Current Date: 1/27/2026 7:09 PM
Daily Parameter Report
1/27/2026
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 .046 .046 C C .047 .043 .041 .041 .042 .044 .043 .044 .045 .047 .048 .046 .039 .035 .033 .042 .048 14
CHULA VISTA .022 .030 C C .030 .026 .008 .009 .025 .032 .038 .034 .042 .048 .047 .042 .038 .035 .024 .031 .048 13
DOWNTOWN SE .022 .026 C C .034 .020 .009 .008 .017 .025 .031 .029 .037 .037 .040 .035 .037 .038 .016 .027 .040 14
EL CAJON LES .004 .004 C C C .002 .002 .003 .008 .015 .025 .040 .047 .047 .047 .042 .039 .039 .021 .024 .047 12
KEARNY MESA .033 .033 C C .033 .029 .016 .008 .021 .031 .039 .041 .041 .040 .044 .041 .041 .035 .027 .032 .044 14
OTAY MESA DVN .038 .041 .042 .042 .040 .036 .037 C C C M M M C M M M .043 .036 .039 .043 17
PENDLETON .031 .028 C C .028 .034 .029 .021 .026 .022 .025 .034 .039 .040 .039 .032 .022 .023 .030 .029 .040 13
03 NO2 PPB ALPINE .8 .8 C C .7 2.2 3.9 4.8 3.1 1.5 2.2 1.4 1.7 1.6 1.8 4.3 9.6 12.0 11.5 3.7 12.0 17
CARMEL MT RCH 29.8 20.5 C C 28.8 31.8 41.3 33.6 25.3 21.6 19.4 16.0 18.9 14.4 15.2 14.0 19.2 25.1 35.0 24.1 41.3 06
CHULA VISTA 13.7 8.3 C C 8.5 12.7 30.5 27.3 17.7 7.6 5.7 15.4 9.3 5.1 4.4 8.8 14.6 17.8 27.1 13.7 30.5 06
DOWNTOWN SE 12.2 10.2 C C 5.0 15.4 27.2 29.0 21.7 15.6 12.8 19.8 10.8 11.8 11.4 15.0 14.5 12.6 29.9 16.1 29.9 18
EL CAJON LES 20.7 19.6 C C C 18.3 19.2 19.1 22.2 20.5 16.1 8.1 3.8 3.8 5.0 7.5 9.4 10.0 21.6 14.0 22.2 08
KEARNY MESA 5.9 5.0 C C 3.8 9.8 22.6 28.2 15.7 10.2 4.6 6.0 6.8 8.2 5.3 6.9 9.2 13.0 20.1 10.6 28.2 07
OTAY MESA DVN 3.6 2.5 1.5 1.8 2.8 5.8 5.8 C C C M M M C M M M 7.4 10.8 4.6 10.8 18
PENDLETON 4.2 4.7 C C 4.5 4.1 7.5 20.3 8.4 12.2 10.9 5.5 5.0 6.8 6.7 13.7 26.8 26.8 14.6 10.7 26.8 16
SAN YSIDRO 24.3 23.1 C C 29.6 32.2 34.9 33.0 29.1 22.0 20.6 13.9 9.4 7.6 5.9 8.9 14.6 21.1 29.4 21.1 34.9 06
06 CO PPM CARMEL MT RCH .5 .4 C C .9 .8 1.1 1.3 1.0 .5 .4 .4 .5 .5 .6 .5 .5 .8 .8 .7 1.3 07
SAN YSIDRO .4 .4 C C .6 .9 1.1 1.4 1.4 .5 .4 .4 .3 .3 .3 .3 .4 .5 .8 .6 1.4 07
07 H2S PPB IB CIVIC CTR 1.2 1.1 1.1 1.0 1.2 1.4 1.5 2.1 1.7 1.3 1.0 1.2 .9 .8 .9 1.0 1.1 1.1 1.1 1.1 2.1 07
NESTOR - BES 1.2 1.0 1.2 1.7 2.1 2.4 2.0 M M M M M M M 2.0 1.6 1.1 1.5 5.4 1.9 5.4 18
SAN YSIDRO 1.2 1.1 1.3 1.0 1.6 1.6 1.8 2.4 16.1 2.5 .9 1.0 .5 .7 .8 1.1 2.0 5.2 4.2 2.4 16.1 08
10 INTMP °C ALPINE 26 26 26 26 26 26 26 26 25 26 26 25 26 26 26 26 26 26 26 26 26 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 00
CHULA VISTA 25 25 25 26 26 26 25 25 25 25 25 24 24 24 24 24 24 24 24 25 26 03
DOWNTOWN SE 25 26 26 26 26 26 26 26 26 26 25 M 24 24 24 24 24 25 25 25 26 01
EL CAJON LES 27 27 27 27 27 27 27 27 27 27 27 26 26 26 26 26 26 26 26 27 27 00
IB CIVIC CTR 27 27 26 26 25 25 24 25 27 25 24 24 24 24 25 26 26 27 26 25 27 00
KEARNY MESA 23 23 23 23 23 23 22 22 23 23 24 24 24 M 24 24 24 24 24 23 24 10
NESTOR - BES 22 22 21 21 20 20 21 21 21 25 20 21 21 22 22 23 25 27 25 22 27 17
OTAY MESA DVN 27 27 27 26 26 26 26 25 26 26 27 27 26 26 26 25 25 26 26 26 27 00
PENDLETON 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 25 25 26 26 24 26 17
SAN YSIDRO 22 22 22 22 22 22 22 22 22 22 23 23 24 25 25 25 25 25 25 23 25 13
11 PM2.5 µg/M3 ALPINE 1.7 1.6 1.6 1.6 1.5 1.0 .9 1.2 1.2 .9 1.2 1.1 1.4 1.5 1.5 2.0 3.2 3.1 3.5 1.6 3.5 18
CARMEL MT RCH 3.1 7.1 3.6 3.3 3.4 3.2 3.4 4.0 3.4 3.3 3.0 2.6 3.1 3.0 3.0 3.9 4.9 5.5 5.8 3.8 7.1 01
CHULA VISTA 3.7 2.9 2.7 2.6 2.3 2.2 4.0 5.0 2.8 2.2 2.4 4.3 3.7 3.0 3.8 4.0 4.1 4.4 6.2 3.4 6.2 18
DOWNTOWN SE 3.9 3.9 3.9 3.3 2.8 3.5 3.9 5.4 8.2 4.0 M M 3.6 3.6 15.1 6.0 4.5 4.4 5.6 5.0 15.1 14
EL CAJON LES 7.0 6.9 6.8 6.9 6.7 7.0 5.7 6.7 7.8 7.0 5.9 3.3 2.4 2.4 2.6 3.1 3.2 3.8 7.2 5.3 7.8 08
KEARNY MESA 3.0 3.0 3.0 2.9 2.8 2.6 2.9 5.2 2.8 2.8 2.5 2.6 3.8 3.4 3.3 3.9 4.5 4.8 5.1 3.4 5.2 07
Current Date: 1/27/2026 7:09 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 3.8 3.2 2.7 2.4 2.4 3.2 3.7 4.0 3.2 2.4 3.5 6.5 4.6 3.4 3.6 3.0 5.3 4.2 4.4 3.6 6.5 11
PENDLETON 2.9 3.0 2.9 2.9 2.9 2.7 2.6 2.9 3.1 3.4 4.2 3.8 3.8 4.3 4.4 4.7 7.2 10.1 6.1 4.1 10.1 17
SAN YSIDRO 9.1 9.2 15.2 6.2 7.8 10.8 11.6 10.9 12.8 8.0 7.9 5.9 4.1 4.0 3.8 4.2 5.5 5.9 7.5 7.9 15.2 02
12 VWDR ° ALPINE 40 113 17 60 84 108 78 265 300 214 215 294 299 305 284 280 259 24 81 0 305 13
CHULA VISTA 55 62 58 58 80 58 15 27 62 57 15 280 292 273 256 275 287 337 334 0 337 17
DOWNTOWN SE 10 43 359 43 31 95 1 345 38 5 304 266 283 264 277 301 317 340 335 0 359 02
EL CAJON LES 218 104 235 147 219 125 236 158 60 282 268 317 359 303 273 239 314 279 138 0 359 12
KEARNY MESA 60 52 61 64 66 73 36 16 85 149 92 228 270 326 284 304 315 343 27 0 343 17
OTAY MESA DVN 7 13 35 57 185 359 356 22 354 296 311 270 284 270 274 300 277 351 10 0 359 05
PENDLETON 63 67 64 66 66 56 18 64 79 244 230 262 264 261 271 303 309 307 329 0 329 18
13 SIGTHETA ° ALPINE 48 43 41 28 20 21 31 60 46 44 31 31 25 32 39 27 29 33 57 36 60 07
CHULA VISTA 22 13 28 53 48 16 14 19 17 23 31 23 21 22 17 29 15 27 21 24 53 03
DOWNTOWN SE 39 43 43 18 19 46 18 11 26 41 44 20 21 30 16 21 24 45 35 29 46 05
EL CAJON LES 58 33 42 50 57 46 37 37 69 75 39 33 43 43 51 22 19 18 55 44 75 09
KEARNY MESA 5 8 6 4 6 12 24 35 23 32 59 38 18 22 12 9 10 9 44 20 59 10
OTAY MESA DVN 40 22 60 36 55 55 31 23 39 16 33 21 17 13 11 22 14 20 59 31 60 02
PENDLETON 8 8 8 8 7 28 16 7 10 53 16 15 16 15 16 13 12 12 16 15 53 09
14 VWSP MPH ALPINE 1.2 1.6 1.0 1.7 2.5 3.1 3.3 1.0 1.1 .6 1.6 3.5 4.9 3.6 2.7 3.6 1.9 1.2 1.1 .0 4.9 12
CHULA VISTA 2.0 4.8 3.7 1.6 2.4 2.4 2.7 2.7 3.6 2.7 2.8 5.9 6.9 5.3 6.9 3.3 5.7 2.6 1.7 .0 6.9 12
DOWNTOWN SE 1.1 3.0 1.3 3.7 6.0 1.4 2.5 3.0 2.6 2.0 1.1 5.3 6.4 4.1 7.3 5.3 4.7 2.0 1.4 .0 7.3 14
EL CAJON LES .9 1.5 .6 .7 .5 1.5 1.2 .5 .4 .5 1.7 2.5 2.6 3.0 2.3 5.6 4.4 2.7 .8 .0 5.6 15
KEARNY MESA 5.4 7.1 6.0 7.5 8.1 5.0 3.2 2.1 2.3 2.7 .7 3.3 6.8 4.8 8.7 8.8 7.0 4.9 .9 .0 8.8 15
OTAY MESA DVN 4.0 4.4 3.1 2.0 .2 .8 2.5 3.2 1.9 2.1 3.4 5.9 8.0 9.2 9.0 4.3 4.6 2.9 1.4 .0 9.2 13
PENDLETON 8.5 9.6 9.2 10.1 9.5 7.2 5.9 6.6 5.3 .6 2.5 4.0 4.0 4.5 4.2 6.4 5.8 4.2 4.7 .0 10.1 03
15 SWSP MPH ALPINE 1.8 2.2 2.4 2.8 2.7 3.4 3.5 1.5 1.7 2.4 3.6 3.9 5.3 4.1 3.2 4.3 3.2 1.6 1.6 2.9 5.3 12
CHULA VISTA 2.1 4.9 3.9 2.0 3.3 2.6 2.8 2.8 3.8 3.6 3.4 6.3 7.3 6.0 7.3 3.7 6.0 2.9 2.4 4.1 7.3 12
DOWNTOWN SE 1.8 3.4 1.7 3.9 6.1 2.1 2.8 3.1 2.9 2.9 2.8 5.7 6.8 5.3 7.6 5.9 5.1 2.7 2.0 3.9 7.6 14
EL CAJON LES 1.4 1.7 1.6 2.1 1.3 2.4 1.6 1.0 .9 1.2 2.2 3.0 3.3 3.8 3.0 6.0 4.8 2.9 1.8 2.4 6.0 15
KEARNY MESA 5.5 7.2 6.1 7.6 8.1 5.1 3.5 2.5 3.0 3.1 2.5 4.0 7.5 5.3 8.9 9.0 7.2 5.0 2.7 5.5 9.0 15
OTAY MESA DVN 4.7 5.1 4.9 3.3 2.1 2.3 3.1 3.6 2.9 3.1 3.8 6.4 8.4 9.6 9.2 4.7 4.8 3.2 2.2 4.6 9.6 13
PENDLETON 8.6 9.7 9.2 10.2 9.6 7.5 6.3 6.8 5.4 2.1 2.6 4.2 4.2 4.6 4.4 6.5 5.9 4.3 5.3 6.2 10.2 03
16 AMBTEMP °F ALPINE 54.5 54.7 54.8 54.5 55.6 53.3 52.3 55.8 58.2 62.3 66.3 66.9 67.5 68.0 69.2 68.1 62.8 59.9 58.3 60.2 69.2 14
CARMEL MT RCH 54.4 51.2 50.8 49.6 50.2 51.6 51.7 50.4 55.8 61.8 67.1 70.5 72.0 71.2 73.0 66.8 63.9 62.5 61.1 59.8 73.0 14
CHULA VISTA 49.9 52.4 51.4 49.0 49.4 48.8 46.6 46.9 56.6 63.3 68.1 69.0 70.1 70.8 67.4 67.3 65.6 64.1 62.3 58.9 70.8 13
DOWNTOWN SE 49.7 50.2 48.4 50.7 52.7 47.7 46.1 50.5 62.4 68.2 73.9 M 72.7 75.4 72.5 68.5 66.2 62.7 60.1 59.9 75.4 13
EL CAJON LES 43.2 41.6 40.0 38.7 37.6 36.7 36.1 38.2 45.6 54.9 64.2 71.1 73.5 76.0 76.5 72.6 67.6 63.7 59.6 54.6 76.5 14
KEARNY MESA 53.0 51.0 49.7 49.0 48.8 50.4 50.1 49.9 60.1 65.3 69.0 70.8 70.7 M 69.9 65.1 63.2 61.0 58.6 58.6 70.8 11
OTAY MESA DVN 56.5 57.0 55.9 56.9 55.4 52.7 53.0 56.4 59.6 65.2 68.9 71.8 72.0 71.9 68.9 65.6 63.5 61.0 59.8 61.7 72.0 12
PENDLETON 52.4 49.6 48.7 48.4 48.1 53.1 49.8 51.7 54.3 58.2 61.3 63.6 64.1 64.5 64.0 62.7 61.7 61.1 60.4 56.7 64.5 13
Current Date: 1/27/2026 7:09 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 51.4 48.6 49.4 47.6 50.1 49.6 51.0 51.3 55.8 66.1 70.7 71.9 71.3 70.3 67.4 67.0 64.7 62.1 60.5 59.3 71.9 11
17 RELHUM % ALPINE 11 10 9 9 8 8 8 8 9 7 9 8 8 8 10 13 25 24 25 11 25 16
EL CAJON LES 53 60 66 69 73 75 73 70 50 33 21 11 8 9 10 17 24 27 32 41 75 05
KEARNY MESA 27 29 32 33 32 27 26 31 25 18 13 13 20 17 19 35 38 43 42 27 43 17
18 PRES mmHg EL CAJON LES 755 755 755 755 754 754 755 755 756 756 756 755 755 754 753 754 754 754 755 755 756 08
KEARNY MESA 756 755 756 755 755 755 755 756 757 757 757 756 756 755 755 755 755 755 756 756 757 08
19 SOLAR W/M2 EL CAJON LES -1 -1 0 0 0 0 2 44 171 372 626 719 713 640 425 221 78 1 -2 211 719 11
KEARNY MESA 1 1 1 1 1 1 4 117 332 527 669 716 727 665 M 196 94 6 1 226 727 12
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 0 0 5 12 22 31 35 35 31 21 12 4 0 0 11 35 11
25 NOY EL CAJON LES 26.08 23.18 24.31 24.98 26.78 C C 52.31 56.44 40.97 26.11 11.78 5.72 5.63 6.93 9.05 10.70 9.94 21.70 22.50 56.44 08
26 NOY-NO EL CAJON LES 21.71 21.10 20.33 20.03 19.66 C C 19.97 22.48 20.43 15.74 8.41 4.44 4.55 5.82 7.92 10.06 9.76 20.46 14.87 22.48 08
27 NO Trace EL CAJON LES 4.37 2.08 3.97 4.95 7.11 C C 32.34 33.96 20.53 10.36 3.37 1.27 1.08 1.11 1.13 .63 .18 1.23 7.62 33.96 08
28 SO2 Tr PPB EL CAJON LES .0 .0 C C C .1 .2 .3 .4 .2 .1 .1 .0 .2 .2 .1 .2 .2 .2 .1 .4 08
29 CO Tr PPB EL CAJON LES 424.1 404.3 C C C 485.2 659.8 810.2 863.3 667.5 516.7 255.8 181.2 193.4 219.0 264.5 269.2 294.8 455.0 435.2 863.3 08
BCarbon ug/m3 10TH AVE MARIN .84 1.07 1.14 .75 .40 1.18 .72 1.46 1.72 1.25 .97 .77 < .67 .78 .72 < < 1.27 .98 1.72 08
ALPINE .04 .04 .04 .05 .04 .06 .07 .21 .11 .04 .06 < .06 .07 < < .32 < .49 .11 .49 18
BOSTON AVE .59 .59 .49 .52 .51 .72 1.25 1.46 1.46 .64 .67 .86 .37 .56 .45 .76 .69 .50 1.23 .75 1.46 07
CHICANO PARK .46 < .42 .31 .22 < .96 1.19 1.21 .68 .84 < < .46 < .57 .54 .51 .62 .64 1.21 08
DOWNTOWN SE < 1.10 .24 .17 .13 .31 .73 < < .45 .49 .74 .34 .46 .46 .53 .49 < < .47 1.10 01
OCEANVIEW BLV 1.38 < .75 .50 .24 .83 .91 < .68 .32 .24 .58 .35 < .34 .44 .40 .42 .94 .58 1.38 00
OTAY MESA DVN .37 .20 .12 .10 .08 .15 .10 .15 .20 .37 .33 .79 .41 .27 .26 .14 .21 .28 .48 .26 .79 11
SAN YSIDRO 1.61 1.65 1.82 .86 1.11 1.42 < 1.71 1.78 .95 .91 .54 .33 .35 .22 .32 .43 .58 .74 .96 1.82 02
PM10 STD ALPINE 4.7 4.6 4.4 4.7 3.5 3.0 3.3 3.4 5.6 3.4 5.3 4.4 8.1 7.9 7.9 8.5 15.9 14.6 16.2 6.8 16.2 18
CARMEL MT RCH 9.4 43.5 10.9 10.8 10.6 11.7 12.0 14.4 10.9 11.4 14.3 9.9 13.8 12.4 14.2 17.0 16.5 17.8 16.3 14.6 43.5 01
CHULA VISTA 8.5 7.8 7.0 6.6 7.2 7.0 17.0 20.3 10.1 9.6 11.2 20.8 21.0 13.0 13.5 14.8 14.9 17.6 20.7 13.0 21.0 12
DOWNTOWN SE 10.2 9.2 8.9 7.3 7.2 9.3 14.1 22.4 24.7 16.9 M M 17.9 19.8 143.2 35.2 17.0 16.8 21.5 23.6 143.2 14
EL CAJON LES 16.1 16.0 15.0 16.4 16.0 15.3 12.7 23.2 27.7 23.1 19.1 12.6 12.3 12.4 12.3 17.4 14.2 12.0 24.2 16.7 27.7 08
KEARNY MESA 7.9 7.7 7.2 8.2 8.4 6.8 10.7 31.1 12.8 11.7 10.7 9.6 25.0 19.0 17.5 18.0 18.6 19.5 19.9 14.2 31.1 07
OTAY MESA DVN 22.3 14.3 10.8 11.2 10.5 18.0 32.6 48.8 23.2 17.6 31.1 62.5 39.9 24.9 30.1 14.9 40.7 22.6 26.4 26.4 62.5 11
PENDLETON 8.2 9.3 8.5 9.5 7.2 6.4 8.0 10.3 11.2 15.7 24.4 17.6 13.6 14.7 15.0 21.4 26.4 37.1 25.7 15.2 37.1 17
SAN YSIDRO 33.1 30.7 49.9 19.9 36.3 44.8 45.6 56.9 67.2 48.8 53.7 37.5 21.6 22.3 17.2 19.1 19.9 23.3 29.6 35.6 67.2 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