Current Date: 5/5/2026 3:09 PM
Daily Parameter Report
5/5/2026
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 .038 .038 C C .040 .042 .044 .046 .048 .046 .046 .043 .046 .047 .047 .043 .048 08
CHULA VISTA .038 .037 C C .039 .041 .042 .041 .041 .045 .044 .044 .044 .044 .044 .041 .045 09
DOWNTOWN SE .036 .037 C C .040 .041 .038 .038 C C C C C .039 .041 .038 .041 05
EL CAJON LES .033 .031 C C C .037 .038 .040 .040 .041 .041 .042 .043 .045 .045 .039 .045 13
KEARNY MESA .036 .036 .035 .031 .036 .032 .039 .039 .039 .043 .043 .044 .044 .045 .046 .039 .046 14
OTAY MESA DVN .036 .031 C C .037 .038 .043 .045 .045 .045 .044 .044 .045 .045 .045 .041 .045 07
PENDLETON .041 .041 C C .026 .033 .032 .036 .041 .042 .043 .042 .042 .042 .041 .038 .043 10
03 NO2 PPB ALPINE 1.2 1.2 C C 1.6 2.1 2.2 1.9 1.6 1.9 1.8 2.1 1.8 1.5 1.6 1.7 2.2 06
CARMEL MT RCH 4.5 2.6 C C 10.5 14.0 16.3 14.8 8.9 9.2 7.6 8.0 6.7 6.3 5.9 8.8 16.3 06
CHULA VISTA 1.2 1.3 C C 3.2 3.3 5.5 7.7 7.4 2.1 1.6 1.6 1.7 1.6 1.9 3.0 7.7 07
DOWNTOWN SE 3.0 2.1 C C 3.4 3.9 8.9 6.2 C C C C C 2.2 2.5 4.0 8.9 06
EL CAJON LES 1.2 1.1 C C C 3.2 4.0 2.4 1.9 3.2 2.1 1.1 1.1 1.0 1.1 1.9 4.0 06
KEARNY MESA .7 .8 1.6 3.9 3.2 5.6 4.3 2.4 2.7 1.1 .9 .9 .9 .9 1.0 2.0 5.6 05
OTAY MESA DVN 2.7 6.6 C C 2.8 2.8 3.0 3.5 2.7 2.2 1.3 1.2 1.3 1.3 1.5 2.5 6.6 01
PENDLETON .6 .7 C C 6.0 3.7 5.5 6.5 2.3 1.0 1.4 1.0 1.0 1.0 1.6 2.4 6.5 07
SAN YSIDRO 3.1 3.0 C C 8.4 9.0 4.0 4.0 3.1 3.6 2.7 2.3 2.6 3.0 2.8 3.9 9.0 05
06 CO PPM CARMEL MT RCH .1 .1 C C .3 .5 .3 .4 .3 .2 .2 .3 .3 .3 .3 .3 .5 05
SAN YSIDRO .1 .1 C C .3 .5 .2 .2 .2 .2 .2 .1 .2 .2 .2 .2 .5 05
07 H2S PPB IB CIVIC CTR .6 .6 .6 .5 .5 .5 .5 M M M M M 1.9 1.0 .6 .7 1.9 12
NESTOR - BES 4.2 7.7 12.3 16.1 .5 1.9 .6 .4 .4 .8 .5 .4 .4 .3 .3 3.1 16.1 03
SAN YSIDRO 5.8 9.6 3.6 3.6 18.6 6.6 .7 .6 .5 1.0 .9 .6 .6 .7 .6 3.6 18.6 04
10 INTMP °C ALPINE 26 26 26 26 26 26 25 25 25 25 25 25 25 25 26 25 26 00
CARMEL MT RCH 24 25 25 25 25 25 25 25 25 24 24 24 24 24 24 25 25 01
CHULA VISTA 25 24 25 25 25 25 25 25 25 24 24 24 24 24 24 25 25 00
DOWNTOWN SE 25 25 25 25 25 25 25 25 25 25 25 24 24 24 24 25 25 00
EL CAJON LES 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 00
KEARNY MESA 24 25 24 25 24 24 24 24 24 23 24 25 25 25 24 24 25 01
OTAY MESA DVN 27 26 27 27 27 26 26 26 26 27 27 26 26 26 26 26 27 00
PENDLETON 26 26 26 26 26 26 26 26 25 25 25 25 25 25 25 26 26 00
SAN YSIDRO 25 24 24 25 25 24 24 24 24 25 24 24 24 24 24 24 25 00
10 INTMP °C        IB CIVIC CTR 28 28 27 27 28 27 27 26 25 26 24 24 24 24 24 26 28 00
NESTOR - BES 26 26 26 27 26 26 26 25 25 25 25 24 24 24 25 25 27 03
11 PM2.5 µg/M3 ALPINE 1.8 1.3 1.1 .3 .9 1.3 .9 .8 1.3 M M M M 1.6 1.3 1.1 1.8 00
CARMEL MT RCH 2.4 1.5 2.1 3.0 3.6 5.7 5.8 5.0 2.8 3.0 2.4 2.3 1.9 2.2 2.3 3.0 5.8 06
CHULA VISTA 1.8 1.3 .9 1.2 1.5 1.7 1.9 1.9 2.6 2.7 3.0 2.9 3.1 2.5 2.7 2.1 3.1 12
DOWNTOWN SE 2.2 1.5 1.3 1.5 1.9 1.6 2.8 3.0 3.0 3.0 2.7 2.5 2.3 2.2 2.1 2.2 3.0 07
EL CAJON LES 2.0 1.7 1.1 1.6 1.6 1.3 1.4 1.5 1.6 2.3 2.3 1.7 1.9 1.9 1.5 1.6 2.3 09
KEARNY MESA 1.6 1.0 1.8 1.7 1.8 2.0 2.5 2.1 2.6 2.3 2.0 2.2 2.1 1.7 1.5 1.9 2.6 08
Current Date: 5/5/2026 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 2.2 3.6 2.8 1.2 1.7 1.3 1.7 1.9 1.9 M M M 1.8 1.8 1.4 1.9 3.6 01
PENDLETON 1.2 1.3 2.3 2.4 2.7 2.9 2.6 3.3 3.1 2.7 2.7 2.6 M M 3.6 2.5 3.6 14
SAN YSIDRO 2.9 2.6 2.0 2.3 3.4 2.9 2.6 2.4 2.4 3.0 3.0 2.7 2.8 2.5 2.5 2.6 3.4 04
12 VWDR ° ALPINE 168 155 168 240 279 272 276 245 233 251 281 277 261 261 269 0 281 10
CHULA VISTA 250 243 269 277 288 287 328 331 280 261 260 258 265 270 269 0 331 07
DOWNTOWN SE 221 223 270 258 301 266 321 359 268 265 271 264 264 265 258 0 359 07
EL CAJON LES 162 182 205 255 267 281 239 155 109 37 278 275 262 268 282 0 282 14
KEARNY MESA 195 224 250 271 299 251 297 341 286 286 293 290 284 279 276 0 341 07
OTAY MESA DVN 119 161 255 208 247 254 306 344 325 274 271 272 274 278 277 0 344 07
PENDLETON 246 244 278 2 331 315 318 303 269 249 255 248 250 253 252 0 331 04
13 SIGTHETA ° ALPINE 14 9 25 24 25 26 27 34 35 29 29 26 28 29 30 26 35 08
CHULA VISTA 20 20 21 26 35 19 23 23 52 20 19 19 23 22 22 24 52 08
DOWNTOWN SE 40 19 26 21 25 24 26 64 28 23 25 24 27 30 27 29 64 07
EL CAJON LES 17 22 24 24 20 28 22 31 31 46 41 23 26 22 25 27 46 09
KEARNY MESA 17 11 10 14 14 23 17 29 17 13 13 15 16 17 17 16 29 07
OTAY MESA DVN 16 40 11 22 24 52 18 26 26 16 15 15 18 16 16 22 52 05
PENDLETON 20 14 14 14 11 12 15 18 20 10 11 10 10 9 9 13 20 00
14 VWSP MPH ALPINE 4.6 5.6 2.7 4.1 4.0 4.1 3.2 3.7 2.6 3.7 3.2 4.6 5.4 6.1 6.5 .0 6.5 14
CHULA VISTA 2.8 3.0 2.6 2.6 1.5 4.5 3.6 3.6 3.4 7.1 9.3 9.9 9.4 9.8 9.4 .0 9.9 11
DOWNTOWN SE 2.1 3.8 2.8 2.7 3.3 4.4 2.9 .4 4.6 6.4 7.1 8.4 7.3 7.1 7.2 .0 8.4 11
EL CAJON LES 5.1 2.6 3.2 2.6 2.7 2.6 3.9 1.6 2.8 2.2 2.6 6.5 7.5 8.5 8.2 .0 8.5 13
KEARNY MESA 6.5 5.1 4.7 3.4 4.3 1.2 4.9 3.0 6.0 12.3 12.9 13.2 12.6 12.2 12.3 .0 13.2 11
OTAY MESA DVN 3.6 1.7 5.4 2.1 2.4 1.0 6.3 4.4 3.9 8.6 10.5 11.5 12.1 12.5 11.9 .0 12.5 13
PENDLETON 4.5 6.0 5.4 4.5 5.5 5.5 6.1 4.1 4.4 9.4 8.8 9.3 11.2 11.2 13.1 .0 13.1 14
15 SWSP MPH ALPINE 4.8 5.7 3.5 4.7 4.3 4.6 3.5 4.2 3.2 4.2 3.8 5.1 6.1 6.9 7.2 4.8 7.2 14
CHULA VISTA 3.0 3.2 2.9 3.0 1.7 4.9 4.2 3.9 4.1 7.6 9.8 10.4 10.2 10.6 10.1 6.0 10.6 13
DOWNTOWN SE 2.5 4.2 3.1 3.0 3.6 4.8 3.2 2.1 5.1 7.0 7.8 9.2 8.2 8.0 8.2 5.3 9.2 11
EL CAJON LES 5.4 3.3 3.6 2.9 2.9 3.0 4.3 2.1 3.3 2.8 5.1 7.2 8.4 9.2 8.9 4.8 9.2 13
KEARNY MESA 6.8 5.5 4.8 3.6 4.7 1.7 5.7 3.7 6.2 12.7 13.4 13.7 13.1 12.8 12.9 8.1 13.7 11
OTAY MESA DVN 4.0 2.6 5.5 2.4 4.6 2.0 7.3 4.9 4.6 8.9 10.8 12.0 12.7 13.1 12.4 7.2 13.1 13
PENDLETON 4.9 6.3 6.4 4.8 5.8 5.7 6.3 4.3 4.7 9.5 8.9 9.5 11.3 11.3 13.2 7.5 13.2 14
16 AMBTEMP °F ALPINE 49.6 48.3 49.2 50.1 49.9 49.5 49.2 48.7 49.4 50.8 51.6 53.9 56.5 57.8 58.2 51.5 58.2 14
CARMEL MT RCH 56.4 55.1 54.9 54.9 54.7 55.0 55.2 56.3 58.2 59.6 61.6 63.8 64.7 65.7 65.5 58.8 65.7 13
CHULA VISTA 57.3 57.6 58.0 58.0 57.3 57.2 56.4 58.8 60.8 62.5 64.3 65.1 65.5 65.4 65.4 60.6 65.5 12
DOWNTOWN SE 56.0 57.0 57.2 56.9 57.3 56.5 56.0 58.4 60.9 62.7 64.6 65.9 66.7 66.7 66.5 60.6 66.7 12
EL CAJON LES 55.4 55.5 56.0 56.7 56.7 56.7 55.8 55.7 57.5 58.5 61.3 64.0 65.5 66.1 66.1 59.2 66.1 13
KEARNY MESA 56.8 56.2 56.8 56.8 55.7 55.8 55.6 58.4 59.5 62.0 63.7 64.7 65.2 65.6 65.7 59.9 65.7 14
OTAY MESA DVN 55.4 56.1 55.6 55.4 55.4 55.3 54.5 55.9 57.8 59.4 61.4 63.4 65.3 65.1 64.9 58.7 65.3 12
PENDLETON 59.5 59.4 59.6 58.3 57.7 58.1 59.4 60.7 61.6 63.0 64.1 64.5 65.3 65.5 65.2 61.5 65.5 13
Current Date: 5/5/2026 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 58.5 58.3 58.3 58.5 58.0 57.9 57.8 60.9 62.5 63.4 64.7 65.9 67.0 67.0 67.0 61.7 67.0 12
17 RELHUM % ALPINE 97 100 100 100 100 100 100 100 100 96 90 80 65 59 56 90 100 01
EL CAJON LES 98 100 100 97 96 92 94 95 90 86 72 53 49 49 46 81 100 01
KEARNY MESA 96 97 97 95 95 95 94 90 83 68 60 57 56 51 47 79 97 01
18 PRES mmHg EL CAJON LES 748 748 748 748 748 748 748 749 749 749 749 749 749 749 749 749 749 07
KEARNY MESA 749 749 748 748 748 749 749 749 750 750 750 750 750 750 750 749 750 08
19 SOLAR W/M2 EL CAJON LES 2 2 2 2 2 30 69 242 180 172 418 462 773 621 443 228 773 12
KEARNY MESA 1 1 1 1 2 46 85 249 196 603 776 884 858 955 833 366 955 13
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 2 4 16 12 12 28 29 45 38 27 14 45 12
25 NOY EL CAJON LES .94 .76 .80 1.68 1.83 C C 2.22 1.91 3.14 2.60 1.42 1.47 1.41 1.41 1.66 3.14 09
26 NOY-NO EL CAJON LES .93 .74 .74 1.60 1.77 C C 1.82 1.65 2.69 1.98 1.08 1.10 1.05 1.10 1.40 2.69 09
27 NO Trace EL CAJON LES .00 .02 .05 .08 .05 C C .40 .26 .44 .62 .33 .36 .36 .30 .25 .62 10
28 SO2 Tr PPB EL CAJON LES .0 .0 C C C .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 00
29 CO Tr PPB EL CAJON LES 119.6 119.5 C C C 160.8 170.5 152.4 139.0 165.5 154.4 127.8 125.3 118.9 118.4 139.3 170.5 06
BCarbon ug/m3 10TH AVE MARIN .02 .04 < .02 .06 .09 .43 .38 .14 < .10 .08 .06 .10 .07 .12 .43 06
ALPINE .03 .04 < .01 .01 .03 .05 .03 .04 .03 .04 .06 .04 .03 .03 .03 .06 11
BOSTON AVE .05 .08 .25 .15 .30 .20 .42 .35 .24 .20 .15 .16 .17 .18 .12 .20 .42 06
CHICANO PARK .55 < .06 .25 .09 .08 .32 .26 < .15 .14 .08 .13 .11 .09 .18 .55 00
DOWNTOWN SE .18 < .02 .04 .07 .09 .25 .13 .13 .05 .05 .05 .05 .05 .06 .09 .25 06
OCEANVIEW BLV .05 < .07 .14 .17 .19 < .14 .17 .09 .09 .07 .09 < .10 .11 .19 05
OTAY MESA DVN .14 .39 .12 < .08 .04 .05 < < < .02 < .02 .02 < .10 .39 01
SAN YSIDRO .05 .04 < .10 < .27 < .08 .06 .07 .06 < .06 .06 .06 .08 .27 05
PM10 STD ALPINE 3.8 3.0 2.7 .7 .9 1.7 1.8 1.8 2.9 M M M M 4.2 4.6 2.5 4.6 14
CARMEL MT RCH 6.3 3.8 5.5 8.0 9.2 18.3 16.3 16.8 8.6 11.9 10.7 8.7 6.0 9.1 12.3 10.1 18.3 05
CHULA VISTA 4.7 3.2 2.3 3.4 3.8 4.4 4.4 4.7 6.5 6.7 7.2 7.7 7.9 6.8 6.8 5.3 7.9 12
DOWNTOWN SE 4.8 3.4 3.0 3.6 5.1 3.8 7.0 8.3 8.2 8.9 7.4 8.2 6.9 7.6 6.2 6.1 8.9 09
EL CAJON LES 4.1 3.4 3.0 2.9 3.6 3.2 3.7 3.5 3.8 5.2 6.0 5.2 5.2 5.3 4.9 4.2 6.0 10
KEARNY MESA 4.4 3.3 4.5 5.3 4.7 5.9 6.9 5.7 6.8 7.4 6.7 7.8 6.2 5.4 5.1 5.7 7.8 11
OTAY MESA DVN 4.5 7.6 6.9 3.8 4.1 4.2 4.4 5.2 4.3 M M M 7.1 6.2 6.4 5.3 7.6 01
PENDLETON 4.1 4.1 8.3 8.0 7.9 9.9 7.8 13.1 10.9 8.6 8.3 7.6 M M 20.5 9.1 20.5 14
SAN YSIDRO 10.1 9.3 6.1 6.6 10.0 9.3 6.7 8.2 6.2 9.0 8.5 7.6 8.5 8.2 7.5 8.1 10.1 00
RAINFALL EL CAJON LES .05 .01 .00 .00 .00 .00 .10 .00 .01 .01 .00 .00 .01 .00 .00 .01 .10 06