Current Date: 5/9/2026 5:09 PM
Daily Parameter Report
5/9/2026
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 .049 .052 C C .042 .043 .042 .033 .027 .038 .048 .057 .066 .065 .062 .061 .059 .049 .066 12
CHULA VISTA .040 .040 C C .043 .043 .042 .043 .044 .046 .050 .050 .046 .044 .041 .042 .042 .043 .050 10
DOWNTOWN SE .037 .039 C C .042 .040 .039 .039 .037 .041 .045 .046 .044 .042 .039 .039 .038 .040 .046 11
EL CAJON LES .030 .031 C C C .027 .027 .032 .036 .041 .053 .055 .053 .052 .051 .049 .046 .041 .055 11
KEARNY MESA .037 .036 C C .039 .038 .037 .037 .040 .046 .050 .050 .050 .049 .051 .051 .045 .043 .051 14
OTAY MESA DVN .034 .035 C C .033 .032 .033 .036 .040 .046 .053 .056 .054 .050 .047 .046 .045 .042 .056 11
PENDLETON .043 .043 C C .043 .043 .044 .044 .043 .044 .045 .045 .044 .042 .044 .041 .044 .043 .045 10
03 NO2 PPB ALPINE 3.5 3.4 C C 4.4 3.5 3.8 6.7 5.9 4.3 3.6 3.5 3.9 3.9 3.2 3.3 3.3 4.0 6.7 07
CARMEL MT RCH 3.8 5.0 C C 2.3 2.6 6.0 7.6 8.7 7.4 8.8 6.9 7.7 7.6 8.1 8.9 7.6 6.6 8.9 15
CHULA VISTA 2.7 2.4 C C 1.9 2.4 3.4 3.2 2.9 2.6 2.6 2.1 1.6 1.4 1.4 1.4 1.4 2.2 3.4 06
DOWNTOWN SE 3.8 3.4 C C 2.4 3.8 4.4 5.1 8.4 6.8 3.2 3.4 2.7 2.8 2.8 2.3 2.4 3.8 8.4 08
EL CAJON LES 2.8 2.5 C C C 2.0 1.9 1.7 2.1 2.7 3.0 3.9 2.7 1.9 1.5 1.5 1.8 2.2 3.9 11
KEARNY MESA 2.3 2.0 C C 2.7 2.1 2.5 2.7 2.7 3.7 2.3 1.6 1.3 1.2 1.3 1.6 2.1 2.1 3.7 09
OTAY MESA DVN 3.3 2.8 C C 2.5 2.6 3.9 3.4 2.0 2.3 2.1 2.0 1.9 1.7 1.6 1.9 2.2 2.4 3.9 06
PENDLETON 1.5 1.3 C C 1.5 1.9 1.7 1.5 1.6 2.2 2.3 1.3 1.3 1.1 1.1 1.0 1.1 1.4 2.3 10
SAN YSIDRO 3.2 3.1 C C 4.2 5.1 5.8 4.5 3.0 3.1 2.8 3.0 3.2 2.4 2.0 2.1 3.0 3.3 5.8 06
06 CO PPM CARMEL MT RCH .2 .2 C C .1 .3 .3 .4 .4 .4 .5 .5 .5 .4 .4 .5 .4 .4 .5 10
SAN YSIDRO .2 .2 C C .2 .3 .3 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .3 05
07 H2S PPB IB CIVIC CTR .6 .6 .6 .6 .5 .6 .7 .7 .6 .6 .5 .5 .5 .6 .6 .5 .5 .5 .7 06
NESTOR - BES .8 1.3 .8 2.9 1.0 3.5 4.6 4.7 .7 .8 1.4 1.9 1.4 1.2 .9 .7 1.0 1.7 4.7 07
SAN YSIDRO 4.0 7.8 10.2 7.1 3.7 8.3 4.3 3.8 3.3 2.0 2.1 .9 .7 .8 .8 .9 1.0 3.6 10.2 02
10 INTMP °C ALPINE 27 27 27 26 27 27 27 26 25 25 24 25 25 25 25 25 25 26 27 00
CARMEL MT RCH 24 24 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 02
CHULA VISTA 24 24 24 24 25 24 24 24 24 24 24 24 24 24 24 24 24 24 25 04
DOWNTOWN SE 24 25 25 25 25 25 25 25 25 25 24 24 24 24 24 24 24 25 25 01
EL CAJON LES 26 26 26 26 26 26 26 26 26 26 26 26 26 25 25 25 25 26 26 00
KEARNY MESA 24 25 25 25 24 24 24 25 24 24 25 24 24 25 24 24 25 24 25 01
OTAY MESA DVN 27 27 27 27 27 27 27 27 27 26 26 26 26 26 25 26 26 26 27 00
PENDLETON 26 26 26 26 26 26 26 26 26 25 25 25 25 25 25 25 25 26 26 00
SAN YSIDRO 25 25 25 25 25 25 25 24 24 24 24 24 24 24 24 24 24 24 25 00
10 INTMP °C        IB CIVIC CTR 26 26 26 26 26 26 26 26 26 24 24 24 24 24 25 25 26 25 26 00
NESTOR - BES 26 26 26 26 26 26 26 25 25 25 24 25 25 25 25 25 25 25 26 00
11 PM2.5 µg/M3 ALPINE 6.8 6.7 6.0 5.9 5.2 5.2 4.8 5.0 6.2 6.6 7.0 8.5 9.2 9.4 8.3 8.9 9.2 6.9 9.4 13
CARMEL MT RCH 9.5 10.1 10.7 10.9 10.8 11.0 12.0 14.3 15.6 15.2 13.7 12.5 12.0 11.4 10.8 10.7 11.6 11.9 15.6 08
CHULA VISTA 9.2 9.3 9.5 9.4 9.4 9.0 8.6 9.1 9.7 11.6 13.5 11.9 10.2 11.2 11.2 11.3 11.2 10.3 13.5 10
DOWNTOWN SE 13.1 12.2 10.8 11.3 10.8 10.5 10.8 11.6 13.1 13.0 11.1 10.5 10.0 11.7 11.2 11.2 11.5 11.4 13.1 00
EL CAJON LES 12.5 13.2 13.6 14.0 12.9 12.1 11.1 11.2 11.8 12.2 12.5 11.9 10.7 10.6 10.7 10.8 11.1 11.9 14.0 03
KEARNY MESA 9.8 9.9 10.6 10.6 10.3 11.2 12.0 12.5 14.4 15.4 13.2 12.5 11.8 11.1 11.6 12.4 12.8 11.8 15.4 09
Current Date: 5/9/2026 5:09 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 14.5 14.7 14.8 15.7 16.4 15.3 15.4 14.1 12.1 12.1 11.1 12.2 11.8 11.7 11.9 12.0 12.7 13.4 16.4 04
PENDLETON 8.8 9.1 8.3 9.0 8.9 9.6 9.5 8.4 7.8 7.9 8.4 8.6 9.3 9.0 8.4 8.8 9.3 8.7 9.6 05
SAN YSIDRO 11.8 12.1 12.0 13.5 13.7 12.5 13.2 13.7 13.3 14.1 14.5 13.8 13.5 14.6 14.2 14.4 14.9 13.5 14.9 16
12 VWDR ° ALPINE 34 322 63 305 101 72 157 254 265 275 266 276 279 265 278 300 294 0 322 01
CHULA VISTA 262 267 252 292 296 264 266 263 267 263 251 254 251 250 251 255 253 0 296 04
DOWNTOWN SE 335 263 254 229 223 227 250 259 258 240 229 219 219 193 196 197 208 0 335 00
EL CAJON LES 203 176 176 145 133 95 111 89 27 273 285 255 237 220 211 206 213 0 285 10
KEARNY MESA 65 56 47 271 269 330 191 148 221 213 240 238 234 231 238 223 230 0 330 05
OTAY MESA DVN 35 335 337 32 21 49 28 338 308 291 282 285 287 284 275 267 279 0 338 07
PENDLETON 170 178 163 165 157 147 176 193 212 223 238 247 255 253 243 244 238 0 255 12
13 SIGTHETA ° ALPINE 50 40 33 34 52 55 27 30 20 30 34 34 34 30 28 27 25 34 55 05
CHULA VISTA 40 29 40 30 28 16 23 31 32 26 22 24 23 24 26 26 23 27 40 00
DOWNTOWN SE 52 41 19 32 15 22 22 23 32 26 23 20 22 18 18 18 20 25 52 00
EL CAJON LES 25 47 48 44 50 17 25 50 66 69 40 27 25 23 22 22 20 36 69 09
KEARNY MESA 40 13 23 30 12 43 50 40 46 44 23 18 17 18 27 28 15 29 50 06
OTAY MESA DVN 38 18 27 17 20 23 33 36 30 38 20 15 15 15 15 15 15 23 38 00
PENDLETON 15 17 22 24 15 20 13 14 16 14 12 8 12 11 11 11 16 15 24 03
14 VWSP MPH ALPINE .6 1.0 1.1 1.2 .3 .8 1.0 1.4 3.3 3.7 4.2 4.7 4.8 5.6 5.2 5.3 4.4 .0 5.6 13
CHULA VISTA 1.9 2.4 1.8 2.7 2.2 3.2 2.9 2.9 3.3 4.9 6.7 6.7 7.5 7.0 6.7 5.9 6.0 .0 7.5 12
DOWNTOWN SE 1.7 3.3 3.5 2.3 3.8 3.4 3.0 3.5 4.3 5.3 7.6 8.2 8.2 8.8 8.2 6.8 6.2 .0 8.8 13
EL CAJON LES 2.7 .7 1.4 1.0 2.1 4.4 3.0 .7 1.2 1.3 4.3 6.4 6.7 7.0 7.3 6.1 5.9 .0 7.3 14
KEARNY MESA 1.6 2.9 2.1 2.3 4.4 .2 1.8 2.1 2.2 3.9 6.9 8.8 9.5 8.3 6.1 5.5 7.5 .0 9.5 12
OTAY MESA DVN 1.5 3.1 2.2 3.0 2.6 3.0 2.6 2.9 4.3 4.1 6.7 9.4 9.6 9.2 8.4 7.6 7.8 .0 9.6 12
PENDLETON 3.8 4.1 3.1 3.4 3.8 3.1 4.4 5.4 5.3 7.1 8.9 9.8 9.0 8.4 7.9 7.5 6.0 .0 9.8 11
15 SWSP MPH ALPINE 1.3 1.2 1.8 2.1 1.4 1.3 1.3 2.4 3.5 4.1 4.9 5.5 5.5 6.3 5.8 5.8 4.9 3.5 6.3 13
CHULA VISTA 2.3 2.8 2.3 3.0 2.5 3.3 3.1 3.3 3.9 5.4 7.1 7.3 8.2 7.6 7.3 6.5 6.4 4.8 8.2 12
DOWNTOWN SE 2.9 3.8 3.9 2.9 3.9 3.7 3.2 4.0 4.9 5.8 8.3 8.7 8.7 9.2 8.6 7.1 6.8 5.7 9.2 13
EL CAJON LES 3.2 2.2 2.5 2.3 2.7 4.6 3.3 2.0 2.3 3.0 5.1 7.2 7.4 7.6 7.8 6.6 6.3 4.5 7.8 14
KEARNY MESA 1.9 3.0 2.3 2.6 4.5 1.8 2.7 3.0 4.1 4.7 7.4 9.2 9.9 8.7 6.7 6.2 8.0 5.1 9.9 12
OTAY MESA DVN 2.0 3.3 3.2 3.2 2.8 3.3 3.0 3.7 5.0 4.8 7.2 9.8 9.9 9.7 8.7 7.8 8.1 5.6 9.9 12
PENDLETON 3.9 4.2 3.4 3.7 4.1 3.4 4.5 5.6 5.5 7.3 9.1 9.9 9.2 8.5 8.0 7.7 6.3 6.1 9.9 11
16 AMBTEMP °F ALPINE 61.8 61.7 62.0 60.1 58.2 58.6 64.5 70.2 69.2 73.2 76.7 78.9 80.3 78.6 77.2 75.4 74.1 69.5 80.3 12
CARMEL MT RCH 60.5 60.1 60.0 59.6 59.4 59.6 60.6 62.3 66.5 72.5 77.0 77.4 77.1 75.1 75.8 76.5 74.2 67.9 77.4 11
CHULA VISTA 62.8 62.4 62.2 62.0 61.8 61.6 61.8 62.6 64.4 66.3 67.5 67.1 67.0 66.9 66.4 66.2 65.6 64.4 67.5 10
DOWNTOWN SE 62.4 61.7 61.4 61.4 60.8 60.6 61.2 62.5 65.1 67.4 68.2 68.4 67.6 68.8 67.3 66.1 64.9 64.5 68.8 13
EL CAJON LES 61.5 61.5 60.7 61.0 60.5 59.9 60.6 63.2 68.3 73.8 78.7 79.5 78.3 76.5 75.6 75.4 74.6 68.8 79.5 11
KEARNY MESA 62.1 61.9 62.1 61.9 61.5 62.0 62.6 64.2 68.1 71.6 73.5 73.4 72.4 72.3 71.8 72.2 69.8 67.3 73.5 10
OTAY MESA DVN 60.4 60.5 60.4 60.2 60.1 60.0 60.6 63.0 66.8 71.1 74.8 73.4 72.4 72.2 71.9 72.1 70.3 66.5 74.8 10
PENDLETON 62.8 62.8 62.8 62.8 62.9 63.1 62.8 62.9 63.8 65.4 65.4 65.8 66.2 66.3 66.3 65.6 64.8 64.3 66.3 13
Current Date: 5/9/2026 5:09 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 63.1 62.5 62.0 62.1 62.1 61.9 62.7 63.8 65.8 68.7 69.7 70.0 70.2 69.4 69.2 68.9 67.4 65.9 70.2 12
17 RELHUM % ALPINE 70 69 63 66 64 64 51 49 59 46 40 39 35 39 36 39 41 51 70 00
EL CAJON LES 92 92 94 92 92 92 89 81 69 59 48 46 48 50 50 48 50 70 94 02
KEARNY MESA 90 91 90 90 90 88 86 82 72 64 61 59 61 61 61 59 66 75 91 01
18 PRES mmHg EL CAJON LES 748 748 747 747 747 748 748 748 748 747 747 747 747 747 746 746 746 747 748 00
KEARNY MESA 749 748 748 748 748 748 748 749 748 748 748 748 748 748 747 747 747 748 749 00
19 SOLAR W/M2 EL CAJON LES 2 2 2 2 3 30 116 405 698 869 987 1043 1033 951 808 615 393 468 1043 11
KEARNY MESA 1 1 1 1 2 18 76 309 740 896 1007 1054 1033 949 813 632 414 467 1054 11
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 2 7 23 37 47 53 56 56 51 42 31 19 25 56 11
25 NOY EL CAJON LES 4.03 3.91 3.72 3.80 3.20 C C 3.33 4.11 5.11 5.76 6.59 4.73 3.73 3.24 3.07 2.96 4.08 6.59 11
26 NOY-NO EL CAJON LES 4.00 3.89 3.69 3.77 3.18 C C 2.83 3.32 4.25 4.95 5.50 4.03 3.27 2.83 2.73 2.52 3.65 5.50 11
27 NO Trace EL CAJON LES .03 .02 .02 .03 .02 C C .50 .79 .86 .81 1.09 .70 .46 .41 .34 .44 .43 1.09 11
28 SO2 Tr PPB EL CAJON LES .0 .0 C C C .0 .0 .0 .0 .0 .0 .1 .1 .1 .1 .0 .0 .0 .1 11
29 CO Tr PPB EL CAJON LES 210.4 214.9 C C C 194.8 195.3 199.5 214.9 259.2 264.7 249.8 205.9 189.7 180.0 172.8 173.5 208.9 264.7 10
BCarbon ug/m3 10TH AVE MARIN .28 .19 .17 .15 .24 < .20 .33 .37 .27 .42 .29 < .29 .40 < < .28 .42 10
ALPINE < .17 .14 < .34 < < .25 < .21 .19 .22 .22 .22 < .19 .18 .21 .34 04
BOSTON AVE .25 .25 .22 .11 .15 .32 .27 .28 .41 .23 .20 .19 .14 .14 .14 .14 .13 .21 .41 08
CHICANO PARK .21 < < .18 .34 .21 < .26 .38 .32 .22 .18 .16 .15 .23 .15 .15 .22 .38 08
DOWNTOWN SE .32 .20 < .19 .14 .14 .16 .23 < .35 .21 .22 .18 .20 .18 .14 .15 .20 .35 09
OCEANVIEW BLV .27 .23 .23 .18 .15 .22 .22 .24 .40 < < < < .22 .17 .18 .17 .22 .40 08
OTAY MESA DVN .39 .31 .28 .31 .38 .39 .48 .41 .28 .26 .26 < .21 .17 < .17 .19 .30 .48 06
SAN YSIDRO .21 .18 .15 .28 < .21 .27 .25 .18 .21 .21 < < .14 .12 .13 .14 .19 .28 03
PM10 STD ALPINE 14.7 15.9 13.1 13.1 12.6 11.8 11.6 13.1 15.1 16.1 17.9 21.5 22.9 21.1 19.1 20.7 22.1 16.6 22.9 12
CARMEL MT RCH 17.7 17.9 19.7 18.2 17.5 19.0 19.7 26.3 27.9 27.4 26.4 27.9 27.0 24.3 23.3 23.4 25.4 22.8 27.9 08
CHULA VISTA 20.2 21.3 21.3 19.9 20.6 19.4 19.4 19.9 20.7 24.4 25.2 21.7 21.7 26.1 24.9 25.5 27.7 22.3 27.7 16
DOWNTOWN SE 23.7 23.2 21.6 21.2 20.7 21.9 22.5 22.5 25.0 24.3 23.1 21.8 22.6 26.2 27.1 26.4 27.7 23.6 27.7 16
EL CAJON LES 21.3 21.9 23.3 23.7 22.0 21.0 18.9 19.6 21.8 23.5 26.6 25.5 24.8 24.0 26.6 23.8 25.2 23.1 26.6 10
KEARNY MESA 19.6 19.8 21.7 22.3 21.5 21.8 23.2 24.0 27.5 30.7 27.1 27.5 25.1 25.1 26.2 32.5 30.2 25.0 32.5 15
OTAY MESA DVN 26.7 26.5 27.1 35.5 38.0 34.6 35.5 27.1 25.1 30.8 26.1 27.2 27.4 30.3 30.4 30.7 32.6 30.0 38.0 04
PENDLETON 20.0 20.0 18.2 20.8 18.8 22.9 24.3 19.2 15.9 16.1 17.7 17.6 21.8 22.0 19.5 20.2 21.2 19.7 24.3 06
SAN YSIDRO 23.0 25.1 23.3 24.4 24.9 25.6 25.1 27.4 27.9 31.3 31.1 28.9 30.5 33.3 33.8 36.8 35.5 28.7 36.8 15
RAINFALL EL CAJON LES .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 00