Current Date: 5/10/2026 6:09 AM
Daily Parameter Report
5/10/2026
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 .051 C C .059 .054 .053 .054 .059 03
CHULA VISTA .038 C C .035 .034 .033 .035 .038 00
DOWNTOWN SE .037 C C .034 .034 .034 .034 .037 00
EL CAJON LES .028 C C C .022 .023 .024 .028 00
KEARNY MESA .032 C C .031 .030 .030 .030 .032 00
OTAY MESA DVN .026 C C .027 .027 .025 .026 .027 03
PENDLETON .038 C C .039 .036 .033 .036 .039 03
03 NO2 PPB ALPINE 3.3 C C 2.1 2.7 3.2 2.8 3.3 00
CARMEL MT RCH 2.1 C C 4.3 3.9 5.1 3.8 5.1 05
CHULA VISTA 2.0 C C 2.1 2.4 3.3 2.4 3.3 05
DOWNTOWN SE 3.0 C C 3.9 3.4 3.8 3.5 3.9 03
EL CAJON LES 2.7 C C C 2.7 2.8 2.7 2.8 05
KEARNY MESA 2.7 C C 2.7 2.6 2.3 2.5 2.7 00
OTAY MESA DVN 4.0 C C 2.4 2.1 2.4 2.7 4.0 00
PENDLETON 2.2 C C 1.7 2.0 2.1 2.0 2.2 00
SAN YSIDRO 5.4 C C 4.4 2.9 2.5 3.8 5.4 00
06 CO PPM CARMEL MT RCH .2 C C .2 .2 .3 .2 .3 05
SAN YSIDRO .2 C C .3 .2 .2 .2 .3 03
07 H2S PPB IB CIVIC CTR 1.9 2.7 2.4 2.9 3.7 4.0 2.9 4.0 05
NESTOR - BES 15.4 9.7 15.1 22.9 14.6 8.3 14.3 22.9 03
SAN YSIDRO 3.5 1.7 1.3 1.0 .6 .4 1.4 3.5 00
10 INTMP °C ALPINE 27 27 26 27 27 27 27 27 00
CARMEL MT RCH 24 25 25 25 25 24 25 25 01
CHULA VISTA 24 24 24 25 24 24 24 25 03
DOWNTOWN SE 25 25 25 25 25 25 25 25 00
EL CAJON LES 26 26 26 26 26 26 26 26 00
KEARNY MESA 24 24 25 25 24 24 24 25 02
OTAY MESA DVN 27 27 27 27 27 27 27 27 00
PENDLETON 26 26 26 26 26 26 26 26 00
SAN YSIDRO 25 25 25 25 25 25 25 25 00
10 INTMP °C        IB CIVIC CTR 26 27 26 26 26 26 26 27 01
NESTOR - BES 26 26 26 26 26 26 26 26 00
11 PM2.5 µg/M3 ALPINE 7.5 7.4 6.7 6.4 6.1 5.9 6.6 7.5 00
CARMEL MT RCH 11.8 12.1 12.8 12.3 13.3 12.6 12.4 13.3 04
CHULA VISTA 11.2 11.9 11.6 12.3 12.6 12.8 12.0 12.8 05
DOWNTOWN SE 12.6 13.3 14.4 15.3 15.5 15.4 14.4 15.5 04
EL CAJON LES 14.0 15.3 15.9 16.6 16.0 15.5 15.5 16.6 03
KEARNY MESA 13.6 13.9 14.2 14.4 14.8 14.2 14.1 14.8 04
Current Date: 5/10/2026 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 19.3 22.3 21.5 16.7 13.5 13.6 17.8 22.3 01
PENDLETON 9.7 10.2 10.3 10.6 10.9 11.4 10.5 11.4 05
SAN YSIDRO 22.2 23.4 23.7 21.0 17.5 14.5 20.3 23.7 02
12 VWDR ° ALPINE 83 38 64 346 307 357 0 357 05
CHULA VISTA 91 340 29 310 43 35 0 340 01
DOWNTOWN SE 185 214 211 171 207 20 0 214 01
EL CAJON LES 172 127 124 90 119 61 0 172 00
KEARNY MESA 77 70 51 18 21 28 0 77 00
OTAY MESA DVN 20 31 47 337 308 358 0 358 05
PENDLETON 63 358 11 359 25 23 0 359 03
13 SIGTHETA ° ALPINE 40 56 61 54 58 44 52 61 02
CHULA VISTA 43 37 48 67 34 29 43 67 03
DOWNTOWN SE 41 25 19 33 20 48 31 48 05
EL CAJON LES 19 23 26 35 49 48 33 49 04
KEARNY MESA 58 19 16 17 14 35 27 58 00
OTAY MESA DVN 42 14 21 39 30 19 28 42 00
PENDLETON 57 36 25 51 12 10 32 57 00
14 VWSP MPH ALPINE .7 .4 .6 .3 .5 1.1 .0 1.1 05
CHULA VISTA 1.1 1.9 1.3 .9 1.9 2.7 .0 2.7 05
DOWNTOWN SE 2.0 2.7 2.8 2.2 2.7 1.1 .0 2.8 02
EL CAJON LES 3.3 2.4 2.4 1.9 1.6 2.0 .0 3.3 00
KEARNY MESA 1.4 3.0 2.7 3.6 3.8 3.0 .0 3.8 04
OTAY MESA DVN 1.4 3.6 2.3 2.8 2.9 3.8 .0 3.8 05
PENDLETON .3 .9 2.7 1.4 3.9 5.2 .0 5.2 05
15 SWSP MPH ALPINE 1.0 1.2 .8 .8 1.0 1.5 1.1 1.5 05
CHULA VISTA 2.4 2.2 2.0 2.0 2.3 3.0 2.3 3.0 05
DOWNTOWN SE 2.7 3.0 3.1 2.6 3.1 2.0 2.8 3.1 02
EL CAJON LES 3.4 2.6 2.7 2.3 1.9 3.1 2.7 3.4 00
KEARNY MESA 2.1 3.1 3.0 3.7 3.9 3.3 3.2 3.9 04
OTAY MESA DVN 2.3 3.8 2.6 3.2 3.3 4.1 3.2 4.1 05
PENDLETON 2.6 1.8 2.9 2.8 4.0 5.3 3.2 5.3 05
16 AMBTEMP °F ALPINE 63.3 61.1 63.1 64.6 62.0 62.4 62.8 64.6 03
CARMEL MT RCH 59.4 58.9 59.0 58.6 58.4 58.5 58.8 59.4 00
CHULA VISTA 60.2 60.3 59.9 60.1 60.4 60.6 60.3 60.6 05
DOWNTOWN SE 61.2 60.7 60.5 60.6 60.3 60.6 60.7 61.2 00
EL CAJON LES 59.8 59.5 59.1 59.4 59.3 58.8 59.3 59.8 00
KEARNY MESA 60.7 60.5 60.1 59.5 59.4 59.3 59.9 60.7 00
OTAY MESA DVN 57.8 57.5 57.3 57.2 56.6 56.2 57.1 57.8 00
PENDLETON 62.8 62.8 62.7 62.4 62.1 61.3 62.4 62.8 00
Current Date: 5/10/2026 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 61.4 60.9 60.6 60.6 60.7 60.6 60.8 61.4 00
17 RELHUM % ALPINE 58 62 54 47 50 48 53 62 01
EL CAJON LES 91 91 92 90 90 89 91 92 02
KEARNY MESA 88 88 89 90 90 89 89 90 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 2 2 2 3 37 8 37 05
KEARNY MESA 1 1 1 2 2 31 6 31 05
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 2 0 2 05
25 NOY EL CAJON LES 3.36 3.41 3.50 3.85 C C 3.53 3.85 03
26 NOY-NO EL CAJON LES 3.30 3.39 3.48 3.82 C C 3.49 3.82 03
27 NO Trace EL CAJON LES .06 .01 .01 .02 C C .02 .06 00
28 SO2 Tr PPB EL CAJON LES .0 C C C .0 .0 .0 .0 00
29 CO Tr PPB EL CAJON LES 187.0 C C C 187.0 200.4 191.4 200.4 05
BCarbon ug/m3 10TH AVE MARIN .16 < .27 .30 .34 .28 .27 .34 04
ALPINE .17 < .13 < .12 .12 .14 .17 00
BOSTON AVE .14 .19 .24 .31 .29 .29 .24 .31 03
CHICANO PARK .15 .21 .33 .29 .33 .29 .27 .33 02
DOWNTOWN SE < .17 < .26 .28 .22 .23 .28 04
OCEANVIEW BLV .17 .20 .18 .21 .19 .24 .20 .24 05
OTAY MESA DVN .44 .61 < .32 .24 .28 .38 .61 01
SAN YSIDRO .67 .74 .79 .49 .29 < .60 .79 02
PM10 STD ALPINE 17.5 18.3 15.2 15.7 15.0 13.6 15.8 18.3 01
CARMEL MT RCH 24.1 24.9 25.9 24.2 26.2 23.9 24.8 26.2 04
CHULA VISTA 22.7 25.1 23.1 24.8 26.6 27.4 24.9 27.4 05
DOWNTOWN SE 26.9 29.7 31.3 33.5 34.8 32.8 31.5 34.8 04
EL CAJON LES 26.7 28.4 30.0 32.1 31.7 28.6 29.5 32.1 03
KEARNY MESA 26.7 28.0 28.4 27.9 27.2 26.4 27.4 28.4 02
OTAY MESA DVN 46.7 49.9 44.5 34.2 25.6 25.9 37.8 49.9 01
PENDLETON 20.9 23.3 20.6 21.4 23.1 22.9 22.0 23.3 01
SAN YSIDRO 47.1 47.0 46.2 39.3 33.0 27.2 39.9 47.1 00
RAINFALL EL CAJON LES .00 .00 .00 .00 .00 .00 .00 .00 00