Current Date: 5/26/2026 9:09 PM
Daily Parameter Report
5/26/2026
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 .040 .040 C C .039 .039 .040 .043 .045 .044 .046 .048 .049 .048 .047 .048 .049 .048 .046 .044 .045 .044 .049 12
CHULA VISTA .042 .042 C C .043 .041 .042 .041 .043 .042 .044 .044 .045 .046 .047 .046 .045 .046 .045 .045 .043 .043 .047 14
DOWNTOWN SE .041 .041 C C .039 .039 .040 .040 .041 .041 .042 .043 .043 .044 .044 .044 .043 .044 .044 .043 .039 .041 .044 13
EL CAJON LES .038 .040 C C C .039 .038 .039 .039 .041 .042 .044 .044 .044 .045 .041 .045 14
KEARNY MESA .041 .040 C C .036 .039 .042 .042 .043 .045 .045 .045 .046 .047 .046 .046 .046 .046 .045 .044 .044 .043 .047 13
OTAY MESA DVN .041 .042 C C .041 .042 .041 .042 .043 .043 .044 .045 .046 .046 .047 .047 .047 .046 .045 .046 .044 .044 .047 14
PENDLETON .036 .035 C C .038 .038 .040 .042 .042 .043 .045 .047 .046 .046 .045 .044 .043 .043 .043 .041 .042 .042 .047 11
03 NO2 PPB ALPINE 1.8 1.8 C C 2.2 2.6 2.6 2.2 2.0 3.2 3.1 3.0 2.8 2.6 2.3 2.5 2.6 2.5 2.6 2.9 2.4 2.5 3.2 09
CARMEL MT RCH 4.6 5.1 C C 10.4 8.3 11.8 10.3 10.8 10.1 8.0 6.8 6.9 8.3 7.7 8.7 8.2 7.1 6.9 7.8 8.1 8.2 11.8 06
CHULA VISTA 1.0 1.0 C C 1.6 2.8 1.6 2.8 1.6 1.4 1.4 1.3 1.7 1.4 1.5 1.4 1.4 1.6 1.6 1.1 1.0 1.5 2.8 05
DOWNTOWN SE 1.7 2.1 C C 4.2 4.1 3.4 2.9 2.5 2.6 2.2 2.3 2.5 2.3 2.4 2.2 2.1 2.2 2.1 2.3 3.2 2.5 4.2 04
EL CAJON LES 2.6 2.6 C C C 3.7 4.7 5.2 5.0 4.3 4.2 3.3 3.0 3.0 2.9 3.7 5.2 07
KEARNY MESA .9 .5 C C 3.3 3.6 2.5 2.3 1.6 1.1 1.1 1.2 1.2 1.0 .9 .8 1.0 .8 .9 1.0 .9 1.4 3.6 05
OTAY MESA DVN 1.0 .8 C C 1.8 2.1 3.1 2.5 1.7 1.5 1.5 1.3 1.5 1.3 1.8 1.2 1.0 1.2 1.4 1.4 1.5 1.5 3.1 06
PENDLETON 1.4 2.3 C C .9 1.2 1.4 2.2 2.4 1.6 .9 .9 .8 .8 1.0 .9 .7 .7 .7 3.1 1.0 1.3 3.1 19
SAN YSIDRO 2.4 2.9 C C 10.5 8.7 4.9 5.6 4.6 4.6 3.1 3.0 3.0 5.0 3.1 3.0 3.2 3.2 3.8 4.0 3.4 4.3 10.5 04
06 CO PPM CARMEL MT RCH .2 .2 C C .3 .2 .4 .4 .3 .3 .3 .3 .3 .3 .3 .3 .4 .3 .3 .3 .3 .3 .4 06
SAN YSIDRO .1 .2 C C .3 .3 .3 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .3 04
07 H2S PPB IB CIVIC CTR .5 .5 .8 1.6 .8 .7 .7 .9 .6 .6 .6 .6 .6 .6 .6 .6 .6 .6 .6 .6 .6 .6 1.6 03
NESTOR - BES .5 .5 9.7 3.5 5.2 5.4 2.0 1.4 1.0 .5 .5 .6 .5 .6 .5 .5 .5 .5 .6 .8 .9 1.7 9.7 02
SAN YSIDRO 9.0 5.2 2.2 3.1 7.3 5.7 2.7 2.8 .9 M M M M 1.0 .6 .6 .6 .6 1.8 4.3 3.3 3.0 9.0 00
10 INTMP °C ALPINE 27 27 27 26 26 26 26 26 27 26 26 26 26 25 25 26 26 26 26 26 26 26 27 00
CARMEL MT RCH 25 25 25 25 25 25 25 25 25 25 25 25 25 25 24 24 25 24 25 25 24 25 25 00
CHULA VISTA 24 25 24 24 24 24 25 24 24 24 24 24 24 24 24 24 24 24 23 24 24 24 25 01
DOWNTOWN SE 25 25 25 25 25 25 25 25 25 25 24 24 24 24 24 24 24 24 24 24 25 25 25 00
EL CAJON LES 26 26 26 26 26 26 26 26 25 25 26 26 26 26 26 26 26 00
KEARNY MESA 24 25 24 24 25 25 25 24 24 24 24 24 24 24 24 24 24 25 25 24 24 24 25 01
OTAY MESA DVN 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 00
PENDLETON 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 00
SAN YSIDRO 25 25 25 25 26 26 26 24 24 24 24 24 24 24 24 24 24 24 24 25 24 25 26 04
10 INTMP °C        IB CIVIC CTR 26 26 26 26 26 26 26 26 26 26 25 24 24 24 24 25 25 26 26 26 27 26 27 20
NESTOR - BES 26 26 26 26 26 26 26 26 26 25 25 25 24 25 25 25 26 26 26 26 26 26 26 00
11 PM2.5 µg/M3 ALPINE 4.7 4.8 4.7 4.9 5.1 5.0 4.9 4.4 4.2 4.5 4.8 5.2 5.0 4.7 4.4 4.4 4.8 4.4 4.1 4.4 4.1 4.6 5.2 11
CARMEL MT RCH 4.4 4.3 4.2 4.3 4.3 4.4 4.9 5.1 5.1 4.8 4.3 4.4 4.5 4.9 5.4 5.3 4.9 4.3 4.4 4.1 4.3 4.6 5.4 14
CHULA VISTA 3.9 3.8 3.8 3.9 3.9 4.3 4.4 4.5 4.1 M M M 4.3 4.2 4.8 4.6 4.4 4.7 4.1 3.8 4.2 4.2 4.8 14
DOWNTOWN SE 4.6 4.6 4.7 4.7 4.8 4.8 4.7 4.6 4.2 4.6 4.4 4.1 4.4 4.4 5.0 5.0 4.8 4.9 4.4 4.6 4.9 4.6 5.0 14
EL CAJON LES 4.4 4.3 4.5 4.4 4.2 4.1 4.5 4.5 4.6 4.7 4.7 4.5 4.5 4.4 4.4 4.4 4.7 09
KEARNY MESA 4.1 4.0 4.0 3.9 4.0 4.3 4.4 4.5 4.4 4.3 4.0 4.0 4.1 4.3 5.0 4.7 4.5 4.2 4.0 4.2 4.4 4.2 5.0 14
Current Date: 5/26/2026 9:09 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 4.3 4.0 4.1 4.1 4.2 4.3 4.2 4.5 4.4 4.3 4.0 4.0 4.1 4.0 4.0 4.2 4.0 4.0 4.3 3.7 3.8 4.1 4.5 07
PENDLETON 5.7 5.3 6.5 6.9 6.1 7.1 5.9 5.8 4.8 4.3 4.6 4.8 5.4 5.4 5.0 4.3 4.2 4.4 4.4 4.6 4.8 5.2 7.1 05
SAN YSIDRO 4.6 4.8 4.6 4.7 5.3 5.3 5.0 5.5 4.8 4.7 4.4 4.5 4.6 4.6 5.3 5.2 4.5 5.5 4.5 4.2 4.6 4.8 5.5 07
12 VWDR ° ALPINE 276 275 247 239 233 234 239 258 228 268 243 241 261 250 280 249 234 221 236 252 202 0 280 14
CHULA VISTA 256 245 248 244 268 255 250 276 262 263 267 266 267 279 285 288 267 271 271 251 244 0 288 15
DOWNTOWN SE 253 253 232 228 216 234 247 252 236 274 257 269 265 280 273 263 262 261 258 235 210 0 280 13
EL CAJON LES 231 230 228 234 248 221 202 244 218 242 273 254 259 255 266 0 273 10
KEARNY MESA 286 269 278 312 23 267 256 284 257 251 267 270 272 276 274 272 247 256 259 245 232 0 312 03
OTAY MESA DVN 270 261 275 277 276 295 270 282 280 267 267 264 280 277 276 281 282 269 270 265 259 0 295 05
PENDLETON 322 329 262 261 229 195 257 251 247 251 259 256 260 257 245 238 241 243 227 226 205 0 329 01
13 SIGTHETA ° ALPINE 25 23 31 24 24 33 27 25 28 35 40 32 29 30 27 32 33 24 24 27 23 28 40 10
CHULA VISTA 22 22 18 17 20 20 20 19 20 20 23 20 22 21 22 22 19 21 18 25 20 21 25 19
DOWNTOWN SE 27 24 18 46 22 21 27 26 31 24 29 32 27 27 25 29 28 23 22 23 18 26 46 03
EL CAJON LES 18 19 22 23 30 22 19 25 26 30 24 26 23 24 24 24 30 04
KEARNY MESA 27 11 22 21 45 44 13 14 21 20 19 14 14 17 20 19 20 11 12 12 14 20 45 04
OTAY MESA DVN 12 10 11 8 15 24 19 13 15 16 17 17 13 13 12 17 16 13 10 8 10 14 24 05
PENDLETON 23 14 23 30 28 17 15 11 7 8 12 11 13 12 8 9 9 9 12 14 17 14 30 03
14 VWSP MPH ALPINE 2.9 2.6 2.6 3.3 2.6 2.6 3.4 3.7 3.3 2.7 3.0 4.5 5.2 6.1 5.5 4.9 4.2 5.0 5.7 4.4 3.7 .0 6.1 13
CHULA VISTA 3.0 2.6 3.3 3.4 2.7 3.4 3.7 5.3 5.7 7.5 8.4 10.1 9.7 10.2 9.7 8.9 8.3 7.7 7.0 4.5 5.0 .0 10.2 13
DOWNTOWN SE 2.7 2.4 3.7 2.1 3.0 3.8 3.0 4.3 3.9 6.1 6.8 6.5 7.6 8.0 7.8 6.7 6.2 6.7 6.3 6.1 4.4 .0 8.0 13
EL CAJON LES 3.7 3.8 3.3 2.9 1.9 3.2 3.8 4.2 4.9 4.5 6.1 6.5 6.6 7.0 7.2 .0 7.2 14
KEARNY MESA 3.4 4.6 3.1 2.1 .9 3.5 6.1 7.2 6.5 7.7 8.8 10.1 11.6 11.5 11.1 9.2 8.1 10.9 9.9 7.9 6.1 .0 11.6 12
OTAY MESA DVN 4.1 4.2 4.6 4.9 3.0 2.8 3.4 6.0 6.0 9.2 7.8 11.0 12.3 12.4 12.5 10.2 9.4 10.3 10.0 8.7 5.9 .0 12.5 14
PENDLETON 2.0 4.1 1.6 1.3 .7 1.8 4.4 6.6 9.2 10.4 8.4 9.2 8.9 8.9 10.3 11.3 12.0 10.2 7.0 5.8 3.8 .0 12.0 16
15 SWSP MPH ALPINE 3.1 2.8 3.0 3.6 2.8 3.0 3.8 4.1 3.7 3.2 4.4 5.3 5.9 7.0 6.0 5.8 5.0 5.6 6.1 4.9 4.0 4.4 7.0 13
CHULA VISTA 3.3 2.8 3.4 3.6 2.9 3.6 3.9 5.6 6.1 8.0 9.1 10.8 10.4 11.0 10.3 9.6 8.8 8.2 7.4 4.9 5.5 6.6 11.0 13
DOWNTOWN SE 3.0 2.6 3.9 2.4 3.3 4.1 3.4 4.9 4.6 6.8 7.9 7.7 8.6 8.9 8.6 7.8 6.9 7.4 6.9 6.8 4.6 5.8 8.9 13
EL CAJON LES 3.9 4.0 3.6 3.2 2.6 3.6 4.1 4.7 5.6 5.8 6.6 7.3 7.3 7.6 7.8 5.2 7.8 14
KEARNY MESA 3.6 4.7 3.3 2.3 1.8 3.6 6.3 7.5 7.1 8.2 9.4 10.5 11.9 12.0 11.8 9.8 8.6 11.1 10.1 8.1 6.5 7.5 12.0 13
OTAY MESA DVN 4.2 4.3 4.7 5.0 3.1 3.0 3.6 6.3 6.4 9.6 8.2 11.5 12.6 12.7 12.8 10.7 9.8 10.6 10.2 8.9 6.0 7.8 12.8 14
PENDLETON 2.3 4.2 1.8 1.6 1.1 2.2 4.6 6.6 9.2 10.5 8.6 9.4 9.1 9.0 10.4 11.5 12.1 10.3 7.2 6.1 4.2 6.8 12.1 16
16 AMBTEMP °F ALPINE 55.0 54.7 54.3 53.9 53.7 53.8 54.3 54.9 55.5 56.9 59.4 60.9 60.9 59.9 58.7 58.4 57.9 57.0 55.2 53.7 53.3 56.3 60.9 11
CARMEL MT RCH 60.8 60.1 59.5 58.7 59.4 60.1 61.4 62.4 62.2 62.7 63.8 66.0 65.1 64.5 65.0 63.8 63.0 61.6 60.5 59.7 59.1 61.9 66.0 11
CHULA VISTA 63.0 63.0 62.9 62.9 63.1 62.8 63.1 63.5 63.6 64.8 66.0 66.5 66.3 65.9 65.8 65.4 65.0 63.9 62.8 62.7 62.2 64.1 66.5 11
DOWNTOWN SE 62.9 62.9 62.7 62.6 62.9 62.7 63.1 63.3 64.7 65.9 67.1 66.8 67.6 67.0 66.7 66.2 65.6 64.1 63.0 62.6 62.0 64.4 67.6 12
EL CAJON LES 62.5 62.3 62.0 62.0 62.1 61.9 62.7 63.5 64.7 66.3 67.0 67.8 66.9 67.0 67.0 64.4 67.8 11
KEARNY MESA 62.2 61.9 61.6 61.5 61.7 62.4 62.9 63.2 64.1 65.0 65.4 64.8 65.0 65.2 64.9 64.6 64.5 62.7 61.8 61.4 61.0 63.2 65.4 10
OTAY MESA DVN 60.4 60.1 60.3 60.1 60.1 60.6 61.3 61.8 62.2 62.5 63.9 65.6 64.9 64.6 64.1 64.4 64.3 62.5 60.2 59.7 59.3 62.0 65.6 11
PENDLETON 62.7 62.8 62.7 62.7 62.8 63.1 63.5 64.4 65.0 65.0 65.1 65.4 65.5 65.8 65.7 65.4 64.5 63.7 63.2 63.3 63.2 64.1 65.8 13
Current Date: 5/26/2026 9:09 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 63.4 63.3 63.5 63.4 63.4 63.5 63.8 64.3 63.8 64.0 65.6 65.6 67.7 67.5 67.5 67.2 66.6 64.4 63.3 62.9 62.5 64.6 67.7 12
17 RELHUM % ALPINE 87 87 89 90 91 91 90 84 79 76 68 65 67 69 71 70 70 71 76 83 84 79 91 04
EL CAJON LES 72 71 72 73 73 73 70 69 63 60 57 56 57 55 54 65 73 03
KEARNY MESA 77 77 79 80 77 73 72 71 68 65 65 65 63 62 63 64 62 66 71 74 74 70 80 03
18 PRES mmHg EL CAJON LES 747 746 746 746 746 747 747 747 747 747 747 746 746 745 745 746 747 00
KEARNY MESA 748 747 747 747 747 747 748 748 748 748 748 747 747 747 746 746 745 745 746 746 746 747 748 00
19 SOLAR W/M2 EL CAJON LES 2 2 2 2 3 18 95 144 315 358 363 555 294 487 418 204 555 11
KEARNY MESA 1 1 1 1 2 33 96 135 289 471 438 368 422 541 496 377 279 79 13 1 1 193 541 13
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 1 6 10 21 24 26 36 20 31 26 13 36 11
25 NOY EL CAJON LES 1.18 1.31 1.67 1.29 1.39 C C M M M M M M M M 1.36 1.67 02
26 NOY-NO EL CAJON LES 1.06 1.28 1.65 1.28 1.36 C C M M M M M M M M 1.32 1.65 02
27 NO Trace EL CAJON LES .12 .02 .01 .01 .02 C C M M M M M M M M .03 .12 00
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 127.8 123.2 C C C 153.3 162.5 178.1 153.0 154.3 156.1 158.7 151.6 149.4 148.8 151.4 178.1 07
BCarbon ug/m3 10TH AVE MARIN .05 .05 .07 .05 .06 .05 .11 .05 < .14 .05 .09 .27 < .10 .05 < .07 .06 < .10 .08 .27 12
ALPINE .07 .08 .08 .08 < .09 .09 < .07 .10 .11 < .10 .09 .08 < .08 .08 .08 .08 .09 .09 .11 10
BOSTON AVE .11 .11 .14 .13 .16 .15 .24 .32 .19 .23 .20 .17 .26 .23 .21 .20 .13 .12 .11 .11 .33 .18 .33 20
CHICANO PARK .07 < < < .56 < .31 < .18 .19 < .16 .21 .21 .21 < .09 .19 .14 < .21 .21 .56 04
DOWNTOWN SE .07 .08 .16 .07 .25 .11 .11 .09 .08 .08 .09 .08 .09 .08 .08 .09 .08 .08 .10 .10 < .10 .25 04
OCEANVIEW BLV .10 .16 .17 .11 .16 .28 .30 .25 < .12 .13 .10 .12 .13 .14 .16 .15 .28 .35 < < .18 .35 18
OTAY MESA DVN .05 .04 .06 < .05 .06 < .10 < < .04 .05 .04 .09 < .04 < .06 .09 .04 .04 .06 .10 07
SAN YSIDRO .06 .13 .13 .10 .18 .20 .13 .14 .10 .09 .09 .07 < .13 .12 .10 < .08 .08 .11 .08 .11 .20 05
PM10 STD ALPINE 11.1 11.4 10.9 11.4 11.7 12.1 11.5 11.0 11.1 12.4 12.2 13.3 13.8 11.7 12.4 11.1 11.7 11.4 9.5 10.3 9.1 11.4 13.8 12
CARMEL MT RCH 11.3 11.3 10.4 10.9 11.2 11.7 13.7 13.7 15.3 14.5 12.9 10.6 12.2 14.5 14.9 12.8 11.5 10.0 9.9 9.9 9.6 12.0 15.3 08
CHULA VISTA 9.7 9.0 10.0 9.8 10.3 13.7 14.1 13.6 10.7 M M M 13.3 10.8 12.8 11.6 10.1 12.7 11.1 9.4 11.3 11.3 14.1 06
DOWNTOWN SE 10.4 10.7 10.8 12.2 13.9 12.6 11.6 12.5 11.0 13.8 20.7 11.8 12.0 12.6 12.0 12.7 12.8 13.4 12.1 10.3 13.6 12.5 20.7 10
EL CAJON LES 10.6 9.6 10.5 11.1 10.3 11.1 14.2 13.0 14.7 12.7 12.8 12.8 13.2 14.2 12.9 12.2 14.7 08
KEARNY MESA 10.5 10.1 10.4 10.3 10.5 11.5 12.4 12.6 11.3 11.2 10.0 10.9 11.1 11.3 12.7 11.1 11.7 9.9 9.7 10.8 10.9 10.9 12.7 14
OTAY MESA DVN 10.7 10.3 11.3 11.6 11.7 12.9 13.0 14.7 13.8 12.2 10.1 12.0 13.9 13.9 12.3 10.5 9.5 11.5 11.9 10.3 9.9 11.8 14.7 07
PENDLETON 20.7 16.6 24.9 27.4 23.5 28.5 21.6 21.8 14.4 13.6 17.9 14.9 19.2 15.9 17.0 11.1 11.3 11.3 13.3 12.4 11.7 17.5 28.5 05
SAN YSIDRO 13.7 14.2 12.3 12.4 16.4 17.8 16.5 19.0 14.0 15.0 13.9 14.6 14.1 17.1 20.0 15.7 12.6 16.0 14.3 13.1 13.1 15.0 20.0 14
RAINFALL EL CAJON LES .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 00