Current Date: 7/1/2026 11:09 PM
Daily Parameter Report
7/1/2026
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 .032 .034 C C .034 .034 .034 .035 .038 .042 .045 .051 .056 .057 .051 .048 .047 .046 .042 .035 .031 .029 .026 .040 .057 13
CHULA VISTA .032 .033 C C .034 .034 .034 .034 .035 .037 .040 .041 .041 .039 .036 .037 .037 .036 .035 .033 .032 .031 .028 .035 .041 11
DOWNTOWN SE .032 .031 C C .033 .032 .032 .031 .032 .035 .036 .038 .037 .035 .034 .033 .033 .032 .030 .028 .030 .028 .027 .032 .038 11
EL CAJON LES .031 .031 C C C .032 .031 .033 .035 .037 .041 .044 .046 .044 .039 .039 .040 .038 .034 .033 .031 .031 .029 .035 .046 12
KEARNY MESA .031 .032 C C .033 .036 .036 .037 .034 .037 .039 .039 M .037 .037 .037 .037 .035 .034 .032 .029 .029 .029 .034 .039 10
OTAY MESA DVN .031 .031 C C .032 .031 .033 .034 .036 .040 .044 .046 .046 .043 .041 .040 .040 .038 .035 .033 .031 .028 .027 .036 .046 11
PENDLETON .031 .034 C C .034 .034 .034 .035 .035 .037 .036 .035 .034 .033 .033 .033 .034 .034 .034 .034 .034 .034 .035 .034 .037 09
03 NO2 PPB ALPINE 2.3 2.1 C C 1.8 2.3 2.4 2.0 2.1 1.9 2.0 2.0 2.2 2.3 2.0 2.0 2.0 2.2 2.6 3.6 5.0 4.6 4.0 2.5 5.0 20
CARMEL MT RCH 4.5 4.4 C C 11.6 11.3 9.9 8.9 4.5 11.5 9.8 6.9 6.6 7.2 6.1 7.5 5.7 5.9 6.2 7.8 5.6 5.8 5.7 7.3 11.6 04
CHULA VISTA 1.4 1.4 C C 1.2 1.5 1.7 2.4 2.0 2.0 2.1 1.8 1.6 1.3 1.3 1.4 1.4 1.7 1.6 2.0 1.9 2.2 5.0 1.8 5.0 22
DOWNTOWN SE 2.4 2.3 C C 2.6 3.0 3.2 4.2 4.6 3.0 3.0 2.7 2.4 2.4 2.3 2.2 3.0 2.5 4.4 7.3 4.5 4.7 4.7 3.4 7.3 19
EL CAJON LES 3.6 3.6 C C C 3.2 3.4 3.5 3.3 3.9 5.1 5.7 4.8 4.0 3.4 3.3 3.4 3.8 4.0 4.9 5.3 4.9 4.5 4.0 5.7 11
KEARNY MESA 1.7 .8 C C 2.7 1.7 1.6 1.9 3.1 2.6 1.5 1.4 M 1.6 1.1 1.5 1.7 1.9 1.6 1.7 3.0 2.9 3.9 1.9 3.9 22
OTAY MESA DVN 1.7 1.4 C C 1.8 2.4 2.4 2.2 2.5 2.3 1.9 1.7 1.5 1.5 1.3 1.3 1.3 1.6 1.8 1.7 1.9 2.4 2.0 1.8 2.5 08
PENDLETON 1.2 1.0 C C .8 1.0 1.1 1.1 1.1 1.2 2.0 1.6 1.2 1.3 1.1 1.0 1.0 .9 .9 .9 1.0 .9 .8 1.1 2.0 10
SAN YSIDRO 2.5 3.3 C C 5.5 6.9 5.3 5.1 4.7 3.8 3.4 2.7 2.7 3.0 3.6 3.2 3.5 3.3 4.3 5.8 5.6 4.9 4.1 4.1 6.9 05
06 CO PPM CARMEL MT RCH .2 .2 C C .5 .4 .3 .2 .2 .3 .3 .4 .4 .3 .3 .3 .3 .3 .4 .4 .3 .3 .3 .3 .5 04
SAN YSIDRO .1 .2 C C .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 .2 01
07 H2S PPB IB CIVIC CTR .7 .7 1.1 1.7 1.4 1.3 .8 .7 .8 .9 .9 .7 .7 .7 .7 .7 .7 .7 .8 .8 .7 .8 .7 .8 1.7 03
NESTOR - BES 1.1 2.2 2.5 4.7 5.9 3.7 2.6 1.4 M 1.0 .8 .7 .7 .7 .7 .7 .7 .7 .7 .7 .8 5.8 7.1 2.0 7.1 22
SAN YSIDRO M M M M M M M M M M M M M M 3.0 1.0 .7 .7 .8 6.3 17.5 4.8 6.2 4.6 17.5 20
10 INTMP °C ALPINE 26 27 26 26 26 26 27 26 26 25 25 25 25 25 25 25 25 25 25 25 25 26 26 26 27 01
CARMEL MT RCH 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 00
CHULA VISTA 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 23 23 23 23 24 24 24 24 00
DOWNTOWN SE 25 25 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 23 23 24 24 24 24 25 00
EL CAJON LES 26 26 26 26 26 26 26 26 26 26 25 25 25 25 25 25 25 25 25 25 25 26 25 25 26 00
KEARNY MESA 25 24 25 25 24 25 25 25 25 25 24 24 25 24 25 25 25 25 25 25 25 25 25 25 25 00
OTAY MESA DVN 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 23 23 23 24 24 24 24 24 24 24 00
PENDLETON 25 25 25 25 25 25 25 25 25 25 24 24 24 24 24 25 25 25 25 25 25 25 25 25 25 00
SAN YSIDRO 25 25 25 25 26 25 25 24 24 24 24 24 24 24 24 24 24 24 24 24 24 25 25 24 26 04
10 INTMP °C        IB CIVIC CTR 26 26 26 26 26 26 26 26 25 25 22 23 23 23 23 24 25 26 26 26 26 26 26 25 26 00
NESTOR - BES 25 26 26 25 26 25 25 25 24 25 24 24 24 24 24 24 25 25 25 26 26 26 26 25 26 01
11 PM2.5 µg/M3 ALPINE 6.2 6.8 6.6 6.9 6.6 7.1 6.9 6.7 7.0 6.6 6.9 7.3 7.9 8.4 8.1 7.5 6.9 6.7 6.4 6.6 6.8 6.8 7.1 6.9 8.4 13
CARMEL MT RCH 5.7 5.7 5.6 5.8 6.0 6.5 7.0 7.6 8.1 9.2 9.0 8.3 8.8 8.4 7.4 6.9 6.9 6.7 6.0 5.9 6.5 6.7 6.7 7.0 9.2 09
CHULA VISTA 5.4 5.4 5.4 5.2 5.3 5.3 5.3 5.6 6.1 6.9 7.7 7.6 7.6 6.6 6.3 7.0 7.5 6.9 6.6 6.9 6.6 6.6 6.6 6.3 7.7 10
DOWNTOWN SE 5.8 6.1 6.3 6.2 6.3 6.1 6.4 6.4 7.0 7.3 7.4 8.2 7.7 6.6 6.4 7.2 7.4 7.4 7.2 6.9 7.0 7.7 7.4 6.8 8.2 11
EL CAJON LES 5.5 5.5 5.6 5.8 5.8 6.0 5.9 6.0 6.6 7.0 7.7 8.2 8.2 7.6 6.7 6.2 6.3 6.7 6.6 6.4 6.3 5.9 5.9 6.4 8.2 11
KEARNY MESA 5.9 5.7 5.7 5.8 6.2 6.3 6.6 6.8 7.5 8.5 8.5 8.1 8.1 7.4 6.3 7.0 7.4 7.3 6.5 6.3 6.1 6.2 7.0 6.8 8.5 09
Current Date: 7/1/2026 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 5.3 5.3 5.4 5.5 5.4 5.8 5.8 5.8 7.0 7.4 7.8 8.0 8.0 7.5 6.6 6.5 6.8 6.4 5.8 6.1 6.3 6.8 6.8 6.4 8.0 11
PENDLETON 5.6 5.7 5.5 5.5 5.7 5.8 5.9 6.0 6.2 6.4 7.0 M 7.2 7.1 6.8 6.9 6.4 6.1 5.9 6.2 6.6 6.3 6.4 6.2 7.2 12
SAN YSIDRO 5.8 6.0 6.0 6.3 6.6 6.7 6.8 8.1 10.1 10.1 10.5 10.5 9.0 8.0 7.8 8.4 8.8 8.5 7.4 7.4 8.2 7.3 6.8 7.8 10.5 10
12 VWDR ° ALPINE 336 267 205 253 239 305 243 221 223 244 239 238 262 246 268 259 275 261 274 249 250 223 131 0 336 00
CHULA VISTA 283 273 235 232 231 238 231 243 303 281 265 265 268 259 261 256 269 260 271 274 264 264 314 0 314 22
DOWNTOWN SE 337 347 314 261 229 231 203 209 202 238 240 272 267 266 260 257 249 258 275 324 334 350 352 0 352 22
EL CAJON LES 287 339 221 241 176 146 130 159 229 265 243 268 251 255 260 262 264 259 261 265 270 296 266 0 339 01
KEARNY MESA 301 296 313 131 317 3 80 95 213 222 231 247 270 269 279 276 274 286 291 294 291 290 300 0 317 04
OTAY MESA DVN 273 287 312 278 307 296 295 270 264 282 280 280 277 271 278 285 286 284 283 278 277 307 6 0 312 02
PENDLETON 270 238 246 241 253 246 244 256 245 250 258 258 258 258 261 255 254 253 252 255 256 253 244 0 270 00
13 SIGTHETA ° ALPINE 25 56 28 35 35 37 56 42 44 42 48 43 31 32 30 31 33 36 28 28 21 22 25 35 56 01
CHULA VISTA 19 22 26 17 22 19 34 54 44 37 24 21 22 21 20 21 24 21 18 20 20 24 27 25 54 07
DOWNTOWN SE 19 24 34 25 42 23 20 25 28 24 27 27 28 30 29 28 24 27 31 25 16 19 23 26 42 04
EL CAJON LES 30 35 54 36 35 29 25 67 49 72 46 39 30 30 28 34 34 23 19 19 20 20 21 35 72 09
KEARNY MESA 17 16 29 35 30 45 33 32 38 44 25 19 23 18 17 20 20 12 9 7 5 4 9 22 45 05
OTAY MESA DVN 11 16 19 12 15 15 18 34 57 35 28 21 22 18 17 17 16 14 11 8 9 22 21 20 57 08
PENDLETON 25 21 17 16 21 25 31 18 10 12 13 13 12 12 14 13 14 14 14 16 20 24 20 17 31 06
14 VWSP MPH ALPINE 2.3 1.3 2.2 2.0 1.5 1.5 .5 1.7 2.9 3.5 4.1 4.2 5.7 6.3 6.2 5.3 4.4 3.7 3.6 2.2 1.7 1.2 1.0 .0 6.3 13
CHULA VISTA 3.5 2.9 2.3 3.5 2.5 2.7 1.6 1.6 3.2 4.1 6.7 7.9 8.2 9.0 8.9 7.4 6.2 6.2 6.0 4.2 3.6 2.3 1.1 .0 9.0 13
DOWNTOWN SE 3.1 2.3 1.9 2.6 1.5 2.4 3.1 3.4 4.0 5.5 6.4 6.5 7.0 7.3 7.4 6.8 6.6 5.2 4.2 3.8 4.1 3.0 2.1 .0 7.4 14
EL CAJON LES 2.5 1.8 1.1 1.9 2.3 2.2 2.4 1.1 3.2 1.9 3.3 4.9 6.2 7.0 7.3 5.5 4.9 5.6 5.5 4.3 3.1 2.5 1.9 .0 7.3 14
KEARNY MESA 2.0 2.0 .9 .8 .8 .4 2.6 3.1 3.3 4.9 7.9 9.3 9.3 11.3 10.8 7.8 7.2 8.8 7.6 5.4 5.0 3.8 3.3 .0 11.3 13
OTAY MESA DVN 5.1 3.7 3.4 5.1 4.2 4.4 4.1 3.3 3.1 5.5 7.3 9.0 9.6 11.2 10.3 7.9 7.8 8.5 8.5 6.6 4.3 1.9 1.6 .0 11.2 13
PENDLETON 1.9 2.5 3.6 3.8 2.6 2.1 2.0 3.0 5.4 6.0 6.8 9.9 9.7 9.5 7.1 7.6 6.8 6.3 5.3 4.1 3.1 2.7 3.1 .0 9.9 11
15 SWSP MPH ALPINE 2.5 1.9 2.4 2.5 2.0 2.1 1.9 2.7 3.9 4.4 5.4 5.5 6.8 7.2 7.2 6.1 5.1 4.4 3.9 2.5 1.9 1.7 1.2 3.7 7.2 13
CHULA VISTA 3.7 3.0 2.7 3.6 2.7 2.9 1.9 2.3 3.8 5.3 7.5 8.5 8.8 9.5 9.5 7.9 6.7 6.6 6.3 4.4 3.8 2.5 1.9 5.0 9.5 13
DOWNTOWN SE 3.2 2.5 2.2 2.8 1.9 2.7 3.4 3.7 4.5 6.0 7.3 7.3 8.0 8.3 8.5 7.7 7.2 5.7 4.8 4.2 4.3 3.1 2.3 4.9 8.5 14
EL CAJON LES 2.8 2.4 1.6 2.3 2.7 2.5 2.6 2.8 4.1 3.7 4.9 6.1 7.1 7.9 8.1 6.4 5.7 6.1 5.8 4.5 3.4 2.7 2.0 4.3 8.1 14
KEARNY MESA 2.1 2.1 1.7 1.9 1.5 2.3 2.9 3.4 4.0 6.0 8.7 9.9 10.0 11.9 11.3 8.4 7.6 9.0 7.7 5.5 5.0 3.8 3.3 5.7 11.9 13
OTAY MESA DVN 5.2 3.8 3.8 5.2 4.6 4.5 4.3 3.8 4.6 6.1 8.1 9.6 10.3 11.7 10.8 8.3 8.1 8.8 8.7 6.7 4.4 2.4 1.7 6.3 11.7 13
PENDLETON 2.1 2.6 3.8 4.0 2.8 2.2 2.1 3.2 5.5 6.1 6.9 10.1 9.8 9.7 7.3 7.7 6.9 6.4 5.4 4.3 3.3 2.9 3.3 5.1 10.1 11
16 AMBTEMP °F ALPINE 56.9 57.1 57.4 57.1 57.1 57.1 57.9 60.2 63.9 67.2 70.6 72.9 74.8 74.4 72.8 71.6 69.9 68.7 65.4 61.4 59.2 58.0 57.3 63.9 74.8 12
CARMEL MT RCH 62.1 62.2 62.7 62.8 63.4 63.8 64.9 66.7 67.6 70.7 74.3 73.3 72.6 72.0 71.0 71.5 70.8 69.2 65.7 63.2 62.2 61.7 61.2 66.8 74.3 10
CHULA VISTA 65.0 65.0 65.1 65.1 65.1 65.0 65.4 66.6 67.5 69.6 70.5 70.5 70.8 70.2 69.7 69.4 68.7 67.5 65.9 65.0 64.6 64.4 64.4 67.0 70.8 12
DOWNTOWN SE 64.7 64.8 64.8 65.0 65.1 65.0 65.6 66.5 67.4 68.1 70.3 71.4 71.9 71.4 70.9 70.0 69.4 68.3 66.3 64.8 64.3 64.1 63.8 67.1 71.9 12
EL CAJON LES 64.2 64.7 64.5 64.8 64.5 64.6 65.2 67.2 69.7 71.9 75.2 77.8 77.9 77.3 76.2 75.5 74.9 73.1 69.2 66.4 65.1 64.5 63.5 69.5 77.9 12
KEARNY MESA 63.6 63.7 64.0 64.6 64.7 65.1 65.9 67.0 67.9 69.9 71.1 71.3 71.9 70.7 69.6 69.3 69.6 67.4 65.0 63.0 62.2 62.1 61.7 66.6 71.9 12
OTAY MESA DVN 62.5 62.5 62.8 62.8 62.9 63.1 63.8 65.6 68.2 70.9 73.2 73.4 73.2 72.9 71.3 70.2 69.4 67.8 64.6 62.1 61.0 61.0 60.9 66.4 73.4 11
PENDLETON 65.2 65.4 65.6 65.6 65.7 65.8 66.1 66.7 67.6 68.7 69.3 69.2 69.0 69.1 68.9 68.9 68.7 68.2 66.8 65.8 65.4 65.3 65.4 67.1 69.3 10
Current Date: 7/1/2026 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 65.2 65.3 65.5 65.6 65.6 66.0 66.6 67.8 69.2 71.7 73.4 73.1 72.8 71.6 70.4 69.9 69.4 68.0 66.0 64.5 63.6 63.8 64.0 67.8 73.4 10
17 RELHUM % ALPINE 92 89 87 89 86 85 82 75 66 58 53 49 47 51 56 60 63 65 72 82 88 91 92 73 92 00
EL CAJON LES 80 78 77 73 72 73 71 65 62 57 51 48 50 52 56 56 57 60 67 74 77 79 82 66 82 22
KEARNY MESA 82 81 80 75 74 71 68 66 67 64 65 65 65 69 70 69 68 73 78 83 85 87 88 74 88 22
18 PRES mmHg EL CAJON LES 747 747 747 747 747 747 747 747 747 747 747 747 747 747 747 747 747 747 747 747 747 748 748 747 748 21
KEARNY MESA 748 748 748 748 748 748 748 749 749 749 749 749 749 749 749 748 748 748 748 748 748 749 749 748 749 07
19 SOLAR W/M2 EL CAJON LES 2 2 2 2 3 19 64 348 758 858 970 1024 1017 949 826 649 442 227 49 -1 -1 -1 0 357 1024 11
KEARNY MESA 1 1 1 1 2 23 91 204 406 764 964 897 903 757 687 594 459 237 57 2 1 1 1 307 964 10
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 1 4 18 40 48 54 57 57 52 45 34 22 11 3 0 0 0 0 19 57 11
25 NOY EL CAJON LES 2.36 2.39 2.30 1.89 1.72 C C 2.26 2.38 3.28 4.23 4.84 3.89 3.07 2.44 2.50 2.71 2.70 2.66 3.25 3.53 3.48 2.89 2.89 4.84 11
26 NOY-NO EL CAJON LES 2.28 2.34 2.25 1.85 1.66 C C 1.66 1.84 2.59 3.29 3.77 3.11 2.61 2.00 1.97 2.20 2.32 2.40 3.07 3.38 3.18 2.81 2.50 3.77 11
27 NO Trace EL CAJON LES .08 .05 .05 .04 .05 C C .59 .53 .68 .93 1.06 .77 .46 .44 .53 .50 .38 .26 .17 .15 .29 .07 .38 1.06 11
28 SO2 Tr PPB EL CAJON LES .0 .0 C C C .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 00
29 CO Tr PPB EL CAJON LES 105.2 102.2 C C C 119.0 123.8 132.7 124.0 M 170.4 174.4 159.3 144.3 124.1 132.6 135.1 143.5 138.2 133.0 137.8 134.9 144.5 135.7 174.4 11
BCarbon ug/m3 10TH AVE MARIN < .05 .05 .06 .06 .13 .07 < .13 .11 .23 .23 < .18 < .08 .16 .09 .07 .09 .10 .18 .12 .12 .23 10
ALPINE .15 < .15 .13 .12 .12 .12 .11 .12 .11 .13 .15 .18 .18 .12 .10 .10 < .10 .13 .18 < .13 .13 .18 12
BOSTON AVE .13 .20 .18 .10 .17 .17 .21 .41 .27 .29 .22 .31 .40 .29 .15 .17 .19 .27 .15 .23 .33 .50 .45 .25 .50 21
CHICANO PARK < < .18 < .30 < .40 .38 .29 .25 .23 .29 .17 .16 < < .14 .09 < .20 .26 .32 < .24 .40 06
DOWNTOWN SE .09 .10 .09 .09 .08 < < .18 .22 .15 .16 .15 < .11 .09 .09 .10 .09 < < .20 .35 < .14 .35 21
OCEANVIEW BLV .70 .63 .69 .14 .17 .25 .29 .30 .36 .21 .20 .22 .22 .18 .15 .24 .23 .22 .16 < .21 .40 .21 .29 .70 00
OTAY MESA DVN .05 .05 .06 .06 .06 .08 .07 .08 < < .15 .15 .15 .12 .09 .07 .08 .08 .08 .09 .07 .09 .08 .09 .15 10
SAN YSIDRO < .06 .09 < .13 .14 .17 < .32 < .32 < .14 .16 < .12 .16 < .21 .19 .19 .17 .11 .17 .32 08
PM10 STD ALPINE 15.3 17.3 16.8 17.5 16.8 19.4 19.8 18.6 21.6 20.9 20.0 21.9 24.6 26.2 24.6 21.3 20.2 20.6 18.3 19.5 19.3 18.0 18.1 19.8 26.2 13
CARMEL MT RCH 13.8 15.9 15.1 14.4 15.9 17.6 18.1 17.9 19.2 23.1 23.8 21.9 23.2 23.0 18.5 16.8 16.6 16.7 14.8 14.8 15.2 18.6 16.5 17.8 23.8 10
CHULA VISTA 14.1 15.0 15.4 14.5 14.0 14.7 16.1 15.1 16.8 20.1 19.4 20.3 18.8 16.0 16.0 17.6 18.2 17.2 16.7 17.6 18.7 17.6 17.3 16.8 20.3 11
DOWNTOWN SE 15.3 15.9 15.3 15.2 16.2 16.0 18.8 17.9 19.4 19.6 19.1 21.8 18.0 16.5 17.4 17.2 17.0 20.3 17.9 17.1 17.6 20.0 18.2 17.7 21.8 11
EL CAJON LES 15.2 13.9 14.7 15.1 14.8 15.9 15.9 17.4 18.6 19.5 23.0 24.5 24.6 21.9 20.2 16.9 16.7 17.0 16.7 15.6 15.7 16.0 13.5 17.5 24.6 12
KEARNY MESA 17.9 15.8 17.3 14.9 16.8 16.2 15.2 17.0 21.0 23.4 24.2 24.7 22.5 21.8 19.5 22.5 21.1 18.0 16.8 16.5 15.2 16.4 19.6 18.8 24.7 11
OTAY MESA DVN 14.3 13.8 14.2 14.7 15.5 23.2 21.2 17.9 29.2 29.8 30.7 30.0 25.4 25.7 20.1 18.2 19.7 18.5 16.5 16.5 17.0 19.8 19.9 20.5 30.7 10
PENDLETON 16.6 15.0 15.8 14.8 16.6 17.0 16.0 17.8 17.7 17.1 21.4 M 21.2 21.9 18.6 18.6 16.3 16.9 15.6 16.1 16.8 15.4 15.8 17.2 21.9 13
SAN YSIDRO 15.4 16.3 17.2 17.4 20.2 21.6 23.3 24.8 28.7 28.7 29.4 27.9 24.1 23.3 24.4 25.1 21.2 22.2 23.1 24.8 43.8 19.8 17.3 23.4 43.8 20
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