Current Date: 5/3/2026 12:09 PM
Daily Parameter Report
5/3/2026
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 .039 C C .041 .041 .042 .043 .043 .040 .041 .044 .047 .042 .047 11
CHULA VISTA .047 C C .043 .042 .042 .041 .041 .043 .048 .049 .047 .044 .049 10
DOWNTOWN SE .043 C C .043 .042 .041 .042 .045 .043 .044 .045 .044 .043 .045 07
EL CAJON LES .043 C C C .042 .041 .041 .040 .041 .043 .045 .047 .042 .047 11
KEARNY MESA .046 .045 .044 .044 .044 .044 .046 .046 .047 .048 .049 .049 .046 .049 10
OTAY MESA DVN .044 C C .043 .039 .038 .038 .040 .042 .045 .050 .050 .042 .050 10
PENDLETON .047 C C .043 .041 .042 .043 .044 .044 .046 .047 .048 .044 .048 11
03 NO2 PPB ALPINE 3.3 C C 1.7 1.9 2.0 1.7 1.6 1.8 1.8 1.9 2.0 1.9 3.3 00
CARMEL MT RCH 1.6 C C 2.4 3.6 5.0 6.8 5.4 4.5 7.5 5.5 5.1 4.7 7.5 09
CHULA VISTA 1.0 C C 1.4 1.8 2.4 3.3 4.3 3.6 2.4 1.6 1.3 2.3 4.3 07
DOWNTOWN SE 2.4 C C 1.7 2.4 3.4 3.1 2.4 5.3 5.6 2.4 2.3 3.1 5.6 09
EL CAJON LES 1.7 C C C 1.3 1.7 1.4 1.3 1.3 1.1 1.2 1.3 1.3 1.7 00
KEARNY MESA 1.4 1.1 1.0 .5 .9 1.0 .7 .6 1.5 1.4 .8 .5 .9 1.5 08
OTAY MESA DVN 1.6 C C 1.3 1.7 1.8 1.7 1.5 1.8 1.9 1.9 1.3 1.6 1.9 09
PENDLETON 1.2 C C .9 1.1 1.2 1.2 1.1 1.1 1.0 .9 .9 1.0 1.2 00
SAN YSIDRO 3.9 C C 2.9 3.3 4.8 6.2 3.7 3.5 2.8 2.6 2.0 3.5 6.2 06
06 CO PPM CARMEL MT RCH .2 C C .2 .2 .3 .3 .3 .2 .3 .4 .4 .3 .4 10
SAN YSIDRO .2 C C .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 00
07 H2S PPB IB CIVIC CTR 1.4 1.4 .9 .5 .5 .6 .5 .4 .4 .4 .5 .5 .6 1.4 00
NESTOR - BES 35.6 14.2 7.3 .6 .6 .5 .4 .4 .4 .4 .4 .4 5.1 35.6 00
SAN YSIDRO 2.7 7.1 12.1 12.0 13.3 23.4 10.9 2.8 .9 2.2 1.4 1.1 7.4 23.4 05
10 INTMP °C ALPINE 27 27 26 27 27 27 27 27 27 27 26 26 27 27 00
CARMEL MT RCH 24 25 25 25 25 24 24 24 24 24 24 24 24 25 01
CHULA VISTA 24 24 25 24 25 24 24 24 24 24 24 24 24 25 02
DOWNTOWN SE 24 24 25 24 25 25 25 25 25 25 24 24 25 25 02
EL CAJON LES 26 26 26 26 26 26 26 26 26 26 26 26 26 26 00
KEARNY MESA 24 24 24 24 24 25 24 24 24 25 25 25 24 25 05
OTAY MESA DVN 27 27 27 27 27 27 27 27 27 27 26 26 27 27 00
PENDLETON 26 26 26 26 26 26 26 26 26 25 25 25 26 26 00
SAN YSIDRO 25 25 25 25 25 25 25 24 24 24 24 24 25 25 00
10 INTMP °C        IB CIVIC CTR 26 26 26 26 26 26 26 26 25 25 25 25 26 26 00
NESTOR - BES 26 26 26 26 26 26 26 25 25 25 25 25 26 26 00
11 PM2.5 µg/M3 ALPINE 11.8 12.2 9.7 5.2 4.7 4.8 3.1 2.4 3.3 3.8 4.6 5.3 5.9 12.2 01
CARMEL MT RCH 8.9 8.7 7.7 6.5 6.1 6.3 6.9 6.7 6.6 6.7 6.6 6.4 7.0 8.9 00
CHULA VISTA 6.7 6.6 6.7 6.7 6.6 6.5 6.6 6.9 7.4 7.7 7.5 6.1 6.8 7.7 09
DOWNTOWN SE 7.9 7.5 7.5 7.3 7.3 7.3 7.3 6.8 7.3 7.7 7.1 6.2 7.2 7.9 00
EL CAJON LES 10.0 9.9 10.0 8.1 6.9 6.5 6.6 6.5 6.6 6.8 6.9 6.9 7.6 10.0 00
KEARNY MESA 7.5 7.1 6.7 6.4 6.5 6.5 6.4 6.3 6.7 7.0 6.6 5.9 6.6 7.5 00
Current Date: 5/3/2026 12:09 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 8.3 9.1 9.2 8.2 7.0 6.7 6.9 7.1 7.3 7.4 7.8 7.0 7.6 9.2 02
PENDLETON 7.4 6.2 6.5 6.8 6.2 6.3 6.0 5.9 5.8 5.6 5.2 5.1 6.0 7.4 00
SAN YSIDRO 7.6 7.8 7.9 8.2 7.6 7.7 8.3 8.6 8.0 8.8 8.2 7.3 8.0 8.8 09
12 VWDR ° ALPINE 224 269 285 312 276 257 287 276 212 286 260 237 0 312 03
CHULA VISTA 235 289 282 302 335 344 339 257 247 258 272 276 0 344 05
DOWNTOWN SE 234 314 318 324 329 330 313 316 245 245 278 274 0 330 05
EL CAJON LES 200 159 243 321 289 326 53 84 80 175 250 270 0 326 05
KEARNY MESA 42 288 278 306 323 312 326 320 265 279 280 287 0 326 06
OTAY MESA DVN 280 139 278 272 265 317 348 354 263 280 270 273 0 354 07
PENDLETON 182 236 250 258 312 306 263 275 268 277 284 279 0 312 04
13 SIGTHETA ° ALPINE 55 41 42 22 28 26 24 32 31 27 32 31 33 55 00
CHULA VISTA 33 33 16 18 19 23 27 39 51 25 21 19 27 51 08
DOWNTOWN SE 41 25 27 20 18 24 31 41 45 25 26 26 29 45 08
EL CAJON LES 26 29 39 17 22 22 21 32 69 34 51 24 32 69 08
KEARNY MESA 35 16 12 10 10 10 11 58 62 33 18 16 24 62 08
OTAY MESA DVN 39 33 14 11 9 16 11 43 72 41 29 14 28 72 08
PENDLETON 23 11 13 16 15 14 19 21 22 18 17 17 17 23 00
14 VWSP MPH ALPINE .7 1.5 1.4 2.5 2.1 2.5 3.1 1.7 2.1 3.1 3.8 4.7 .0 4.7 11
CHULA VISTA 1.3 2.5 4.6 4.1 3.0 2.5 2.8 1.4 2.5 4.8 7.8 9.4 .0 9.4 11
DOWNTOWN SE 1.1 3.0 3.7 4.7 4.6 3.3 2.4 2.5 3.7 4.6 7.2 6.7 .0 7.2 10
EL CAJON LES 2.5 2.1 1.6 3.6 3.2 3.7 2.2 2.5 .6 1.8 2.3 7.3 .0 7.3 11
KEARNY MESA 1.1 3.9 4.8 4.8 4.2 6.0 6.1 2.1 1.6 4.7 9.7 9.8 .0 9.8 11
OTAY MESA DVN 1.1 .2 3.4 5.2 4.4 3.4 3.4 2.0 .7 3.4 6.4 11.5 .0 11.5 11
PENDLETON 2.4 5.6 7.0 7.0 4.5 4.6 2.2 2.4 3.1 4.0 4.6 5.0 .0 7.0 02
15 SWSP MPH ALPINE 1.6 2.0 1.9 2.7 2.5 2.8 3.3 2.1 2.8 3.4 4.4 5.4 2.9 5.4 11
CHULA VISTA 2.0 2.7 4.7 4.4 3.2 2.7 3.1 2.0 3.5 5.3 8.3 9.9 4.3 9.9 11
DOWNTOWN SE 2.6 3.4 4.0 5.0 4.8 3.6 2.8 2.8 4.7 5.2 7.9 7.4 4.5 7.9 10
EL CAJON LES 2.8 2.4 2.6 3.8 3.5 4.0 3.1 2.9 1.9 2.9 3.3 7.9 3.4 7.9 11
KEARNY MESA 1.3 4.1 5.0 5.0 4.3 6.1 6.3 3.1 2.9 6.0 10.3 10.4 5.4 10.4 11
OTAY MESA DVN 2.0 1.9 3.6 5.4 4.5 3.7 3.5 2.5 2.3 4.3 7.2 11.9 4.4 11.9 11
PENDLETON 2.9 5.7 7.2 7.2 4.7 4.7 2.4 2.6 3.3 4.2 4.8 5.2 4.6 7.2 02
16 AMBTEMP °F ALPINE 54.5 54.2 54.0 53.6 53.5 53.3 52.9 52.7 54.1 55.0 59.1 61.8 54.9 61.8 11
CARMEL MT RCH 59.6 59.4 59.1 58.0 57.2 58.1 58.7 60.5 63.2 65.3 65.1 64.8 60.8 65.3 09
CHULA VISTA 62.3 62.3 62.0 61.7 61.4 62.0 62.5 63.2 64.9 66.0 66.8 66.2 63.4 66.8 10
DOWNTOWN SE 61.8 61.8 61.5 61.0 61.2 61.5 62.2 63.4 65.3 66.7 67.3 66.5 63.4 67.3 10
EL CAJON LES 60.9 60.6 60.9 61.3 60.4 59.3 58.9 60.1 63.2 65.7 68.4 67.8 62.3 68.4 10
KEARNY MESA 61.3 61.1 60.9 60.2 60.3 60.9 61.7 62.9 64.9 66.4 66.2 65.4 62.7 66.4 09
OTAY MESA DVN 59.0 59.0 59.2 59.3 57.8 57.6 57.9 60.0 62.5 65.1 66.8 65.7 60.8 66.8 10
PENDLETON 62.4 62.4 62.4 61.4 60.8 60.9 61.3 62.0 63.2 64.4 65.0 65.7 62.7 65.7 11
Current Date: 5/3/2026 12:09 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 62.5 62.5 62.2 61.6 61.5 61.7 62.7 63.8 65.8 68.0 68.3 67.4 64.0 68.3 10
17 RELHUM % ALPINE 100 100 100 100 100 100 100 100 100 100 85 71 96 100 00
EL CAJON LES 87 87 86 83 89 93 91 88 77 69 62 58 81 93 05
KEARNY MESA 83 84 84 86 83 80 77 72 67 66 65 64 76 86 03
18 PRES mmHg EL CAJON LES 747 747 747 747 747 748 748 748 748 748 748 748 748 748 05
KEARNY MESA 748 748 748 748 748 748 749 749 749 749 749 749 749 749 06
19 SOLAR W/M2 EL CAJON LES 2 2 2 2 1 10 50 183 360 438 455 323 152 455 10
KEARNY MESA 2 2 2 1 2 14 86 233 339 573 390 391 170 573 09
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 1 4 12 23 28 29 22 10 29 10
25 NOY EL CAJON LES 2.65 2.48 2.34 1.88 C C 1.93 2.01 2.29 2.17 2.44 2.35 2.25 2.65 00
26 NOY-NO EL CAJON LES 2.59 2.45 2.32 1.86 C C 1.86 1.85 2.02 1.94 2.14 1.99 2.10 2.59 00
27 NO Trace EL CAJON LES .06 .03 .02 .01 C C .07 .15 .27 .22 .29 .35 .14 .35 11
28 SO2 Tr PPB EL CAJON LES .0 C C C .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 00
29 CO Tr PPB EL CAJON LES 187.3 C C C 134.3 143.8 140.0 141.3 147.9 149.2 164.3 151.7 151.0 187.3 00
BCarbon ug/m3 10TH AVE MARIN .09 .11 .10 .12 .11 .38 .22 .20 < .20 .20 .12 .17 .38 05
ALPINE .21 < < .09 .11 .12 .07 .03 .06 < .08 .12 .10 .21 00
BOSTON AVE .30 .35 .17 .14 .13 .16 .22 .15 .35 .40 .15 .18 .23 .40 09
CHICANO PARK .51 < .07 .08 .11 .14 .14 .13 .22 < .13 .11 .16 .51 00
DOWNTOWN SE < < < .08 < < .09 .10 .22 .25 .11 < .14 .25 09
OCEANVIEW BLV .19 < .12 .08 .09 .10 .10 < .16 .23 .13 .11 .13 .23 09
OTAY MESA DVN .13 < .13 .13 < .08 .06 .06 .07 .10 .14 .10 .10 .14 10
SAN YSIDRO .09 .12 .12 .12 .09 .13 < < .14 .11 .12 .10 .11 .14 08
PM10 STD ALPINE 17.6 18.3 13.2 7.2 6.4 6.8 4.5 3.2 5.6 7.5 9.0 10.0 9.1 18.3 01
CARMEL MT RCH 16.8 16.4 16.1 15.0 13.8 15.1 17.0 16.9 15.9 16.2 16.0 18.3 16.1 18.3 11
CHULA VISTA 15.2 15.2 16.9 17.2 15.9 16.6 15.8 17.5 19.4 18.5 16.7 14.9 16.6 19.4 08
DOWNTOWN SE 17.6 18.4 18.8 17.5 18.2 18.2 17.7 16.3 18.7 19.5 18.1 15.6 17.8 19.5 09
EL CAJON LES 19.6 19.8 19.6 17.5 15.6 14.7 15.6 15.5 14.8 16.1 16.5 17.3 16.8 19.8 01
KEARNY MESA 15.6 17.5 16.5 15.7 15.5 15.4 15.4 16.5 16.7 17.7 17.6 15.4 16.2 17.7 09
OTAY MESA DVN 17.1 23.1 20.7 17.9 16.1 14.7 15.6 16.6 17.8 17.6 19.4 18.7 17.9 23.1 01
PENDLETON 16.6 14.4 16.5 17.3 14.7 17.2 15.6 14.8 14.2 14.5 14.1 14.2 15.3 17.3 03
SAN YSIDRO 19.0 20.2 21.5 22.0 20.3 21.9 36.8 43.6 20.3 22.8 21.9 19.8 24.1 43.6 07
RAINFALL EL CAJON LES .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 00