Current Date: 4/9/2026 10:09 PM
Daily Parameter Report
4/9/2026
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 .052 .049 .052 .053 .054 C C M M M M C C C .049 .047 .045 .041 .036 .031 .029 .033 .043 .054 04
CHULA VISTA .024 .026 C C .025 .015 .009 .019 .032 .039 .041 .040 .035 .033 .034 .029 .028 .028 .028 .030 .028 .025 .028 .041 10
DOWNTOWN SE .021 .015 .018 .027 .031 .026 .020 .025 .035 .037 .038 .036 .030 .028 .030 .030 .028 .028 .023 .025 .027 .020 .027 .038 10
EL CAJON LES .017 .019 C C C .021 .025 .025 .031 .042 .051 .048 .047 .037 .034 .034 .036 .029 .025 .021 .018 .016 .030 .051 10
KEARNY MESA .014 .012 C C .026 .012 .009 .023 .029 .038 .045 .047 .043 .036 .036 .037 .041 .034 .031 .026 .024 .021 .029 .047 11
OTAY MESA DVN .016 .021 .024 .017 .007 .008 .006 C C M M .050 .045 .039 .035 .034 .033 .028 .024 .022 .023 .021 .025 .050 11
PENDLETON .021 .018 C C .016 .013 .014 .024 .036 .039 .044 .042 .036 .038 .038 .039 .038 .036 .033 .032 .035 .036 .031 .044 10
03 NO2 PPB ALPINE 2.1 2.5 2.0 2.0 2.6 C C 4.2 M M M C C C 2.6 2.9 4.1 6.3 6.6 8.6 7.2 5.5 4.2 8.6 19
CARMEL MT RCH 7.0 13.9 C C 6.2 12.3 14.5 9.3 14.6 M M M M M M 10.3 9.6 9.7 9.5 7.5 8.9 7.7 10.0 14.6 08
CHULA VISTA 6.5 5.1 C C 7.1 11.5 14.1 12.5 9.8 4.7 2.4 2.1 1.8 1.7 2.1 2.0 1.9 2.3 3.1 1.9 1.8 3.1 4.8 14.1 06
DOWNTOWN SE 8.2 12.3 11.2 5.8 5.8 9.2 13.4 10.7 5.9 2.9 2.5 2.5 2.6 2.6 3.8 3.1 3.3 3.7 7.7 6.0 5.2 11.2 6.3 13.4 06
EL CAJON LES 4.9 3.7 C C C 4.5 4.7 7.6 8.4 6.1 3.1 1.5 1.8 1.4 2.2 4.2 4.4 6.0 6.3 6.6 6.6 5.6 4.7 8.4 08
KEARNY MESA 10.2 8.1 C C 5.5 9.8 12.7 9.9 11.1 9.9 5.4 3.0 2.7 2.2 1.8 1.6 2.4 2.5 3.1 3.4 6.1 5.2 5.8 12.7 06
OTAY MESA DVN 17.3 10.0 8.0 13.1 21.9 22.4 27.3 C C M M 6.0 3.5 2.5 2.0 1.9 1.8 2.3 2.9 3.8 3.4 3.4 8.5 27.3 06
PENDLETON 6.0 4.5 C C 4.8 5.7 9.2 6.1 3.3 3.1 3.1 3.6 1.6 1.0 .9 .9 .9 .9 1.1 1.3 1.3 1.6 3.0 9.2 06
SAN YSIDRO 8.0 13.1 C C 12.1 15.1 17.4 18.4 14.7 10.7 6.7 4.6 3.9 3.5 2.9 2.3 3.2 4.5 5.7 5.8 3.2 6.2 8.1 18.4 07
06 CO PPM CARMEL MT RCH .3 .3 C C .3 .4 .5 .3 .4 M C C M M M .4 .4 .4 .4 .3 .4 .3 .4 .5 06
SAN YSIDRO .3 .4 C C .4 .6 .8 .5 .4 .3 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .3 .8 06
07 H2S PPB IB CIVIC CTR 21.6 23.1 17.6 27.0 57.3 52.9 27.9 3.4 2.0 3.5 4.2 .6 .7 .9 .6 .5 .7 1.0 1.3 1.5 .8 2.6 11.4 57.3 04
NESTOR - BES 150.6 39.0 31.1 30.2 38.6 64.8 98.6 3.9 2.4 1.3 1.3 .9 1.0 .8 .9 3.0 3.5 2.6 5.8 14.7 3.4 64.4 25.5 150.6 00
SAN YSIDRO 11.3 6.2 4.5 2.7 1.4 1.2 2.5 16.6 2.6 1.6 2.1 1.8 1.9 1.6 1.5 2.3 3.0 2.2 3.2 4.8 3.6 2.3 3.6 16.6 07
10 INTMP °C ALPINE 27 27 27 27 27 27 27 27 26 25 25 24 25 25 25 25 25 25 25 26 25 26 26 27 00
CARMEL MT RCH 26 26 26 26 26 26 26 26 26 M M M M 26 26 26 26 26 26 26 26 26 26 26 00
CHULA VISTA 25 24 24 25 25 24 25 25 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 25 00
DOWNTOWN SE 24 25 25 25 25 25 25 25 25 25 24 24 24 24 24 24 24 24 24 24 24 25 24 25 01
EL CAJON LES 26 26 26 26 26 26 26 26 26 26 25 25 26 25 25 25 25 25 25 25 26 26 26 26 00
KEARNY MESA 24 24 24 25 25 25 24 25 25 24 24 24 24 25 24 25 25 25 25 25 25 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 00
PENDLETON 26 26 26 26 26 26 26 26 26 25 25 25 25 25 25 25 25 25 26 26 26 26 26 26 00
SAN YSIDRO 25 25 25 25 25 24 24 24 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 00
10 INTMP °C        IB CIVIC CTR 27 27 26 26 27 27 27 26 26 25 25 24 25 24 25 25 26 26 26 26 26 26 26 27 00
NESTOR - BES 26 26 26 26 26 26 26 25 25 25 25 24 25 25 25 25 25 26 26 26 26 26 26 26 00
11 PM2.5 µg/M3 ALPINE 5.4 5.1 5.0 5.6 5.3 4.9 4.4 4.2 5.3 5.9 9.6 13.3 9.8 8.0 6.3 5.6 6.5 7.1 7.6 7.8 7.8 7.6 6.7 13.3 11
CARMEL MT RCH 9.7 9.8 9.6 10.4 11.2 11.2 11.1 12.2 17.3 23.2 25.1 17.0 11.8 10.3 9.3 8.7 8.3 7.9 7.5 7.5 7.2 7.5 11.5 25.1 10
CHULA VISTA 13.2 13.2 11.8 12.3 13.6 14.4 15.4 20.8 21.1 15.8 11.9 10.8 9.0 7.9 8.8 7.6 7.7 7.5 7.8 6.9 6.3 6.6 11.3 21.1 08
DOWNTOWN SE 12.5 16.4 16.2 14.2 13.4 15.9 20.7 25.7 18.5 12.0 10.7 9.6 8.0 7.6 8.6 8.6 8.1 7.0 7.0 7.1 7.3 8.1 11.9 25.7 07
EL CAJON LES 10.5 9.3 9.2 10.1 7.9 7.3 6.5 8.1 16.6 19.7 13.1 8.7 8.4 5.9 5.7 7.0 7.4 7.8 7.7 7.2 7.3 7.0 9.0 19.7 09
KEARNY MESA 11.4 11.0 12.5 17.1 18.0 17.6 14.1 17.7 25.8 24.1 14.8 M M 8.5 7.7 8.5 8.2 7.2 7.5 7.4 7.5 7.1 12.6 25.8 08
Current Date: 4/9/2026 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 29.3 22.5 19.2 21.6 30.0 34.5 33.4 30.0 37.6 32.2 21.0 15.2 11.3 8.8 6.3 6.6 6.3 5.7 6.3 7.1 8.1 8.2 18.2 37.6 08
PENDLETON 9.0 9.4 10.1 10.7 10.6 11.3 10.9 13.8 12.4 13.8 15.0 11.8 7.5 8.8 8.8 8.8 8.0 7.5 7.1 6.2 6.4 7.2 9.7 15.0 10
SAN YSIDRO 17.3 19.3 23.6 22.3 19.1 17.1 18.6 27.4 23.9 22.4 16.1 13.0 12.0 8.7 9.6 9.2 8.5 7.3 7.5 7.9 7.1 7.0 14.7 27.4 07
12 VWDR ° ALPINE 316 109 76 31 91 96 107 144 244 264 242 249 255 261 249 262 265 258 215 279 113 97 0 316 00
CHULA VISTA 141 157 168 167 189 131 257 243 253 245 251 254 258 245 266 262 251 253 262 243 235 258 0 266 14
DOWNTOWN SE 93 95 103 107 114 103 140 190 205 205 214 202 203 205 209 203 206 230 238 254 203 347 0 347 21
EL CAJON LES 98 77 116 99 98 114 94 62 278 224 223 220 223 218 216 213 244 208 223 205 174 189 0 278 08
KEARNY MESA 58 9 116 133 124 67 94 159 198 208 218 215 221 235 237 277 270 284 290 283 299 316 0 316 21
OTAY MESA DVN 16 7 358 24 134 90 153 293 300 293 231 281 286 291 294 284 273 284 299 287 342 322 0 358 02
PENDLETON 61 56 56 52 51 51 59 98 178 190 198 212 221 235 227 239 226 227 230 231 192 204 0 239 15
13 SIGTHETA ° ALPINE 48 26 28 31 43 14 24 31 51 38 31 36 36 28 29 26 32 32 46 46 31 17 33 51 08
CHULA VISTA 12 21 21 55 30 39 40 24 38 30 24 22 22 21 24 27 22 20 25 15 60 29 28 60 20
DOWNTOWN SE 42 27 19 22 17 14 22 20 25 25 23 21 25 22 20 28 19 19 28 32 46 34 25 46 20
EL CAJON LES 31 23 21 14 13 15 39 51 58 47 31 25 28 25 25 25 28 18 22 17 45 33 29 58 08
KEARNY MESA 6 36 16 14 19 6 18 36 21 27 26 22 23 17 24 20 18 12 10 11 19 19 19 36 01
OTAY MESA DVN 20 19 9 25 46 38 50 40 17 26 33 25 14 12 13 14 14 12 16 16 21 18 23 50 06
PENDLETON 11 9 9 8 7 8 9 22 30 21 19 16 15 17 18 16 16 15 15 59 19 20 17 59 19
14 VWSP MPH ALPINE .7 .8 1.6 1.1 .9 1.6 2.0 1.1 2.5 3.5 4.4 4.7 4.5 5.5 5.1 5.1 4.2 3.2 1.1 1.1 1.4 1.7 .0 5.5 13
CHULA VISTA 2.2 1.6 1.3 1.0 1.4 .3 1.2 2.8 3.2 4.2 5.7 7.2 7.8 7.0 6.4 4.7 5.6 4.1 2.9 3.8 1.3 .6 .0 7.8 12
DOWNTOWN SE .6 1.8 2.0 2.7 3.2 2.5 2.3 4.7 4.4 5.3 5.9 6.7 6.7 6.3 6.6 4.8 6.5 4.8 2.8 3.4 .6 1.9 .0 6.7 11
EL CAJON LES 1.6 1.4 1.6 1.9 2.4 2.4 1.6 1.0 1.7 3.3 4.4 5.7 6.4 6.8 5.4 5.9 4.5 5.5 3.2 4.1 2.7 1.5 .0 6.8 13
KEARNY MESA 4.0 2.2 2.2 4.3 3.7 4.3 2.2 2.8 5.1 5.6 6.3 7.4 7.7 9.0 7.6 6.9 6.3 5.7 4.8 4.8 2.7 2.1 .0 9.0 13
OTAY MESA DVN 2.2 3.6 5.3 2.5 1.2 .5 .7 2.2 4.2 4.4 4.6 5.6 9.2 9.6 8.2 7.7 7.1 6.2 4.6 4.0 3.0 2.2 .0 9.6 13
PENDLETON 3.9 5.4 5.4 6.5 6.5 6.2 5.7 3.7 3.8 5.0 6.1 6.3 7.1 5.4 5.3 4.5 5.2 4.3 4.1 1.3 3.2 3.9 .0 7.1 12
15 SWSP MPH ALPINE 1.5 1.7 1.8 1.2 1.3 1.7 2.1 1.7 3.2 4.3 5.1 5.5 5.4 6.2 5.7 5.7 4.8 3.6 1.8 1.5 1.9 1.8 3.2 6.2 13
CHULA VISTA 2.3 1.8 1.4 1.2 1.6 .9 1.6 3.1 3.9 4.8 6.1 7.6 8.4 7.5 6.9 5.3 6.0 4.3 3.2 4.0 1.7 1.7 3.9 8.4 12
DOWNTOWN SE 1.0 2.0 2.2 2.9 3.3 2.5 2.9 5.2 5.0 5.9 6.5 7.2 7.3 6.8 7.1 5.4 6.9 5.1 3.4 3.8 1.7 2.2 4.4 7.3 12
EL CAJON LES 2.3 1.6 1.9 2.0 2.4 2.5 1.8 1.4 2.4 4.1 4.9 6.2 7.2 7.5 5.9 6.4 5.2 5.9 3.5 4.3 3.2 1.7 3.8 7.5 13
KEARNY MESA 4.1 3.3 2.5 4.4 4.1 4.4 2.4 3.5 5.6 6.1 6.9 7.9 8.5 9.4 8.1 7.5 6.6 5.9 5.0 4.9 2.9 3.0 5.3 9.4 13
OTAY MESA DVN 3.0 3.9 5.4 3.7 1.6 1.2 1.1 2.9 4.5 4.9 5.3 6.7 9.6 9.8 8.4 8.0 7.4 6.5 4.9 4.1 3.7 2.7 5.0 9.8 13
PENDLETON 4.0 5.5 5.5 6.6 6.6 6.2 5.9 4.2 4.3 5.3 6.5 6.6 7.3 5.6 5.6 4.7 5.4 4.4 4.3 2.7 3.4 4.2 5.2 7.3 12
16 AMBTEMP °F ALPINE 61.0 58.5 59.2 59.1 59.3 59.5 60.4 63.9 66.8 68.5 70.4 72.0 73.8 73.9 72.7 71.9 70.6 67.4 64.3 63.0 61.3 61.1 65.4 73.9 13
CARMEL MT RCH 59.8 58.9 58.1 58.1 57.6 57.4 59.1 62.7 65.8 69.2 72.3 75.9 M M M M 71.9 67.7 64.8 62.9 62.1 61.4 63.7 75.9 11
CHULA VISTA 60.9 61.3 62.0 62.1 61.3 60.2 60.8 62.3 64.8 67.8 68.6 70.1 69.9 69.4 69.2 69.1 68.5 66.3 65.8 65.1 64.7 64.2 65.2 70.1 11
DOWNTOWN SE 61.7 61.8 62.4 62.4 61.8 60.9 61.9 62.6 63.8 65.9 66.6 68.1 68.6 69.0 69.0 69.9 68.8 66.6 66.0 65.1 64.2 63.9 65.0 69.9 15
EL CAJON LES 59.5 58.6 57.2 57.1 56.5 55.3 57.5 62.1 67.7 71.4 72.9 76.2 77.0 76.1 76.1 75.2 75.7 71.5 68.5 66.6 64.6 63.2 66.7 77.0 12
KEARNY MESA 58.5 56.6 58.9 60.8 61.1 58.0 59.7 63.9 66.2 67.9 70.7 72.8 74.0 73.1 72.6 72.0 71.5 67.4 65.1 63.4 62.4 61.6 65.4 74.0 12
OTAY MESA DVN 60.1 58.7 58.1 57.6 58.6 58.8 59.8 63.3 65.1 68.9 73.9 76.0 74.6 74.2 72.5 71.5 71.8 66.7 64.7 63.2 62.3 61.3 65.5 76.0 11
PENDLETON 61.6 60.0 60.6 59.6 59.9 59.8 60.3 63.6 65.3 66.4 67.6 67.8 68.0 67.5 66.9 66.9 66.4 65.8 65.8 66.1 65.7 65.4 64.4 68.0 12
Current Date: 4/9/2026 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 61.5 60.6 59.6 59.0 58.8 58.7 60.7 63.6 66.8 70.3 73.8 75.7 75.1 74.8 72.7 71.6 70.3 66.9 66.1 65.4 64.9 64.5 66.4 75.7 11
17 RELHUM % ALPINE 53 54 53 56 52 48 45 41 40 41 44 46 43 46 46 47 55 66 77 80 85 80 54 85 20
EL CAJON LES 91 87 90 92 81 80 72 66 61 58 52 47 49 48 50 57 54 69 78 84 90 94 70 94 21
KEARNY MESA 99 100 98 99 98 100 97 88 82 76 67 61 61 64 64 66 64 78 88 95 98 99 84 100 01
18 PRES mmHg EL CAJON LES 748 748 748 747 747 748 748 748 748 749 749 748 748 748 748 747 747 747 748 748 749 749 748 749 09
KEARNY MESA 749 748 748 748 748 748 749 749 749 750 749 749 749 749 749 748 748 748 749 749 749 750 749 750 09
19 SOLAR W/M2 EL CAJON LES -1 -1 -1 1 -1 10 95 338 519 659 732 948 776 697 514 456 270 30 0 -1 -2 -1 274 948 11
KEARNY MESA 1 1 1 1 1 13 138 313 383 596 878 865 776 689 538 500 234 36 3 1 1 1 271 878 10
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 1 6 17 28 37 42 53 44 40 30 24 14 3 0 0 0 0 15 53 11
25 NOY EL CAJON LES 5.66 4.33 4.58 5.32 4.05 C C 10.74 12.79 9.94 5.49 3.20 3.41 2.43 3.20 5.52 5.70 6.26 6.22 6.45 6.59 5.66 5.87 12.79 08
26 NOY-NO EL CAJON LES 5.63 4.31 4.54 5.28 3.98 C C 7.61 9.36 8.08 4.65 2.82 2.83 1.87 2.43 4.13 4.66 5.71 5.57 6.15 6.38 5.43 5.07 9.36 08
27 NO Trace EL CAJON LES .02 .02 .03 .04 .06 C C 3.12 3.42 1.86 .83 .38 .58 .56 .77 1.38 1.04 .54 .64 .29 .21 .22 .80 3.42 08
28 SO2 Tr PPB EL CAJON LES .0 .0 C C C .0 .0 .0 .2 .2 .2 .1 .1 .0 .0 .0 .1 .1 .0 .0 .0 .0 .0 .2 08
29 CO Tr PPB EL CAJON LES 229.6 198.0 C C C 247.5 229.7 314.6 354.3 317.1 230.5 168.8 167.2 145.1 157.9 201.4 210.7 216.4 214.9 232.6 211.9 205.0 223.8 354.3 08
BCarbon ug/m3 10TH AVE MARIN .21 .33 .18 .60 .68 1.07 1.34 1.05 .47 .23 .19 .18 .22 .23 .16 .14 < .19 .26 .27 < .39 .42 1.34 06
ALPINE < .14 < < < .12 .17 .15 .20 .20 .57 .74 .32 < < .15 .17 .23 .26 < .22 .21 .26 .74 11
BOSTON AVE 1.01 .65 .57 .41 .41 1.13 1.67 1.60 .91 .43 .26 .31 .30 .23 .23 .20 .24 .26 .27 .28 .26 .30 .54 1.67 06
CHICANO PARK .48 .66 .51 .41 .53 .90 1.53 < < < .21 .20 .15 .18 .17 .13 .15 .20 .35 .23 .28 < .40 1.53 06
DOWNTOWN SE .35 .60 < < .41 < < 1.15 .61 < < .16 .15 .13 .15 < < .18 .32 .22 .19 .35 .36 1.15 07
OCEANVIEW BLV < .50 .53 .39 < < 1.02 1.53 .81 .34 .40 < < .32 < .23 .25 .24 .25 .27 .28 .34 .48 1.53 07
OTAY MESA DVN 4.28 2.55 2.01 2.52 4.61 4.73 3.68 3.00 < 2.19 < .60 .31 .15 .13 .18 < .10 .12 .22 .18 .23 1.67 4.73 05
SAN YSIDRO 1.06 < 2.47 1.91 1.13 1.13 1.26 2.06 1.31 1.01 < < .27 .16 < < .08 .09 .10 .11 < < .94 2.47 02
PM10 STD ALPINE 16.6 15.5 14.6 18.4 15.8 15.6 15.1 16.0 19.6 21.7 30.4 35.6 29.5 27.9 20.8 22.3 19.9 21.9 24.4 24.7 22.0 23.2 21.4 35.6 11
CARMEL MT RCH 24.2 24.0 23.2 22.8 25.1 25.0 29.0 30.3 40.0 51.3 57.2 44.3 32.4 31.6 26.1 22.5 21.9 19.8 19.1 18.8 17.6 18.3 28.3 57.2 10
CHULA VISTA 34.6 33.1 28.6 32.0 32.2 38.6 41.7 50.1 54.1 45.9 32.8 28.8 23.3 21.2 20.8 18.8 19.9 19.8 21.4 17.1 15.8 16.4 29.4 54.1 08
DOWNTOWN SE 30.3 37.6 36.8 34.7 33.4 40.4 49.2 58.3 45.0 38.4 27.0 28.2 21.9 23.8 23.4 22.4 22.3 20.3 19.0 17.8 17.8 19.0 30.3 58.3 07
EL CAJON LES 25.2 24.0 22.4 23.0 21.1 18.9 19.4 26.8 45.9 49.6 36.8 25.2 24.8 19.8 17.2 21.3 20.2 21.9 20.5 20.0 17.6 16.9 24.4 49.6 09
KEARNY MESA 31.3 27.6 30.0 35.3 37.9 37.1 27.7 42.2 58.8 58.3 37.8 M M 26.7 21.7 25.2 22.6 20.0 18.2 18.9 18.1 18.0 30.6 58.8 08
OTAY MESA DVN 86.9 66.9 50.3 56.0 95.8 128.6 125.4 128.2 124.1 96.4 72.1 70.9 53.4 47.5 22.7 22.9 24.4 17.7 20.1 21.3 22.0 21.5 62.5 128.6 05
PENDLETON 23.1 23.2 24.6 25.1 25.5 24.6 27.0 31.8 32.7 34.4 35.9 29.4 20.0 21.7 20.7 20.9 18.4 19.0 17.3 15.5 16.8 16.3 23.8 35.9 10
SAN YSIDRO 38.0 42.1 52.2 47.8 46.0 40.9 48.1 64.4 65.6 64.8 54.5 46.6 46.8 30.9 32.0 28.1 27.7 24.2 24.1 22.2 19.2 17.9 40.1 65.6 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