Current Date: 4/8/2026 9:09 PM
Daily Parameter Report
4/8/2026
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 .048 .052 C C .053 .051 .047 .050 .056 .060 .062 .064 .068 .074 .072 .068 .063 .053 .045 .040 .035 .055 .074 13
CHULA VISTA .031 .038 C C .040 .032 .030 .030 .037 .043 .050 .059 .063 .057 .056 .049 .044 .047 .039 .037 .035 .043 .063 12
DOWNTOWN SE .028 .013 .015 .031 .042 .038 .035 .035 .036 .040 .048 .054 .059 .056 .052 .046 .044 .044 .034 .032 .029 .038 .059 12
EL CAJON LES .021 .020 C C C .022 .024 .024 .030 .044 .059 .066 .069 .069 .065 .063 .050 .046 .038 .034 .031 .043 .069 12
KEARNY MESA .024 .034 C C .025 .036 .035 .036 .036 .042 .052 .058 .059 .058 .054 .050 .046 .042 .036 .034 .026 .041 .059 12
OTAY MESA DVN .028 .029 C C .016 .016 .019 .027 .034 .044 .055 .064 .068 .068 .065 .062 .051 .044 .045 .036 .033 .042 .068 12
PENDLETON .015 .016 C C .017 .017 .026 .031 .038 .044 .047 .047 .044 .043 .044 .042 .042 .041 .042 .039 .031 .035 .047 10
03 NO2 PPB ALPINE 2.7 2.1 C C 2.2 5.6 4.1 5.2 5.5 3.4 2.9 2.9 2.6 3.4 3.4 2.9 2.8 4.8 5.4 6.6 7.1 3.9 7.1 20
CARMEL MT RCH 5.2 6.5 C C 5.2 6.5 6.8 8.6 6.8 14.1 12.3 11.4 11.6 11.2 12.0 10.1 8.2 8.3 7.8 10.2 12.5 9.2 14.1 09
CHULA VISTA 4.5 1.9 C C 2.5 6.1 6.9 5.3 5.0 5.0 5.8 4.1 3.1 2.5 2.9 2.8 2.7 3.8 3.7 3.3 3.7 3.9 6.9 06
DOWNTOWN SE 5.8 13.0 11.5 5.2 2.7 6.1 8.3 8.9 9.0 9.4 7.2 6.3 4.9 5.4 4.1 3.4 3.1 4.2 7.7 7.9 8.3 6.7 13.0 01
EL CAJON LES 5.0 4.7 C C C 3.6 3.5 4.9 6.1 3.9 3.2 2.3 2.8 3.4 5.0 2.5 3.6 3.8 5.4 5.4 5.4 4.1 6.1 08
KEARNY MESA 4.7 1.4 C C 6.6 3.2 4.2 4.4 5.3 6.4 5.2 2.8 2.5 2.5 2.3 2.0 1.2 1.7 1.9 3.3 7.7 3.6 7.7 20
OTAY MESA DVN 4.4 3.5 C C 11.8 11.4 10.0 6.8 6.2 3.7 3.0 3.4 3.1 2.4 2.1 2.1 2.0 2.0 2.6 2.7 3.3 4.5 11.8 04
PENDLETON 7.9 4.6 C C 6.5 8.2 4.7 4.1 4.0 1.8 1.6 1.1 2.5 2.9 1.3 .8 .8 .8 1.4 2.9 7.7 3.4 8.2 05
SAN YSIDRO 4.0 4.9 C C 11.4 12.9 13.0 9.5 8.1 6.6 5.4 4.3 4.1 3.4 3.3 3.4 2.8 4.9 7.0 8.4 7.0 6.5 13.0 06
06 CO PPM CARMEL MT RCH .2 .2 C C .3 .3 .3 .4 .3 .5 .5 .5 .5 .4 .4 .4 .4 .4 .4 .4 .4 .4 .5 09
SAN YSIDRO .2 .2 C C .4 .4 .4 .3 .3 .3 C .3 .3 .3 .2 .2 .2 .2 .3 .3 .3 .3 .4 04
07 H2S PPB IB CIVIC CTR 107.1 98.6 21.3 7.3 18.5 3.1 6.1 2.9 2.0 1.3 1.2 .8 .6 .5 .5 .4 .5 .4 .5 .5 14.3 13.7 107.1 00
NESTOR - BES 217.6 343.5 223.9 95.3 90.5 53.2 8.8 2.5 2.5 1.6 1.5 1.6 2.9 5.1 2.9 2.2 .5 .4 .3 59.4 72.1 56.5 343.5 01
SAN YSIDRO 1.1 2.5 1.7 1.2 1.3 1.8 1.8 1.5 1.3 2.5 5.9 5.8 4.2 1.9 2.5 .8 2.6 3.1 5.6 10.8 2.7 2.9 10.8 19
10 INTMP °C ALPINE 27 27 27 27 27 27 27 26 25 25 25 25 25 25 25 25 25 25 25 25 26 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 00
CHULA VISTA 25 24 24 24 25 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 25 00
DOWNTOWN SE 25 25 25 24 24 24 24 24 24 24 24 24 24 24 24 24 24 23 23 23 24 24 25 00
EL CAJON LES 26 26 26 26 26 26 26 26 26 25 25 25 26 25 25 25 25 25 25 26 26 26 26 00
KEARNY MESA 24 24 24 25 25 24 24 24 24 24 24 24 25 24 25 25 25 25 25 25 25 24 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 00
PENDLETON 26 26 26 26 26 26 26 26 25 25 25 25 25 25 25 25 25 25 25 26 26 25 26 00
SAN YSIDRO 26 26 25 25 25 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 27 27 27 27 27 27 26 26 25 24 23 24 24 23 24 25 25 26 26 26 26 25 27 00
NESTOR - BES 26 26 26 26 26 26 25 25 25 25 24 24 24 24 24 25 25 26 26 26 26 25 26 00
11 PM2.5 µg/M3 ALPINE 6.2 5.9 5.4 5.5 5.4 5.5 5.5 5.5 6.1 5.6 6.0 6.6 6.3 10.2 10.2 8.5 6.5 8.3 9.1 9.2 9.6 7.0 10.2 13
CARMEL MT RCH 8.7 9.1 9.8 10.2 12.3 8.7 12.8 16.3 18.6 16.8 13.8 14.7 12.5 10.3 8.5 8.2 9.5 10.2 8.5 8.8 9.0 11.3 18.6 08
CHULA VISTA 9.9 9.4 8.3 8.6 11.3 19.7 22.8 15.9 15.5 19.4 21.3 20.3 18.8 15.5 14.2 11.7 10.3 11.4 9.8 9.8 10.0 13.9 22.8 06
DOWNTOWN SE 10.7 14.3 14.5 12.3 9.9 11.2 14.1 17.0 17.4 19.5 20.3 17.2 14.9 13.3 10.8 10.7 11.0 11.6 11.2 11.5 12.3 13.6 20.3 10
EL CAJON LES 11.7 9.9 10.3 15.2 19.7 15.2 15.6 14.1 16.4 12.1 11.1 9.9 11.7 11.4 10.1 6.6 8.4 9.0 9.5 9.6 10.8 11.8 19.7 04
KEARNY MESA 9.3 5.0 5.6 9.6 12.8 11.9 11.8 12.0 M M 16.8 15.2 12.9 11.9 10.6 10.0 10.1 9.4 9.1 9.9 9.8 10.7 16.8 10
Current Date: 4/8/2026 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 15.9 10.9 17.2 30.8 37.2 39.3 36.4 31.7 23.8 16.5 14.0 16.9 14.3 11.7 9.4 10.8 9.6 8.7 10.4 10.5 12.2 18.4 39.3 05
PENDLETON 9.8 9.5 11.5 11.2 10.7 10.2 9.8 10.9 10.7 10.1 9.9 9.3 8.6 8.4 8.7 8.9 8.5 8.2 8.1 8.6 9.7 9.5 11.5 02
SAN YSIDRO 9.0 10.3 12.2 19.0 26.0 35.0 39.3 37.3 30.7 26.1 26.2 23.7 21.0 16.2 15.2 13.6 12.0 12.9 10.5 11.2 12.1 19.9 39.3 06
12 VWDR ° ALPINE 136 90 73 332 105 7 125 202 247 262 288 269 289 283 283 283 273 246 241 107 1 0 332 03
CHULA VISTA 119 147 176 165 130 148 141 332 317 261 273 264 254 255 250 257 273 265 272 248 137 0 332 07
DOWNTOWN SE 44 72 70 139 185 149 113 195 219 216 245 263 255 236 251 265 250 252 309 351 55 0 351 19
EL CAJON LES 130 94 162 150 84 80 70 21 304 338 274 241 243 237 246 269 237 258 228 174 174 0 338 09
KEARNY MESA 66 64 116 98 127 133 96 84 34 233 274 259 257 248 282 285 287 279 297 285 51 0 297 18
OTAY MESA DVN 345 254 233 73 41 9 354 315 289 299 291 285 286 290 287 288 285 267 285 283 31 0 354 06
PENDLETON 59 39 52 80 58 45 70 74 237 232 246 246 253 258 253 247 243 243 249 144 78 0 258 13
13 SIGTHETA ° ALPINE 47 21 21 26 20 26 40 38 31 30 33 31 33 33 28 24 25 24 20 57 66 32 66 20
CHULA VISTA 22 26 22 24 33 50 50 57 57 33 20 22 25 22 23 19 21 19 22 22 26 29 57 07
DOWNTOWN SE 17 16 41 41 38 33 26 66 33 23 20 26 24 24 28 23 31 23 25 18 21 28 66 07
EL CAJON LES 20 22 24 20 21 15 27 60 53 58 55 61 33 25 26 22 23 21 26 19 19 31 61 11
KEARNY MESA 10 52 44 25 35 30 18 43 73 52 32 29 28 15 16 14 13 11 7 8 16 27 73 08
OTAY MESA DVN 24 17 54 27 10 13 20 16 25 24 21 18 20 12 13 11 11 10 9 35 54 21 54 02
PENDLETON 7 10 11 11 14 14 10 42 47 14 10 11 13 13 14 9 11 9 52 12 10 16 52 18
14 VWSP MPH ALPINE .3 1.5 1.1 1.6 1.3 .8 .6 1.1 3.0 3.8 4.2 4.7 4.9 5.2 5.9 6.1 4.9 4.4 2.2 .5 .1 .0 6.1 15
CHULA VISTA 2.0 2.1 2.5 2.2 2.2 .8 .8 1.3 1.9 3.6 6.5 6.3 6.6 7.0 6.5 7.9 6.1 6.2 3.8 2.1 1.3 .0 7.9 15
DOWNTOWN SE 2.0 2.1 .7 1.5 2.4 1.8 2.3 1.2 3.6 5.3 5.9 4.8 5.7 6.3 5.5 6.5 5.1 4.8 3.2 3.0 2.6 .0 6.5 15
EL CAJON LES 2.3 1.0 1.8 1.7 2.7 2.7 2.4 1.0 1.7 1.4 2.2 2.7 5.0 6.9 6.8 6.9 6.5 5.4 3.4 3.0 2.5 .0 6.9 13
KEARNY MESA 2.8 1.1 .9 1.8 1.9 3.1 3.5 2.0 .5 2.2 5.8 6.3 7.3 9.9 8.7 10.1 7.9 7.3 5.0 3.4 2.3 .0 10.1 15
OTAY MESA DVN 1.6 1.7 .5 2.8 2.9 2.9 3.2 4.4 3.6 4.7 6.3 7.5 7.8 10.2 9.1 10.9 9.3 8.4 6.1 2.2 .4 .0 10.9 15
PENDLETON 4.5 4.5 4.0 3.9 3.9 4.1 4.9 2.9 3.4 5.9 6.6 6.7 7.2 7.3 6.6 8.2 6.7 6.3 2.3 1.7 3.9 .0 8.2 15
15 SWSP MPH ALPINE 1.4 1.6 1.3 1.8 1.4 .9 .7 1.7 3.4 4.6 4.7 5.5 5.8 6.3 6.5 6.6 5.4 4.8 2.3 1.1 1.4 3.3 6.6 15
CHULA VISTA 2.2 2.3 2.7 2.6 2.6 2.2 2.1 2.3 2.9 4.3 7.0 6.9 7.2 7.5 7.0 8.3 6.5 6.5 4.0 2.2 1.6 4.3 8.3 15
DOWNTOWN SE 2.3 2.2 1.5 1.9 2.8 2.3 2.6 2.3 4.3 5.8 6.8 5.7 6.6 6.8 6.3 7.3 5.8 5.2 4.0 3.3 2.9 4.2 7.3 15
EL CAJON LES 2.5 1.1 2.7 2.4 3.0 2.8 2.8 2.0 2.4 2.6 3.7 4.3 5.8 7.6 7.9 7.3 7.4 5.8 3.9 3.2 2.7 4.0 7.9 14
KEARNY MESA 2.9 1.4 1.4 2.1 2.6 3.5 3.7 2.8 2.7 3.5 6.8 7.2 8.1 10.6 9.0 10.4 8.2 7.4 5.2 3.4 3.3 5.1 10.6 13
OTAY MESA DVN 2.2 1.7 1.2 3.0 3.0 3.0 3.6 4.6 4.0 5.2 6.7 7.9 8.3 10.4 9.4 11.1 9.6 8.6 6.2 2.5 1.3 5.4 11.1 15
PENDLETON 4.5 4.6 4.2 4.0 4.1 4.4 5.0 3.5 4.1 6.2 6.7 6.8 7.4 7.5 6.8 8.3 6.8 6.4 2.7 1.7 4.0 5.2 8.3 15
16 AMBTEMP °F ALPINE 59.2 60.1 60.6 60.3 57.7 58.7 60.5 65.5 68.2 70.5 73.0 75.9 77.2 78.3 77.8 76.0 73.9 68.8 63.6 61.8 60.2 67.0 78.3 13
CARMEL MT RCH 57.2 56.2 56.7 56.4 56.2 55.9 55.6 57.6 62.9 69.8 74.3 76.7 78.9 79.2 78.5 77.1 72.7 68.6 64.1 62.6 62.0 65.7 79.2 13
CHULA VISTA 61.4 61.5 61.4 61.3 60.8 60.4 60.7 62.4 65.5 68.2 69.1 69.6 70.4 70.5 71.2 69.9 68.6 66.8 64.7 64.2 63.6 65.3 71.2 14
DOWNTOWN SE 60.0 59.2 59.9 61.0 61.2 61.2 61.5 63.2 66.0 67.7 70.5 72.9 74.3 74.1 74.5 71.8 69.6 67.1 64.5 64.0 63.6 66.1 74.5 14
EL CAJON LES 58.5 57.7 56.2 57.4 57.4 56.9 57.5 60.6 65.3 71.2 77.5 80.6 82.4 82.5 82.2 81.8 77.4 73.4 68.7 65.0 63.4 68.3 82.5 13
KEARNY MESA 58.2 58.1 57.4 57.6 59.0 60.1 60.6 62.4 67.1 71.8 74.8 75.5 77.8 77.3 76.9 74.8 70.5 67.5 63.0 61.9 60.5 66.3 77.8 12
OTAY MESA DVN 57.3 56.5 57.0 56.8 56.5 57.4 57.6 58.7 64.4 69.5 74.5 75.5 76.3 75.5 76.1 72.4 69.8 66.5 62.9 60.9 60.8 64.9 76.3 12
PENDLETON 59.7 59.6 59.8 61.0 60.5 59.8 60.6 62.2 64.0 64.8 65.8 66.5 67.5 68.1 68.4 68.2 67.8 67.2 66.3 65.8 64.9 64.2 68.4 14
Current Date: 4/8/2026 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 62.1 62.0 61.8 61.5 61.5 61.1 61.4 63.8 66.1 69.6 72.0 72.7 72.6 73.0 73.2 71.5 70.0 67.0 65.1 63.9 63.3 66.4 73.2 14
17 RELHUM % ALPINE 56 51 48 49 53 50 50 41 37 34 32 31 28 34 37 35 35 55 72 76 78 47 78 20
EL CAJON LES 96 87 91 98 99 93 93 83 69 48 37 34 37 37 36 30 46 55 72 85 90 67 99 04
KEARNY MESA 100 100 100 100 99 94 92 86 74 61 53 53 46 48 47 52 66 79 93 95 97 78 100 00
18 PRES mmHg EL CAJON LES 748 747 747 747 747 747 748 748 748 748 747 747 746 746 746 746 746 746 747 747 748 747 748 00
KEARNY MESA 748 748 748 748 748 748 748 749 749 749 748 748 748 747 747 747 747 747 748 748 748 748 749 07
19 SOLAR W/M2 EL CAJON LES -1 -1 -1 3 2 8 108 383 601 788 922 977 963 882 744 554 324 92 -1 -4 -2 350 977 11
KEARNY MESA 1 1 1 1 1 8 93 339 632 805 910 968 954 883 748 566 335 108 4 1 1 350 968 11
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 0 6 19 32 42 49 52 51 47 38 27 15 5 0 0 0 18 52 11
25 NOY EL CAJON LES 5.87 5.56 5.17 5.01 5.56 C C 8.12 10.31 6.65 5.98 4.97 5.91 6.20 7.54 4.10 4.88 4.53 5.52 5.98 6.29 6.00 10.31 08
26 NOY-NO EL CAJON LES 5.84 5.53 5.14 4.98 5.55 C C 6.00 7.39 5.33 5.17 4.52 5.37 5.41 6.28 3.58 4.13 4.00 5.29 5.80 5.96 5.33 7.39 08
27 NO Trace EL CAJON LES .02 .02 .02 .03 .01 C C 2.12 2.92 1.31 .80 .44 .53 .78 1.26 .51 .75 .53 .22 .17 .33 .67 2.92 08
28 SO2 Tr PPB EL CAJON LES .0 .0 C C C .0 .0 .0 .0 .1 .2 .3 .2 .2 .2 .2 .1 .1 .0 .0 .0 .0 .3 11
29 CO Tr PPB EL CAJON LES 226.2 217.6 C C C 209.6 234.4 282.3 296.8 257.3 C 224.7 263.1 245.9 231.1 190.9 196.0 213.9 221.6 199.4 211.9 230.7 296.8 08
BCarbon ug/m3 10TH AVE MARIN .36 .81 .57 .14 < .40 .95 < .77 .85 < .73 .60 < < < .28 .26 .25 < .41 .53 .95 06
ALPINE .15 .13 .13 < < < .18 .18 .24 < .21 .21 < .34 < < < .26 < .28 < .21 .34 13
BOSTON AVE .56 .87 .60 .17 .22 .32 .64 .74 .79 .79 .74 .65 .58 .50 .31 .30 .30 .31 .32 .43 .44 .50 .87 01
CHICANO PARK < .56 < .22 .17 .32 .64 < .80 .72 < < .50 .59 .29 .28 .21 .21 .29 .37 .37 .41 .80 08
DOWNTOWN SE < < .44 < .14 .28 .58 .73 .81 < .73 .60 .54 .62 .30 .27 .18 .22 < .29 .35 .44 .81 08
OCEANVIEW BLV .39 < < .28 .15 .29 < < .81 .78 < .70 .63 < < < .31 .29 < .30 .70 .47 .81 08
OTAY MESA DVN .56 < < < 2.25 2.35 2.57 < < .76 < .64 .51 .39 .29 < < .16 < .16 < .97 2.57 06
SAN YSIDRO .13 .25 < 1.24 1.59 2.94 3.43 2.58 < < .92 .64 .53 < .42 .30 .14 .23 .21 .32 .28 .95 3.43 06
PM10 STD ALPINE 21.2 19.4 22.4 20.0 19.2 21.1 21.2 23.2 27.4 23.3 23.2 27.0 21.2 35.5 35.1 29.2 23.6 26.6 28.2 27.9 30.8 25.0 35.5 13
CARMEL MT RCH 20.9 21.3 25.7 22.4 23.7 14.4 23.5 31.2 33.3 35.6 35.4 37.4 34.8 31.8 28.9 25.8 26.3 27.8 23.7 23.7 24.1 27.2 37.4 11
CHULA VISTA 27.1 26.4 23.2 24.4 29.7 40.7 45.3 36.6 39.5 46.2 51.7 48.5 47.7 38.5 39.2 32.8 28.6 32.0 26.4 24.9 27.2 35.0 51.7 10
DOWNTOWN SE 26.7 33.2 32.8 29.9 28.1 28.6 40.4 50.3 47.8 47.0 50.1 44.6 39.7 39.7 31.5 29.5 31.3 31.8 28.6 29.0 32.4 35.8 50.3 07
EL CAJON LES 26.4 24.7 24.7 30.2 41.3 33.3 35.1 28.6 39.7 32.3 31.3 31.0 37.2 33.7 33.9 23.8 24.5 27.5 27.3 28.9 27.0 30.5 41.3 04
KEARNY MESA 22.5 9.7 12.0 23.9 29.6 29.3 29.5 32.3 M M 53.4 46.8 39.2 40.2 36.0 33.9 31.8 26.1 26.2 26.3 24.9 30.1 53.4 10
OTAY MESA DVN 37.2 24.3 31.9 61.6 122.9 125.1 83.9 68.0 51.8 43.2 45.1 59.9 52.0 43.5 33.3 36.7 32.8 28.5 27.6 26.3 34.0 50.9 125.1 05
PENDLETON 25.4 24.0 27.6 27.4 25.0 24.5 22.7 28.0 31.3 26.1 26.6 24.3 25.4 25.2 25.1 24.3 24.4 24.2 24.8 24.2 26.2 25.5 31.3 08
SAN YSIDRO 24.5 26.9 31.8 42.1 52.4 68.2 76.3 77.3 62.7 60.8 64.9 62.5 57.9 42.2 42.5 38.4 36.3 33.7 31.8 31.1 31.6 47.4 77.3 07
RAINFALL EL CAJON LES .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .07 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .07 10