWN SE 17.9 19.3 19.7 18.5 20.0 20.7 22.5 25.7 23.2 24.1 23.6 25.0 21.6 25.7 07
EL CAJON LES 15.1 12.7 12.5 12.3 12.3 12.5 13.2 17.7 18.0 19.0 18.1 21.2 15.3 21.2 11
KEARNY MESA 13.6 14.1 15.9 15.3 16.4 15.5 17.2 18.2 20.5 25.1 25.0 21.4 18.1 25.1 09
OTAY MESA DVN 46.9 26.2 23.9 36.0 62.8 148.0 83.6 62.7 43.8 14.8 24.8 30.0 50.2 148.0 05
PENDLETON 13.9 13.3 13.0 14.4 13.0 13.7 13.6 15.3 18.9 17.0 17.0 17.7 15.0 18.9 08
SAN YSIDRO 19.0 15.9 16.9 21.9 30.3 35.6 66.2 29.0 20.8 25.0 30.2 25.1 27.9 66.2 06
RAINFALL EL CAJON LES .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 00