Current Date: 1/29/2026 9:09 PM
Daily Parameter Report
1/29/2026
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 .043 .044 C C .045 .047 .048 .048 .043 .043 .043 .044 .047 .048 .049 .048 .046 .046 .042 .045 .046 .045 .049 14
CHULA VISTA .012 .014 C C .013 .019 .013 .011 .015 .022 .031 .045 .043 .045 .045 .042 .039 .031 .024 .004 .004 .024 .045 11
DOWNTOWN SE .001 .004 C C .008 .005 .008 .003 .006 .012 .028 .015 .034 .039 .043 .043 .031 .028 .025 .006 .002 .017 .043 14
EL CAJON LES .002 .002 C C C .002 .002 .003 .006 .012 .021 .034 .048 .050 .051 .050 .048 .027 .021 .010 .012 .022 .051 14
KEARNY MESA .018 .021 C C .016 .019 .019 .021 .023 .026 .035 .042 .044 .048 .048 .044 .036 .033 .017 .019 .032 .029 .048 13
OTAY MESA DVN .022 .022 C C .040 .034 .036 .032 .040 .047 .050 .051 .054 .056 .053 .052 .047 .044 .033 .033 .030 .040 .056 13
PENDLETON .006 .011 C C .014 .028 .020 .019 .020 .025 .032 .026 .031 .032 .033 .038 .035 .019 .004 .005 .018 .021 .038 15
03 NO2 PPB ALPINE 1.2 1.1 C C .9 1.6 1.4 2.0 4.3 3.7 3.6 2.4 1.6 1.3 1.5 1.3 2.1 1.6 4.6 2.5 2.1 2.1 4.6 18
CARMEL MT RCH 20.9 20.9 C C 14.8 24.8 29.0 37.2 38.8 28.3 28.6 18.0 13.5 13.5 14.1 17.5 22.0 29.7 15.9 7.7 3.8 21.0 38.8 08
CHULA VISTA 17.7 14.8 C C 12.6 12.6 21.2 24.4 21.6 12.6 9.3 6.1 10.9 10.6 11.0 14.9 16.1 19.9 21.4 41.4 38.9 17.7 41.4 19
DOWNTOWN SE 26.9 22.5 C C 18.8 22.1 23.2 27.6 29.9 31.6 14.4 36.2 18.3 15.1 11.0 11.0 22.1 24.1 25.5 44.4 45.8 24.7 45.8 20
EL CAJON LES 17.9 17.3 C C C 14.1 14.6 14.9 19.5 21.5 18.7 13.4 3.8 2.5 3.6 5.5 6.7 19.4 21.8 27.2 21.4 14.6 27.2 19
KEARNY MESA 9.9 6.9 C C 12.0 11.4 16.5 14.9 11.5 14.2 9.3 3.9 5.3 4.9 3.6 6.8 11.5 16.6 29.7 23.9 9.2 11.6 29.7 18
OTAY MESA DVN 18.5 21.9 C C 4.6 8.1 9.0 20.5 7.8 2.2 2.5 2.1 2.7 3.3 6.5 6.9 11.9 13.1 19.7 17.9 18.9 10.4 21.9 01
PENDLETON 12.3 7.2 C C 7.7 5.6 8.8 16.2 13.1 10.5 9.2 14.9 11.2 16.4 20.6 15.7 18.2 28.7 44.7 42.6 19.9 17.0 44.7 18
SAN YSIDRO 23.4 31.3 C C 24.0 26.4 28.8 32.6 41.1 34.8 18.5 9.3 9.8 11.0 5.4 7.6 16.9 26.9 31.0 36.5 39.3 23.9 41.1 08
06 CO PPM CARMEL MT RCH .6 .5 C C .4 .7 1.0 1.5 1.5 .8 .7 .5 .5 .5 .6 .6 .5 .7 .4 .3 .2 .7 1.5 07
SAN YSIDRO .6 1.0 C C 1.4 1.4 1.6 2.1 2.1 1.4 .7 .3 .3 .3 .2 .3 .4 .6 .8 .9 1.1 .9 2.1 07
07 H2S PPB IB CIVIC CTR 2.2 3.2 2.0 2.2 2.0 3.7 2.0 2.8 2.0 1.6 1.9 1.3 1.2 .9 1.0 .9 1.3 1.8 4.5 5.1 5.3 2.3 5.3 20
NESTOR - BES 3.0 6.1 1.9 4.5 5.7 3.8 4.7 7.2 3.1 1.3 1.3 1.1 .9 .7 .6 .6 .9 7.7 22.9 19.5 10.0 5.1 22.9 18
SAN YSIDRO 1.1 3.0 3.5 5.8 4.9 2.6 2.8 4.7 5.0 3.0 .9 .4 .3 .4 .3 .3 1.5 4.6 4.8 1.7 2.1 2.5 5.8 03
10 INTMP °C ALPINE 27 27 27 27 27 27 27 27 27 26 25 26 25 25 25 25 25 25 26 26 27 26 27 00
CARMEL MT RCH 26 26 27 27 27 27 26 26 26 26 26 26 26 26 M 26 26 26 26 26 26 26 27 02
CHULA VISTA 25 25 25 25 25 25 25 25 26 25 25 24 24 24 24 24 24 24 24 24 24 25 26 08
DOWNTOWN SE 26 26 26 26 26 26 26 26 26 26 25 25 24 24 24 24 24 24 24 25 25 25 26 00
EL CAJON LES 26 26 27 27 27 27 27 27 26 26 26 26 26 26 26 26 26 26 26 26 26 26 27 02
IB CIVIC CTR 28 28 28 28 28 28 27 27 26 25 24 21 21 22 23 24 25 26 26 27 27 26 28 00
KEARNY MESA 24 24 24 24 24 23 23 23 24 24 24 24 24 24 24 24 24 24 24 24 24 24 24 00
NESTOR - BES 24 24 24 24 23 23 22 22 24 22 21 24 24 24 23 21 22 25 26 27 27 24 27 19
OTAY MESA DVN 27 27 27 27 27 27 27 27 27 27 27 26 26 26 25 25 25 25 25 26 26 26 27 00
PENDLETON 24 24 24 24 24 24 24 24 24 25 25 24 24 24 24 25 25 25 26 26 26 25 26 18
SAN YSIDRO 23 22 22 22 22 22 22 22 22 22 23 25 25 24 24 24 25 25 25 25 25 23 25 11
11 PM2.5 µg/M3 ALPINE 2.1 1.6 1.3 1.4 1.5 1.2 1.2 1.3 1.3 1.7 1.5 1.6 1.4 1.3 1.6 1.4 1.6 1.6 2.0 2.1 2.2 1.5 2.2 20
CARMEL MT RCH 7.1 5.4 5.5 4.9 5.4 4.6 4.1 4.8 4.8 3.9 4.1 2.8 2.9 3.0 3.6 4.2 4.8 4.7 2.9 2.8 2.4 4.2 7.1 00
CHULA VISTA 6.1 4.9 5.0 4.7 4.5 3.9 3.7 4.4 3.8 M M M 3.5 3.9 3.3 3.6 4.6 7.0 8.1 9.7 9.2 5.2 9.7 19
DOWNTOWN SE 12.7 8.7 7.6 6.7 5.9 5.2 4.9 6.4 7.4 8.9 4.0 8.5 5.1 3.7 3.4 3.5 4.3 5.8 5.9 8.1 9.5 6.4 12.7 00
EL CAJON LES 12.7 9.7 9.7 8.6 6.8 7.1 7.4 8.2 9.2 8.4 7.3 4.9 2.4 2.4 2.4 2.9 7.8 5.0 7.4 9.2 6.1 6.9 12.7 00
KEARNY MESA 5.6 5.0 5.3 4.1 3.8 3.7 3.1 3.2 3.1 4.6 4.9 3.1 3.1 3.2 3.1 3.3 4.4 6.4 6.7 6.0 3.0 4.2 6.7 18
Current Date: 1/29/2026 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 13.1 14.9 3.0 2.5 2.8 3.9 4.6 7.2 3.9 2.2 2.4 2.6 3.1 3.1 3.4 4.0 5.8 5.9 7.5 5.9 7.3 5.1 14.9 01
PENDLETON 6.0 5.3 4.4 4.4 4.3 3.5 3.5 3.7 4.0 4.8 3.5 8.1 7.2 9.9 11.1 10.5 9.9 11.4 15.3 11.6 7.0 7.1 15.3 18
SAN YSIDRO 9.0 24.5 38.3 32.7 30.0 20.8 22.5 38.3 43.3 26.2 5.7 3.5 4.1 4.5 3.8 4.1 7.8 7.0 8.5 9.5 14.8 17.0 43.3 08
12 VWDR ° ALPINE 11 313 334 269 309 279 245 243 262 279 262 292 240 117 273 346 24 2 84 24 159 0 346 15
CHULA VISTA 91 49 41 52 102 98 77 88 28 3 15 331 326 304 293 290 245 219 137 92 69 0 331 11
DOWNTOWN SE 10 340 338 351 49 27 20 309 261 303 339 206 257 297 299 314 313 327 359 26 46 0 359 18
EL CAJON LES 206 273 212 117 114 249 131 136 140 190 332 312 326 335 275 313 291 219 135 179 122 0 335 13
KEARNY MESA 67 11 2 17 81 63 58 50 26 329 332 306 247 292 301 295 299 316 345 10 33 0 345 18
OTAY MESA DVN 85 67 30 12 93 103 6 108 338 329 297 313 307 313 259 254 263 6 21 49 100 0 338 08
PENDLETON 28 30 28 53 35 63 15 51 20 70 65 266 284 304 295 293 311 235 118 82 72 0 311 16
13 SIGTHETA ° ALPINE 64 61 37 68 65 67 51 81 62 18 35 25 63 64 46 52 53 52 39 20 37 50 81 07
CHULA VISTA 40 30 50 20 56 39 40 37 19 28 44 25 21 20 17 17 19 37 12 36 42 31 56 04
DOWNTOWN SE 33 29 14 33 14 45 49 37 57 25 67 22 18 25 22 20 23 14 29 36 32 31 67 10
EL CAJON LES 46 38 63 51 57 50 48 48 48 64 58 45 50 66 47 23 20 27 32 47 58 47 66 13
KEARNY MESA 11 12 10 24 18 7 7 13 17 13 50 72 38 26 9 9 7 7 9 36 36 21 72 11
OTAY MESA DVN 31 40 16 18 32 20 35 14 19 13 19 23 22 44 44 12 17 39 42 18 26 26 44 13
PENDLETON 37 13 35 10 12 9 13 12 12 18 37 15 18 15 21 20 13 25 21 16 17 19 37 00
14 VWSP MPH ALPINE .6 .3 2.2 1.3 1.4 1.4 2.7 .9 1.2 3.7 3.0 4.0 .9 1.5 3.1 2.0 .9 1.6 2.0 2.7 1.1 .0 4.0 11
CHULA VISTA 1.8 1.5 .7 2.4 1.9 2.8 1.6 1.8 3.4 2.4 1.8 3.9 5.8 6.3 7.0 5.1 2.9 1.6 3.3 1.4 1.8 .0 7.0 14
DOWNTOWN SE 1.2 3.1 4.2 1.6 2.8 1.8 2.1 .6 .8 2.0 1.1 3.8 5.1 5.4 6.5 5.2 3.5 5.1 1.2 1.5 1.9 .0 6.5 14
EL CAJON LES .5 .6 .5 1.4 .7 1.2 .8 .5 .1 .3 .6 1.4 1.2 1.5 3.8 5.9 3.0 2.2 2.1 .8 1.6 .0 5.9 15
KEARNY MESA 5.3 4.5 5.8 3.1 3.9 5.9 6.0 4.1 2.8 5.2 1.6 1.1 2.5 6.2 9.9 6.2 6.8 6.5 6.5 4.6 2.6 .0 9.9 14
OTAY MESA DVN 1.9 2.1 4.1 5.2 3.1 3.1 2.8 3.8 3.0 4.3 3.3 3.9 5.4 5.3 4.6 6.7 2.6 2.3 1.6 2.3 3.4 .0 6.7 15
PENDLETON 3.4 5.5 5.4 6.7 6.6 10.5 6.5 6.9 4.1 5.0 5.4 2.8 3.6 5.6 3.1 3.0 5.1 .9 2.0 3.3 5.3 .0 10.5 05
15 SWSP MPH ALPINE 1.9 3.1 2.9 3.1 3.2 2.4 4.1 3.1 2.0 4.0 3.8 4.4 3.7 4.0 3.9 3.1 3.1 2.5 2.6 3.1 2.8 3.2 4.4 11
CHULA VISTA 2.5 2.1 1.7 2.9 2.5 3.2 2.2 2.1 4.0 2.8 2.2 4.3 6.2 6.6 7.3 5.3 3.0 2.5 3.4 1.9 2.4 3.4 7.3 14
DOWNTOWN SE 1.5 3.2 4.3 1.9 3.3 2.3 3.3 1.0 1.5 2.8 2.2 4.1 5.4 6.1 7.0 5.7 3.7 5.3 2.9 2.1 2.2 3.4 7.0 14
EL CAJON LES 1.1 1.5 1.3 1.6 1.2 1.8 1.2 1.4 1.7 1.3 1.2 2.1 2.6 2.5 4.7 6.3 3.2 2.6 2.8 1.9 2.9 2.2 6.3 15
KEARNY MESA 5.3 4.8 6.0 3.6 4.4 6.0 6.1 4.3 3.1 5.3 2.5 2.2 3.0 6.7 10.1 6.3 6.9 6.7 6.5 6.1 3.9 5.2 10.1 14
OTAY MESA DVN 2.5 3.0 4.3 5.4 3.4 4.1 4.0 3.9 3.3 4.5 3.5 4.3 5.8 6.5 7.6 6.8 2.9 2.8 2.1 3.3 3.8 4.2 7.6 14
PENDLETON 3.7 5.9 5.8 6.8 7.0 10.7 6.8 7.1 4.2 5.2 6.1 2.9 3.8 5.8 3.3 3.3 5.2 2.7 2.4 3.5 5.5 5.1 10.7 05
16 AMBTEMP °F ALPINE 61.4 62.4 63.5 61.3 61.7 63.0 63.1 64.0 67.5 69.0 71.3 72.6 75.4 76.6 76.0 75.5 72.8 67.9 64.8 64.0 64.5 67.5 76.6 13
CARMEL MT RCH 54.2 54.7 53.6 53.3 52.4 53.5 55.7 55.9 62.5 69.6 72.9 76.2 78.2 79.6 M 77.7 76.1 71.3 70.8 69.7 69.9 65.4 79.6 13
CHULA VISTA 55.4 54.2 51.5 52.7 52.0 53.8 52.6 52.8 59.8 65.3 72.3 76.7 78.4 79.4 78.9 77.7 76.5 71.2 66.1 63.3 60.7 64.3 79.4 13
DOWNTOWN SE 52.4 52.6 54.0 53.9 52.9 50.6 52.0 51.1 64.4 72.5 78.2 80.0 81.5 82.8 80.7 80.7 79.5 71.7 67.1 63.9 60.3 65.8 82.8 13
EL CAJON LES 50.7 49.4 48.0 47.1 46.5 45.0 43.6 43.7 50.8 59.2 68.1 76.0 79.7 82.7 83.8 81.7 79.6 72.1 67.3 62.4 58.5 61.7 83.8 14
KEARNY MESA 56.0 55.7 52.7 54.5 51.2 52.9 56.0 57.9 64.8 68.3 72.6 77.1 78.5 79.6 76.7 75.7 72.4 66.6 63.7 62.6 62.1 64.6 79.6 13
OTAY MESA DVN 57.7 58.6 62.5 60.5 60.2 57.4 57.5 61.2 64.5 69.8 74.7 77.5 79.9 80.9 80.7 78.4 76.1 71.8 67.6 65.6 64.2 68.0 80.9 13
PENDLETON 49.6 49.9 51.4 54.3 48.4 56.4 51.6 54.9 59.2 66.1 73.4 66.0 65.7 66.8 68.5 69.6 68.4 64.0 62.8 61.3 60.7 60.4 73.4 10
Current Date: 1/29/2026 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 53.6 54.5 52.7 51.2 49.8 50.9 50.4 51.1 59.2 68.3 M 80.2 80.5 80.4 79.4 78.1 74.9 69.7 65.2 62.3 60.2 63.6 80.5 12
17 RELHUM % ALPINE 19 17 15 17 16 13 11 11 13 14 14 15 12 10 12 11 12 13 15 16 16 14 19 00
EL CAJON LES 75 77 80 81 81 84 87 86 70 46 31 18 12 11 11 14 14 24 29 34 36 48 87 06
KEARNY MESA 59 55 63 49 56 50 38 36 33 28 21 15 14 16 17 20 31 32 36 36 27 35 63 02
18 PRES mmHg EL CAJON LES 753 753 753 753 753 753 753 754 754 754 754 753 753 752 752 752 752 752 752 753 754 753 754 07
KEARNY MESA 753 753 753 753 753 753 753 754 755 755 755 754 753 753 753 753 753 753 753 754 754 753 755 08
19 SOLAR W/M2 EL CAJON LES 1 -1 0 1 0 0 1 39 181 382 610 698 698 626 490 304 101 -4 -4 -3 -2 196 698 11
KEARNY MESA 1 1 1 2 1 2 4 89 323 514 653 704 718 648 516 329 123 7 1 1 1 221 718 12
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 0 0 4 12 21 30 34 34 30 23 13 5 0 0 0 0 10 34 11
25 NOY EL CAJON LES 27.45 27.13 27.24 25.17 23.12 C C 55.07 61.16 46.83 31.41 19.20 5.41 4.09 5.22 7.36 7.31 17.60 19.30 27.42 19.70 24.06 61.16 08
26 NOY-NO EL CAJON LES 19.41 18.74 18.11 16.87 16.24 C C 16.30 20.26 21.34 18.18 12.99 4.41 3.53 4.49 6.45 6.41 17.16 18.66 25.31 18.91 14.93 25.31 19
27 NO Trace EL CAJON LES 8.03 8.39 9.12 8.29 6.88 C C 38.76 40.90 25.48 13.22 6.20 1.00 .56 .72 .90 .89 .44 .64 2.10 .79 9.12 40.90 08
28 SO2 Tr PPB EL CAJON LES .1 .1 C C C .1 .2 .3 .4 .3 .2 .1 .0 .0 .1 .2 .3 .2 .2 .2 .1 .1 .4 08
29 CO Tr PPB EL CAJON LES 631.8 615.3 C C C 649.7 754.3 896.3 999.1 821.7 639.0 367.3 185.7 167.2 190.3 226.3 228.5 469.3 488.9 647.2 488.3 525.9 999.1 08
BCarbon ug/m3 10TH AVE MARIN 2.34 < 1.39 1.26 1.45 1.08 1.16 3.12 7.50 4.40 2.19 1.75 < .97 .44 .48 < < .85 1.27 1.95 1.98 7.50 08
ALPINE .09 .06 .04 < .06 .06 .04 .06 .09 .11 .11 .09 .07 < < < < .08 < .10 .09 .08 .11 09
BOSTON AVE 2.15 1.37 1.01 1.18 1.33 1.35 1.25 1.61 1.71 2.87 2.95 2.98 .99 .74 .74 .48 .83 1.13 .92 1.78 2.44 1.51 2.98 11
CHICANO PARK 1.88 1.40 .97 .89 < .99 .86 < 3.30 3.28 1.80 < < .57 .46 .37 < < < 1.15 < 1.38 3.30 08
DOWNTOWN SE < 1.23 .93 .78 .74 .82 .66 1.49 < 1.73 .53 1.51 .63 .51 < .34 < < .68 1.32 < .93 1.73 09
OCEANVIEW BLV 2.29 1.81 < 1.27 1.43 1.24 1.06 < 1.53 1.26 .84 1.84 .81 < .30 < .45 1.22 1.11 1.35 1.81 1.27 2.29 00
OTAY MESA DVN 1.56 2.55 .27 .16 .16 .26 .30 .44 .18 .12 .13 .17 .21 .20 .28 .24 .38 .44 .53 .83 .88 .49 2.55 01
SAN YSIDRO 1.21 4.51 7.62 6.99 6.16 4.10 < 6.29 5.80 3.00 .75 .31 .33 .41 < .29 .56 .96 < 1.35 2.51 2.95 7.62 02
PM10 STD ALPINE 7.6 5.9 4.7 5.8 4.8 3.4 6.0 6.6 6.3 8.9 7.3 9.7 7.2 7.2 9.3 7.0 9.7 7.7 8.5 9.7 8.9 7.2 9.7 11
CARMEL MT RCH 20.5 16.5 17.0 13.5 15.9 15.4 14.5 20.1 21.5 17.2 19.2 13.3 13.0 14.7 17.3 20.5 20.7 18.2 14.1 14.2 12.5 16.6 21.5 08
CHULA VISTA 23.0 16.4 16.1 14.6 13.8 13.6 12.1 21.4 19.4 M M M 15.8 20.4 18.0 19.3 22.2 29.9 38.0 36.4 32.2 21.2 38.0 18
DOWNTOWN SE 30.9 24.3 22.9 22.1 18.4 16.5 20.6 33.6 40.5 36.3 21.2 33.6 24.1 19.7 17.9 17.7 19.6 25.1 24.1 29.9 31.9 25.2 40.5 08
EL CAJON LES 29.6 24.4 22.7 22.9 17.4 18.8 19.3 22.2 29.5 30.1 26.4 22.9 14.9 16.5 18.4 15.7 19.4 23.5 26.3 32.9 22.6 22.6 32.9 19
KEARNY MESA 19.8 18.5 20.6 18.1 13.9 13.5 11.7 12.9 15.5 29.2 23.6 15.1 17.6 22.4 16.0 14.6 19.3 31.0 34.6 23.0 14.4 19.3 34.6 18
OTAY MESA DVN 80.3 74.3 15.2 10.4 13.4 26.9 35.2 80.9 31.7 14.5 17.3 19.5 30.7 28.5 29.5 39.0 47.7 46.7 76.1 51.7 65.5 39.7 80.9 07
PENDLETON 15.4 15.5 15.9 19.0 12.3 16.5 12.8 18.1 18.6 26.7 22.6 40.0 26.7 29.4 41.6 43.0 42.3 40.2 48.9 38.2 28.7 27.2 48.9 18
SAN YSIDRO 38.9 83.2 111.0 84.9 76.5 65.7 91.6 145.7 189.3 124.2 30.1 17.4 18.9 20.4 17.7 23.2 31.8 33.0 42.0 36.6 57.0 63.7 189.3 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