Current Date: 5/8/2026 3:09 PM
Daily Parameter Report
5/8/2026
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 .023 .023 C C .023 .020 .023 .023 .028 .039 .044 .054 .063 .067 .073 .038 .073 14
CHULA VISTA .037 .034 C C .040 .040 .040 .040 .039 .041 .046 .051 .054 .057 .054 .044 .057 13
DOWNTOWN SE .036 .039 C C .037 .036 .034 .033 .031 .034 .040 .047 .052 .051 .045 .039 .052 12
EL CAJON LES .033 .032 C C C .026 .024 .026 .029 .035 .044 .056 .063 .063 .059 .040 .063 12
KEARNY MESA .037 .038 C C .036 .036 .035 .035 .035 .038 .045 .051 .055 .055 .053 .042 .055 12
OTAY MESA DVN .027 .025 C C .025 .032 .032 .030 .032 .038 .047 .055 .061 .061 .060 .040 .061 12
PENDLETON .042 .043 C C .045 .040 .045 .040 .042 .044 .047 .048 .045 .044 .044 .043 .048 11
03 NO2 PPB ALPINE 5.2 4.1 C C 3.2 4.1 3.0 3.0 3.9 4.8 4.8 4.8 4.1 4.0 4.9 4.1 5.2 00
CARMEL MT RCH 3.4 6.4 C C 12.9 13.0 11.8 6.4 11.4 11.9 11.5 8.9 9.9 10.5 9.2 9.7 13.0 05
CHULA VISTA 4.3 4.9 C C 3.2 3.6 3.5 3.8 4.1 4.7 4.6 4.1 4.0 3.2 3.6 3.9 4.9 01
DOWNTOWN SE 4.3 3.3 C C 4.4 5.0 7.7 9.6 12.9 12.3 9.9 8.0 6.5 4.2 3.4 7.0 12.9 08
EL CAJON LES 2.4 1.8 C C C 2.5 2.5 3.1 3.6 3.3 4.0 2.8 3.8 4.2 3.5 3.1 4.2 13
KEARNY MESA 2.7 2.2 C C 2.7 3.2 3.9 4.0 4.7 4.9 3.9 3.4 2.8 2.8 1.7 3.3 4.9 09
OTAY MESA DVN 5.9 6.5 C C 5.9 4.4 5.3 4.4 3.0 2.7 3.7 3.6 3.1 2.7 2.2 4.1 6.5 01
PENDLETON 1.7 1.4 C C 1.6 8.8 2.4 3.1 2.9 2.3 1.8 1.3 1.1 1.1 1.1 2.3 8.8 05
SAN YSIDRO 5.8 6.6 C C 6.4 7.6 6.5 7.3 5.3 4.9 4.1 3.4 3.1 3.8 3.3 5.2 7.6 05
06 CO PPM CARMEL MT RCH .2 .2 C C .4 .5 .5 .3 .4 .4 C C .5 .5 .5 .4 .5 05
SAN YSIDRO .2 .3 C C .3 .3 .3 .3 .2 .2 .2 .2 .3 .2 .2 .2 .3 01
07 H2S PPB IB CIVIC CTR .7 .9 1.8 1.1 1.0 1.1 .9 .6 .6 .8 .7 .7 .6 .4 .5 .8 1.8 02
NESTOR - BES 1.8 2.4 2.6 3.2 3.1 8.7 2.6 3.2 1.1 .7 .7 .8 .8 .6 .5 2.1 8.7 05
SAN YSIDRO 4.5 4.0 1.7 4.3 6.5 6.5 3.7 3.3 2.8 2.0 2.0 2.5 1.7 1.1 .9 3.1 6.5 04
10 INTMP °C ALPINE 27 27 27 27 26 26 26 27 26 25 25 25 25 25 25 26 27 00
CARMEL MT RCH 24 24 25 25 25 25 24 24 24 24 25 25 25 25 25 25 25 02
CHULA VISTA 24 24 24 24 25 24 25 24 24 24 24 24 24 24 24 24 25 04
DOWNTOWN SE 25 25 24 24 24 24 24 24 24 24 24 24 24 24 24 24 25 00
EL CAJON LES 26 26 26 26 26 26 26 26 26 26 25 24 25 25 25 26 26 00
KEARNY MESA 25 24 25 25 25 25 25 24 25 24 24 25 25 25 25 25 25 00
OTAY MESA DVN 27 27 27 27 27 27 27 27 27 26 26 26 26 26 26 27 27 00
PENDLETON 26 26 26 26 26 26 26 26 26 26 25 25 25 25 25 26 26 00
SAN YSIDRO 25 25 25 25 25 25 25 24 25 24 24 24 24 24 24 25 25 00
10 INTMP °C        IB CIVIC CTR 26 27 27 27 26 26 26 26 26 25 24 24 24 24 24 25 27 01
NESTOR - BES 26 26 26 26 26 26 26 26 25 25 24 24 24 24 25 25 26 00
11 PM2.5 µg/M3 ALPINE 7.5 5.7 6.0 6.5 4.9 5.1 5.4 8.0 7.5 9.4 10.7 11.4 10.1 9.5 11.1 7.9 11.4 11
CARMEL MT RCH 9.8 11.8 12.8 13.7 13.8 13.5 12.6 11.6 12.0 13.8 13.7 11.7 11.7 11.4 9.9 12.2 13.8 04
CHULA VISTA 14.0 16.0 13.7 12.0 13.8 9.6 9.5 10.2 11.6 14.1 15.9 17.2 17.1 15.4 10.9 13.4 17.2 11
DOWNTOWN SE 15.7 14.1 13.2 15.4 14.2 15.2 21.8 19.7 21.6 17.3 16.3 17.7 15.7 12.9 9.3 16.0 21.8 06
EL CAJON LES 11.1 11.1 12.2 12.6 10.9 10.8 9.7 11.5 13.1 14.3 14.7 13.5 12.9 12.7 11.2 12.1 14.7 10
KEARNY MESA 10.8 10.4 11.0 13.2 13.1 13.1 13.9 12.5 14.1 17.9 17.0 15.1 14.0 13.0 10.5 13.3 17.9 09
Current Date: 5/8/2026 3:09 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 19.2 21.9 23.8 23.5 27.0 19.2 16.6 19.4 16.9 15.8 15.7 15.7 15.1 14.0 11.0 18.3 27.0 04
PENDLETON 7.5 7.1 7.5 7.4 7.4 7.6 7.7 7.2 7.3 7.8 8.0 7.6 6.9 7.2 6.7 7.3 8.0 10
SAN YSIDRO 18.2 18.1 16.0 19.6 14.1 12.4 11.3 12.8 14.1 16.1 17.6 18.6 19.5 12.5 10.2 15.4 19.6 03
12 VWDR ° ALPINE 308 321 286 358 328 324 323 267 273 268 270 280 290 287 299 0 358 03
CHULA VISTA 225 221 223 234 238 254 234 250 254 253 271 261 256 255 278 0 278 14
DOWNTOWN SE 193 218 213 210 218 198 241 245 244 230 212 232 254 259 248 0 259 13
EL CAJON LES 173 160 174 152 106 140 122 172 283 207 240 255 258 232 241 0 283 08
KEARNY MESA 133 148 170 176 261 20 315 85 24 309 298 252 268 273 280 0 315 06
OTAY MESA DVN 322 303 330 332 321 286 293 315 303 303 285 285 291 293 287 0 332 03
PENDLETON 153 148 156 167 146 79 89 87 246 244 246 248 258 263 274 0 274 14
13 SIGTHETA ° ALPINE 50 44 35 46 26 11 37 29 32 31 31 37 28 28 25 33 50 00
CHULA VISTA 19 21 20 19 18 21 20 23 31 30 33 27 22 22 20 23 33 10
DOWNTOWN SE 34 19 22 23 22 41 48 59 24 23 21 27 30 27 25 30 59 07
EL CAJON LES 23 38 23 25 20 24 20 70 53 73 59 52 35 24 21 37 73 09
KEARNY MESA 42 60 24 43 37 36 44 34 48 46 55 26 23 18 19 37 60 01
OTAY MESA DVN 13 24 11 15 48 13 12 18 23 25 21 26 14 11 13 19 48 04
PENDLETON 17 25 21 24 21 17 47 61 27 12 9 8 13 14 15 22 61 07
14 VWSP MPH ALPINE .7 1.1 1.3 1.2 2.1 2.6 1.7 2.2 2.7 3.5 4.2 4.0 5.0 5.3 6.1 .0 6.1 14
CHULA VISTA 2.5 2.7 3.1 3.0 3.6 2.8 2.8 2.6 2.6 3.7 4.5 6.1 6.9 7.6 7.6 .0 7.6 13
DOWNTOWN SE 2.6 3.3 3.5 3.1 3.0 1.5 .8 1.4 3.6 5.7 6.6 6.7 5.9 7.1 6.1 .0 7.1 13
EL CAJON LES 2.9 1.7 2.8 2.5 2.5 1.6 2.3 .3 1.7 .8 2.0 2.8 4.6 7.3 7.5 .0 7.5 14
KEARNY MESA 2.0 1.3 2.3 2.4 1.8 1.9 1.7 2.2 1.5 3.5 3.4 7.3 7.4 9.3 8.9 .0 9.3 13
OTAY MESA DVN 2.8 2.2 3.8 2.9 1.8 4.2 4.3 4.0 4.8 5.1 6.5 6.8 9.2 10.9 10.1 .0 10.9 13
PENDLETON 3.2 2.4 3.3 3.4 3.0 3.2 2.3 1.5 2.0 4.9 8.0 9.0 8.6 7.5 5.7 .0 9.0 11
15 SWSP MPH ALPINE 1.3 1.7 1.7 1.5 2.3 2.6 2.1 2.5 3.2 4.0 4.8 4.7 5.6 6.2 6.6 3.4 6.6 14
CHULA VISTA 2.6 3.0 3.4 3.1 3.8 3.0 3.0 2.9 3.0 4.2 5.2 6.8 7.5 8.2 8.0 4.5 8.2 13
DOWNTOWN SE 3.0 3.5 3.7 3.4 3.3 1.8 2.3 2.4 4.1 6.1 7.2 7.4 6.7 7.9 6.7 4.6 7.9 13
EL CAJON LES 3.1 2.1 3.3 3.2 2.7 2.4 2.4 1.4 2.6 2.4 3.7 3.8 5.6 8.1 8.5 3.7 8.5 14
KEARNY MESA 2.7 2.1 2.6 2.8 2.8 2.4 2.1 2.6 2.4 4.6 5.0 8.0 8.1 9.8 9.4 4.5 9.8 13
OTAY MESA DVN 3.0 2.6 3.9 3.0 2.2 4.3 4.4 4.2 5.3 5.8 7.0 7.4 9.5 11.1 10.4 5.6 11.1 13
PENDLETON 4.1 3.3 3.8 3.8 3.4 3.5 2.9 2.6 2.3 5.0 8.1 9.1 8.7 7.7 6.0 5.0 9.1 11
16 AMBTEMP °F ALPINE 53.9 53.7 54.1 53.6 53.1 52.9 52.8 54.6 60.1 67.6 71.5 75.2 78.2 80.4 79.8 62.8 80.4 13
CARMEL MT RCH 60.2 59.9 59.8 59.7 59.8 59.9 60.3 60.7 62.2 65.4 71.7 75.6 77.6 76.1 73.8 65.5 77.6 12
CHULA VISTA 61.9 62.0 61.6 61.3 61.0 61.1 61.5 62.3 63.6 65.7 67.8 68.8 68.7 68.4 67.6 64.2 68.8 11
DOWNTOWN SE 61.2 60.8 60.5 60.7 60.6 60.9 61.5 62.1 63.6 66.2 69.8 70.1 71.0 69.8 69.6 64.6 71.0 12
EL CAJON LES 61.6 61.3 60.8 60.6 60.3 60.6 60.7 62.0 64.3 68.3 74.3 78.5 81.8 80.6 78.1 67.6 81.8 12
KEARNY MESA 61.6 61.5 61.4 61.1 60.9 61.1 61.5 62.8 64.5 68.2 72.0 74.9 74.8 73.6 70.9 66.1 74.9 11
OTAY MESA DVN 60.1 60.2 60.0 60.0 60.1 59.7 60.1 61.0 63.5 67.6 71.7 74.9 74.4 72.1 70.1 65.0 74.9 11
PENDLETON 62.8 62.6 62.6 62.5 62.4 62.6 62.6 62.9 63.5 64.8 66.1 66.4 67.0 66.8 66.7 64.2 67.0 12
Current Date: 5/8/2026 3:09 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 62.7 62.7 62.5 62.2 61.7 61.5 62.0 63.1 64.6 67.5 70.3 71.6 71.1 69.8 69.3 65.5 71.6 11
17 RELHUM % ALPINE 100 100 100 100 100 100 100 100 91 65 59 52 42 38 44 79 100 00
EL CAJON LES 89 90 91 91 92 91 91 87 80 72 58 48 44 47 51 75 92 04
KEARNY MESA 88 89 89 89 89 89 88 84 80 72 64 60 61 62 66 78 89 01
18 PRES mmHg EL CAJON LES 749 749 749 749 749 749 750 750 750 749 749 748 748 748 748 749 750 06
KEARNY MESA 750 750 750 750 750 750 750 751 750 750 750 749 749 749 749 750 751 07
19 SOLAR W/M2 EL CAJON LES 2 2 2 2 2 16 57 121 294 853 971 1027 1012 931 791 406 1027 11
KEARNY MESA 1 1 1 1 2 12 46 107 328 848 987 1036 1018 937 801 408 1036 11
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 1 4 8 18 47 53 56 54 50 41 22 56 11
25 NOY EL CAJON LES 3.20 2.88 2.98 3.25 3.33 C C 4.88 5.89 6.18 7.05 5.85 7.06 7.37 6.10 5.07 7.37 13
26 NOY-NO EL CAJON LES 3.09 2.86 2.94 3.21 3.28 C C 4.21 4.82 4.84 5.69 5.20 6.20 6.47 5.29 4.46 6.47 13
27 NO Trace EL CAJON LES .11 .02 .04 .03 .05 C C .66 1.06 1.33 1.36 .65 .85 .89 .80 .60 1.36 10
28 SO2 Tr PPB EL CAJON LES .0 .0 C C C .0 .0 .0 .0 .0 .0 .0 .1 .1 .1 .0 .1 12
29 CO Tr PPB EL CAJON LES 170.2 167.0 C C C 188.9 196.0 207.0 259.5 249.9 306.9 259.2 277.6 267.4 252.8 233.5 306.9 10
BCarbon ug/m3 10TH AVE MARIN < .29 .19 .23 < .42 .69 .83 .82 .81 < .86 < .43 < .56 .86 11
ALPINE .19 .17 .16 .16 .15 .25 .20 .18 .20 .28 .29 .33 < .24 < .22 .33 11
BOSTON AVE .40 .31 .33 .40 .27 .45 .56 .66 .70 .68 .85 .63 .40 .42 .27 .49 .85 10
CHICANO PARK .37 .25 .20 .26 .47 .51 .81 .68 .74 < < .59 < < .27 .47 .81 06
DOWNTOWN SE .46 < .28 < .36 .32 .37 .49 < .62 < < < .34 .25 .39 .62 09
OCEANVIEW BLV .40 < < < < .41 .51 .68 .70 < .68 < .55 .40 .30 .51 .70 08
OTAY MESA DVN .57 .69 .76 .73 .96 1.16 .53 .56 .55 .51 .62 .61 .52 .45 .31 .64 1.16 05
SAN YSIDRO .39 .50 .44 1.13 .30 .26 .36 < .33 < .46 .47 < < .18 .44 1.13 03
PM10 STD ALPINE 8.9 7.0 7.2 8.2 6.3 6.7 7.7 12.6 15.6 22.9 25.5 25.2 23.9 24.4 24.5 15.1 25.5 10
CARMEL MT RCH 19.1 20.8 21.6 22.1 22.9 23.1 21.5 19.2 20.5 23.1 23.4 22.2 25.8 24.2 20.2 21.9 25.8 12
CHULA VISTA 29.7 30.3 27.3 25.0 25.8 19.6 19.5 22.6 24.7 27.7 29.4 31.3 29.8 26.6 19.6 25.9 31.3 11
DOWNTOWN SE 32.6 27.5 25.1 26.7 25.4 27.3 58.4 45.9 62.4 34.9 30.8 36.5 27.7 27.4 20.0 33.9 62.4 08
EL CAJON LES 21.8 21.1 21.5 22.7 19.0 17.6 17.9 19.5 27.4 24.8 29.1 27.3 26.2 28.6 23.3 23.1 29.1 10
KEARNY MESA 20.7 20.4 23.9 25.2 24.1 25.5 26.5 25.1 26.9 39.6 36.5 35.2 32.0 25.8 21.0 27.2 39.6 09
OTAY MESA DVN 35.6 42.5 47.0 45.4 53.7 37.8 36.9 40.9 31.1 30.7 34.6 38.7 34.9 31.4 23.2 37.6 53.7 04
PENDLETON 17.3 15.3 16.5 17.5 15.7 16.1 16.2 13.6 15.1 16.9 16.2 16.8 16.5 18.6 16.8 16.3 18.6 13
SAN YSIDRO 33.8 33.2 33.2 34.7 29.2 25.8 23.7 28.1 27.6 31.2 33.8 36.7 36.9 26.0 23.1 30.4 36.9 12
RAINFALL EL CAJON LES .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 00