Current Date: 6/1/2026 11:09 AM
Daily Parameter Report
6/1/2026
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 .029 .022 C C .036 .043 .036 .030 .033 .041 .052 .035 .052 10
CHULA VISTA .038 .042 C C .033 .032 .030 .035 .041 .046 .049 .038 .049 10
DOWNTOWN SE .037 .042 C C .039 .038 .036 .039 .042 .046 .045 .040 .046 09
EL CAJON LES .025 .026 C C C .025 .027 .027 .035 .045 .053 .032 .053 10
KEARNY MESA .026 .039 C C .042 .041 .041 .036 P .037 .042 04
OTAY MESA DVN .026 .024 C C .024 .022 .023 .026 .033 .046 .053 .030 .053 10
PENDLETON .044 .045 C C .044 .041 .042 .040 .043 .046 .047 .043 .047 10
03 NO2 PPB ALPINE 5.3 7.2 C C 2.8 2.4 7.5 5.1 4.4 4.3 3.9 4.7 7.5 06
CARMEL MT RCH 4.7 6.0 C C 2.9 12.7 14.7 11.7 10.6 11.0 10.6 9.4 14.7 06
CHULA VISTA 1.8 1.4 C C 3.8 4.3 5.5 4.8 3.8 2.7 2.2 3.3 5.5 06
DOWNTOWN SE 4.0 2.0 C C 3.3 4.9 6.7 5.1 3.5 2.7 3.5 3.9 6.7 06
EL CAJON LES 6.6 6.3 C C C 4.8 5.8 6.7 9.0 10.0 10.7 7.4 10.7 10
KEARNY MESA 4.3 1.3 C C 1.7 2.6 2.9 9.8 P 3.7 9.8 07
OTAY MESA DVN 5.3 5.4 C C 6.4 5.6 6.2 7.1 5.3 4.4 3.4 5.4 7.1 07
PENDLETON 1.0 1.0 C C 1.6 3.0 3.2 4.7 2.1 2.0 1.1 2.1 4.7 07
SAN YSIDRO 4.4 4.6 C C 11.6 8.7 9.8 7.8 7.0 4.4 3.0 6.8 11.6 04
06 CO PPM CARMEL MT RCH .2 .2 C C .2 .4 .5 .4 .3 .4 .4 .3 .5 06
SAN YSIDRO .2 .2 C C .4 .3 .3 .3 .3 .2 .2 .3 .4 04
07 H2S PPB IB CIVIC CTR 1.0 .9 8.6 5.7 3.6 3.3 1.6 .8 .4 .6 .6 2.4 8.6 02
NESTOR - BES 7.5 19.9 1.3 2.5 4.1 11.1 3.1 M M M M 7.0 19.9 01
SAN YSIDRO 9.7 1.3 .8 1.1 1.5 1.8 4.7 4.3 2.6 1.7 1.2 2.7 9.7 00
10 INTMP °C ALPINE 26 27 27 27 27 27 27 25 25 25 24 26 27 01
CARMEL MT RCH 24 24 25 25 25 24 24 24 24 25 25 24 25 02
CHULA VISTA 24 24 24 24 24 24 24 24 24 24 24 24 24 00
DOWNTOWN SE 25 24 24 24 24 24 24 24 24 24 24 24 25 00
EL CAJON LES 26 26 26 26 26 26 26 26 26 26 26 26 26 00
KEARNY MESA 24 25 24 25 24 25 25 24 P 25 25 01
OTAY MESA DVN 24 24 24 24 24 24 24 24 24 24 24 24 24 00
PENDLETON 25 25 25 26 25 25 25 25 25 25 25 25 26 03
SAN YSIDRO 25 25 25 25 25 25 26 24 24 24 24 25 26 06
10 INTMP °C        IB CIVIC CTR 26 27 27 27 27 26 26 26 26 25 25 26 27 01
NESTOR - BES 26 26 26 25 26 26 25 25 25 25 24 25 26 00
11 PM2.5 µg/M3 ALPINE 9.3 11.6 6.1 8.3 10.1 6.3 6.1 7.8 10.3 M M 8.4 11.6 01
CARMEL MT RCH 10.5 10.8 10.9 12.8 14.4 14.3 15.1 15.3 15.8 15.3 14.5 13.6 15.8 08
CHULA VISTA 11.8 10.6 11.6 13.6 16.4 16.5 17.4 18.0 18.6 17.3 16.2 15.2 18.6 08
DOWNTOWN SE 13.6 12.4 11.9 12.5 14.1 15.5 17.5 16.8 15.5 14.9 15.3 14.5 17.5 06
EL CAJON LES 12.8 13.4 13.4 13.1 12.3 11.2 10.9 12.5 14.4 16.6 16.4 13.3 16.6 09
KEARNY MESA 11.0 11.1 11.3 11.5 10.7 11.5 11.3 13.0 P 11.4 13.0 07
Current Date: 6/1/2026 11:09 AM
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 15.7 18.8 19.5 21.3 21.3 20.8 21.9 26.1 22.7 21.1 19.8 20.8 26.1 07
PENDLETON 10.9 10.8 13.0 13.1 12.4 11.3 9.5 10.3 11.4 10.6 11.0 11.3 13.1 03
SAN YSIDRO 13.8 17.1 26.3 23.5 22.2 24.2 25.3 26.1 27.1 22.9 18.2 22.4 27.1 08
12 VWDR ° ALPINE 62 255 353 68 88 85 137 270 286 272 248 0 353 02
CHULA VISTA 194 211 157 185 209 176 180 264 262 261 264 0 264 07
DOWNTOWN SE 217 180 173 185 126 113 205 214 232 201 201 0 232 08
EL CAJON LES 173 162 158 96 107 134 53 223 205 254 267 0 267 10
KEARNY MESA 127 215 151 146 153 169 123 216 P 0 216 07
OTAY MESA DVN 288 340 308 297 329 321 322 323 323 292 276 0 340 01
PENDLETON 176 167 168 174 157 128 108 212 216 221 232 0 232 10
13 SIGTHETA ° ALPINE 40 43 27 24 11 17 39 23 31 32 31 29 43 01
CHULA VISTA 20 27 23 61 30 56 28 35 25 36 29 34 61 03
DOWNTOWN SE 21 31 39 28 39 31 36 20 20 21 P 29 39 02
EL CAJON LES 30 17 46 53 25 63 54 48 49 47 35 42 63 05
KEARNY MESA 58 34 43 31 28 25 51 30 P 38 58 00
OTAY MESA DVN 61 36 19 35 14 16 19 26 26 18 19 26 61 00
PENDLETON 27 27 16 18 22 31 23 36 15 13 12 22 36 07
14 VWSP MPH ALPINE .6 .5 1.1 1.2 1.8 2.1 1.3 3.5 3.5 4.3 4.7 .0 4.7 10
CHULA VISTA 3.2 2.9 2.2 .9 1.9 1.2 2.3 2.6 4.6 4.4 5.9 .0 5.9 10
DOWNTOWN SE 3.4 2.5 2.3 2.8 2.4 2.4 2.4 4.4 5.5 6.4 7.7 .0 7.7 10
EL CAJON LES 1.9 3.2 1.8 2.1 2.8 1.4 1.2 2.2 2.7 3.6 4.5 .0 4.5 10
KEARNY MESA .6 2.1 2.6 3.3 3.3 3.3 1.4 3.5 P .0 3.5 07
OTAY MESA DVN .8 1.7 2.5 2.0 2.8 3.4 4.1 3.8 5.3 7.7 8.3 .0 8.3 10
PENDLETON 2.3 2.4 5.0 3.8 2.8 3.1 4.2 3.0 5.4 7.6 8.1 .0 8.1 10
15 SWSP MPH ALPINE .9 1.0 1.2 1.3 1.9 2.2 2.2 3.8 3.9 5.0 5.3 2.6 5.3 10
CHULA VISTA 3.4 3.3 3.0 2.1 2.4 1.8 2.7 3.8 5.0 5.3 6.6 3.6 6.6 10
DOWNTOWN SE 3.6 2.9 2.9 3.2 3.2 2.8 3.0 4.7 5.8 6.9 8.4 4.3 8.4 10
EL CAJON LES 2.2 3.4 2.8 2.6 3.1 2.3 2.1 3.4 4.0 4.6 5.4 3.3 5.4 10
KEARNY MESA 1.3 2.7 3.3 3.8 3.8 3.7 2.8 4.1 P 3.2 4.1 07
OTAY MESA DVN 1.9 2.2 2.7 2.6 2.9 3.5 4.3 4.3 5.9 8.0 8.8 4.3 8.8 10
PENDLETON 2.8 3.3 5.2 4.0 3.4 3.6 4.6 4.0 5.6 7.8 8.3 4.8 8.3 10
16 AMBTEMP °F ALPINE 59.3 56.3 54.2 53.9 57.5 61.4 65.4 65.3 66.6 69.4 73.0 62.0 73.0 10
CARMEL MT RCH 60.9 61.2 61.0 61.0 61.1 61.8 62.9 64.8 67.8 72.2 74.8 64.5 74.8 10
CHULA VISTA 63.7 63.7 63.3 63.0 62.9 63.2 63.9 64.6 65.5 66.8 67.7 64.4 67.7 10
DOWNTOWN SE 62.8 62.6 63.0 63.4 63.2 63.1 63.7 63.8 65.0 67.0 68.4 64.2 68.4 10
EL CAJON LES 62.0 62.4 62.5 62.5 61.8 61.2 62.4 65.4 69.8 72.5 76.6 65.4 76.6 10
KEARNY MESA 62.2 62.7 63.0 62.8 62.6 63.1 63.7 65.3 P 63.2 65.3 07
OTAY MESA DVN 61.1 61.4 61.4 61.4 61.2 61.5 62.2 64.7 67.3 69.9 72.3 64.0 72.3 10
PENDLETON 64.9 64.9 64.8 64.5 64.6 64.7 64.5 64.9 66.0 67.3 68.1 65.4 68.1 10
Current Date: 6/1/2026 11:09 AM
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 64.3 64.1 64.1 64.3 64.3 64.4 64.9 66.2 67.9 68.9 69.7 65.7 69.7 10
17 RELHUM % ALPINE 81 93 100 97 86 64 55 65 67 63 55 75 100 02
EL CAJON LES 94 91 90 88 90 91 87 79 70 63 53 81 94 00
KEARNY MESA 92 90 88 87 87 85 83 79 P 86 92 00
18 PRES mmHg EL CAJON LES 747 747 747 747 747 748 748 748 748 748 748 748 748 05
KEARNY MESA 748 748 748 748 748 749 749 749 P 748 749 05
19 SOLAR W/M2 EL CAJON LES 2 2 2 3 4 36 206 470 716 879 994 301 994 10
KEARNY MESA 1 1 1 1 3 34 143 238 P 53 238 07
20 UVRAD W/M2 EL CAJON LES 0 0 0 0 0 2 10 25 39 48 54 16 54 10
25 NOY EL CAJON LES 3.49 3.15 2.58 2.53 2.55 C C 3.83 5.45 6.80 6.66 4.11 6.80 09
26 NOY-NO EL CAJON LES 3.44 3.10 2.54 2.49 2.51 C C 2.97 4.30 5.61 5.49 3.60 5.61 09
27 NO Trace EL CAJON LES .05 .04 .04 .03 .03 C C .85 1.14 1.18 1.17 .50 1.18 09
28 SO2 Tr PPB EL CAJON LES .0 .0 C C C .0 .0 .0 .0 .1 .1 .0 .1 09
29 CO Tr PPB EL CAJON LES 178.0 172.4 C C C 172.3 179.2 198.5 231.1 241.4 240.1 201.6 241.4 09
BCarbon ug/m3 10TH AVE MARIN .14 .12 .14 .09 .10 .28 .32 .30 < .30 .22 .20 .32 06
ALPINE .17 .22 .19 < .14 .11 .22 < .25 .28 .33 .21 .33 10
BOSTON AVE .25 .14 .14 .19 .30 .89 .89 .69 .46 .32 .50 .43 .89 05
CHICANO PARK .30 .11 .12 .13 < < .63 .54 .45 .23 .31 .31 .63 06
DOWNTOWN SE .24 .12 .12 < < .43 .63 .45 .33 .21 < .32 .63 06
OCEANVIEW BLV .23 .12 .11 .15 .21 .47 < .66 .44 .29 .26 .29 .66 07
OTAY MESA DVN .37 .45 .46 .55 .46 < 1.19 1.53 .96 .69 .58 .72 1.53 07
SAN YSIDRO .23 .78 < 1.53 .97 1.02 1.06 < .70 .37 < .83 1.53 03
PM10 STD ALPINE 21.2 24.6 8.8 15.7 22.2 15.8 15.6 22.9 24.7 M M 19.0 24.7 08
CARMEL MT RCH 22.3 23.2 22.1 25.3 27.2 29.2 30.9 30.6 31.7 31.9 32.5 27.9 32.5 10
CHULA VISTA 26.8 26.5 26.8 30.3 32.4 34.2 35.1 39.4 41.2 36.2 33.7 32.9 41.2 08
DOWNTOWN SE 29.5 28.0 26.4 27.6 30.5 32.7 37.4 36.3 33.7 30.5 32.8 31.4 37.4 06
EL CAJON LES 27.6 29.2 30.3 28.4 25.2 22.1 22.3 26.2 32.4 38.4 35.5 28.8 38.4 09
KEARNY MESA 25.0 26.6 24.8 25.0 24.6 26.0 26.4 32.3 P 26.3 32.3 07
OTAY MESA DVN 37.0 40.8 41.4 44.9 44.2 43.9 46.3 57.6 49.0 54.5 47.1 46.0 57.6 07
PENDLETON 23.8 23.7 34.0 35.0 30.1 29.4 20.7 25.7 29.8 25.0 24.3 27.4 35.0 03
SAN YSIDRO 33.8 37.8 47.6 45.5 44.9 48.3 52.4 56.0 57.2 53.1 41.4 47.0 57.2 08
RAINFALL EL CAJON LES .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 00