Current Date: 3/20/2026 9:09 PM
Daily Parameter Report
3/20/2026
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 .063 .065 C C .055 .052 .051 .047 .058 .063 .064 .068 .072 .072 .084 .072 .067 .062 .056 .058 .057 .062 .084 14
CHULA VISTA .004 .004 C C .007 .011 .005 .008 .030 .056 .061 .076 .076 .062 .046 .052 .051 .050 .041 .038 .038 .037 .076 11
DOWNTOWN SE .000 .001 C C .001 .001 .002 .011 .031 .037 .037 .050 .050 .053 .060 .049 .035 .039 .033 .017 .020 .027 .060 14
EL CAJON LES .014 .014 C C C .005 .006 .012 .025 .045 .068 .078 .086 .083 .075 .069 .060 .054 .042 .033 .023 .044 .086 12
KEARNY MESA .027 .023 C C .019 .010 .013 .033 .044 .055 .064 .077 .075 .075 .067 .066 .065 .068 .061 .053 .037 .049 .077 11
OTAY MESA DVN .039 .027 C C .030 .027 .023 .022 .033 M M M .100 .084 .075 .068 .063 .057 .049 .044 .038 .048 .100 12
PENDLETON .020 .021 C C .017 .018 .019 .023 .032 .040 .049 .053 .051 .051 .054 .053 .051 .047 .043 .040 .037 .037 .054 14
03 NO2 PPB ALPINE 1.0 1.0 C C 2.5 3.3 3.8 4.6 4.0 2.9 2.5 1.9 1.9 1.7 2.6 2.4 2.5 3.6 4.9 3.6 4.1 2.8 4.9 18
CARMEL MT RCH 22.6 14.5 C C 34.4 34.4 12.6 9.7 6.8 4.4 15.6 18.0 18.9 14.1 11.8 12.3 15.2 14.7 17.5 26.9 19.8 17.0 34.4 04
CHULA VISTA 17.7 18.2 C C 22.7 19.3 23.8 21.8 14.0 6.3 16.2 20.8 8.5 3.9 3.8 3.3 4.3 6.5 6.4 6.7 4.0 12.0 23.8 06
DOWNTOWN SE 27.1 22.2 C C 20.7 23.6 24.5 23.9 20.5 28.3 45.4 24.3 21.1 14.7 8.3 13.8 19.0 16.1 17.6 32.3 26.6 22.6 45.4 10
EL CAJON LES 12.4 10.1 C C C 14.2 14.8 20.6 20.1 13.5 7.5 3.3 2.7 4.4 4.2 3.7 6.3 8.4 11.6 13.3 17.3 10.4 20.6 07
KEARNY MESA 8.0 10.2 C C 19.0 23.7 22.9 9.6 7.1 6.0 3.6 3.9 3.6 3.0 2.6 2.0 3.0 3.0 5.8 9.4 10.1 8.2 23.7 05
OTAY MESA DVN 10.4 21.7 C C 17.5 19.5 27.0 36.0 35.0 M M M 8.7 3.6 2.1 2.5 2.4 4.0 4.8 6.9 6.5 13.0 36.0 07
PENDLETON 6.8 6.5 C C 7.4 8.0 9.9 13.5 9.6 8.0 4.2 3.7 4.6 2.9 2.0 1.9 2.9 2.2 2.5 2.5 3.0 5.3 13.5 07
SAN YSIDRO 10.4 17.5 C C 24.0 24.6 27.3 50.0 74.8 50.8 28.0 13.2 5.0 4.2 4.1 4.5 5.7 6.9 11.4 14.5 12.2 20.4 74.8 08
06 CO PPM CARMEL MT RCH .5 .4 C C .9 .9 .4 .3 .3 .3 .6 .7 .9 .7 .6 .7 .6 .6 .6 .8 .7 .6 .9 04
SAN YSIDRO .4 .7 C C 1.6 1.8 1.9 2.9 2.3 1.0 .8 .4 .3 .3 .2 .3 .3 .4 .4 .4 .3 .9 2.9 07
07 H2S PPB IB CIVIC CTR 33.2 23.1 43.4 3.6 1.2 2.1 2.6 4.6 2.7 1.4 1.7 .6 .5 .5 .6 .6 .6 1.0 2.6 11.9 12.2 7.1 43.4 02
NESTOR - BES 36.8 42.7 49.6 3.1 11.1 16.0 M M M 2.9 2.9 1.4 .7 3.8 4.7 2.2 1.2 8.6 23.8 68.9 26.4 17.0 68.9 19
SAN YSIDRO 155.1 49.7 7.2 3.2 6.0 7.5 9.1 18.3 14.0 4.3 8.6 10.2 10.5 5.2 4.3 5.7 10.7 12.5 24.9 12.6 7.6 18.4 155.1 00
10 INTMP °C ALPINE 25 25 26 26 25 25 26 26 25 24 24 24 24 24 24 24 24 24 24 25 25 25 26 02
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 24 25 24 24 24 25 25 24 24 24 24 24 24 24 23 24 24 24 24 24 24 24 25 01
DOWNTOWN SE 25 25 25 25 25 25 25 25 25 24 24 25 25 25 25 25 25 24 23 24 24 25 25 00
EL CAJON LES 26 26 26 26 26 26 26 26 26 26 26 25 25 25 25 25 25 25 25 25 25 26 26 00
IB CIVIC CTR 26 26 27 27 27 27 27 26 23 21 21 21 22 23 23 24 24 25 25 25 26 25 27 02
KEARNY MESA 24 24 25 24 25 25 25 24 24 24 25 25 25 25 25 25 24 25 24 24 24 25 25 02
NESTOR - BES 12 12 11 11 11 11 15 23 27 27 29 28 26 24 22 22 20 17 15 14 14 19 29 10
OTAY MESA DVN 27 27 27 27 27 27 27 27 27 26 26 26 25 25 25 25 25 25 25 25 26 26 27 00
PENDLETON 26 26 26 26 26 26 26 26 25 25 24 24 24 25 25 25 25 25 25 25 25 25 26 00
SAN YSIDRO 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 25 00
11 PM2.5 µg/M3 ALPINE 5.0 5.5 5.3 5.2 4.0 3.7 3.8 4.0 4.8 4.6 4.8 4.7 5.3 5.0 7.0 6.1 6.1 6.9 7.4 7.6 7.0 5.4 7.6 19
CARMEL MT RCH 10.2 10.4 10.9 9.8 10.4 10.6 10.1 8.6 9.0 9.5 10.7 9.9 11.4 10.2 10.1 8.6 8.7 11.7 13.8 15.0 13.4 10.6 15.0 19
CHULA VISTA 6.3 7.0 7.9 7.7 8.9 10.0 17.4 19.6 16.7 12.4 12.9 21.1 12.8 10.0 7.9 8.5 9.5 9.2 8.6 9.5 8.1 11.0 21.1 11
DOWNTOWN SE 9.0 9.3 9.2 10.2 11.0 11.3 13.5 15.0 19.4 18.6 19.9 12.9 11.1 9.7 9.1 8.6 8.7 8.3 8.5 10.2 11.6 11.6 19.9 10
EL CAJON LES 7.6 7.5 8.1 8.3 8.3 8.9 9.7 13.2 11.9 9.6 8.2 7.2 7.0 8.7 8.6 7.5 7.5 8.7 8.2 9.3 10.6 8.7 13.2 07
KEARNY MESA 7.5 7.4 8.2 7.8 7.9 8.2 8.6 8.3 8.0 8.3 8.2 9.9 9.8 10.0 8.9 8.6 8.6 8.6 10.5 12.7 9.9 8.8 12.7 19
Current Date: 3/20/2026 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 13.4 18.7 24.4 9.6 19.2 36.5 45.7 43.7 40.4 16.3 9.2 8.8 14.3 10.1 7.9 7.9 7.6 8.5 8.6 8.7 11.7 17.6 45.7 06
PENDLETON 6.6 6.9 7.0 7.2 7.5 7.6 7.7 8.1 9.9 10.9 10.3 10.7 9.7 9.0 8.3 6.7 6.5 7.8 10.1 12.3 14.0 8.8 14.0 20
SAN YSIDRO 5.4 9.6 14.2 17.0 26.0 36.3 45.5 67.3 71.2 37.5 29.6 19.1 11.0 9.2 8.3 8.9 9.4 9.9 10.6 10.0 10.7 22.2 71.2 08
12 VWDR ° ALPINE 84 86 77 63 99 121 46 112 181 215 282 295 292 285 267 269 263 301 10 85 354 0 354 20
CHULA VISTA 74 110 25 57 90 92 42 306 16 357 288 258 257 248 237 244 249 276 226 222 219 0 357 09
DOWNTOWN SE 11 49 69 28 54 48 5 237 75 217 243 297 289 273 267 257 226 270 312 231 332 0 332 20
EL CAJON LES 225 143 263 179 138 158 124 299 292 296 300 301 278 240 248 247 222 246 200 41 122 0 301 11
KEARNY MESA 4 69 23 6 46 101 71 64 88 151 344 312 306 306 303 286 295 293 298 300 304 0 344 10
OTAY MESA DVN 359 95 86 77 34 24 115 139 141 284 302 292 286 304 296 285 291 294 305 256 24 0 359 00
PENDLETON 34 46 49 48 45 42 44 56 86 247 279 287 285 287 254 240 202 180 170 182 185 0 287 11
13 SIGTHETA ° ALPINE 14 24 10 28 53 35 54 19 42 44 38 40 33 24 25 29 30 24 30 29 34 31 54 06
CHULA VISTA 38 31 33 56 30 24 54 68 43 30 29 19 19 19 20 22 22 18 19 17 18 30 68 07
DOWNTOWN SE 25 42 47 60 66 47 55 47 47 46 26 23 20 20 17 26 22 25 21 39 17 35 66 04
EL CAJON LES 45 33 26 44 39 34 43 44 61 65 54 31 42 21 22 28 28 26 31 44 61 39 65 09
KEARNY MESA 12 17 17 10 36 27 10 34 49 34 52 19 12 9 12 14 13 8 8 21 13 20 52 10
OTAY MESA DVN 11 24 19 52 41 45 18 10 41 28 20 19 11 11 13 14 13 9 19 35 37 23 52 03
PENDLETON 8 7 6 6 7 11 12 19 17 30 17 19 18 16 14 12 14 9 12 31 18 14 31 19
14 VWSP MPH ALPINE 1.7 1.3 2.8 1.5 1.1 1.3 1.0 2.5 1.5 2.0 2.6 3.5 4.5 5.9 7.1 5.3 3.7 2.7 1.3 1.9 .3 .0 7.1 14
CHULA VISTA .7 1.5 1.2 1.0 2.0 1.6 .3 .4 2.1 2.2 3.4 6.0 6.8 8.1 6.7 4.6 4.3 4.1 1.9 1.7 2.3 .0 8.1 13
DOWNTOWN SE 1.2 .3 .2 .8 .9 1.3 .6 .4 1.1 1.9 3.9 5.4 6.9 7.8 7.6 4.8 4.6 4.4 2.6 .7 2.7 .0 7.8 13
EL CAJON LES .8 .5 1.1 .6 1.1 .7 .7 1.1 .6 .8 1.9 4.4 3.9 8.1 7.1 5.7 4.7 2.9 2.1 .3 .8 .0 8.1 13
KEARNY MESA 3.6 2.2 2.9 5.2 3.1 2.8 2.3 1.6 .8 2.6 2.2 7.6 10.6 13.2 11.6 7.7 6.1 6.3 4.3 2.5 3.1 .0 13.2 13
OTAY MESA DVN 3.4 2.3 1.2 .8 2.2 1.7 2.9 3.8 .6 2.3 5.8 8.1 10.4 9.6 8.4 6.7 6.8 7.1 3.5 1.3 1.6 .0 10.4 12
PENDLETON 4.6 4.8 4.9 5.5 5.8 4.7 4.0 2.3 3.4 2.8 2.9 3.2 3.6 4.1 4.7 5.3 5.2 7.1 3.6 1.6 1.7 .0 7.1 17
15 SWSP MPH ALPINE 1.7 1.4 2.8 1.6 1.6 1.5 1.8 2.6 2.1 2.5 3.2 4.4 5.2 6.4 7.8 5.8 4.2 3.0 1.7 2.0 1.3 3.1 7.8 14
CHULA VISTA .9 1.7 1.4 1.6 2.3 1.8 .8 1.0 2.5 2.9 4.4 6.4 7.2 8.6 7.1 5.0 4.6 4.3 2.4 1.9 2.5 3.4 8.6 13
DOWNTOWN SE 1.6 .5 .8 1.9 1.6 1.8 .9 1.2 1.8 3.1 4.4 6.1 7.4 8.4 7.9 5.3 5.1 5.0 2.9 1.3 2.8 3.4 8.4 13
EL CAJON LES 1.0 .8 1.1 1.3 2.2 1.0 .8 1.4 1.4 1.5 2.5 5.1 5.5 8.7 7.6 6.5 5.3 3.3 2.4 1.6 1.1 3.0 8.7 13
KEARNY MESA 4.3 2.5 3.0 5.4 4.0 3.3 2.4 1.8 2.2 2.9 4.5 8.1 10.8 13.4 12.0 8.1 6.3 6.3 4.5 2.7 3.2 5.3 13.4 13
OTAY MESA DVN 3.5 3.8 3.5 2.1 2.9 2.3 3.0 3.9 1.9 2.7 6.2 8.6 10.7 9.9 8.6 6.9 7.1 7.2 3.8 1.6 2.4 4.9 10.7 12
PENDLETON 4.7 4.9 4.9 5.6 5.8 4.9 4.1 2.9 3.7 3.7 3.1 3.4 3.7 4.2 5.0 5.4 5.4 7.2 3.7 2.2 1.8 4.3 7.2 17
16 AMBTEMP °F ALPINE 79.4 78.3 79.2 79.3 76.8 74.0 75.3 78.9 83.9 87.7 90.1 92.7 95.3 95.7 93.5 89.3 85.5 81.1 76.7 75.9 75.5 83.1 95.7 13
CARMEL MT RCH 67.9 66.7 66.0 66.1 66.0 65.3 66.0 73.5 80.9 87.5 91.8 95.1 94.3 91.3 87.8 87.1 85.9 79.5 74.7 73.7 70.7 78.0 95.1 11
CHULA VISTA 63.4 62.7 62.4 61.5 61.7 61.7 63.4 69.2 77.2 84.6 88.7 86.6 85.9 81.1 76.6 77.0 77.6 74.7 71.4 69.7 67.9 72.6 88.7 10
DOWNTOWN SE 62.9 61.2 60.0 60.2 59.5 58.7 61.9 70.9 81.1 90.6 92.4 90.8 87.2 86.5 86.0 85.9 82.8 77.9 73.1 70.4 69.3 74.7 92.4 10
EL CAJON LES 65.3 63.7 62.5 61.0 60.0 59.2 60.7 66.5 74.1 83.7 92.4 97.5 101.1 99.1 95.1 92.3 88.1 85.0 79.8 75.8 72.9 77.9 101.1 12
KEARNY MESA 63.1 63.3 63.7 64.8 63.7 61.6 65.1 75.0 81.7 87.4 92.7 95.4 93.7 87.2 84.9 83.2 82.3 77.4 71.7 70.0 67.5 76.0 95.4 11
OTAY MESA DVN 70.7 69.1 68.7 69.9 68.2 69.4 68.6 73.7 80.8 89.0 93.5 96.4 91.4 86.0 82.2 82.3 81.9 77.9 72.2 69.4 69.7 77.7 96.4 11
PENDLETON 62.4 62.4 61.6 61.3 60.3 59.8 61.4 66.6 72.6 73.0 72.3 73.0 73.3 72.4 72.2 71.6 71.4 70.0 68.6 68.5 67.5 67.7 73.3 12
Current Date: 3/20/2026 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 63.0 62.3 63.5 62.5 61.0 60.6 63.6 71.0 78.8 87.4 88.9 84.7 81.5 79.6 78.6 79.1 79.0 75.0 71.1 70.4 69.3 72.9 88.9 10
17 RELHUM % ALPINE 25 28 26 25 22 23 24 26 22 17 19 18 17 15 20 21 26 32 37 38 37 25 38 19
EL CAJON LES 71 74 77 79 81 83 80 66 48 34 24 21 19 22 25 26 36 36 46 55 59 51 83 05
KEARNY MESA 75 79 77 72 73 79 71 52 38 32 24 24 26 32 35 35 36 40 50 54 61 51 79 01
18 PRES mmHg EL CAJON LES 749 749 748 748 748 748 749 749 749 749 748 748 747 747 747 747 747 747 747 747 748 748 749 00
KEARNY MESA 750 749 749 749 749 749 749 750 750 749 749 749 748 748 748 748 748 748 748 748 749 749 750 00
19 SOLAR W/M2 EL CAJON LES -1 -1 -1 -1 -1 1 57 284 512 696 832 899 892 821 685 495 270 23 -5 -5 -3 307 899 11
KEARNY MESA 1 2 1 2 1 3 104 329 552 742 870 929 923 839 696 505 282 73 1 1 1 327 929 11
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 0 4 14 26 36 43 46 45 41 34 23 12 3 0 0 0 16 46 11
25 NOY EL CAJON LES 12.55 10.96 13.75 13.74 12.50 C C 37.92 30.22 17.66 10.35 6.03 5.66 7.45 7.18 5.97 7.77 8.89 11.58 13.34 17.34 13.20 37.92 07
26 NOY-NO EL CAJON LES 12.36 10.91 13.20 12.87 11.97 C C 20.47 19.44 13.68 9.01 5.54 5.14 6.84 6.54 5.50 7.09 8.39 11.37 13.26 17.15 11.09 20.47 07
27 NO Trace EL CAJON LES .18 .05 .55 .86 .52 C C 17.44 10.77 3.98 1.34 .49 .52 .61 .64 .47 .67 .50 .21 .07 .18 2.10 17.44 07
28 SO2 Tr PPB EL CAJON LES .0 .0 C C C .0 .1 .3 .2 .1 .2 .2 .3 .3 .2 .3 .2 .3 .2 .2 .1 .1 .3 07
29 CO Tr PPB EL CAJON LES 396.8 349.1 C C C 422.0 503.7 746.8 614.6 488.3 341.0 233.6 247.6 336.5 279.7 246.0 272.5 292.9 331.5 358.3 430.7 382.8 746.8 07
BCarbon ug/m3 10TH AVE MARIN 2.07 1.99 < 2.20 < 2.66 2.51 2.90 5.92 5.31 < 1.78 .91 1.54 .78 1.73 .87 1.65 2.41 2.27 2.53 2.34 5.92 08
ALPINE .18 .20 .19 .18 .28 .15 .20 .23 .28 < < < < < < < < < < .32 .28 .23 .32 19
BOSTON AVE 1.29 1.47 1.42 1.65 1.83 2.20 2.21 1.85 2.15 3.82 3.19 1.38 .91 .73 .74 .70 .57 .70 .79 1.06 .94 1.50 3.82 09
CHICANO PARK 1.33 1.22 < 1.43 < 1.35 1.78 1.71 < 3.67 2.70 1.20 .81 .59 < < .67 .62 .86 < 1.19 1.41 3.67 09
DOWNTOWN SE 1.12 1.09 < 1.35 1.28 < 1.34 1.37 1.87 1.94 < < < .61 .50 < .69 .66 .59 1.11 < 1.11 1.94 09
OCEANVIEW BLV .91 .96 1.15 1.29 < 1.24 1.69 1.21 1.56 1.47 2.27 < .78 < .47 .53 .61 < .54 < .60 1.08 2.27 10
OTAY MESA DVN 1.31 < 3.18 1.07 2.26 2.71 3.43 5.39 4.42 1.42 .48 .58 < < .30 .35 .29 < .37 .44 .74 1.69 5.39 07
SAN YSIDRO .40 < 1.76 < 4.10 5.84 7.11 11.50 9.47 4.67 2.87 1.46 .57 .41 .36 .28 .34 .34 .52 .94 .49 2.81 11.50 07
PM10 STD ALPINE 14.6 15.8 17.0 16.9 12.5 13.2 12.2 16.8 16.3 15.8 16.6 15.7 21.3 19.7 25.4 21.3 19.5 19.5 19.4 20.3 20.0 17.6 25.4 14
CARMEL MT RCH 25.4 25.4 25.6 23.6 26.1 28.5 26.5 21.7 21.8 26.3 28.4 30.5 32.2 36.3 31.8 23.1 21.6 25.5 30.0 29.3 28.7 27.0 36.3 13
CHULA VISTA 16.1 17.5 25.3 19.8 26.7 32.1 50.8 55.6 51.7 33.7 37.2 52.2 43.7 32.5 19.5 20.8 25.6 22.1 22.2 21.9 21.1 30.8 55.6 07
DOWNTOWN SE 18.4 18.5 17.9 20.8 21.7 25.8 33.8 46.4 57.0 70.7 61.3 48.7 35.5 42.9 29.1 23.3 22.6 21.7 23.0 24.6 28.9 32.9 70.7 09
EL CAJON LES 17.3 18.5 21.6 19.8 21.1 22.5 23.9 38.4 43.4 42.3 28.7 27.3 24.3 31.7 34.0 24.2 21.0 25.2 23.7 24.7 28.1 26.7 43.4 08
KEARNY MESA 19.2 18.4 26.7 20.3 22.3 22.5 23.3 23.5 24.0 24.9 27.6 34.7 35.0 36.5 27.6 24.1 24.9 21.5 26.6 50.1 26.4 26.6 50.1 19
OTAY MESA DVN 60.7 81.4 97.3 32.3 60.4 193.8 284.7 321.4 220.1 110.8 40.2 32.4 50.9 42.8 29.5 22.2 23.9 27.8 22.4 20.6 41.6 86.5 321.4 07
PENDLETON 17.1 18.2 17.3 16.5 16.9 16.2 22.2 23.7 28.2 37.7 37.6 36.3 34.1 26.8 20.8 14.8 18.4 25.8 32.8 33.8 36.0 25.2 37.7 09
SAN YSIDRO 12.0 26.5 49.8 59.2 74.2 96.7 138.1 211.2 223.6 171.1 111.7 56.6 34.1 29.5 25.8 26.7 32.6 29.9 26.4 28.6 30.1 71.1 223.6 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