Current Date: 4/10/2026 11:09 PM
Daily Parameter Report
4/10/2026
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 .044 .050 C C .045 .044 .037 .039 .037 .035 .036 .045 .043 .041 .039 .036 .035 .035 .033 .029 .028 .028 .026 .037 .050 01
CHULA VISTA .020 .020 C C .018 .015 .016 .018 .023 .029 .036 .041 .039 .036 .033 .034 .035 .031 .025 .025 .025 .024 .024 .027 .041 11
DOWNTOWN SE .026 .024 C C .024 .022 .021 .020 .021 .025 .034 .038 .036 .031 .031 .031 .029 .026 .023 .024 .022 .020 .022 .026 .038 11
EL CAJON LES .014 .013 C C C .007 .011 .017 .024 .034 .039 .038 .041 .039 .035 .032 .032 .029 .026 .023 .021 .023 .024 .026 .041 12
KEARNY MESA .013 .012 C C .020 .021 .021 .019 .023 .033 .037 .040 .038 .036 .035 .033 .031 .028 .025 .025 .025 .024 .023 .026 .040 11
OTAY MESA DVN .021 .019 C C .013 .014 .013 .015 .021 .030 .039 .041 .039 .036 .035 .034 .032 .029 .024 .021 .021 .022 .023 .025 .041 11
PENDLETON .034 .034 C C .033 .032 .029 .029 .028 .033 .036 .035 .032 .032 .032 .031 .028 .024 .022 .024 .024 .025 .022 .029 .036 10
03 NO2 PPB ALPINE 2.6 2.3 C C 1.5 2.0 3.3 3.0 1.7 1.7 1.6 2.9 2.7 2.0 1.8 1.8 2.5 3.1 5.5 6.2 5.2 3.9 3.5 2.8 6.2 19
CARMEL MT RCH 5.5 5.2 C C 7.3 10.6 8.7 7.5 6.2 M M M M M M M M M 6.3 7.2 5.1 4.9 3.7 6.5 10.6 05
CHULA VISTA 8.6 7.3 C C 5.4 8.2 7.8 6.9 8.1 7.4 4.6 3.6 2.3 2.0 2.0 1.8 2.1 2.4 1.6 2.3 1.5 1.2 1.5 4.2 8.6 00
DOWNTOWN SE 4.2 4.4 C C 5.0 7.2 8.2 8.5 11.3 12.4 6.3 4.6 4.0 3.4 3.8 3.0 3.7 4.2 5.9 4.5 2.4 4.4 3.3 5.4 12.4 09
EL CAJON LES 5.0 4.4 C C C 7.6 4.8 5.8 6.0 3.9 4.4 4.3 2.2 2.9 3.1 3.7 3.4 4.6 4.6 4.0 5.0 3.1 1.6 4.2 7.6 05
KEARNY MESA 8.5 6.2 C C 3.6 6.1 6.1 4.1 4.0 5.3 3.6 2.0 1.7 1.5 1.6 1.5 1.0 2.0 1.7 1.5 1.6 1.2 .9 3.1 8.5 00
OTAY MESA DVN 3.4 3.8 C C 6.0 5.5 8.6 13.0 21.5 18.9 5.8 3.4 2.2 2.0 1.7 1.7 1.7 2.3 2.5 1.9 1.7 1.6 1.2 5.2 21.5 08
PENDLETON 2.4 2.2 C C 1.7 2.2 3.0 2.2 1.9 1.7 1.2 1.0 .9 .9 1.6 .8 .7 .6 .6 .7 .9 1.1 1.3 1.4 3.0 06
SAN YSIDRO 4.6 5.3 C C 8.8 9.4 8.5 10.0 12.1 6.0 4.4 2.4 2.1 2.4 2.4 2.6 3.0 3.3 3.5 4.2 3.9 2.9 2.8 4.9 12.1 08
06 CO PPM CARMEL MT RCH .2 .2 C C .2 .4 .4 .5 .4 M C C M M M M M M .3 .3 .3 .3 .2 .3 .5 07
SAN YSIDRO .2 .2 C C .2 .3 .3 .4 .4 .3 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .4 07
07 H2S PPB IB CIVIC CTR .5 .6 .5 .6 .7 9.9 12.4 1.0 .9 .6 .4 .4 .4 .4 .4 .4 .4 .4 .4 .4 .4 .4 .4 1.4 12.4 06
NESTOR - BES .8 1.7 .7 .7 .7 42.5 1.1 1.0 1.3 .7 .7 .5 .3 .4 .4 1.0 .8 .7 1.1 .7 .3 .3 .3 2.5 42.5 05
SAN YSIDRO 25.1 1.9 .7 .7 .9 1.0 1.1 1.5 1.8 6.3 3.5 1.5 2.0 1.6 1.3 1.1 .9 1.0 1.4 2.9 6.3 14.9 16.7 4.1 25.1 00
10 INTMP °C ALPINE 27 27 26 27 27 27 27 26 25 25 25 24 25 25 25 25 25 25 25 26 26 26 27 26 27 00
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 26 00
CHULA VISTA 24 24 24 24 24 24 25 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 25 06
DOWNTOWN SE 25 25 25 25 25 25 25 25 25 24 24 24 24 24 23 23 23 23 24 24 25 25 25 24 25 00
EL CAJON LES 26 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 24 24 24 25 24 24 24 24 25 24 25 25 24 25 25 25 25 25 25 25 24 24 25 25 25 03
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 27 00
PENDLETON 26 26 26 26 26 26 26 26 25 25 25 25 25 25 25 25 25 25 25 26 26 26 26 26 26 00
SAN YSIDRO 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 26 25 25 26 21
10 INTMP °C        IB CIVIC CTR 26 26 26 26 26 26 26 26 25 24 24 24 24 24 24 25 26 26 26 26 26 26 26 25 26 00
NESTOR - BES 26 25 26 26 26 26 26 25 25 25 24 24 24 24 24 25 25 25 26 26 26 25 26 25 26 00
11 PM2.5 µg/M3 ALPINE 5.5 5.8 4.6 3.9 3.6 3.5 3.5 3.4 2.0 1.6 1.8 4.6 3.8 3.2 3.0 2.6 2.7 3.1 5.0 5.9 7.0 6.0 5.3 3.9 7.0 20
CARMEL MT RCH 8.1 8.3 6.4 6.8 6.3 5.8 5.6 6.3 7.9 6.1 6.7 7.9 5.7 4.6 4.0 3.6 4.0 3.6 3.5 3.0 2.5 2.1 1.9 5.2 8.3 01
CHULA VISTA 8.2 10.3 11.7 11.9 11.5 12.1 13.2 15.5 21.3 17.5 12.1 12.5 8.2 6.3 5.3 5.5 4.6 4.4 3.2 3.2 2.0 1.6 1.7 8.8 21.3 08
DOWNTOWN SE 9.1 9.6 11.1 11.2 11.8 11.8 12.4 15.2 17.1 15.5 10.1 8.9 7.7 5.1 4.9 4.2 4.0 3.7 3.3 3.5 2.2 2.4 2.3 8.1 17.1 08
EL CAJON LES 7.7 8.4 8.1 7.0 6.2 6.6 7.4 8.6 9.2 7.2 8.3 5.8 4.4 4.3 3.9 3.5 3.4 3.9 4.0 3.6 4.2 3.4 2.6 5.7 9.2 08
KEARNY MESA 7.7 6.5 5.8 8.3 8.2 10.4 10.7 9.8 12.0 13.5 11.5 8.3 6.2 4.9 4.1 3.8 3.5 3.1 3.2 3.0 2.6 2.1 2.1 6.5 13.5 09
Current Date: 4/10/2026 11:09 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 9.0 9.8 11.9 13.9 11.7 11.6 13.1 23.7 29.7 20.8 15.0 9.7 6.0 4.7 3.8 3.6 3.7 3.7 3.3 2.8 2.7 2.3 1.7 9.4 29.7 08
PENDLETON 8.3 7.9 6.9 7.3 7.6 7.5 7.6 7.8 7.9 8.2 7.3 6.0 4.2 4.5 4.0 3.8 3.1 2.5 2.2 2.4 2.7 3.5 3.7 5.5 8.3 00
SAN YSIDRO 9.0 10.1 13.6 15.5 17.9 19.4 18.9 25.3 27.4 19.6 17.1 7.8 5.6 4.4 3.7 4.3 3.7 3.2 2.8 2.7 3.4 3.0 2.7 10.4 27.4 08
12 VWDR ° ALPINE 48 87 101 71 97 107 114 143 200 233 241 242 233 214 216 211 223 219 234 259 244 212 224 0 259 19
CHULA VISTA 330 59 28 78 56 83 76 87 144 261 267 257 262 248 246 251 249 247 238 269 275 283 306 0 330 00
DOWNTOWN SE 337 50 36 353 324 33 61 179 216 237 272 254 253 252 247 253 257 244 248 242 261 303 327 0 353 03
EL CAJON LES 80 94 104 106 99 117 73 21 296 259 236 221 231 249 247 233 255 215 208 198 190 225 269 0 296 08
KEARNY MESA 16 45 8 114 230 291 13 64 175 219 233 272 270 271 268 280 284 279 288 292 283 286 264 0 292 19
OTAY MESA DVN 345 22 132 30 350 335 355 306 227 259 280 279 285 288 287 289 289 263 276 285 281 274 281 0 355 06
PENDLETON 145 60 22 4 46 25 41 24 277 239 250 256 249 255 257 257 251 244 240 244 243 270 301 0 301 22
13 SIGTHETA ° ALPINE 57 39 35 36 19 13 14 34 49 59 32 31 29 24 24 20 29 25 23 25 29 22 24 30 59 09
CHULA VISTA 40 40 33 38 45 25 17 45 54 22 22 23 22 22 20 21 23 20 18 25 24 23 23 28 54 08
DOWNTOWN SE 35 59 62 67 33 23 39 65 60 22 23 27 26 27 24 25 25 25 24 28 33 32 27 35 67 03
EL CAJON LES 41 15 17 13 29 54 37 70 60 35 33 27 24 34 33 26 26 17 14 17 15 26 20 30 70 07
KEARNY MESA 16 6 11 37 49 36 50 47 62 35 25 19 18 21 20 18 15 14 8 9 11 11 46 25 62 08
OTAY MESA DVN 14 48 37 19 12 26 19 43 43 25 14 17 13 12 13 13 14 10 10 12 13 24 11 20 48 01
PENDLETON 30 24 21 17 31 18 31 34 45 11 10 12 12 12 12 12 14 14 13 12 14 17 16 19 45 08
14 VWSP MPH ALPINE .7 1.2 1.5 .6 1.3 1.5 2.3 2.7 2.7 2.3 5.6 5.9 6.6 7.5 7.4 7.7 5.3 4.4 3.2 2.2 2.4 3.6 3.1 .0 7.7 15
CHULA VISTA 1.3 1.5 1.6 1.4 1.6 1.9 3.4 1.5 .5 6.1 6.6 6.9 7.1 7.4 7.4 6.9 6.1 5.7 4.1 3.6 4.0 4.5 3.5 .0 7.4 13
DOWNTOWN SE 1.8 1.2 1.3 1.2 1.4 2.2 1.9 .5 2.3 5.8 5.6 5.9 6.1 6.8 7.1 6.6 6.0 5.0 3.7 3.8 3.2 2.7 3.2 .0 7.1 14
EL CAJON LES 1.2 3.0 2.9 2.2 1.8 .6 1.4 .8 1.2 3.4 5.2 7.5 7.6 6.3 5.9 6.6 5.8 7.7 8.3 4.4 4.6 3.0 3.9 .0 8.3 18
KEARNY MESA 1.9 3.9 2.7 1.1 .6 2.2 1.5 1.2 1.6 4.5 7.1 8.6 9.1 8.2 8.0 9.1 8.7 6.4 6.3 5.0 4.8 4.4 1.1 .0 9.1 12
OTAY MESA DVN 4.1 1.9 .9 2.2 3.0 2.3 2.4 1.4 1.6 5.7 10.0 8.9 9.3 10.2 9.2 9.3 8.3 7.5 5.5 3.8 4.0 3.9 5.3 .0 10.2 13
PENDLETON 1.7 1.5 2.4 3.1 2.3 3.2 2.9 3.7 1.7 7.9 8.4 8.1 8.3 9.0 8.6 7.9 6.8 6.7 6.7 6.6 5.9 3.5 4.3 .0 9.0 13
15 SWSP MPH ALPINE 1.0 1.3 1.6 1.2 1.3 1.6 2.4 3.1 3.5 3.9 6.6 7.1 7.6 8.2 8.1 8.2 5.9 4.8 3.5 2.4 2.6 3.8 3.4 4.0 8.2 13
CHULA VISTA 2.6 2.1 2.0 1.8 2.2 2.1 3.6 2.0 2.2 6.5 7.1 7.4 7.8 7.9 7.8 7.3 6.6 6.0 4.3 3.9 4.5 4.9 3.8 4.6 7.9 13
DOWNTOWN SE 2.6 1.9 2.3 1.8 1.9 2.4 2.6 2.0 3.8 6.3 6.2 6.6 7.0 7.5 7.7 7.3 6.5 5.5 4.1 4.3 3.9 3.8 3.4 4.4 7.7 14
EL CAJON LES 1.5 3.2 3.1 2.3 1.9 1.1 1.6 1.7 2.0 3.9 6.4 8.3 8.4 7.5 7.0 7.2 6.5 8.4 8.6 4.7 4.8 4.4 4.3 4.7 8.6 18
KEARNY MESA 2.4 3.9 3.0 2.0 2.5 2.5 2.3 2.9 3.0 5.2 7.9 9.1 9.5 8.7 8.5 9.6 9.0 6.6 6.4 5.1 4.9 4.5 1.6 5.3 9.6 15
OTAY MESA DVN 4.4 2.5 1.6 2.4 3.1 2.4 2.6 1.7 2.8 6.4 10.3 9.5 9.6 10.4 9.5 9.6 8.6 7.6 5.6 3.9 4.2 4.2 5.5 5.6 10.4 13
PENDLETON 2.0 2.2 2.5 3.3 2.7 3.4 3.3 4.3 3.7 8.1 8.6 8.2 8.5 9.2 8.7 8.1 6.9 6.9 6.9 6.8 6.1 3.8 4.7 5.6 9.2 13
16 AMBTEMP °F ALPINE 60.8 60.6 60.2 59.7 60.2 59.7 60.8 65.1 67.7 70.4 72.3 72.8 73.2 73.9 72.8 71.3 69.2 65.5 60.0 57.1 55.9 55.3 54.4 64.3 73.9 13
CARMEL MT RCH 59.5 59.5 59.0 58.8 58.3 58.0 58.1 59.1 64.7 71.1 74.4 74.9 75.3 75.1 74.1 72.5 69.2 65.5 61.8 61.0 60.7 60.5 60.4 64.8 75.3 12
CHULA VISTA 64.4 63.7 63.2 62.7 61.7 61.6 61.8 63.8 68.2 68.8 68.2 69.0 68.9 68.9 68.2 67.5 65.7 63.7 62.4 62.4 62.6 62.9 63.2 64.9 69.0 11
DOWNTOWN SE 63.0 62.6 62.0 61.7 61.4 61.5 62.0 64.3 67.9 69.5 70.3 71.3 71.4 70.0 69.9 68.5 66.4 64.2 62.0 62.0 62.1 62.4 62.7 65.2 71.4 12
EL CAJON LES 61.3 61.4 59.0 58.2 57.2 56.6 59.2 63.3 68.4 74.5 77.1 78.2 78.0 78.6 78.3 77.1 74.2 68.9 63.7 61.9 62.2 62.3 62.2 67.0 78.6 13
KEARNY MESA 58.9 58.2 59.6 60.4 60.0 59.6 60.0 61.5 66.5 70.8 73.3 73.4 72.9 M 72.0 70.4 67.0 64.6 61.5 61.5 61.8 61.6 61.7 64.4 73.4 11
OTAY MESA DVN 60.3 59.6 59.3 58.5 56.8 54.9 56.7 61.9 69.3 74.5 72.8 73.1 72.7 71.9 71.1 69.4 66.8 64.0 60.1 59.0 59.2 60.1 60.5 64.0 74.5 09
PENDLETON 64.8 64.6 64.0 63.8 63.5 62.9 62.9 63.5 65.0 65.9 66.9 68.1 68.3 68.9 67.5 66.3 64.8 63.8 63.6 63.9 64.2 64.4 63.9 65.0 68.9 13
Current Date: 4/10/2026 11:09 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 64.1 64.5 63.9 62.9 62.7 62.4 63.2 65.1 68.2 70.1 70.3 70.7 70.7 70.2 69.4 68.2 65.8 63.9 63.1 63.2 63.6 63.6 63.5 65.8 70.7 11
17 RELHUM % ALPINE 66 65 61 61 59 59 60 52 45 41 39 41 41 40 41 45 50 61 85 95 97 94 96 61 97 20
EL CAJON LES 91 91 91 90 87 89 86 74 63 49 45 42 41 42 45 47 52 68 82 86 84 81 79 70 91 00
KEARNY MESA 99 100 100 100 100 100 100 96 81 67 64 61 55 38 57 60 69 74 82 82 79 80 79 79 100 01
18 PRES mmHg EL CAJON LES 748 748 748 747 747 748 748 749 748 748 748 748 748 748 747 747 747 747 748 748 749 749 749 748 749 07
KEARNY MESA 749 749 748 748 748 749 749 749 749 750 750 749 749 749 749 748 748 748 749 749 750 750 750 749 750 09
19 SOLAR W/M2 EL CAJON LES 1 2 -2 -1 -1 18 181 393 605 782 904 966 979 901 780 567 319 95 1 0 2 2 2 326 979 12
KEARNY MESA 1 1 1 1 1 5 47 247 628 797 912 961 901 871 734 551 323 105 4 2 2 1 1 309 961 11
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 1 9 21 33 43 50 54 54 49 41 29 16 5 0 0 0 0 0 18 54 11
25 NOY EL CAJON LES 5.41 4.77 3.58 3.74 3.80 C C 10.16 10.05 6.19 6.96 6.58 3.67 4.58 4.59 5.23 4.43 4.88 4.46 3.95 4.75 3.01 1.61 5.06 10.16 07
26 NOY-NO EL CAJON LES 5.37 4.75 3.56 3.70 3.76 C C 6.02 6.34 4.46 5.17 4.64 2.89 3.36 3.32 3.71 3.40 4.23 4.12 3.74 4.40 2.89 1.50 4.06 6.34 08
27 NO Trace EL CAJON LES .03 .01 .02 .04 .03 C C 4.14 3.71 1.72 1.79 1.94 .77 1.22 1.26 1.52 1.03 .65 .33 .21 .34 .12 .11 .99 4.14 07
28 SO2 Tr PPB EL CAJON LES .0 .0 C C C .0 .0 .0 .1 .1 .1 .1 .0 .1 .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 .1 08
29 CO Tr PPB EL CAJON LES 204.2 194.4 C C C 270.4 255.4 283.2 290.3 238.4 229.6 189.3 162.0 172.7 173.5 183.1 175.8 176.8 160.7 154.4 159.8 138.4 133.1 197.2 290.3 08
BCarbon ug/m3 10TH AVE MARIN < .26 < < .42 .42 .55 .67 < .74 .33 .73 < .21 .17 < < .18 .15 .14 .15 .11 .19 .34 .74 09
ALPINE .13 .13 .10 .08 < .08 .14 .11 < .05 < < .20 < < < < .14 .27 .21 .17 .14 .14 .14 .27 18
BOSTON AVE .28 .29 .56 .55 .58 .66 .79 .88 .89 .43 .34 .42 .39 .22 .18 .22 .20 .13 .21 .17 .11 .15 .22 .39 .89 08
CHICANO PARK .24 < < < .31 < .48 .64 < < .31 .36 .27 < < .22 < .19 < .12 < .14 .23 .29 .64 07
DOWNTOWN SE < < .39 < < .35 .40 .64 .80 .86 .48 .49 .38 .25 .23 .20 .19 .19 .22 .12 .06 .09 .11 .34 .86 09
OCEANVIEW BLV 1.21 < 2.70 .35 .38 .36 < .66 .93 < .41 .41 .31 .22 < .25 .34 .18 .30 .14 .09 .14 .09 .50 2.70 02
OTAY MESA DVN .34 .50 .68 1.32 < .87 < < < 2.23 .81 < .22 .14 .10 .11 .15 .11 .10 .07 .06 < .04 .46 2.23 09
SAN YSIDRO < < .44 < .91 1.04 .92 < < .71 .53 .19 .13 .08 < .10 .11 .11 .08 .19 .19 < .21 .37 1.04 05
PM10 STD ALPINE 16.7 18.4 12.5 10.8 11.3 9.9 11.0 10.8 6.5 5.1 8.8 14.6 13.7 15.8 10.9 8.3 9.5 9.6 13.0 12.4 12.9 9.8 9.3 11.3 18.4 01
CARMEL MT RCH 19.1 17.7 10.7 11.7 10.8 9.9 9.9 13.1 15.8 15.9 16.5 24.6 17.5 15.5 12.8 10.4 11.1 8.8 8.4 6.9 5.9 5.6 5.1 12.3 24.6 11
CHULA VISTA 21.4 22.9 24.9 25.2 23.1 26.0 26.8 29.8 46.6 39.6 29.8 30.0 22.0 16.7 13.1 13.8 10.9 11.3 7.8 7.6 4.4 3.9 4.9 20.1 46.6 08
DOWNTOWN SE 20.1 20.7 22.7 22.7 23.0 23.5 27.4 30.7 37.6 44.0 28.3 30.9 18.5 15.2 17.4 10.7 9.1 9.8 8.2 8.4 5.1 5.7 5.9 19.3 44.0 09
EL CAJON LES 18.3 20.6 19.5 17.9 16.0 18.7 21.3 23.7 25.4 21.8 25.0 19.0 17.2 14.2 13.0 12.1 10.7 11.7 10.2 8.7 8.8 6.7 6.1 15.9 25.4 08
KEARNY MESA 19.4 14.9 13.0 18.4 15.7 19.6 20.6 19.4 24.6 31.2 29.7 24.0 18.3 15.9 11.8 12.4 9.6 7.8 7.4 7.4 5.8 4.9 4.9 15.5 31.2 09
OTAY MESA DVN 20.9 22.3 27.2 32.8 28.7 46.9 46.9 66.7 129.5 89.8 42.7 31.2 22.7 21.6 16.1 13.8 11.1 12.7 9.1 7.7 7.0 5.4 5.0 31.2 129.5 08
PENDLETON 26.2 23.0 16.4 16.5 17.3 16.6 17.1 18.2 19.5 19.4 21.4 17.1 13.3 16.2 12.6 13.3 9.9 6.5 6.2 6.6 7.4 13.4 15.9 15.2 26.2 00
SAN YSIDRO 24.0 24.0 30.5 33.0 38.4 39.3 37.9 57.6 62.8 46.7 38.1 20.2 19.0 15.6 12.4 11.3 10.6 9.9 9.2 9.4 11.1 12.6 11.0 25.4 62.8 08
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 00