Current Date: 4/24/2026 5:09 PM
Daily Parameter Report
4/24/2026
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 .049 C C .048 .046 .045 .054 .055 M M M M M .055 .053 .054 .050 .055 08
CHULA VISTA .022 .026 C C .024 .015 .015 .029 .042 .050 .052 .048 .046 .046 .046 .046 .046 .036 .052 10
DOWNTOWN SE .021 .019 C C .013 .007 .014 .030 .043 .048 .049 .045 .045 .043 .044 .044 .045 .034 .049 10
EL CAJON LES .028 .027 C C C .025 .022 .027 .038 .051 .056 .059 .056 .052 .049 .050 .047 .041 .059 11
KEARNY MESA .030 .029 C C .019 .012 .017 .039 .049 .051 .055 .053 .049 .048 .049 .048 .048 .039 .055 10
OTAY MESA DVN .031 .028 C C .017 .013 .022 .030 .041 .047 .054 .057 .053 .050 .049 .049 .048 .039 .057 11
PENDLETON .026 .026 C C .018 .017 .017 .028 .046 .051 .052 .049 .046 .045 .044 .044 .044 .036 .052 10
03 NO2 PPB ALPINE 2.2 1.8 C C 2.6 3.1 3.2 3.1 2.4 M M M M M 2.0 2.2 2.4 2.5 3.2 06
CARMEL MT RCH 6.6 9.7 C C 15.4 24.6 13.4 7.5 8.8 10.8 8.9 11.1 9.3 9.3 9.8 8.6 9.9 10.9 24.6 05
CHULA VISTA 10.0 6.5 C C 7.1 14.3 17.7 12.5 6.2 2.3 2.3 1.8 2.0 1.7 1.6 1.7 1.5 5.9 17.7 06
DOWNTOWN SE 13.9 12.3 C C 15.2 22.1 18.8 11.0 5.3 3.6 3.1 2.8 2.4 2.9 3.2 2.8 2.6 8.1 22.1 05
EL CAJON LES 2.5 2.4 C C C 3.3 6.3 6.3 4.3 2.2 2.4 1.6 1.7 1.5 1.4 1.6 1.9 2.8 6.3 06
KEARNY MESA 2.8 5.0 C C 9.5 14.4 13.1 4.4 3.2 4.5 2.2 1.7 1.2 1.2 1.1 1.0 1.0 4.4 14.4 05
OTAY MESA DVN 4.1 6.2 C C 11.8 16.0 11.7 13.4 12.6 11.0 3.7 3.1 2.7 1.9 2.1 1.6 1.6 6.9 16.0 05
PENDLETON 6.3 4.6 C C 5.7 6.3 7.3 5.5 2.5 1.5 2.8 2.0 1.1 1.0 .8 .8 .8 3.2 7.3 06
SAN YSIDRO 5.6 13.1 C C 19.0 19.1 22.9 23.0 11.1 4.6 3.2 2.6 3.5 3.5 3.9 3.7 4.0 9.5 23.0 07
06 CO PPM CARMEL MT RCH .4 .3 C C .4 .6 .5 .3 .3 .3 .3 .4 .4 .4 .4 .3 .4 .4 .6 05
SAN YSIDRO .2 .3 C C .6 .7 .6 .6 .3 .2 .2 .2 .2 .2 .2 .2 .2 .3 .7 05
07 H2S PPB IB CIVIC CTR 2.5 3.1 .9 1.2 1.7 2.7 3.2 2.9 1.4 .8 .7 .5 .5 .5 .5 .5 .5 1.4 3.2 06
NESTOR - BES 6.2 5.1 51.9 17.5 19.6 5.6 3.9 4.1 .9 .9 1.2 1.3 1.2 1.0 .8 .7 .7 7.2 51.9 02
SAN YSIDRO .5 1.1 3.2 3.6 3.2 2.7 2.6 2.0 1.6 .8 .6 .6 .6 .6 .5 .6 .8 1.5 3.6 03
10 INTMP °C ALPINE 26 26 26 26 26 26 25 25 26 25 25 25 25 25 25 25 25 25 26 00
CARMEL MT RCH 25 25 25 25 25 25 25 25 25 25 25 25 24 24 24 24 24 25 25 00
CHULA VISTA 25 25 25 25 25 25 25 24 24 24 24 24 24 24 24 24 24 24 25 00
DOWNTOWN SE 25 25 25 25 25 25 25 25 25 25 24 24 24 24 24 24 24 25 25 00
EL CAJON LES 26 26 26 26 26 26 26 26 26 26 26 26 26 25 25 25 25 26 26 00
KEARNY MESA 24 24 23 23 24 24 24 24 25 25 24 25 25 25 24 24 25 24 25 08
OTAY MESA DVN 27 27 27 27 27 27 26 26 27 27 27 26 27 27 27 27 27 27 27 00
PENDLETON 26 26 26 26 25 25 24 25 25 25 25 25 25 25 25 25 25 25 26 00
SAN YSIDRO 24 24 24 24 24 23 23 23 24 25 24 24 24 24 24 24 24 24 25 09
10 INTMP °C        IB CIVIC CTR 27 27 27 27 27 28 27 26 25 24 24 24 24 24 24 25 26 26 28 05
NESTOR - BES 27 26 26 26 25 25 26 25 25 25 24 24 24 24 24 25 25 25 27 00
11 PM2.5 µg/M3 ALPINE 3.9 3.4 3.4 3.5 4.2 3.9 3.4 3.4 3.2 4.0 4.7 5.3 6.1 6.4 6.0 6.2 6.2 4.5 6.4 13
CARMEL MT RCH 5.0 5.3 5.1 5.2 4.9 5.0 5.3 7.6 7.7 6.5 6.4 8.5 8.4 7.9 7.9 8.7 10.2 6.8 10.2 16
CHULA VISTA 5.5 5.1 5.7 6.4 5.2 8.7 17.8 17.2 10.5 7.1 7.1 7.1 7.9 8.7 9.0 8.5 8.3 8.5 17.8 06
DOWNTOWN SE 7.2 7.1 6.8 7.0 8.0 8.2 11.2 15.6 9.8 7.6 7.7 6.6 6.9 8.0 8.8 8.9 9.4 8.5 15.6 07
EL CAJON LES 5.0 4.7 4.2 4.0 4.0 3.8 4.4 5.6 8.3 7.2 7.8 6.3 6.4 6.1 6.6 7.8 8.5 5.9 8.5 16
KEARNY MESA 4.7 4.9 5.2 5.1 4.9 5.2 7.2 8.9 6.3 8.4 8.4 8.4 7.3 7.9 8.7 8.8 9.0 7.0 9.0 16
Current Date: 4/24/2026 5:09 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 7.7 16.8 15.8 8.9 14.3 17.2 13.4 12.8 11.4 14.9 8.2 7.9 7.6 7.7 8.4 8.0 7.7 11.1 17.2 05
PENDLETON 5.2 4.9 5.0 5.0 4.8 4.8 4.9 5.1 5.7 5.4 7.2 9.3 6.6 7.3 7.6 8.3 8.4 6.2 9.3 11
SAN YSIDRO 5.8 8.5 16.8 26.2 33.6 33.1 28.4 23.5 13.7 6.7 7.5 7.3 7.9 9.0 9.3 9.3 10.5 15.1 33.6 04
12 VWDR ° ALPINE 95 94 116 77 3 88 119 233 253 257 245 252 248 247 241 255 244 0 257 09
CHULA VISTA 99 91 97 97 90 101 96 166 234 257 260 267 257 260 262 262 255 0 267 11
DOWNTOWN SE 70 81 46 48 50 69 70 139 200 195 207 220 221 223 223 228 221 0 228 15
EL CAJON LES 82 79 86 87 81 89 63 7 270 227 261 233 221 212 212 215 208 0 270 08
KEARNY MESA 70 74 66 70 69 75 97 169 207 215 241 230 237 236 235 233 234 0 241 10
OTAY MESA DVN 93 119 99 99 260 103 2 177 227 M M M M M 259 265 260 0 265 15
PENDLETON 53 56 63 56 63 61 62 82 183 187 205 207 210 223 242 245 241 0 245 15
13 SIGTHETA ° ALPINE 22 15 32 18 16 24 19 47 43 43 41 38 35 30 28 29 30 30 47 07
CHULA VISTA 19 31 14 28 16 11 18 40 38 26 27 22 21 21 23 22 24 24 40 07
DOWNTOWN SE 17 18 23 26 31 28 17 45 26 22 23 22 19 20 22 22 19 24 45 07
EL CAJON LES 14 16 13 15 13 22 30 58 70 55 46 38 23 21 20 23 17 29 70 08
KEARNY MESA 5 4 3 4 3 6 17 34 31 34 25 20 17 17 20 21 18 16 34 07
OTAY MESA DVN 11 10 19 39 38 51 37 46 56 M M M M M 18 15 16 30 56 08
PENDLETON 9 9 7 8 8 9 9 12 29 15 15 11 12 11 9 9 12 11 29 08
14 VWSP MPH ALPINE 1.9 2.1 1.3 1.1 1.5 1.0 1.8 1.7 2.8 4.1 3.9 4.4 5.8 6.7 6.6 6.6 5.5 .0 6.7 13
CHULA VISTA 1.6 2.0 2.5 2.2 3.3 3.3 3.1 1.8 3.5 5.9 6.7 7.8 9.0 8.8 8.7 7.7 6.6 .0 9.0 12
DOWNTOWN SE 1.7 1.8 1.7 1.6 1.4 1.3 3.4 1.9 4.4 6.4 6.6 7.8 8.5 9.1 8.5 7.7 7.4 .0 9.1 13
EL CAJON LES 2.1 1.7 2.7 3.2 3.8 1.9 1.4 1.0 1.4 2.7 3.9 4.8 8.2 9.7 9.4 8.0 8.5 .0 9.7 13
KEARNY MESA 3.8 3.4 4.3 4.4 5.0 4.2 2.3 3.2 4.1 5.7 7.8 10.6 11.6 11.1 10.3 9.6 8.8 .0 11.6 12
OTAY MESA DVN 3.1 3.3 3.3 .9 .4 1.3 1.2 1.8 2.0 M M M M M 10.5 11.0 9.2 .0 11.0 15
PENDLETON 4.7 5.1 4.6 5.4 6.2 5.8 6.2 5.2 4.9 6.8 7.5 9.6 10.0 11.5 10.4 8.7 7.6 .0 11.5 13
15 SWSP MPH ALPINE 2.0 2.2 1.5 1.2 1.5 1.1 2.0 2.6 3.6 5.1 4.9 5.7 7.0 7.7 7.4 7.4 6.3 4.1 7.7 13
CHULA VISTA 1.8 2.1 2.6 2.4 3.4 3.4 3.3 2.5 4.4 6.4 7.4 8.3 9.6 9.4 9.4 8.3 7.1 5.4 9.6 12
DOWNTOWN SE 1.9 2.0 1.9 1.7 1.5 1.5 3.6 2.8 4.8 6.8 7.2 8.4 9.1 9.7 9.1 8.2 7.9 5.2 9.7 13
EL CAJON LES 2.2 1.8 2.7 3.3 4.0 2.1 2.0 1.6 2.4 4.3 5.7 6.2 9.1 10.3 10.0 8.7 8.8 5.0 10.3 13
KEARNY MESA 3.9 3.4 4.3 4.4 5.0 4.3 2.6 4.0 4.7 6.7 8.7 11.4 12.1 11.6 11.0 10.3 9.3 6.9 12.1 12
OTAY MESA DVN 3.3 3.4 3.5 2.5 1.3 1.6 1.6 2.7 3.3 M M M M M 11.0 11.4 9.6 4.6 11.4 15
PENDLETON 4.8 5.2 4.6 5.5 6.3 5.9 6.3 5.7 5.2 7.1 7.8 9.8 10.2 11.9 10.5 8.8 7.7 7.3 11.9 13
16 AMBTEMP °F ALPINE 52.3 53.5 53.7 52.9 52.5 51.5 53.8 57.2 59.5 62.0 64.6 67.3 68.1 67.7 66.0 64.2 61.8 59.3 68.1 12
CARMEL MT RCH 55.6 54.8 53.7 53.1 53.5 54.4 56.2 60.9 64.4 67.5 70.7 71.3 71.0 70.9 70.4 68.6 66.5 62.6 71.3 11
CHULA VISTA 57.8 57.3 56.3 55.7 55.5 55.3 59.2 64.1 65.6 66.0 66.7 66.7 66.9 66.9 66.2 65.2 64.1 62.1 66.9 12
DOWNTOWN SE 59.0 57.5 57.0 56.3 55.6 55.4 58.1 62.1 64.4 66.1 67.7 68.0 68.2 67.7 67.3 65.6 63.9 62.3 68.2 12
EL CAJON LES 55.7 54.5 53.1 52.4 52.5 52.1 54.9 60.1 65.0 68.5 71.2 72.6 72.7 71.0 69.8 68.6 66.6 62.4 72.7 12
KEARNY MESA 54.4 54.4 53.5 52.5 52.2 52.2 57.5 62.5 65.1 67.4 68.2 68.8 68.8 68.3 67.4 66.3 64.5 61.4 68.8 11
OTAY MESA DVN 56.7 57.0 56.0 54.8 54.3 54.1 56.9 61.6 65.3 68.1 67.7 70.4 71.3 69.4 69.0 66.4 64.4 62.6 71.3 12
PENDLETON 57.4 56.8 56.2 55.5 54.5 54.7 56.3 61.8 64.8 65.6 66.3 66.7 67.1 67.2 66.2 65.6 65.0 61.6 67.2 13
Current Date: 4/24/2026 5:09 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 57.8 57.7 57.0 56.3 56.1 56.0 60.2 64.3 66.1 68.0 69.0 69.5 69.6 69.3 68.6 66.9 65.6 63.4 69.6 12
17 RELHUM % ALPINE 76 65 62 67 76 75 64 58 52 49 44 40 46 52 53 56 58 58 76 00
EL CAJON LES 79 80 81 79 76 75 71 62 56 49 47 45 47 46 48 54 61 62 81 02
KEARNY MESA 92 91 90 90 88 88 80 74 61 58 61 60 59 58 62 66 69 73 92 00
18 PRES mmHg EL CAJON LES 748 748 748 747 747 748 748 748 748 748 748 747 747 747 746 746 746 747 748 00
KEARNY MESA 748 748 748 748 748 748 749 749 749 749 749 748 748 748 747 747 747 748 749 06
19 SOLAR W/M2 EL CAJON LES -1 -1 -1 0 0 27 206 447 655 830 945 1007 994 915 759 577 335 453 1007 11
KEARNY MESA 2 2 1 2 2 35 236 481 664 860 936 1013 995 915 762 575 356 461 1013 11
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 2 11 23 36 46 52 56 55 50 41 30 17 25 56 11
25 NOY EL CAJON LES 2.73 2.58 2.32 2.01 2.02 C C 9.20 6.71 4.05 4.56 3.71 3.39 2.70 2.33 2.56 2.77 3.57 9.20 07
26 NOY-NO EL CAJON LES 2.71 2.57 2.29 2.00 2.00 C C 6.18 5.11 3.46 3.92 3.31 2.90 2.25 1.89 1.95 2.24 2.98 6.18 07
27 NO Trace EL CAJON LES .01 .00 .02 .00 .02 C C 3.01 1.60 .58 .64 .39 .48 .45 .44 .60 .52 .58 3.01 07
28 SO2 Tr PPB EL CAJON LES .0 .0 C C C .0 .0 .1 .1 .1 .1 .1 .1 .1 .0 .0 .0 .0 .1 07
29 CO Tr PPB EL CAJON LES 172.5 168.6 C C C 182.7 254.1 275.1 244.6 194.4 206.5 168.9 167.9 149.7 144.4 150.3 154.9 188.1 275.1 07
BCarbon ug/m3 10TH AVE MARIN .53 < < < < 1.18 < 1.94 1.43 1.12 .38 .14 .10 .14 .21 .18 .16 .63 1.94 07
ALPINE .11 .10 .14 .10 < .15 .12 .10 .10 .23 .28 < .28 .16 .10 .08 .07 .14 .28 10
BOSTON AVE .69 .54 .83 .57 .85 1.06 1.31 1.40 1.02 .63 .41 .15 .11 .12 .12 .11 .12 .59 1.40 07
CHICANO PARK .49 .43 .36 < < .84 1.22 1.22 < .58 .34 .18 .10 .12 .12 .14 < .47 1.22 06
DOWNTOWN SE .33 .33 < .41 .61 .89 1.27 1.17 .57 .49 .32 < .09 < .12 .11 < .52 1.27 06
OCEANVIEW BLV .36 .35 < .30 .45 .70 1.06 < .56 < .38 .18 .13 .12 .14 .11 .11 .35 1.06 06
OTAY MESA DVN .56 1.84 2.58 < 1.46 1.16 .65 1.09 1.11 .91 .32 .25 .19 < .17 < .07 .88 2.58 02
SAN YSIDRO .17 .55 1.93 3.03 4.72 3.51 3.03 < .40 .21 < < .10 .09 .12 .07 .08 1.29 4.72 04
PM10 STD ALPINE 12.3 9.5 10.7 9.9 11.9 10.9 11.7 10.9 9.7 13.4 15.6 17.9 18.7 19.2 18.4 19.6 18.2 14.0 19.6 15
CARMEL MT RCH 12.5 16.6 12.7 16.4 11.7 12.7 16.8 19.6 21.1 18.8 19.5 26.2 26.6 25.6 23.5 24.2 26.5 19.4 26.6 12
CHULA VISTA 13.5 14.3 17.9 18.7 14.3 24.0 48.4 48.2 31.5 19.4 18.7 22.5 22.1 24.1 25.1 25.6 25.7 24.3 48.4 06
DOWNTOWN SE 17.5 17.8 17.4 20.2 23.0 22.8 31.8 38.2 27.1 24.4 27.0 25.2 22.0 27.8 34.5 26.0 27.7 25.3 38.2 07
EL CAJON LES 13.5 12.8 12.1 9.7 10.8 9.6 13.8 20.6 24.5 22.4 21.0 19.3 19.7 21.2 20.6 23.0 23.3 17.5 24.5 08
KEARNY MESA 11.0 12.8 13.0 14.0 13.0 15.3 20.6 22.8 17.3 23.1 24.6 23.9 22.4 22.9 24.9 26.3 24.9 19.5 26.3 15
OTAY MESA DVN 26.5 39.0 38.6 30.9 68.3 99.2 92.6 71.8 54.6 71.2 26.9 29.6 30.9 27.9 28.9 26.6 23.8 46.3 99.2 05
PENDLETON 15.8 12.6 13.4 13.8 11.2 11.9 12.8 15.4 19.0 17.3 21.1 59.1 20.7 23.6 21.7 24.5 24.4 19.9 59.1 11
SAN YSIDRO 16.0 23.5 39.1 65.8 76.3 71.4 73.4 63.7 38.7 24.4 25.7 23.4 26.5 29.2 30.5 27.0 30.2 40.2 76.3 04
RAINFALL EL CAJON LES .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 00