Current Date: 4/6/2026 10:09 PM
Daily Parameter Report
4/6/2026
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 .050 .053 C C .046 .042 .043 .035 .033 .046 .048 .055 .060 .063 .059 .053 .050 .047 .044 .036 .031 .035 .046 .063 13
CHULA VISTA .031 .025 C C .025 .024 .029 .041 .043 .044 .047 .047 .049 .050 .044 .043 .043 .044 .041 .041 .037 .033 .039 .050 13
DOWNTOWN SE .026 .023 C C .030 .018 .020 .028 .036 .039 .042 .046 .048 .047 .042 .038 .037 .038 .038 .038 .040 .036 .035 .048 12
EL CAJON LES .027 .024 C C C .024 .025 .035 .036 .043 .050 .058 .057 .059 .053 .047 .047 .044 .039 .038 .037 .036 .041 .059 13
KEARNY MESA .038 .035 C C .019 .023 .019 .036 .038 .038 .047 .051 .054 .053 .050 .049 .046 .045 .040 .036 .036 .025 .038 .054 12
OTAY MESA DVN .026 .021 C C .040 .042 .041 .045 .041 .041 .048 .053 .053 .057 .051 .048 .048 .047 .042 .035 .033 .033 .042 .057 13
PENDLETON .030 .030 C C .025 .023 .023 .020 .025 .030 .042 .045 .043 .046 .044 .044 .043 .043 .043 .037 .028 .029 .034 .046 13
03 NO2 PPB ALPINE 2.0 1.8 C C 4.2 7.1 8.7 11.4 11.5 4.2 4.3 2.6 2.5 2.7 2.1 2.7 2.2 2.5 3.4 6.8 6.7 4.3 4.6 11.5 08
CARMEL MT RCH 8.3 9.1 C C 8.3 7.7 8.1 13.9 14.5 9.6 13.6 10.9 9.4 9.8 8.2 8.1 9.8 8.6 8.0 10.3 13.0 8.6 9.8 14.5 08
CHULA VISTA 9.2 9.6 C C 11.4 16.2 11.9 5.5 3.8 3.5 4.1 2.3 3.5 1.9 2.1 2.0 2.3 3.1 2.5 2.8 5.3 5.8 5.4 16.2 05
DOWNTOWN SE 12.3 12.7 C C 10.0 19.6 19.6 13.9 6.2 6.2 5.9 3.2 5.2 4.6 2.6 8.0 9.2 7.0 6.5 6.7 4.4 6.0 8.4 19.6 05
EL CAJON LES 5.9 6.7 C C C 8.2 8.4 5.3 7.8 3.5 2.2 1.7 2.5 1.3 2.6 2.0 1.9 2.3 3.5 3.6 4.0 4.5 4.1 8.4 06
KEARNY MESA 7.3 8.1 C C 18.9 15.6 16.5 8.0 7.9 9.1 5.3 2.6 2.0 1.7 1.4 1.2 1.4 1.6 2.2 3.1 3.2 6.6 6.1 18.9 04
OTAY MESA DVN 16.7 18.7 C C 3.6 3.2 3.4 5.6 9.4 8.8 6.4 4.0 2.1 1.8 1.8 1.6 1.6 2.0 3.0 3.4 3.2 2.4 5.1 18.7 01
PENDLETON 6.3 5.4 C C 8.5 7.7 8.7 15.9 12.0 10.8 3.6 5.8 1.8 1.0 .9 .9 .8 .8 1.2 4.3 6.8 5.0 5.4 15.9 07
SAN YSIDRO 17.6 19.9 C C 22.6 15.9 18.0 12.4 6.2 5.4 7.7 2.7 2.9 3.3 3.1 2.5 3.2 4.3 5.6 6.2 6.1 5.5 8.5 22.6 04
06 CO PPM CARMEL MT RCH .3 .3 C C .2 .3 .3 .4 .4 .3 .4 .5 .4 .5 .4 .3 .5 .4 .4 .4 .4 .3 .4 .5 11
SAN YSIDRO .5 .5 C C .8 .4 .6 .4 .2 .2 .3 .2 .2 .2 .2 .2 .2 .3 .3 .3 .3 .3 .3 .8 04
07 H2S PPB IB CIVIC CTR 49.3 85.1 66.9 80.0 35.7 15.5 24.2 10.0 M M 1.4 .4 .4 .8 .4 .4 .5 .4 .5 .4 .6 .4 18.6 85.1 01
NESTOR - BES 542.0 91.3 166.6 45.5 48.1 12.0 211.3 38.2 5.9 5.4 M M M 2.3 .6 .4 .3 .4 .3 .3 .5 .4 61.6 542.0 00
SAN YSIDRO 4.6 3.2 7.8 5.0 13.4 3.1 7.2 2.3 4.9 1.8 1.9 1.5 1.4 .9 1.1 2.8 2.6 3.0 8.4 22.8 39.5 34.3 7.8 39.5 20
10 INTMP °C ALPINE 26 27 26 26 26 26 26 26 26 26 26 26 25 25 25 25 25 25 25 26 26 27 26 27 01
CARMEL MT RCH 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 00
CHULA VISTA 25 24 24 24 25 25 24 25 24 24 24 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 24 24 24 24 24 24 24 24 24 24 25 25 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 26 26 26 00
KEARNY MESA 25 25 25 25 24 24 24 24 25 25 25 25 25 25 25 25 25 25 25 24 24 24 25 25 00
OTAY MESA DVN 27 27 27 27 27 27 27 27 27 27 27 26 26 26 26 26 26 26 26 26 27 27 27 27 00
PENDLETON 26 26 26 26 26 26 26 26 26 26 25 25 25 25 25 25 25 25 25 26 26 26 26 26 00
SAN YSIDRO 26 25 25 25 25 26 26 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 26 00
10 INTMP °C        IB CIVIC CTR 26 26 27 26 26 26 26 26 26 25 23 24 24 24 24 25 26 26 26 26 26 26 25 27 02
NESTOR - BES 26 26 26 26 26 26 25 25 25 25 24 24 24 24 24 25 25 25 25 25 25 26 25 26 00
11 PM2.5 µg/M3 ALPINE 2.7 2.9 2.6 2.9 4.5 4.7 5.0 4.7 4.5 3.4 3.9 3.9 4.9 5.9 4.8 5.8 7.0 6.2 6.2 8.1 8.6 7.7 5.0 8.6 20
CARMEL MT RCH 5.0 4.7 4.8 5.4 5.6 5.6 5.5 5.8 5.9 6.0 6.4 7.9 6.6 6.2 6.6 8.2 8.8 8.3 8.8 8.4 8.2 8.9 6.7 8.9 21
CHULA VISTA 7.2 7.4 6.9 6.6 6.5 7.7 7.9 6.6 6.0 6.7 7.5 7.3 7.4 6.5 8.9 9.9 10.8 9.5 9.8 9.7 9.8 10.7 8.0 10.8 16
DOWNTOWN SE 8.3 8.1 7.8 7.9 9.8 9.7 10.2 9.8 6.6 5.8 6.4 6.4 6.3 6.5 8.8 9.7 10.0 10.1 10.1 10.2 10.7 11.0 8.6 11.0 21
EL CAJON LES 5.5 5.5 4.1 4.8 5.2 5.3 5.7 5.9 6.7 6.2 6.3 5.0 6.4 5.6 6.1 7.3 7.4 7.6 8.3 8.3 8.5 9.4 6.4 9.4 21
KEARNY MESA 4.8 5.8 5.9 6.0 6.7 6.8 6.1 6.6 7.6 9.9 8.8 7.7 7.6 6.9 8.3 8.5 9.3 9.2 8.9 9.4 9.5 9.4 7.7 9.9 09
Current Date: 4/6/2026 10:09 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 16.2 16.3 16.6 13.6 6.8 8.2 7.5 7.3 8.0 8.9 8.4 7.4 7.8 6.9 7.2 8.8 8.0 8.1 8.2 10.3 10.5 11.0 9.6 16.6 02
PENDLETON 5.4 5.0 4.8 4.9 4.8 5.0 5.0 4.9 5.5 M M 4.9 4.2 5.3 9.5 9.2 8.6 8.8 9.6 9.9 9.4 11.3 6.8 11.3 21
SAN YSIDRO 7.1 7.3 9.8 9.9 11.4 10.4 11.4 10.4 7.7 9.1 11.0 8.7 9.2 7.3 10.5 12.1 12.9 10.5 10.7 10.4 10.5 11.0 9.9 12.9 16
12 VWDR ° ALPINE 121 94 35 282 26 295 173 128 298 162 204 283 292 279 274 269 277 283 282 190 112 39 0 298 08
CHULA VISTA 117 115 144 116 91 124 119 209 250 173 204 259 275 252 271 275 263 264 264 261 293 337 0 337 21
DOWNTOWN SE 93 76 111 83 169 86 91 142 202 170 212 252 263 242 258 277 280 293 302 317 326 341 0 341 21
EL CAJON LES 123 277 277 110 183 118 173 74 284 120 9 283 283 298 248 256 247 271 266 280 288 318 0 318 21
KEARNY MESA 99 89 97 128 124 85 100 125 163 151 191 289 309 251 276 279 301 282 289 289 296 58 0 309 12
OTAY MESA DVN 91 111 336 8 331 360 343 186 285 251 219 270 283 271 274 277 280 265 263 297 358 2 0 360 05
PENDLETON 72 61 59 68 68 66 63 56 84 187 236 220 221 247 251 251 263 249 199 103 338 199 0 338 20
13 SIGTHETA ° ALPINE 64 22 36 36 25 53 63 43 35 31 36 43 27 33 30 28 24 24 27 29 34 21 35 64 00
CHULA VISTA 15 17 32 21 55 27 42 33 23 54 46 21 20 19 19 18 22 19 18 19 19 20 26 55 04
DOWNTOWN SE 18 18 31 27 39 17 31 26 21 32 46 21 35 21 27 34 27 23 26 22 17 15 26 46 10
EL CAJON LES 40 54 63 36 36 53 55 47 33 37 55 51 24 35 22 22 27 22 17 24 26 18 36 63 02
KEARNY MESA 14 29 12 15 15 11 10 21 19 32 38 17 46 19 14 13 17 11 8 7 7 23 18 46 12
OTAY MESA DVN 30 22 30 15 15 14 45 40 18 42 61 32 13 17 14 13 12 10 14 18 30 31 24 61 10
PENDLETON 6 8 9 10 12 8 8 12 17 29 18 15 14 9 9 10 14 10 12 18 44 24 14 44 20
14 VWSP MPH ALPINE .9 1.6 .2 1.4 1.4 .6 .2 .9 2.2 1.2 2.0 3.7 6.6 5.4 6.3 6.9 5.2 4.1 2.5 1.1 1.2 1.7 .0 6.9 15
CHULA VISTA 2.2 2.2 .9 1.9 .4 1.3 1.5 1.6 3.6 1.0 2.0 9.4 7.8 8.6 10.0 8.0 6.4 6.3 4.2 3.1 2.3 1.6 .0 10.0 14
DOWNTOWN SE 2.0 2.0 1.0 1.7 1.2 2.2 2.9 2.2 3.3 3.1 3.9 7.4 5.0 7.2 8.0 5.1 5.9 4.7 4.2 3.7 3.7 2.7 .0 8.0 14
EL CAJON LES 1.2 .6 .3 2.0 1.2 .9 .8 1.2 1.7 2.8 .7 3.5 7.7 5.7 9.7 7.7 5.5 5.1 5.6 2.8 1.4 2.3 .0 9.7 14
KEARNY MESA 3.2 1.8 2.2 2.9 2.1 2.8 2.9 2.3 3.8 5.0 3.2 10.8 4.6 10.2 13.0 11.2 7.8 7.9 4.9 3.9 3.6 2.3 .0 13.0 14
OTAY MESA DVN 1.8 1.8 .8 2.4 4.0 2.8 1.4 1.6 4.8 1.4 1.2 9.4 12.1 10.5 11.9 10.4 9.8 8.4 3.3 2.9 1.8 1.9 .0 12.1 12
PENDLETON 5.0 4.6 4.9 3.8 4.3 5.3 5.5 4.0 3.9 2.0 5.5 5.0 8.2 10.2 10.1 7.3 5.3 6.3 5.5 3.6 1.1 1.3 .0 10.2 13
15 SWSP MPH ALPINE 1.5 1.8 1.5 1.9 1.9 1.1 1.0 1.8 2.4 2.2 3.5 5.2 7.3 6.4 7.3 7.7 5.6 4.5 2.7 1.8 1.7 2.6 3.3 7.7 15
CHULA VISTA 2.3 2.3 1.3 2.0 1.1 1.5 2.0 2.6 3.9 2.6 4.1 10.0 8.2 9.1 10.5 8.4 6.9 6.6 4.5 3.2 2.5 1.7 4.4 10.5 14
DOWNTOWN SE 2.2 2.2 1.3 1.8 1.8 2.3 3.1 2.9 3.9 4.2 5.8 8.2 6.1 8.4 9.0 6.0 6.7 5.3 4.8 4.0 3.9 2.8 4.4 9.0 14
EL CAJON LES 1.5 1.0 1.6 2.4 2.0 1.8 1.6 2.1 2.0 3.3 2.6 4.9 8.5 6.6 10.4 8.2 6.1 5.6 5.8 3.1 2.0 2.4 3.9 10.4 14
KEARNY MESA 3.3 2.5 2.8 3.5 2.3 2.9 3.0 3.2 4.3 6.2 5.1 11.3 5.8 11.0 13.8 11.5 8.2 8.1 4.9 4.0 3.7 2.6 5.6 13.8 14
OTAY MESA DVN 2.7 2.4 1.8 3.0 4.2 3.0 2.1 2.9 5.1 3.5 3.7 11.1 12.4 11.1 12.6 10.9 10.1 8.6 3.4 3.8 1.9 2.1 5.6 12.6 14
PENDLETON 5.0 4.7 4.9 3.9 4.5 5.4 5.5 4.3 4.1 3.3 5.8 5.4 8.4 10.3 10.2 7.4 5.5 6.4 6.5 3.7 1.5 1.5 5.4 10.3 13
16 AMBTEMP °F ALPINE 62.9 63.1 63.1 61.5 60.6 60.0 60.4 61.2 61.4 63.3 65.8 70.2 71.8 72.9 74.2 71.1 67.9 65.2 62.5 59.1 57.6 57.3 64.2 74.2 14
CARMEL MT RCH 61.6 62.0 61.8 61.5 61.0 61.5 61.7 63.3 64.8 66.7 71.5 73.4 75.8 77.8 74.2 71.1 70.4 68.1 63.2 61.8 61.1 59.9 66.1 77.8 13
CHULA VISTA 62.0 61.4 61.5 61.9 62.2 62.8 63.6 65.4 65.4 67.0 72.7 69.9 69.7 71.3 68.7 68.2 68.1 66.5 64.4 63.7 63.4 62.6 65.6 72.7 10
DOWNTOWN SE 62.2 61.8 61.8 62.0 62.6 62.3 62.8 64.3 64.5 66.9 70.6 71.1 72.8 73.4 70.2 69.7 68.7 66.1 63.8 62.9 62.5 62.0 65.7 73.4 13
EL CAJON LES 61.0 60.9 60.9 60.7 60.6 61.0 61.7 63.5 65.3 66.5 72.2 77.3 78.0 80.3 78.1 75.6 74.5 72.8 67.4 65.1 63.4 62.6 67.7 80.3 13
KEARNY MESA 59.3 59.8 60.2 60.0 61.2 61.6 61.8 64.0 65.1 67.4 72.2 72.8 75.2 76.2 72.8 70.4 69.5 66.0 62.3 60.9 60.3 58.5 65.3 76.2 13
OTAY MESA DVN 62.6 62.4 61.6 61.7 60.6 61.4 61.7 64.3 65.3 66.5 71.8 74.9 71.2 73.8 72.5 69.2 68.2 65.5 62.0 60.5 60.3 60.3 65.4 74.9 11
PENDLETON 61.8 61.5 61.2 61.2 61.3 60.6 61.4 62.6 65.2 66.3 67.2 68.9 69.3 69.2 68.6 68.0 67.3 66.2 65.0 64.8 63.6 63.4 64.8 69.3 12
Current Date: 4/6/2026 10:09 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 62.7 61.8 62.3 62.9 63.1 63.7 64.2 66.4 66.6 68.3 73.8 72.3 71.9 73.2 70.9 69.9 68.1 66.0 64.4 63.5 63.1 62.1 66.4 73.8 10
17 RELHUM % ALPINE 30 32 30 35 40 41 40 40 42 35 39 28 32 39 30 41 49 49 51 79 84 74 44 84 20
EL CAJON LES 61 59 47 56 63 63 72 74 74 73 50 30 45 27 36 44 42 43 68 75 81 84 58 84 21
KEARNY MESA 62 71 67 72 80 87 82 85 85 76 54 63 43 39 57 57 63 78 90 94 95 97 73 97 21
18 PRES mmHg EL CAJON LES 749 749 749 749 749 750 750 750 751 750 750 750 749 749 749 749 749 749 749 750 750 750 750 751 08
KEARNY MESA 750 750 750 750 750 750 751 751 751 751 751 751 750 750 750 750 750 750 750 751 751 751 750 751 06
19 SOLAR W/M2 EL CAJON LES 0 1 1 1 1 5 30 100 141 290 781 892 934 867 724 535 311 87 0 -2 -2 -1 259 934 12
KEARNY MESA 2 2 2 2 2 6 32 75 168 475 804 899 928 853 717 541 316 102 4 1 1 1 270 928 12
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 0 2 7 10 19 45 50 52 47 38 27 15 5 0 0 0 0 14 52 12
25 NOY EL CAJON LES 6.37 7.14 5.61 6.03 5.77 C C 6.19 8.83 4.61 3.67 3.22 4.26 2.72 3.95 2.86 2.86 2.80 3.71 3.76 4.19 4.60 4.65 8.83 08
26 NOY-NO EL CAJON LES 6.36 7.11 5.59 6.01 5.54 C C 5.67 7.76 4.17 3.14 2.81 3.66 2.43 3.28 2.11 2.36 2.61 3.45 3.67 4.00 4.37 4.30 7.76 08
27 NO Trace EL CAJON LES .01 .03 .02 .02 .23 C C .52 1.06 .44 .53 .40 .59 .29 .67 .74 .50 .18 .25 .08 .18 .22 .34 1.06 08
28 SO2 Tr PPB EL CAJON LES .0 .0 C C C .0 .0 .0 .0 .1 .1 .1 .1 .1 .1 .0 .0 .0 .0 .0 .0 .2 .0 .2 21
29 CO Tr PPB EL CAJON LES 263.5 266.4 C C C 271.7 311.5 238.6 288.9 214.4 205.5 194.8 204.2 164.1 191.4 175.6 165.5 167.6 203.0 195.3 199.0 209.1 217.3 311.5 06
BCarbon ug/m3 10TH AVE MARIN .50 .46 .69 .62 1.21 1.41 < 1.13 .28 < .28 < < .27 .25 .18 .27 .16 .20 .21 .32 .33 .49 1.41 05
ALPINE .10 .11 < .13 < < < .48 .59 < .27 < .21 .23 < < .11 < .13 .27 .27 < .24 .59 08
BOSTON AVE .67 .59 .59 .54 .98 .94 1.37 .98 .45 .59 .31 .25 .36 .25 .24 .28 .26 .23 .26 .83 .42 .31 .53 1.37 06
CHICANO PARK .66 .60 .52 < .87 .82 1.14 .86 < .40 .31 .26 .29 < < < .25 .16 < .27 .27 < .51 1.14 06
DOWNTOWN SE .58 < < < .73 .78 < .85 .36 .36 .34 .23 .25 .24 .17 < .41 < < .23 < .24 .41 .85 07
OCEANVIEW BLV .98 .75 .71 .57 .60 .66 .83 .87 .48 .41 .31 .28 .30 .29 < < < < .34 .23 .30 .29 .51 .98 00
OTAY MESA DVN 2.20 2.31 1.98 1.59 .51 .33 .29 .43 .50 < < < .21 .19 .13 .10 .09 < .11 .12 < < .69 2.31 01
SAN YSIDRO .45 .69 1.32 1.12 1.22 .81 .96 .67 < .43 .63 .25 < < .14 .12 .13 .15 .17 .18 .13 .17 .51 1.32 02
PM10 STD ALPINE 8.0 10.1 8.9 9.4 17.0 18.3 22.2 25.0 24.9 16.9 20.3 20.1 26.4 26.6 23.9 29.9 27.8 27.7 27.2 27.8 26.2 26.8 21.4 29.9 15
CARMEL MT RCH 17.2 16.6 15.2 18.4 18.3 17.4 20.9 22.3 19.5 22.6 23.4 31.8 30.6 33.3 30.9 36.7 28.9 29.6 26.5 23.7 24.0 21.9 24.0 36.7 15
CHULA VISTA 21.8 23.6 21.0 23.1 21.2 28.2 30.4 25.4 20.7 24.1 29.8 28.3 25.5 24.7 26.7 28.8 32.8 30.2 28.0 27.0 26.9 26.6 26.1 32.8 16
DOWNTOWN SE 24.2 23.3 21.2 21.5 30.6 32.1 36.4 44.6 25.1 22.7 27.7 24.7 26.4 26.1 28.3 28.4 31.4 29.2 28.0 28.2 27.4 28.7 28.0 44.6 07
EL CAJON LES 16.7 17.6 13.5 15.5 14.3 17.3 20.8 21.9 26.6 24.9 27.1 23.7 28.4 26.3 30.9 28.4 30.4 30.8 29.3 26.8 25.3 26.4 23.7 30.9 14
KEARNY MESA 16.3 19.2 17.2 19.7 21.3 21.8 22.8 23.1 27.7 36.2 33.7 32.1 37.0 35.0 33.1 31.4 32.4 28.7 25.9 26.3 24.6 25.5 26.8 37.0 12
OTAY MESA DVN 76.3 64.4 70.5 58.2 24.8 32.6 28.3 34.9 37.5 39.3 50.1 56.1 33.5 34.9 35.8 31.9 31.6 28.0 28.7 30.1 30.7 37.7 40.7 76.3 00
PENDLETON 17.3 17.0 15.8 16.8 16.4 16.8 17.8 17.8 23.0 M M 18.6 15.8 20.0 28.3 27.9 25.1 26.9 29.4 27.4 25.7 29.4 21.6 29.4 18
SAN YSIDRO 25.9 25.8 33.8 31.9 32.3 33.5 40.6 37.3 27.6 34.3 46.3 37.6 32.1 33.8 32.9 38.1 39.0 32.8 34.2 32.8 33.1 32.6 34.0 46.3 10
RAINFALL EL CAJON LES .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 00