Current Date: 5/15/2026 8:09 AM
Daily Parameter Report
5/15/2026
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 .037 .036 C C .026 .028 .031 .032 .031 .037 00
CHULA VISTA .039 .040 C C .041 .040 .040 .040 .040 .041 04
DOWNTOWN SE .041 .040 C C .041 .040 .039 .039 .040 .041 00
EL CAJON LES .040 .038 C C C .034 .035 M .036 .040 00
KEARNY MESA .043 .042 C C .040 .038 .038 .039 .040 .043 00
OTAY MESA DVN .035 .035 C C .040 .037 .032 .031 .035 .040 04
PENDLETON .043 .043 C C .033 .031 .030 .031 .035 .043 00
03 NO2 PPB ALPINE 3.3 3.2 C C 4.8 4.4 3.6 3.2 3.7 4.8 04
CARMEL MT RCH 3.0 7.0 C C 9.4 3.2 10.6 8.3 6.9 10.6 06
CHULA VISTA 3.5 2.5 C C 2.4 3.6 3.9 4.9 3.4 4.9 07
DOWNTOWN SE 2.7 3.2 C C 3.2 3.9 5.1 5.2 3.8 5.2 07
EL CAJON LES 1.1 1.1 C C C M M M 1.1 1.1 00
KEARNY MESA 1.4 1.8 C C 2.8 4.2 4.5 4.0 3.1 4.5 06
OTAY MESA DVN 4.3 4.5 C C 3.2 6.4 11.0 12.8 7.0 12.8 07
PENDLETON 1.2 1.1 C C 4.1 6.7 5.3 4.6 3.8 6.7 05
SAN YSIDRO 4.1 5.1 C C 8.5 13.2 11.3 9.6 8.6 13.2 05
06 CO PPM CARMEL MT RCH .2 .2 C C .3 .2 .3 .3 .3 .3 04
SAN YSIDRO .2 .2 C C .3 .3 .3 .2 .3 .3 04
07 H2S PPB IB CIVIC CTR 1.0 2.1 1.7 2.6 4.4 2.6 1.3 .7 2.0 4.4 04
NESTOR - BES 10.8 12.5 16.2 5.3 2.0 2.4 2.7 2.7 6.8 16.2 02
SAN YSIDRO .7 .6 .7 .5 2.7 2.5 .6 .5 1.1 2.7 04
10 INTMP °C ALPINE 27 27 27 27 26 26 26 26 27 27 00
CARMEL MT RCH 25 25 25 25 25 25 25 25 25 25 00
CHULA VISTA 25 24 24 24 24 25 24 24 24 25 00
DOWNTOWN SE 24 24 25 25 25 25 25 25 25 25 02
EL CAJON LES 26 26 26 26 26 26 26 26 26 26 00
KEARNY MESA 25 24 24 24 24 24 25 24 24 25 00
OTAY MESA DVN 24 24 25 25 25 25 25 25 25 25 02
PENDLETON 25 25 25 26 25 25 25 25 25 26 03
SAN YSIDRO 25 25 25 25 25 25 25 24 25 25 00
10 INTMP °C        IB CIVIC CTR 27 26 27 27 27 26 26 26 27 27 00
NESTOR - BES 26 26 26 26 26 26 26 26 26 26 00
11 PM2.5 µg/M3 ALPINE 11.9 11.6 12.2 10.4 9.2 8.4 7.0 6.6 9.6 12.2 02
CARMEL MT RCH 7.9 8.5 9.9 9.4 8.9 8.9 11.2 12.7 9.6 12.7 07
CHULA VISTA 10.7 9.3 10.8 9.9 7.2 6.4 6.8 8.0 8.6 10.8 02
DOWNTOWN SE 9.9 9.3 8.9 9.1 7.5 6.6 7.1 7.6 8.2 9.9 00
EL CAJON LES 7.8 8.0 8.6 12.4 10.5 10.5 10.1 10.2 9.7 12.4 03
KEARNY MESA 8.0 8.6 10.9 11.5 10.2 11.0 9.3 10.1 9.9 11.5 03
Current Date: 5/15/2026 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 13.2 12.4 10.2 9.8 8.6 9.1 10.9 15.4 11.2 15.4 07
PENDLETON 6.9 6.7 6.7 6.9 6.9 6.7 6.8 6.5 6.7 6.9 00
SAN YSIDRO 11.7 12.9 10.6 9.0 8.3 7.9 9.0 9.9 9.9 12.9 01
12 VWDR ° ALPINE 340 149 259 183 141 140 136 183 0 340 00
CHULA VISTA 206 210 192 207 220 213 207 200 0 220 04
DOWNTOWN SE 187 206 189 185 187 179 192 200 0 206 01
EL CAJON LES 203 197 157 130 136 183 196 205 0 205 07
KEARNY MESA 148 150 159 174 178 146 153 137 0 178 04
OTAY MESA DVN 331 246 223 222 213 218 234 157 0 331 00
PENDLETON 205 183 213 210 29 37 36 36 0 213 02
13 SIGTHETA ° ALPINE 44 53 40 20 19 16 26 35 32 53 01
CHULA VISTA 19 21 19 22 24 22 29 23 22 29 06
DOWNTOWN SE 20 20 19 21 17 14 23 25 20 25 07
EL CAJON LES 28 21 33 31 21 21 22 33 26 33 02
KEARNY MESA 26 19 21 21 15 17 19 13 19 26 00
OTAY MESA DVN 12 15 11 16 13 15 20 40 18 40 07
PENDLETON 25 28 26 46 11 10 12 12 21 46 03
14 VWSP MPH ALPINE 1.2 1.0 1.3 2.4 3.2 4.1 3.1 1.7 .0 4.1 05
CHULA VISTA 3.3 3.1 3.1 2.4 2.9 2.3 1.8 3.2 .0 3.3 00
DOWNTOWN SE 3.7 4.5 4.4 4.4 4.6 4.6 3.0 3.2 .0 4.6 04
EL CAJON LES 3.2 3.3 2.9 1.9 2.5 2.7 3.4 2.5 .0 3.4 06
KEARNY MESA 2.5 3.5 4.0 3.4 4.3 3.9 3.6 5.5 .0 5.5 07
OTAY MESA DVN 3.6 3.1 5.3 5.2 5.2 3.5 2.9 1.7 .0 5.3 02
PENDLETON 3.3 2.9 2.5 .9 4.2 4.6 4.8 4.8 .0 4.8 06
15 SWSP MPH ALPINE 2.0 2.0 1.9 2.6 3.4 4.3 3.5 3.2 2.9 4.3 05
CHULA VISTA 3.5 3.4 3.2 2.6 3.2 2.6 2.2 3.4 3.0 3.5 00
DOWNTOWN SE 4.1 4.8 4.7 4.7 4.9 4.7 3.5 3.6 4.4 4.9 04
EL CAJON LES 3.6 3.6 3.3 2.3 2.8 3.0 3.6 3.0 3.2 3.6 00
KEARNY MESA 3.5 4.0 4.7 3.7 4.7 4.1 4.1 5.7 4.3 5.7 07
OTAY MESA DVN 3.7 3.4 5.5 5.4 5.4 3.8 3.3 2.5 4.1 5.5 02
PENDLETON 3.6 3.3 2.8 1.7 4.3 4.7 4.9 5.0 3.8 5.0 07
16 AMBTEMP °F ALPINE 54.3 54.3 54.2 54.1 53.5 53.3 54.1 55.6 54.2 55.6 07
CARMEL MT RCH 61.2 60.6 60.5 60.4 60.8 60.6 61.4 62.2 61.0 62.2 07
CHULA VISTA 62.8 62.6 62.6 62.7 62.2 62.3 62.9 64.2 62.8 64.2 07
DOWNTOWN SE 62.4 62.0 61.9 62.1 62.0 62.2 62.3 63.2 62.3 63.2 07
EL CAJON LES 61.6 61.4 61.0 61.4 61.4 61.5 62.0 62.6 61.6 62.6 07
KEARNY MESA 62.2 62.3 62.2 62.1 62.0 62.4 62.6 63.4 62.4 63.4 07
OTAY MESA DVN 60.5 60.4 60.0 59.9 60.0 60.3 61.0 61.9 60.5 61.9 07
PENDLETON 63.7 63.5 63.2 63.0 62.4 62.2 62.0 62.4 62.8 63.7 00
Current Date: 5/15/2026 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 63.4 63.4 63.3 63.1 63.0 63.4 63.9 64.8 63.5 64.8 07
17 RELHUM % ALPINE 98 96 97 94 92 91 91 85 93 98 00
EL CAJON LES 82 82 82 81 81 80 77 75 80 82 00
KEARNY MESA 80 79 78 79 79 78 79 74 78 80 00
18 PRES mmHg EL CAJON LES 749 749 748 748 748 749 749 749 749 749 00
KEARNY MESA 750 750 749 749 749 749 750 750 750 750 00
19 SOLAR W/M2 EL CAJON LES 2 2 2 2 3 13 44 90 20 90 07
KEARNY MESA 1 1 1 1 2 14 44 103 21 103 07
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 1 3 6 1 6 07
25 NOY EL CAJON LES 1.77 1.67 1.99 3.35 2.84 C 2.18 3.54 2.47 3.54 07
26 NOY-NO EL CAJON LES 1.75 1.62 1.96 3.34 2.81 C 1.99 3.12 2.37 3.34 03
27 NO Trace EL CAJON LES .02 .04 .03 .01 .02 C .19 .42 .10 .42 07
28 SO2 Tr PPB EL CAJON LES .0 .0 C C C .0 .0 M .0 .0 00
29 CO Tr PPB EL CAJON LES 145.3 139.6 C C C C 177.5 M 154.1 177.5 06
BCarbon ug/m3 10TH AVE MARIN < < < < < < < < < <
ALPINE .15 .16 .15 < .21 < .32 .33 .22 .33 07
BOSTON AVE .42 .44 .46 .54 .58 .41 .35 .46 .46 .58 04
CHICANO PARK < .22 < .33 .30 .19 .20 < .25 .33 03
DOWNTOWN SE < < < .38 < .19 < .26 .28 .38 03
OCEANVIEW BLV .40 .30 .37 .42 .30 < .32 .30 .34 .42 03
OTAY MESA DVN .68 .69 1.17 .57 < .64 .76 1.12 .80 1.17 02
SAN YSIDRO .41 .49 .52 < < .35 .44 .42 .44 .52 02
PM10 STD ALPINE 24.6 23.0 26.2 24.0 19.0 18.4 15.1 13.8 20.5 26.2 02
CARMEL MT RCH 19.8 19.4 20.7 19.1 20.9 19.2 24.2 28.5 21.4 28.5 07
CHULA VISTA 27.8 24.9 26.5 24.5 18.0 18.2 17.7 22.9 22.5 27.8 00
DOWNTOWN SE 27.4 24.3 21.6 22.9 18.4 17.0 18.4 20.8 21.3 27.4 00
EL CAJON LES 18.4 19.4 20.3 28.5 25.5 25.3 24.4 26.2 23.5 28.5 03
KEARNY MESA 20.7 22.7 26.6 27.9 24.0 25.8 24.2 26.0 24.7 27.9 03
OTAY MESA DVN 33.2 29.7 24.3 25.6 23.5 27.0 38.3 55.8 32.1 55.8 07
PENDLETON 17.1 16.0 17.2 18.1 18.5 17.2 23.6 16.8 18.0 23.6 06
SAN YSIDRO 27.3 30.2 24.1 20.8 21.8 22.7 27.5 29.2 25.4 30.2 01
RAINFALL EL CAJON LES .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 00