Current Date: 5/16/2026 1:09 PM
Daily Parameter Report
5/16/2026
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 .040 .036 C C .037 .038 .040 .043 .045 .048 .052 .056 .058 .044 .058 12
CHULA VISTA .045 .045 C C .044 .043 .042 .043 .044 .045 .045 .046 .045 .044 .046 11
DOWNTOWN SE .043 .043 C C .044 .042 .042 .042 .044 .043 .043 .043 .043 .042 .044 04
EL CAJON LES .037 .039 C C C .039 .041 .041 .044 .046 .048 .050 .050 .043 .050 11
KEARNY MESA .044 .044 C C .046 .045 .045 .047 .048 .050 .049 .048 .048 .046 .050 09
OTAY MESA DVN .041 .041 C C .040 .039 .034 .036 .043 .046 .048 .051 .050 .042 .051 11
PENDLETON .044 .045 C C .045 .045 .044 .044 .042 .044 .045 .045 .045 .044 .045 01
03 NO2 PPB ALPINE 3.0 3.5 C C 2.8 3.1 3.1 2.8 2.5 2.5 2.6 3.1 2.6 2.8 3.5 01
CARMEL MT RCH 4.2 3.0 C C 8.5 7.9 6.9 12.3 10.9 10.5 6.7 6.7 4.2 7.4 12.3 07
CHULA VISTA 1.1 1.0 C C 1.5 2.7 3.7 4.1 4.4 2.8 1.6 1.3 1.2 2.3 4.4 08
DOWNTOWN SE 2.5 2.2 C C 2.0 3.0 2.6 2.9 2.5 2.0 2.0 2.0 1.9 2.3 3.0 05
EL CAJON LES 6.8 3.9 C C C 3.7 3.7 4.4 5.1 6.6 5.8 5.4 5.0 5.0 6.8 00
KEARNY MESA 1.4 1.3 C C 1.2 1.8 1.7 1.4 2.0 1.7 1.4 1.1 .8 1.4 2.0 08
OTAY MESA DVN 2.8 2.9 C C 1.9 4.6 10.4 11.1 7.6 6.2 5.7 4.2 3.1 5.5 11.1 07
PENDLETON 1.3 1.0 C C 1.0 1.2 1.3 2.0 4.0 1.4 1.1 1.3 1.1 1.5 4.0 08
SAN YSIDRO 3.1 2.6 C C 7.4 10.4 10.1 9.5 7.3 7.0 3.5 3.4 3.3 6.1 10.4 05
06 CO PPM CARMEL MT RCH .2 .1 C C .3 .3 .3 .4 .4 .4 .3 .4 .3 .3 .4 07
SAN YSIDRO .2 .1 C C .2 .3 .3 .3 .3 .3 .2 .2 .2 .2 .3 05
07 H2S PPB IB CIVIC CTR .6 .8 .8 2.6 3.4 2.3 2.0 1.5 .7 .7 .7 .6 .5 1.3 3.4 04
NESTOR - BES 2.0 4.0 2.2 10.8 28.7 21.0 12.4 4.6 1.8 .9 1.6 1.2 .7 7.0 28.7 04
SAN YSIDRO 2.4 4.3 4.7 2.0 .8 .8 .9 .7 .7 1.2 1.0 .6 .6 1.5 4.7 02
10 INTMP °C ALPINE 27 27 27 26 27 27 27 27 26 25 26 25 25 26 27 00
CARMEL MT RCH 24 24 25 25 25 25 25 24 25 25 25 25 25 25 25 02
CHULA VISTA 25 24 25 24 24 24 24 24 24 24 24 24 24 24 25 00
DOWNTOWN SE 25 25 25 25 25 25 25 25 25 25 24 24 24 25 25 00
EL CAJON LES 26 26 26 26 26 26 26 26 26 26 26 26 26 26 26 00
KEARNY MESA 25 25 24 24 24 24 25 24 24 24 24 24 25 24 25 00
OTAY MESA DVN 24 24 24 25 24 24 25 24 24 24 24 24 24 24 25 03
PENDLETON 26 26 26 26 26 26 26 25 25 25 25 25 25 26 26 00
SAN YSIDRO 25 25 25 25 25 25 25 24 24 24 24 24 24 25 25 00
10 INTMP °C        IB CIVIC CTR 26 26 27 27 27 27 26 26 26 26 26 24 24 26 27 02
NESTOR - BES 26 26 26 26 26 26 26 25 26 26 25 25 25 26 26 00
11 PM2.5 µg/M3 ALPINE 9.2 10.8 12.5 10.9 9.4 8.8 8.2 7.7 7.3 6.9 7.1 8.1 8.7 8.8 12.5 02
CARMEL MT RCH 5.8 5.8 6.1 6.4 6.0 5.4 5.5 6.2 6.9 7.9 8.5 9.9 10.9 7.0 10.9 12
CHULA VISTA 5.6 5.6 5.6 5.9 6.1 7.0 6.9 7.3 7.1 7.3 9.3 11.2 12.2 7.4 12.2 12
DOWNTOWN SE 5.8 5.8 5.5 5.6 5.8 5.8 6.4 7.2 7.0 6.8 8.3 11.4 12.6 7.2 12.6 12
EL CAJON LES 7.8 6.1 6.4 6.1 5.8 5.7 5.8 5.8 6.0 7.3 8.3 9.3 10.0 6.9 10.0 12
KEARNY MESA 5.3 5.7 5.4 5.0 5.1 5.5 5.5 5.5 6.0 6.8 8.7 10.9 12.0 6.7 12.0 12
Current Date: 5/16/2026 1:09 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 4.2 4.8 6.9 6.4 7.2 6.9 6.7 8.0 7.9 9.3 9.0 10.9 11.2 7.6 11.2 12
PENDLETON 5.9 6.0 5.6 5.2 4.9 4.9 4.8 4.5 5.0 5.0 5.4 6.6 8.6 5.5 8.6 12
SAN YSIDRO 7.2 6.7 7.6 7.1 8.2 8.6 8.6 9.0 11.1 10.4 11.5 13.0 14.8 9.5 14.8 12
12 VWDR ° ALPINE 268 267 240 271 261 258 237 236 274 256 251 238 265 0 274 08
CHULA VISTA 229 216 212 205 192 185 185 185 182 235 241 242 253 0 253 12
DOWNTOWN SE 207 230 213 195 184 203 181 183 210 208 220 220 221 0 230 01
EL CAJON LES 199 228 218 233 227 208 199 208 217 216 229 221 225 0 233 03
KEARNY MESA 198 203 194 185 178 187 193 185 206 209 220 228 235 0 235 12
OTAY MESA DVN 214 263 284 310 321 258 194 138 178 179 238 231 263 0 321 04
PENDLETON 171 180 183 172 165 163 163 169 178 202 209 231 248 0 248 12
13 SIGTHETA ° ALPINE 58 27 27 25 30 28 24 35 36 34 30 35 35 33 58 00
CHULA VISTA 23 25 19 19 17 14 18 24 27 20 22 23 23 21 27 08
DOWNTOWN SE 20 23 18 18 19 23 17 19 18 26 22 23 23 21 26 09
EL CAJON LES 17 22 24 21 18 18 22 34 33 28 26 27 21 24 34 07
KEARNY MESA 14 15 13 12 12 13 17 15 15 16 16 16 17 15 17 06
OTAY MESA DVN 16 15 15 16 18 19 61 25 20 44 32 24 25 25 61 06
PENDLETON 13 13 13 14 16 11 P 15 14 14 12 10 8 13 16 04
14 VWSP MPH ALPINE 1.2 2.0 2.3 2.1 1.8 2.5 2.6 2.6 3.4 4.1 4.1 5.3 5.8 .0 5.8 12
CHULA VISTA 3.7 2.9 3.2 2.9 3.3 3.7 3.2 3.1 3.5 8.0 7.7 8.0 8.2 .0 8.2 12
DOWNTOWN SE 4.2 3.5 3.5 3.2 3.4 3.1 5.1 5.7 7.6 6.6 7.5 8.0 8.1 .0 8.1 12
EL CAJON LES 3.7 3.6 3.3 2.9 2.9 3.2 3.5 3.2 4.1 4.5 6.5 6.9 8.5 .0 8.5 12
KEARNY MESA 5.9 5.3 5.7 4.8 4.8 4.3 5.8 7.6 7.7 8.6 10.7 11.5 11.4 .0 11.5 11
OTAY MESA DVN 4.6 3.6 3.5 3.0 2.6 2.7 1.3 2.7 4.9 3.5 8.1 7.1 9.6 .0 9.6 12
PENDLETON 6.6 7.6 6.2 4.8 3.4 4.6 5.5 5.5 7.6 8.4 9.4 10.5 10.3 .0 10.5 11
15 SWSP MPH ALPINE 2.0 2.3 2.5 2.4 2.0 2.8 2.8 3.3 4.2 4.9 5.0 6.2 6.7 3.6 6.7 12
CHULA VISTA 4.0 3.4 3.4 3.1 3.5 3.8 3.3 3.4 4.3 8.5 8.3 8.5 8.9 5.1 8.9 12
DOWNTOWN SE 4.4 3.8 3.7 3.3 3.6 3.3 5.3 6.2 8.0 7.3 8.1 8.8 8.8 5.7 8.8 11
EL CAJON LES 3.9 3.9 3.5 3.1 3.1 3.4 3.9 3.7 4.7 5.2 7.3 7.7 9.2 4.8 9.2 12
KEARNY MESA 6.1 5.5 5.8 4.9 5.0 4.4 6.1 7.9 8.0 8.9 11.3 12.0 11.9 7.5 12.0 11
OTAY MESA DVN 4.8 4.2 3.6 3.2 2.9 2.8 2.0 3.0 5.2 4.2 8.9 7.9 10.3 4.8 10.3 12
PENDLETON 6.8 7.8 6.4 5.0 3.6 4.7 5.7 5.7 7.8 8.7 9.6 10.8 10.4 7.2 10.8 11
16 AMBTEMP °F ALPINE 55.8 55.0 54.8 54.7 54.5 54.3 55.0 56.8 59.6 62.0 63.1 65.5 66.7 58.3 66.7 12
CARMEL MT RCH 60.9 61.1 60.7 60.4 60.5 61.1 62.6 64.4 65.4 68.0 70.0 70.6 69.7 64.3 70.6 11
CHULA VISTA 62.3 62.3 62.1 62.1 62.2 62.5 63.3 64.8 67.1 66.0 65.8 67.3 67.3 64.2 67.3 11
DOWNTOWN SE 62.2 61.6 61.7 62.0 62.0 62.0 62.8 64.1 65.2 66.5 66.2 67.5 67.3 63.9 67.5 11
EL CAJON LES 62.4 61.9 61.4 61.5 61.4 61.6 62.2 64.6 66.7 67.9 68.7 70.4 71.0 64.7 71.0 12
KEARNY MESA 62.4 62.0 61.6 61.8 62.0 62.2 63.2 64.7 66.0 67.2 68.3 69.3 69.7 64.6 69.7 12
OTAY MESA DVN 60.6 60.4 60.0 59.9 59.9 60.1 60.6 61.6 64.6 66.5 68.3 68.7 68.2 63.0 68.7 11
PENDLETON 63.7 63.6 63.5 63.6 63.7 64.0 64.6 65.3 66.2 67.6 68.0 68.1 68.0 65.4 68.1 11
Current Date: 5/16/2026 1:09 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 63.2 62.8 62.6 62.7 63.0 63.3 64.2 65.6 67.8 67.8 66.9 69.4 69.1 65.3 69.4 11
17 RELHUM % ALPINE 97 100 100 100 100 100 97 89 78 71 67 62 61 86 100 01
EL CAJON LES 81 83 85 85 85 85 80 74 67 64 67 63 61 75 85 02
KEARNY MESA 79 82 82 81 80 80 78 74 69 66 69 68 66 75 82 01
18 PRES mmHg EL CAJON LES 748 747 747 747 747 747 748 748 748 747 748 747 747 747 748 00
KEARNY MESA 748 748 748 748 748 748 748 748 748 748 748 748 748 748 748 00
19 SOLAR W/M2 EL CAJON LES 2 2 2 2 3 29 95 347 336 301 642 724 916 262 916 12
KEARNY MESA 1 1 1 1 2 31 131 333 332 429 747 937 1022 305 1022 12
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 2 6 19 21 20 38 45 52 16 52 12
25 NOY EL CAJON LES 3.45 1.90 1.63 1.57 1.44 C C 2.69 3.34 4.28 3.41 2.94 2.55 2.65 4.28 09
26 NOY-NO EL CAJON LES 3.38 1.87 1.60 1.52 1.42 C C 2.28 2.90 3.65 2.86 2.56 1.96 2.36 3.65 09
27 NO Trace EL CAJON LES .07 .02 .02 .04 .02 C C .41 .44 .63 .54 .37 .58 .28 .63 09
28 SO2 Tr PPB EL CAJON LES .0 .0 C C C .0 .0 .0 .0 .0 .0 .0 .0 .0 .0 00
29 CO Tr PPB EL CAJON LES 172.4 145.3 C C C 142.6 150.1 166.8 168.5 185.5 174.8 167.7 159.4 163.3 185.5 09
BCarbon ug/m3 10TH AVE MARIN < < < < < < < < < < < < < < <
ALPINE .37 .38 .37 .27 < .20 .20 < .17 < .17 .22 .20 .26 .38 01
BOSTON AVE .10 .10 .08 .14 .15 .22 .30 .28 .22 .17 .21 .24 .16 .18 .30 06
CHICANO PARK .12 < .13 .07 .08 .15 .13 .17 .20 < < .26 < .15 .26 11
DOWNTOWN SE .19 .11 .09 .12 .08 .15 .10 .15 .17 < .19 .19 < .14 .19 00
OCEANVIEW BLV .09 < < .08 .09 .13 .36 .18 .20 .18 .19 .23 .17 .17 .36 06
OTAY MESA DVN .21 < .16 < .17 .22 .38 < < .56 .41 .36 .28 .31 .56 09
SAN YSIDRO .34 < .26 < < .24 .36 .72 .41 .32 .26 < .16 .34 .72 07
PM10 STD ALPINE 19.1 21.1 24.6 23.3 20.0 18.8 18.8 18.0 18.8 19.2 19.6 21.4 23.0 20.4 24.6 02
CARMEL MT RCH 13.8 12.5 15.5 16.4 13.9 12.7 12.6 14.4 18.0 19.7 19.5 23.3 25.0 16.7 25.0 12
CHULA VISTA 15.0 16.0 14.8 16.4 18.0 17.0 18.0 20.0 23.3 21.7 22.6 28.9 28.8 20.0 28.9 11
DOWNTOWN SE 14.2 14.6 13.0 14.1 14.1 13.3 18.2 21.8 20.7 16.3 19.5 27.0 30.8 18.2 30.8 12
EL CAJON LES 20.4 15.6 16.2 15.6 14.8 13.8 16.5 15.2 16.3 19.5 21.9 23.6 25.5 18.0 25.5 12
KEARNY MESA 13.0 13.4 13.3 12.8 12.9 13.0 12.9 14.0 16.5 16.5 20.8 24.3 27.9 16.2 27.9 12
OTAY MESA DVN 10.2 12.7 18.8 16.5 18.4 16.8 18.4 28.4 41.5 52.9 38.1 34.6 32.9 26.1 52.9 09
PENDLETON 16.2 19.1 16.4 14.3 13.5 15.0 13.1 12.4 15.9 12.8 12.5 26.4 20.4 16.0 26.4 11
SAN YSIDRO 21.7 16.4 20.6 19.3 21.0 22.9 23.3 25.1 33.9 35.4 32.2 34.9 42.2 26.8 42.2 12
RAINFALL EL CAJON LES .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 00