Current Date: 12/28/2025 1:09 PM
Daily Parameter Report
12/28/2025
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 .035 C C .039 .040 .042 .043 .040 .041 .042 .042 .042 .043 .040 .043 06
CHULA VISTA .017 C C .014 .010 .014 .012 .011 .018 .019 .024 .022 .023 .016 .024 10
DOWNTOWN SE .015 C C .013 .010 .013 .015 .009 .014 .016 .019 .026 .027 .016 .027 12
EL CAJON LES .011 C C C .006 .002 .001 .003 .006 .010 .019 .024 .033 .011 .033 12
KEARNY MESA .015 C C .015 .014 .014 .013 .015 .021 .023 .029 .037 .038 .021 .038 12
OTAY MESA DVN .030 C C .024 .023 .022 .020 .023 .031 .029 .033 .037 .037 .028 .037 11
PENDLETON .018 C C .018 .017 .016 .011 .012 .020 .025 .029 .034 .040 .021 .040 12
03 NO2 PPB ALPINE 2.2 C C .8 .9 .7 .8 1.7 1.2 1.1 1.0 1.4 1.4 1.2 2.2 00
CARMEL MT RCH 9.2 C C 10.1 13.9 12.4 11.2 14.5 17.3 16.3 7.1 2.5 1.5 10.5 17.3 08
CHULA VISTA 8.4 C C 6.8 8.5 7.4 8.2 8.3 6.4 12.9 5.7 10.1 13.4 8.7 13.4 12
DOWNTOWN SE 10.5 C C 7.8 8.2 8.4 8.2 11.6 9.7 9.7 14.0 8.6 9.8 9.6 14.0 10
EL CAJON LES 5.9 C C C 7.2 9.3 9.1 8.0 8.4 7.2 5.2 5.8 3.7 6.9 9.3 05
KEARNY MESA 4.4 C C 2.3 2.7 2.6 3.8 4.4 3.7 4.2 3.8 1.7 1.5 3.1 4.4 00
OTAY MESA DVN 1.2 C C 5.3 3.9 8.6 12.3 8.4 2.0 1.4 1.5 1.2 2.2 4.3 12.3 06
PENDLETON 4.1 C C 2.3 3.2 3.0 3.3 4.7 3.4 2.8 2.4 2.1 2.0 3.0 4.7 07
SAN YSIDRO 21.2 C C 15.9 15.4 16.1 17.9 17.3 18.4 22.0 13.7 7.8 10.3 16.0 22.0 09
06 CO PPM CARMEL MT RCH .3 C C .4 .4 .5 .5 .5 .7 .8 .4 .2 .1 .4 .8 09
SAN YSIDRO .6 C C .4 .4 .6 .7 .7 .7 .7 .6 .4 .4 .6 .7 06
07 H2S PPB IB CIVIC CTR .8 1.0 1.2 .9 .9 1.0 1.0 2.3 1.2 1.1 .8 1.0 .8 1.0 2.3 07
NESTOR - BES .9 1.2 1.6 1.8 1.1 1.8 1.6 3.7 2.0 1.3 .7 .7 .8 1.4 3.7 07
SAN YSIDRO 1.1 .7 1.3 1.4 1.3 1.9 2.2 2.4 2.8 2.7 1.8 .6 .8 1.6 2.8 08
10 INTMP °C ALPINE 27 29 28 27 28 29 28 27 26 26 26 26 26 27 29 01
CARMEL MT RCH 26 26 26 26 26 26 26 26 26 26 25 25 25 26 26 00
CHULA VISTA 25 25 25 25 25 25 24 24 24 24 24 25 25 25 25 00
DOWNTOWN SE 25 26 26 26 26 26 26 26 26 26 26 25 25 26 26 01
EL CAJON LES 26 25 25 26 26 26 26 26 26 25 26 25 25 26 26 00
IB CIVIC CTR 27 27 26 26 26 25 25 25 27 27 25 26 25 26 27 00
KEARNY MESA 22 22 22 22 22 22 22 23 22 22 23 23 24 22 24 12
NESTOR - BES 23 22 22 21 21 20 20 20 24 24 22 23 21 22 24 08
OTAY MESA DVN 28 28 28 28 27 27 26 26 26 26 26 26 27 27 28 00
PENDLETON 24 24 24 24 24 24 24 24 24 23 23 24 24 24 24 00
SAN YSIDRO 22 22 22 22 22 22 22 22 22 22 22 23 24 22 24 12
11 PM2.5 µg/M3 ALPINE 3.0 3.0 2.7 2.5 2.4 1.5 .6 .5 .5 .6 .8 .7 .4 1.4 3.0 00
CARMEL MT RCH 6.1 5.3 5.4 4.8 4.7 4.3 4.1 3.3 2.7 2.1 1.1 .8 .5 3.4 6.1 00
CHULA VISTA 4.8 4.4 3.9 3.5 3.5 3.3 3.3 3.6 3.3 3.4 3.2 4.1 10.6 4.2 10.6 12
DOWNTOWN SE 11.7 8.3 6.5 6.6 5.2 4.7 4.3 4.2 5.5 4.5 4.1 2.7 3.2 5.5 11.7 00
EL CAJON LES 5.2 4.0 5.2 4.3 3.6 4.1 4.5 6.4 6.1 5.6 4.6 3.5 2.3 4.5 6.4 07
KEARNY MESA 5.7 5.6 5.1 4.8 4.5 4.2 4.1 3.5 2.7 2.1 2.1 1.1 1.1 3.5 5.7 00
Current Date: 12/28/2025 1:09 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 3.3 4.4 3.9 3.3 3.5 4.3 2.9 3.1 2.4 2.5 2.4 1.5 1.6 3.0 4.4 01
PENDLETON 5.3 5.1 4.3 4.4 4.8 4.5 4.5 4.4 3.6 2.8 2.2 2.5 3.6 4.0 5.3 00
SAN YSIDRO 18.9 10.7 13.9 17.4 16.0 19.4 23.9 20.0 22.7 24.3 15.8 4.4 5.8 16.4 24.3 09
12 VWDR ° ALPINE 68 40 87 33 74 319 323 190 56 29 52 314 181 0 323 06
CHULA VISTA 66 79 114 70 102 60 101 51 31 41 358 297 229 0 358 10
DOWNTOWN SE 34 36 10 42 11 26 27 308 222 330 273 318 251 0 330 09
EL CAJON LES 90 79 58 116 233 242 235 272 305 266 315 82 181 0 315 10
KEARNY MESA 66 68 58 63 59 55 59 47 35 349 319 334 310 0 349 09
OTAY MESA DVN 21 108 41 86 109 48 114 75 330 315 317 312 294 0 330 08
PENDLETON 60 57 41 47 58 60 28 45 64 57 59 5 305 0 305 12
13 SIGTHETA ° ALPINE 37 25 28 49 51 41 67 73 57 56 66 28 37 47 73 07
CHULA VISTA 42 42 66 53 21 37 46 57 25 42 21 25 42 40 66 02
DOWNTOWN SE 32 46 52 25 54 30 32 80 50 34 44 26 31 41 80 07
EL CAJON LES 16 17 43 49 56 58 70 49 50 53 75 41 37 47 75 10
KEARNY MESA 5 4 5 9 7 7 6 11 13 12 11 18 31 11 31 12
OTAY MESA DVN 32 11 39 31 40 26 23 64 56 51 23 16 12 33 64 07
PENDLETON 9 12 9 10 9 9 7 11 10 10 12 18 15 11 18 11
14 VWSP MPH ALPINE 1.3 1.3 1.6 1.1 .4 3.5 .9 .1 2.3 2.8 2.5 3.9 .6 .0 3.9 11
CHULA VISTA 1.6 1.4 .8 .9 2.3 1.4 1.5 .6 2.2 2.0 3.4 2.6 2.0 .0 3.4 10
DOWNTOWN SE 2.2 1.7 1.1 2.3 1.2 2.5 2.5 .4 .1 2.0 1.6 3.2 3.1 .0 3.2 11
EL CAJON LES 3.0 2.9 1.4 1.1 .2 .5 .3 .4 .9 .9 .2 .9 1.9 .0 3.0 00
KEARNY MESA 4.7 5.3 5.4 5.3 5.6 6.1 5.5 4.3 4.6 4.6 5.4 5.5 3.8 .0 6.1 05
OTAY MESA DVN 3.3 3.5 2.1 1.3 .9 1.6 2.4 1.6 2.1 2.5 3.9 4.8 6.3 .0 6.3 12
PENDLETON 6.7 5.5 7.3 6.6 6.5 7.7 9.5 6.0 8.2 8.6 7.8 3.0 6.7 .0 9.5 06
15 SWSP MPH ALPINE 1.7 1.7 1.8 2.3 2.0 4.2 3.9 2.9 3.9 4.3 5.8 4.2 4.6 3.3 5.8 10
CHULA VISTA 1.9 1.7 1.4 1.6 2.6 1.8 2.0 1.5 2.5 2.5 3.7 3.5 2.5 2.2 3.7 10
DOWNTOWN SE 2.4 1.9 1.9 2.5 1.6 2.7 3.1 1.2 1.3 2.3 2.7 3.6 3.5 2.4 3.6 11
EL CAJON LES 3.3 3.3 1.8 1.5 1.7 1.0 1.0 1.2 1.3 1.4 1.5 1.3 2.4 1.7 3.3 00
KEARNY MESA 4.7 5.4 5.5 5.3 5.7 6.2 5.6 4.4 4.8 4.9 5.5 5.9 4.2 5.2 6.2 05
OTAY MESA DVN 3.6 3.6 2.7 1.9 1.6 2.9 3.0 2.7 3.7 3.5 4.1 5.0 6.5 3.4 6.5 12
PENDLETON 6.8 5.9 7.4 6.7 6.7 8.0 9.6 6.2 8.3 8.7 8.1 5.9 7.0 7.3 9.6 06
16 AMBTEMP °F ALPINE 45.6 46.2 45.6 46.5 47.3 49.8 51.8 52.9 56.2 56.8 60.0 58.7 61.2 52.2 61.2 12
CARMEL MT RCH 47.3 46.7 45.5 43.9 43.5 43.1 43.6 47.8 51.3 57.8 63.9 67.2 69.1 51.6 69.1 12
CHULA VISTA 48.9 48.0 47.1 46.4 45.3 45.6 44.6 46.6 51.7 54.4 58.9 61.6 63.8 51.0 63.8 12
DOWNTOWN SE 49.0 47.8 46.2 46.1 45.0 44.1 45.6 47.8 54.3 55.5 65.1 65.9 71.9 52.6 71.9 12
EL CAJON LES 45.6 45.5 44.0 42.5 41.5 40.3 39.6 41.6 46.1 48.5 54.9 59.6 65.8 47.3 65.8 12
KEARNY MESA 47.5 47.1 47.0 46.2 45.6 45.0 45.0 48.1 52.0 56.7 63.0 67.1 68.9 52.2 68.9 12
OTAY MESA DVN 49.6 48.7 48.9 47.9 47.3 47.5 46.9 47.9 53.7 55.4 59.8 63.4 64.8 52.4 64.8 12
PENDLETON 49.8 48.8 48.8 48.5 47.7 47.0 44.6 45.0 49.0 56.4 63.7 66.4 64.6 52.3 66.4 11
Current Date: 12/28/2025 1:09 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 46.8 48.7 48.1 48.6 48.0 46.9 46.5 48.0 52.8 55.2 60.2 62.5 63.8 52.0 63.8 12
17 RELHUM % ALPINE 80 80 78 73 68 51 38 37 33 31 28 30 25 50 80 00
EL CAJON LES 92 89 93 94 95 98 99 98 89 83 66 50 36 83 99 06
KEARNY MESA 98 98 97 98 98 98 97 88 74 65 45 32 30 78 98 00
18 PRES mmHg EL CAJON LES 752 752 752 752 752 753 753 753 753 754 753 752 751 752 754 09
KEARNY MESA 753 753 753 753 753 753 753 754 754 754 754 753 752 753 754 07
19 SOLAR W/M2 EL CAJON LES -2 -2 -2 -2 -2 -2 3 69 110 112 398 308 483 113 483 12
KEARNY MESA 1 1 1 1 1 1 7 94 113 379 538 518 598 173 598 12
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 0 0 4 8 12 21 20 25 7 25 12
25 NOY EL CAJON LES 4.93 2.84 7.61 5.98 C C 21.33 25.74 20.23 14.79 9.09 8.07 5.07 11.42 25.74 07
26 NOY-NO EL CAJON LES 4.50 2.81 7.00 5.50 C C 9.36 9.16 9.24 7.60 5.22 5.69 3.71 6.34 9.36 06
27 NO Trace EL CAJON LES .43 .02 .60 .48 C C 11.97 16.57 10.99 7.18 3.87 2.38 1.36 5.07 16.57 07
28 SO2 Tr PPB EL CAJON LES .0 C C C .0 .0 .0 .0 .0 .0 .1 .0 .1 .0 .1 10
29 CO Tr PPB EL CAJON LES 226.1 C C C 220.8 272.4 371.6 412.1 379.5 297.6 243.6 265.2 212.3 290.1 412.1 07
BCarbon ug/m3 10TH AVE MARIN 1.22 .90 .82 < .68 .65 .62 .62 .56 1.44 1.74 .73 1.16 .93 1.74 10
ALPINE < .08 .06 < .03 .03 .02 .04 < .05 .15 .03 .03 .05 .15 10
BOSTON AVE 2.06 .94 .64 .61 .44 .44 .44 .42 .37 .42 .95 1.17 .75 .74 2.06 00
CHICANO PARK .87 < .67 .44 .34 < .33 .37 < .47 < .75 .56 .53 .87 00
DOWNTOWN SE < .74 .69 .46 .46 .47 < < .37 .37 .60 .28 .34 .48 .74 01
OCEANVIEW BLV .82 .54 .38 .40 < .22 .23 .25 < .29 < .97 .56 .47 .97 11
OTAY MESA DVN < .75 .79 .56 .44 .70 < .38 .09 .08 < .05 .11 .40 .79 02
SAN YSIDRO 2.66 1.60 2.22 2.56 2.27 2.56 < < 2.78 < 1.45 .30 .36 1.88 2.78 08
PM10 STD ALPINE 7.0 7.6 6.2 6.3 5.6 3.9 1.9 2.1 1.9 2.1 3.7 1.5 1.8 3.9 7.6 01
CARMEL MT RCH 13.0 10.9 11.4 10.8 10.0 9.2 9.5 8.3 6.4 6.0 3.5 3.4 3.1 8.1 13.0 00
CHULA VISTA 9.9 10.1 8.8 8.0 8.4 7.4 8.2 8.4 7.6 8.3 7.6 11.2 23.7 9.8 23.7 12
DOWNTOWN SE 19.8 15.2 13.9 13.8 11.1 10.3 9.3 9.9 12.6 11.8 10.0 7.1 10.1 11.9 19.8 00
EL CAJON LES 11.5 8.2 10.8 8.7 7.9 8.6 9.8 13.3 12.7 12.4 8.9 8.3 5.8 9.7 13.3 07
KEARNY MESA 12.6 12.6 11.5 10.9 10.8 9.6 9.9 8.0 7.2 6.2 5.7 3.3 3.8 8.6 12.6 00
OTAY MESA DVN 7.9 10.9 9.9 7.9 8.9 9.8 9.3 8.2 6.7 6.0 6.1 4.4 4.2 7.7 10.9 01
PENDLETON 10.5 10.6 9.2 9.9 9.7 9.1 9.4 8.4 7.3 6.2 4.9 8.3 11.9 8.8 11.9 12
SAN YSIDRO 39.8 25.3 29.1 34.2 32.8 37.8 43.4 40.8 49.6 51.9 33.3 10.0 18.5 34.3 51.9 09
RAINFALL EL CAJON LES .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 00