Current Date: 4/3/2026 2:09 PM
Daily Parameter Report
4/3/2026
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 .030 .030 C C .026 .028 .026 .033 .033 .035 .038 .044 .049 .050 .035 .050 13
CHULA VISTA .027 .024 C C .022 .018 .019 .025 .031 .036 .039 .043 .044 .045 .031 .045 13
DOWNTOWN SE .028 .020 C C .013 .013 .013 .023 .027 .034 .035 .038 .038 .037 .026 .038 11
EL CAJON LES .018 .020 C C C .015 .013 .018 .028 .034 .038 .045 .050 .053 .030 .053 13
KEARNY MESA .025 .026 C C .014 .012 .015 .030 .036 .037 .041 .043 .044 .044 .030 .044 12
OTAY MESA DVN .032 .030 C C .023 .026 .018 .025 .036 .039 .041 .045 .049 .050 .034 .050 13
PENDLETON .018 .019 C C .016 .013 .014 .018 .027 .034 .036 .038 .037 .039 .025 .039 13
03 NO2 PPB ALPINE 2.3 1.9 C C 2.3 3.0 4.2 2.4 2.4 2.3 3.0 2.4 1.4 1.3 2.4 4.2 06
CARMEL MT RCH 6.6 11.6 C C 9.3 11.2 19.7 17.0 12.3 9.6 10.7 9.1 8.9 8.3 11.1 19.7 06
CHULA VISTA 6.5 6.0 C C 5.4 10.5 7.7 4.1 4.5 3.6 4.6 4.0 3.2 2.9 5.2 10.5 05
DOWNTOWN SE 5.8 9.8 C C 10.9 12.5 13.0 7.8 10.1 4.9 7.0 6.7 7.7 8.3 8.7 13.0 06
EL CAJON LES 4.1 2.1 C C C 2.7 4.7 4.1 3.8 2.2 1.7 2.0 1.6 1.5 2.7 4.7 06
KEARNY MESA 2.7 3.0 C C 9.3 10.5 8.2 3.0 2.2 2.5 2.3 1.7 1.7 1.4 4.0 10.5 05
OTAY MESA DVN 1.9 3.7 C C 5.1 4.0 12.6 10.0 2.2 1.6 1.5 2.3 3.4 2.8 4.2 12.6 06
PENDLETON 8.0 3.8 C C 4.9 5.5 4.3 2.8 3.4 1.2 1.0 .8 1.6 1.0 3.1 8.0 00
SAN YSIDRO 3.2 6.9 C C 15.8 19.4 15.2 12.5 4.6 4.1 5.9 4.7 3.6 3.0 8.2 19.4 05
06 CO PPM CARMEL MT RCH .3 .3 C C .3 .5 .9 .7 .4 .3 .4 .4 .5 .4 .5 .9 06
SAN YSIDRO .2 .1 C C .4 .4 .4 .3 .2 .2 .2 .2 .2 .2 .3 .4 04
07 H2S PPB IB CIVIC CTR .4 2.6 45.2 1.6 1.3 1.6 1.5 .8 .7 .6 .7 .4 .4 .4 4.1 45.2 02
NESTOR - BES 189.4 199.1 63.3 7.3 2.3 2.6 2.1 .9 .5 .5 .5 .3 .2 .3 33.5 199.1 01
SAN YSIDRO 21.5 .6 .5 1.3 2.6 2.0 1.5 2.1 .7 .5 .6 2.2 2.1 3.2 2.9 21.5 00
10 INTMP °C ALPINE 27 27 27 27 27 27 27 26 26 25 25 25 25 25 26 27 00
CARMEL MT RCH 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 00
CHULA VISTA 24 25 24 25 25 25 25 25 24 24 24 24 24 24 24 25 01
DOWNTOWN SE 24 25 25 25 25 25 25 25 25 24 24 24 24 24 25 25 01
EL CAJON LES 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 00
KEARNY MESA 24 24 24 24 23 23 23 23 24 24 25 25 25 24 24 25 10
OTAY MESA DVN 27 27 27 27 27 27 26 26 26 27 27 27 26 26 27 27 00
PENDLETON 26 26 26 26 25 25 24 25 25 25 25 25 25 25 25 26 00
SAN YSIDRO 25 26 25 26 26 25 25 25 25 25 25 25 25 25 25 26 01
10 INTMP °C        IB CIVIC CTR 27 27 27 27 27 27 27 26 25 24 24 24 24 24 26 27 00
NESTOR - BES 26 26 27 26 26 26 26 25 25 24 24 24 24 24 25 27 02
11 PM2.5 µg/M3 ALPINE 4.2 4.4 4.6 4.5 3.8 3.7 3.8 3.6 3.7 3.8 3.8 4.3 4.6 4.3 4.0 4.6 02
CARMEL MT RCH 3.5 3.8 3.7 3.7 3.8 3.5 4.4 4.6 4.2 4.8 5.1 5.1 5.2 5.7 4.3 5.7 13
CHULA VISTA 3.9 3.6 3.6 3.4 3.5 3.7 3.7 4.0 5.4 4.8 5.5 6.0 6.8 6.7 4.6 6.8 12
DOWNTOWN SE 4.6 4.5 4.8 4.8 4.9 5.0 5.5 5.8 5.5 5.0 5.4 5.8 5.4 5.3 5.1 5.8 07
EL CAJON LES 4.0 3.8 3.8 4.8 4.9 3.6 3.9 4.5 4.4 4.1 4.4 4.4 4.2 4.6 4.2 4.9 04
KEARNY MESA 3.3 3.5 3.5 3.8 4.0 4.4 4.2 4.1 4.0 4.4 5.0 5.0 5.0 5.1 4.2 5.1 13
Current Date: 4/3/2026 2:09 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 4.6 5.9 5.0 5.7 17.0 9.7 11.5 9.8 4.6 4.1 4.1 4.8 6.0 5.7 7.0 17.0 04
PENDLETON 3.0 3.0 3.0 3.0 3.2 3.3 3.3 3.6 3.6 3.8 4.0 3.9 4.1 4.5 3.5 4.5 13
SAN YSIDRO 4.4 3.7 4.3 5.9 12.3 8.8 7.5 10.1 5.8 5.4 5.8 6.4 6.3 6.0 6.6 12.3 04
12 VWDR ° ALPINE 27 48 80 111 60 53 331 301 260 284 252 248 60 76 0 331 06
CHULA VISTA 84 97 92 100 93 66 69 31 310 8 305 281 262 247 0 310 08
DOWNTOWN SE 29 38 61 58 51 30 32 42 279 2 279 276 296 283 0 296 12
EL CAJON LES 90 78 106 235 105 82 92 54 341 356 306 299 330 335 0 356 09
KEARNY MESA 56 52 67 80 70 66 70 352 310 350 326 314 308 307 0 352 07
OTAY MESA DVN 57 32 88 57 19 11 253 314 317 325 299 285 281 278 0 325 09
PENDLETON 59 43 51 57 69 63 49 44 251 253 257 258 279 273 0 279 12
13 SIGTHETA ° ALPINE 55 53 52 19 54 18 34 47 34 58 33 57 43 46 43 58 09
CHULA VISTA 17 34 16 15 25 31 24 30 33 31 37 19 20 18 25 37 10
DOWNTOWN SE 22 19 17 22 16 16 47 33 44 40 40 22 23 22 27 47 06
EL CAJON LES 12 25 35 60 39 16 56 51 61 51 56 44 65 61 45 65 12
KEARNY MESA 11 6 7 10 5 10 14 43 27 48 48 25 14 13 20 48 09
OTAY MESA DVN 23 25 22 38 68 19 38 41 23 19 19 17 14 13 27 68 04
PENDLETON 11 10 9 9 7 8 9 14 30 14 12 12 16 17 13 30 08
14 VWSP MPH ALPINE .5 1.2 .8 2.2 .9 1.6 1.4 1.9 3.2 2.0 4.6 1.4 5.3 4.1 .0 5.3 12
CHULA VISTA 2.8 2.0 3.5 4.3 3.8 2.8 2.0 2.5 2.9 3.9 4.9 8.6 7.7 8.6 .0 8.6 11
DOWNTOWN SE 1.6 1.4 3.1 2.4 3.0 3.6 2.1 2.4 2.0 3.8 4.2 8.5 8.2 7.9 .0 8.5 11
EL CAJON LES 2.9 3.1 1.5 .3 1.4 2.5 .8 1.0 .8 2.3 1.7 2.7 1.8 2.6 .0 3.1 01
KEARNY MESA 3.4 4.5 4.6 3.3 4.5 3.9 2.7 1.7 4.2 3.5 3.9 8.1 11.3 12.2 .0 12.2 13
OTAY MESA DVN 2.8 1.8 2.1 .7 .7 2.5 1.6 3.8 5.8 7.3 6.1 8.1 10.1 10.9 .0 10.9 13
PENDLETON 3.5 5.8 4.7 5.5 5.4 5.6 6.7 5.4 1.7 5.3 7.3 7.8 5.1 5.5 .0 7.8 11
15 SWSP MPH ALPINE 1.0 1.6 1.6 2.5 1.7 2.0 2.2 2.5 3.8 2.9 5.3 4.5 6.4 5.3 3.1 6.4 12
CHULA VISTA 3.0 2.3 3.7 4.4 4.1 3.1 2.4 3.1 3.6 4.6 6.0 9.1 8.4 9.0 4.8 9.1 11
DOWNTOWN SE 1.7 1.7 3.2 2.6 3.2 3.8 2.5 2.9 3.5 4.6 5.0 9.1 8.8 8.6 4.4 9.1 11
EL CAJON LES 3.0 3.3 2.0 1.1 1.9 2.6 1.2 1.7 2.2 3.6 3.6 3.8 3.2 4.1 2.7 4.1 13
KEARNY MESA 3.5 4.5 4.6 3.4 4.6 3.9 2.8 3.0 4.8 4.6 4.9 8.7 11.7 12.5 5.5 12.5 13
OTAY MESA DVN 3.1 2.1 2.5 1.7 1.5 2.8 2.5 4.1 6.3 7.7 6.5 8.6 10.4 11.2 5.1 11.2 13
PENDLETON 3.6 5.9 4.8 5.7 5.5 5.7 6.8 5.6 2.9 5.5 7.4 7.9 5.4 5.7 5.6 7.9 11
16 AMBTEMP °F ALPINE 51.5 51.5 50.7 49.3 49.1 49.6 50.9 53.7 56.4 60.2 66.8 71.5 77.3 78.4 58.4 78.4 13
CARMEL MT RCH 56.3 55.0 53.9 53.1 52.9 53.1 54.6 58.6 62.5 65.4 69.4 73.3 75.3 75.6 61.4 75.6 13
CHULA VISTA 61.1 58.6 57.1 56.1 55.7 55.5 56.6 60.7 63.3 66.9 69.5 70.5 71.9 72.5 62.6 72.5 13
DOWNTOWN SE 60.9 58.9 57.6 56.5 55.8 55.7 57.3 61.6 64.5 67.3 70.7 70.5 71.9 72.8 63.0 72.8 13
EL CAJON LES 55.7 54.5 53.2 52.5 51.5 51.6 53.3 57.4 62.3 66.4 70.5 75.1 79.9 83.8 62.0 83.8 13
KEARNY MESA 56.0 54.9 53.5 53.4 53.2 53.2 56.6 62.1 64.0 66.6 69.8 73.1 73.7 73.4 61.7 73.7 12
OTAY MESA DVN 57.7 57.2 56.3 55.7 54.5 54.6 54.6 59.8 62.5 65.6 69.9 73.6 73.4 74.3 62.1 74.3 13
PENDLETON 58.7 57.1 56.0 55.2 54.7 54.2 54.9 59.5 62.9 64.1 65.1 66.2 66.5 67.5 60.2 67.5 13
Current Date: 4/3/2026 2:09 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 62.4 60.7 57.9 57.0 56.9 56.4 57.7 62.1 65.0 67.9 71.4 70.8 71.0 70.9 63.4 71.4 10
17 RELHUM % ALPINE 94 92 93 94 91 88 85 81 75 66 50 36 14 13 69 94 00
EL CAJON LES 86 86 89 91 92 88 84 76 67 59 50 39 30 25 69 92 04
KEARNY MESA 86 88 95 96 95 95 88 73 69 64 55 50 51 54 76 96 03
18 PRES mmHg EL CAJON LES 749 748 748 748 748 748 749 749 749 749 749 749 748 748 749 749 00
KEARNY MESA 749 749 749 749 749 749 749 750 750 750 750 750 749 749 749 750 07
19 SOLAR W/M2 EL CAJON LES -1 -1 -1 -1 -1 12 87 338 481 703 805 863 964 890 367 964 12
KEARNY MESA 1 1 2 1 1 17 169 390 504 686 814 906 874 782 368 906 11
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 1 6 17 27 39 45 48 51 46 20 51 12
25 NOY EL CAJON LES 3.81 1.92 2.35 4.81 6.07 C C 5.80 5.13 3.43 2.71 3.07 2.80 2.71 3.71 6.07 04
26 NOY-NO EL CAJON LES 3.80 1.90 2.18 4.46 5.27 C C 3.54 3.31 2.43 2.08 2.48 2.40 2.34 3.01 5.27 04
27 NO Trace EL CAJON LES .01 .02 .16 .34 .80 C C 2.26 1.81 .99 .63 .59 .39 .36 .69 2.26 07
28 SO2 Tr PPB EL CAJON LES .0 .0 C C C .0 .0 .0 .0 .1 .0 .0 .1 .1 .0 .1 09
29 CO Tr PPB EL CAJON LES 173.5 131.2 C C C 144.3 196.1 210.6 195.7 166.6 169.8 175.2 166.2 156.5 171.4 210.6 07
BCarbon ug/m3 10TH AVE MARIN < .54 .45 .32 .36 .55 .55 < .75 < .31 .28 .29 .39 .44 .75 08
ALPINE .08 .07 < < .11 .09 .21 < .10 .09 .14 .12 .07 .05 .10 .21 06
BOSTON AVE .25 .48 .40 .57 .66 .68 .62 .47 .55 .32 .40 .31 .61 .44 .48 .68 05
CHICANO PARK .14 .27 < < .53 .52 .52 < < < .30 < .47 .38 .39 .53 04
DOWNTOWN SE .12 .21 .20 .21 .26 .27 .34 .28 .45 .20 .26 .29 .35 < .26 .45 08
OCEANVIEW BLV .11 .18 .25 .36 < < .40 .26 < .23 < .36 .30 .32 .28 .40 06
OTAY MESA DVN .07 .08 .07 2.19 6.04 .69 1.29 1.40 .34 .15 .16 .18 .95 .19 .99 6.04 04
SAN YSIDRO .06 .20 .14 < < .98 .96 < < .23 .24 < .14 .16 .35 .98 05
PM10 STD ALPINE 9.1 9.8 9.6 9.5 8.2 8.5 9.3 9.0 9.5 11.9 16.0 23.1 32.9 32.3 14.1 32.9 12
CARMEL MT RCH 9.0 9.9 8.5 8.5 9.0 7.5 11.9 13.0 10.3 13.4 16.4 20.0 20.5 24.0 12.9 24.0 13
CHULA VISTA 10.6 9.8 9.5 9.7 9.0 10.9 11.2 11.9 15.5 14.0 18.7 19.5 23.2 22.7 14.0 23.2 12
DOWNTOWN SE 10.5 10.4 11.3 12.0 13.7 13.0 18.1 18.0 16.9 16.6 19.4 22.7 20.4 18.4 15.8 22.7 11
EL CAJON LES 8.8 10.2 9.0 10.2 10.4 7.9 9.8 12.4 12.0 12.1 16.2 18.5 21.1 28.4 13.3 28.4 13
KEARNY MESA 9.1 9.0 8.2 8.8 9.1 11.4 10.2 11.6 11.8 13.8 18.5 20.3 18.6 18.5 12.7 20.3 11
OTAY MESA DVN 25.8 43.9 31.2 16.3 64.6 72.1 98.9 58.5 13.5 12.6 16.2 25.5 33.9 25.9 38.4 98.9 06
PENDLETON 7.5 7.2 6.6 6.7 7.3 7.7 8.0 9.3 9.1 11.4 13.2 11.9 14.8 17.2 9.8 17.2 13
SAN YSIDRO 13.5 9.7 10.1 15.7 31.5 36.2 38.8 35.2 20.6 17.8 19.1 31.4 24.1 24.0 23.4 38.8 06
RAINFALL EL CAJON LES .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 00