Current Date: 4/26/2026 7:09 PM
Daily Parameter Report
4/26/2026
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 .045 C C .044 .044 .044 .044 .045 .045 .046 .049 .050 .051 .051 .052 .051 .048 .047 .047 .047 .052 14
CHULA VISTA .045 C C .046 .045 .045 .046 .047 .047 .049 .050 .049 .048 .048 .047 .046 .047 .047 .049 .047 .050 10
DOWNTOWN SE .044 C C .045 .045 .041 .040 .043 .044 .046 .046 .045 .045 .045 .045 .044 .041 .045 .046 .044 .046 09
EL CAJON LES .033 C C C .037 .040 .040 .040 .043 .046 .048 .049 .048 .049 .049 .048 .047 .047 .046 .044 .049 11
KEARNY MESA .032 C C .037 .039 .041 .040 .043 .045 .049 .049 .050 .050 .049 .049 .048 .048 .049 .045 .044 .050 11
OTAY MESA DVN .042 C C .038 .035 .037 .039 .043 .045 .047 .051 .050 .049 .049 .048 .048 .047 .047 .044 .044 .051 10
PENDLETON .047 C C .046 .046 .045 .041 .041 .046 .048 .050 .049 .048 .048 .049 .049 .048 .048 .048 .046 .050 10
03 NO2 PPB ALPINE 1.8 C C 1.3 1.4 1.7 1.7 1.8 1.9 1.7 1.5 1.5 1.3 1.3 1.3 1.5 1.4 1.4 1.8 1.5 1.9 08
CARMEL MT RCH 4.4 C C 2.8 6.9 6.5 5.7 4.1 4.5 4.5 3.8 4.8 4.1 4.3 4.8 4.3 4.5 5.3 7.2 4.8 7.2 18
CHULA VISTA 1.4 C C 1.1 1.9 2.0 1.3 1.3 1.3 1.6 1.5 1.4 1.5 1.3 1.3 1.4 1.8 2.2 1.6 1.5 2.2 17
DOWNTOWN SE 2.3 C C 1.8 2.3 4.5 5.5 2.1 2.1 3.1 2.8 2.5 1.9 1.7 1.8 3.6 6.9 4.4 4.3 3.1 6.9 16
EL CAJON LES 2.4 C C C 1.3 1.6 1.5 2.0 1.3 1.0 .8 .7 .7 .7 .7 .9 1.0 1.1 2.0 1.2 2.4 00
KEARNY MESA 4.6 C C 2.7 2.3 2.3 2.3 1.5 1.0 .7 .8 .8 .9 .9 .8 .8 1.0 1.2 2.9 1.6 4.6 00
OTAY MESA DVN 2.2 C C 2.4 3.7 3.1 2.4 1.4 1.1 1.2 1.2 1.1 1.0 1.0 1.1 1.1 1.2 1.4 2.5 1.7 3.7 04
PENDLETON .8 C C .6 .7 1.0 2.0 1.8 .9 .9 .7 .7 .8 .8 .7 .6 .6 .6 .7 .8 2.0 06
SAN YSIDRO 2.4 C C 3.9 5.2 6.5 5.6 3.6 2.3 2.3 1.9 2.4 1.8 1.9 2.0 2.5 2.2 3.5 6.9 3.3 6.9 18
06 CO PPM CARMEL MT RCH .2 C C .2 .2 .3 .3 .3 .3 .3 .3 .3 .3 .3 .4 .4 .3 .4 .4 .3 .4 14
SAN YSIDRO .2 C C .2 .2 .3 .2 .2 .2 .1 .2 .2 .2 .2 .2 .2 .2 .2 .3 .2 .3 05
07 H2S PPB IB CIVIC CTR .5 .7 .6 .5 .5 .5 .4 .4 .4 .4 .4 .4 .4 .4 .4 .4 .5 .4 .4 .4 .7 01
NESTOR - BES 2.4 9.4 5.0 .4 1.1 .3 .4 .3 .3 .3 .3 .3 .3 .3 .3 .3 .3 .3 .3 1.1 9.4 01
SAN YSIDRO 2.6 4.3 4.7 5.4 6.2 11.7 10.8 3.6 1.0 .5 .4 .5 .6 .5 .5 .5 .6 .9 3.7 3.1 11.7 05
10 INTMP °C ALPINE 26 26 26 26 25 25 25 25 25 25 25 25 25 25 26 26 26 26 27 26 27 18
CARMEL MT RCH 25 25 25 25 25 25 25 25 24 24 24 24 24 24 24 24 24 24 24 24 25 00
CHULA VISTA 25 25 25 24 25 24 25 25 24 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 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 25 25 26 26 00
KEARNY MESA 23 24 24 23 25 24 24 24 24 24 24 24 25 25 24 25 25 24 24 24 25 04
OTAY MESA DVN 27 28 28 29 29 28 28 28 28 28 28 28 28 28 27 27 27 27 27 28 29 03
PENDLETON 26 26 26 26 26 26 25 26 26 25 25 25 25 25 25 25 25 25 26 25 26 00
SAN YSIDRO 24 24 25 24 24 24 23 23 24 24 25 24 24 24 24 24 24 24 24 24 25 02
10 INTMP °C        IB CIVIC CTR 27 27 27 28 28 28 27 26 25 25 24 24 24 24 25 25 25 26 26 26 28 03
NESTOR - BES 26 26 26 27 27 26 26 26 25 25 25 24 24 24 24 25 25 25 26 25 27 03
11 PM2.5 µg/M3 ALPINE 4.4 3.2 3.0 3.1 3.5 3.3 3.2 2.6 2.6 2.0 2.0 2.1 1.9 2.3 2.5 2.8 1.9 1.6 2.1 2.6 4.4 00
CARMEL MT RCH 5.2 4.8 3.7 3.4 4.2 3.7 2.9 2.4 4.2 2.7 2.3 2.8 3.3 3.2 2.9 2.5 2.7 3.0 3.2 3.3 5.2 00
CHULA VISTA 3.9 3.1 3.0 3.7 3.6 3.4 2.9 2.8 2.3 2.2 2.7 2.7 2.6 2.2 2.4 2.5 2.7 2.5 2.6 2.8 3.9 00
DOWNTOWN SE 4.5 3.3 3.5 4.0 3.8 3.4 3.6 3.0 2.6 2.8 3.0 2.8 2.7 2.6 2.7 2.7 2.9 2.9 3.2 3.1 4.5 00
EL CAJON LES 5.2 3.7 3.5 3.3 3.7 3.3 3.3 3.1 2.4 1.9 2.4 2.1 2.1 2.5 2.7 2.6 2.2 2.5 2.8 2.9 5.2 00
KEARNY MESA 4.8 3.6 3.3 3.7 4.0 3.6 3.5 2.8 2.4 2.5 2.8 2.7 2.8 2.7 2.6 2.4 2.6 2.8 3.0 3.0 4.8 00
Current Date: 4/26/2026 7:09 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 4.4 4.0 4.9 3.5 4.1 3.9 3.6 3.2 2.4 2.0 2.0 2.5 1.6 1.6 1.8 2.3 2.4 2.2 2.1 2.8 4.9 02
PENDLETON 4.3 4.2 3.5 3.4 3.4 4.3 2.9 2.7 2.9 3.1 3.1 3.3 3.3 3.4 3.3 3.3 3.4 3.4 4.0 3.4 4.3 00
SAN YSIDRO 5.1 5.0 3.8 3.8 4.3 4.5 5.0 3.6 2.6 2.5 3.2 3.2 2.6 2.7 2.6 2.7 2.8 2.7 2.9 3.4 5.1 00
12 VWDR ° ALPINE 231 231 226 244 242 252 229 238 251 268 274 274 274 274 272 280 294 288 283 0 294 16
CHULA VISTA 265 245 251 269 257 278 258 271 270 280 277 266 270 265 265 265 268 274 284 0 284 18
DOWNTOWN SE 231 233 256 254 257 240 245 248 261 280 283 257 259 257 250 246 269 287 302 0 302 18
EL CAJON LES 179 201 169 238 201 220 198 230 247 262 285 280 262 278 277 280 274 285 272 0 285 10
KEARNY MESA 211 239 263 254 255 239 257 263 279 285 286 285 276 288 281 291 295 293 284 0 295 16
OTAY MESA DVN 237 227 194 231 233 256 300 269 273 273 271 276 270 269 272 283 271 268 277 0 300 06
PENDLETON 240 251 244 250 250 283 351 316 297 277 283 271 255 248 252 254 253 249 255 0 351 06
13 SIGTHETA ° ALPINE 29 24 26 34 32 30 22 26 29 27 25 27 28 27 27 24 23 23 19 26 34 03
CHULA VISTA 19 19 19 17 21 25 19 21 21 23 23 20 23 23 21 21 20 20 18 21 25 05
DOWNTOWN SE 25 23 23 22 21 22 22 25 25 28 27 29 34 30 26 27 29 31 25 26 34 12
EL CAJON LES 22 21 23 22 15 16 19 26 23 22 21 25 26 23 22 22 21 21 19 22 26 07
KEARNY MESA 28 11 9 8 9 11 16 11 12 12 12 18 20 18 15 13 14 11 8 13 28 00
OTAY MESA DVN 43 23 24 23 33 14 44 25 14 14 15 16 20 14 15 12 14 10 9 20 44 06
PENDLETON 10 12 9 7 8 26 29 21 15 17 17 16 13 11 10 11 12 10 12 14 29 06
14 VWSP MPH ALPINE 3.5 5.2 5.4 5.0 4.2 4.4 4.1 5.1 5.3 6.5 8.0 7.4 7.0 7.5 7.4 7.9 6.2 5.7 5.1 .0 8.0 10
CHULA VISTA 5.6 4.2 5.7 6.3 6.3 3.8 5.4 6.6 7.9 9.1 9.3 9.4 9.2 8.8 8.4 8.4 8.4 7.3 5.9 .0 9.4 11
DOWNTOWN SE 4.0 3.7 5.3 4.9 5.6 3.5 4.5 5.3 6.3 6.6 7.7 7.2 6.9 7.3 7.2 7.1 6.1 4.8 5.0 .0 7.7 10
EL CAJON LES 2.9 3.2 3.1 2.8 3.6 5.0 3.7 4.5 6.6 7.8 9.2 9.0 7.4 8.1 8.4 7.7 7.8 6.9 5.2 .0 9.2 10
KEARNY MESA 4.0 7.0 7.2 6.3 6.4 5.5 6.7 9.0 12.0 14.4 14.6 12.6 11.3 11.3 12.3 12.3 10.5 9.1 6.1 .0 14.6 10
OTAY MESA DVN 3.8 2.2 3.0 2.9 2.3 3.6 1.9 5.2 9.2 11.2 12.8 11.6 11.7 12.3 12.6 12.2 11.4 11.0 7.1 .0 12.8 10
PENDLETON 12.6 10.7 11.9 16.4 15.4 6.5 3.6 3.7 4.9 6.2 6.0 5.8 8.1 8.6 9.8 9.6 7.6 8.1 6.9 .0 16.4 03
15 SWSP MPH ALPINE 3.8 5.7 5.8 5.7 4.8 5.1 4.4 5.7 5.9 7.1 8.6 8.1 7.8 8.2 8.1 8.6 6.7 6.2 5.4 6.4 8.6 10
CHULA VISTA 6.0 4.5 6.0 6.7 6.9 4.2 5.7 7.1 8.5 9.8 10.0 10.2 9.9 9.4 9.0 9.1 9.0 7.7 6.2 7.7 10.2 11
DOWNTOWN SE 4.4 4.0 5.7 5.3 6.1 3.8 5.0 5.9 6.9 7.3 8.5 8.2 8.1 8.5 8.0 7.9 6.9 5.5 5.7 6.4 8.5 10
EL CAJON LES 3.6 3.6 3.5 3.0 3.7 5.2 4.0 4.9 7.5 8.4 9.8 10.1 8.3 8.8 9.0 8.4 8.4 7.4 5.5 6.5 10.1 11
KEARNY MESA 4.6 7.3 7.3 6.4 6.5 5.7 6.9 9.1 12.3 14.8 14.9 13.2 12.1 12.0 12.8 12.6 10.9 9.4 6.1 9.7 14.9 10
OTAY MESA DVN 4.3 2.8 3.7 3.2 2.6 4.1 2.6 5.6 9.5 11.7 13.2 12.1 12.4 12.8 13.1 12.5 11.8 11.1 7.2 8.2 13.2 10
PENDLETON 12.8 11.0 12.1 16.5 15.5 7.5 5.0 4.2 5.2 6.6 6.3 6.1 8.3 8.7 9.9 9.7 7.7 8.2 7.0 8.9 16.5 03
16 AMBTEMP °F ALPINE 49.9 49.4 49.2 49.3 49.2 49.0 49.1 49.6 51.2 53.5 55.3 57.3 58.3 59.1 59.6 59.0 57.2 55.4 53.1 53.4 59.6 14
CARMEL MT RCH 55.1 55.5 54.2 54.3 54.2 55.0 56.1 57.6 56.7 58.8 61.7 63.4 63.6 64.0 64.1 64.4 63.1 61.8 58.8 59.1 64.4 15
CHULA VISTA 58.1 58.3 59.1 59.3 59.0 58.0 59.4 60.3 61.8 62.9 64.1 65.0 65.0 65.2 64.3 64.1 64.1 62.9 61.8 61.7 65.2 13
DOWNTOWN SE 57.3 58.1 58.7 58.7 57.6 56.6 58.5 59.8 61.8 63.1 64.4 66.2 66.5 66.3 65.5 65.6 64.4 63.4 62.0 61.8 66.5 12
EL CAJON LES 56.1 55.3 54.8 55.9 55.9 55.5 56.0 58.0 61.0 63.0 64.9 66.8 67.0 66.2 66.3 65.9 64.9 64.2 61.0 61.0 67.0 12
KEARNY MESA 57.1 57.5 56.0 56.4 57.1 56.9 57.8 59.1 59.9 62.1 63.8 64.8 65.3 64.7 64.6 64.6 63.4 62.0 59.3 60.7 65.3 12
OTAY MESA DVN 56.0 54.8 55.6 55.2 55.4 55.2 55.6 57.4 59.2 60.3 62.8 63.6 65.5 65.9 64.9 63.0 62.8 61.1 58.2 59.6 65.9 13
PENDLETON 60.7 59.3 59.5 60.0 60.3 58.2 56.9 58.9 59.1 61.9 62.9 63.7 64.5 64.8 65.4 65.1 64.6 63.5 62.3 61.7 65.4 14
Current Date: 4/26/2026 7:09 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 58.2 57.9 57.5 57.5 57.6 57.6 58.0 60.3 62.3 63.9 65.1 66.5 66.6 67.3 66.6 65.5 64.8 63.3 61.4 62.0 67.3 13
17 RELHUM % ALPINE 100 100 100 100 100 100 100 100 98 88 73 62 56 55 54 56 59 64 67 81 100 00
EL CAJON LES 98 99 99 94 92 93 93 90 74 62 53 43 43 47 48 49 49 49 50 70 99 01
KEARNY MESA 92 89 90 89 85 84 86 83 79 68 60 51 51 54 53 52 56 54 65 71 92 00
18 PRES mmHg EL CAJON LES 747 747 747 747 747 747 748 748 748 748 749 749 749 749 748 748 749 749 749 748 749 10
KEARNY MESA 748 747 747 748 748 748 748 749 749 749 750 750 750 750 749 749 750 750 750 749 750 10
19 SOLAR W/M2 EL CAJON LES 2 2 1 1 2 27 87 366 388 630 739 959 699 521 474 383 253 152 5 300 959 11
KEARNY MESA 1 1 1 1 1 33 167 288 503 764 1013 936 952 707 673 561 353 152 12 375 1013 10
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 2 5 21 24 38 44 55 42 33 30 23 15 6 1 18 55 11
25 NOY EL CAJON LES 2.14 1.04 1.03 1.70 C C 1.48 2.22 1.50 1.33 1.16 1.09 1.11 1.03 1.25 1.18 1.12 1.26 2.11 1.39 2.22 07
26 NOY-NO EL CAJON LES 2.09 1.00 .99 1.55 C C 1.35 1.73 1.09 1.02 .86 .86 .89 .84 .98 .93 .75 1.07 1.86 1.16 2.09 00
27 NO Trace EL CAJON LES .05 .03 .04 .14 C C .13 .49 .41 .31 .29 .23 .22 .18 .27 .25 .37 .18 .24 .22 .49 07
28 SO2 Tr PPB EL CAJON LES .0 C C C .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 00
29 CO Tr PPB EL CAJON LES 172.2 C C C 133.6 134.6 135.3 145.8 146.6 132.5 132.2 125.9 132.3 131.7 133.1 138.9 133.6 133.4 165.6 139.2 172.2 00
BCarbon ug/m3 10TH AVE MARIN < < .03 < < .04 .03 < .03 < < .08 .04 .09 .06 .07 .11 .06 < .06 .11 16
ALPINE < < .02 < .02 .03 .02 < .04 .05 < .02 .02 < < .04 .03 .03 .05 .03 .05 09
BOSTON AVE .04 .03 .03 .03 .05 .07 .08 .05 .06 .09 .08 .08 .10 .07 .05 .08 .14 .18 .15 .08 .18 17
CHICANO PARK .06 .07 .07 .09 < .11 .11 .09 .09 .11 < .16 .07 .07 < .07 .09 .11 < .09 .16 11
DOWNTOWN SE .09 .10 .04 .03 < < .07 .03 .02 .06 .07 .06 .04 .04 .04 .05 .11 .10 .10 .06 .11 16
OCEANVIEW BLV .06 < .03 .04 .06 .08 .09 .14 .04 .06 .08 .08 < .07 .08 .04 .12 .12 < .07 .14 07
OTAY MESA DVN < .07 .16 .06 .07 < .02 .02 .01 < < < < .02 .03 .03 .03 .03 .05 .05 .16 02
SAN YSIDRO .05 < .04 .05 .06 .28 .17 .06 < .03 .04 .04 < < .04 .21 .05 .05 .14 .09 .28 05
PM10 STD ALPINE 8.6 5.6 6.3 6.4 7.0 7.0 6.9 5.2 6.4 4.5 4.5 5.1 4.2 5.7 6.0 6.6 4.9 4.2 4.5 5.7 8.6 00
CARMEL MT RCH 12.2 12.2 9.6 9.1 11.6 9.9 7.8 6.9 11.5 7.1 5.7 7.5 7.9 8.2 7.3 6.6 6.4 7.8 7.1 8.5 12.2 00
CHULA VISTA 9.3 7.3 7.1 9.2 10.0 7.8 7.9 7.7 6.9 6.1 6.9 6.9 7.3 5.5 5.3 6.1 6.9 5.6 5.9 7.1 10.0 04
DOWNTOWN SE 10.4 8.1 8.1 9.0 8.5 7.7 8.4 7.0 6.0 6.7 7.7 7.3 6.9 6.0 6.8 7.0 8.1 6.7 7.4 7.5 10.4 00
EL CAJON LES 10.4 7.3 8.5 7.3 7.9 7.0 7.1 7.2 5.6 4.9 5.8 5.4 4.7 6.1 6.4 6.2 5.5 5.5 6.9 6.6 10.4 00
KEARNY MESA 11.1 9.2 8.2 9.1 10.0 8.8 8.6 7.0 5.8 6.6 8.0 6.8 6.7 6.3 6.1 6.0 6.5 6.5 7.1 7.6 11.1 00
OTAY MESA DVN 10.4 8.8 10.9 7.5 9.6 9.6 8.2 7.2 5.9 5.3 5.6 6.7 5.3 4.5 5.2 5.8 6.0 5.4 5.1 7.0 10.9 02
PENDLETON 11.3 12.8 8.9 9.4 9.8 12.0 7.2 7.6 8.6 10.2 9.0 9.2 9.9 8.7 10.0 10.9 9.6 9.5 11.8 9.8 12.8 01
SAN YSIDRO 14.1 16.3 12.0 10.2 12.3 13.2 13.7 11.2 8.0 6.3 9.2 8.7 8.7 7.9 6.9 7.5 7.8 8.8 9.5 10.1 16.3 01
RAINFALL EL CAJON LES .04 .00 .01 .00 .00 .00 .05 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .05 06