UNITED STATES ENVIRONMENTAL PROTECTION AGENCY QUICKLOOK CRITERIA PARAMETERS Apr. 13, 2011 Report Request ID: 860063 Report Code: AMP450

Selection Criteria Page 1 User ID: KJN

State County City

Site Parameter POC AQCR UAR CBSA CSA EPA Region Method Duration Begin Date End Date 06 06 06 06 037

059 071 065 GEOGRAPHIC SELECTIONS

PROTOCOL SELECTIONS Parameter Classification Parameter Method Duration QUICK LOOK 44201

SELECTED OPTIONS EVENTS PROCESSING MERGE PDF FILES WORKFILE DELIMITER Option Type Option Value EXCLUDE REGIONALLY CONCURRED EVENTS

YES , SORT ORDER 1 2 3 4 5 6 7 Order Column

PARAMETER_CODE STATE_CODE COUNTY_CODE SITE_ID POC DATES EDT_ID GLOBAL DATES 2008 Start Date End Date 2010 Tribal

APPLICABLE STANDARDS Standard Description Ozone 1-hour Daily 2005 Ozone 8-Hour 2008Apr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 1of24 EXCEPTIONAL DATA TYPES EDT DESCRIPTION 0 1 2 5 NO EVENTS EVENTS EXCLUDED EVENTS INCLUDED EVENTS WITH CONCURRENCE EXCLUDEDApr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page2of24 Ozone (44201) California Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 1ST

MAX 1-HR CERTEDT 06-037-0002 06-037-0002 06-037-0002 06-037-0016 06-037-0016 06-037-0016 06-037-0113 06-037-0113 06-037-0113 06-037-1002 06-037-1002 06-037-1002 06-037-1103 06-037-1103 06-037-1103 1

1 1 1 1 1 1 1 1 1 1 1 1 1 1 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 Azusa Azusa Azusa Glendora Glendora Glendora West Los Angeles West Los Angeles West Los Angeles Burbank Burbank Burbank Los Angeles Los Angeles Los Angeles Los Angeles

Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles 803 N. LOREN AVE., AZUSA 803 N. LOREN AVE., AZUSA 803 N. LOREN AVE., AZUSA 840 LAUREL, GLENDORA 840 LAUREL, GLENDORA 840 LAUREL, GLENDORA VA HOSPITAL, WEST LOS ANGELES VA HOSPITAL, WEST LOS ANGELES VA HOSPITAL, WEST LOS ANGELES 228 W. PALM AVE., BURBANK 228 W. PALM AVE., BURBANK 228 W. PALM AVE., BURBANK 1630 N MAIN ST, LOS ANGELES 1630 N MAIN ST, LOS ANGELES 1630 N MAIN ST, LOS ANGELES 2008

2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 2010 087 087 087 087 087 087 087 087 087 087 087 087 087 087 087 359 361 176 361 342 172 356 359 179 360 358 88 350 355 85 .135

.150 .104 .156 .150 .124 .111 .131 .074 .133 .145 .073 .109 .139 .064 .134

.134 .093 .152 .150 .107 .101 .118 .072 .122 .121 .069 .103 .119 .061 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2ND MAX 1-HR 1-HOUR NUM DAYS REQ 366 365 365 366 365 365 366 365 365 366 365 365 366 365 365 .132 .129 .091 .146 .146 .103 .098 .114 .071 .118 .118 .069 .095 .104 .058 3RD MAX 1-HR .128

.127 .090 .141 .141 .097 .093 .108 .071 .117 .108 .063 .090 .092 .058 4TH MAX 1-HR DAY MAX> STD 7 4 0 12 7 0 0 1 0 1 1 0 0 1 0 EST DAYS> STD 7.0 4.0 0.0 12.0 7.4 0.0 0.0 1.0 0.0 1.0 1.0 0.0 0.0 1.0 0.0 MISS DAYS< STD7 4 5 5 5 2 8 4 2 3 3 2 6 6 5Apr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page3of24 Ozone (44201) California Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 1ST

MAX 1-HR CERTEDT 06-037-1201 06-037-1201 06-037-1201 06-037-1301 06-037-1302 06-037-1302 06-037-1302 06-037-1602

06-037-1602

06-037-1602

06-037-1701 06-037-1701 06-037-1701 1

1 1 1 1 1 1 1

1

1

1 1 1 0972 0972 0972 0972 0972 0972 0972 0972

0972

0972

0972 0972 0972 Reseda Reseda Reseda Lynwood Compton Compton Compton Pico Rivera

Pico Rivera

Pico Rivera

Pomona Pomona Pomona Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles 18330 GAULT ST., RESEDA 18330 GAULT ST., RESEDA 18330 GAULT ST., RESEDA 11220 LONG BEACH BLVD., LYNWOOD 700 North Bullis Road 700 North Bullis Road 700 North Bullis Road 4144 SAN GABRIEL RIVER PKWY, PICO RIVERA 4144 SAN GABRIEL RIVER PKWY, PICO RIVERA 4144 SAN GABRIEL RIVER PKWY, PICO RIVERA 924 N. GAREY AVE., POMONA 924 N. GAREY AVE., POMONA 924 N. GAREY AVE., POMONA 2008

2009 2010 2008 2008 2009 2010 2008

2009

2010

2008 2009 2010 087 087 087 087 087 087 087 087

087

087

087 087 087 360 361 70 306 47 347 86 357

355

88

362 357 90 .123

.135 .077 .078 .056 .104 .047 .107

.131

.070

.141 .138 .069 .121

.119 .076 .075 .039 .097 .047 .100

.108

.067

.137 .120 .067 0 0 0 0 0 0 0 0

0

0

0 0 0 2ND MAX 1-HR 1-HOUR NUM DAYS REQ 366 365 365 366 366 365 365 366

365

365

366 365 365 .119 .117 .075 .072 .039 .087 .045 .099

.102

.064

.135 .119 .065 3RD MAX 1-HR .116

.115 .072 .071 .035 .081 .045 .099

.100

.061

.134 .118 .064 4TH MAX 1-HR DAY MAX> STD 0 1 0 0 0 0 0 0

1

0

5 1 0 EST DAYS> STD 0.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0

1.0

0.0

5.0 1.0 0.0 MISS DAYS< STD3 2 0 3 3 11 2 6

6

2

3 4 0Apr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 4of24 Ozone (44201) California Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 1ST

MAX 1-HR CERTEDT 06-037-2005 06-037-2005 06-037-2005 06-037-4002 06-037-4002 06-037-4002 06-037-5005 06-037-5005 06-037-5005 06-037-6012 06-037-6012 06-037-6012 1

1 1 1 1 1 1 1 1 1 1 1 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 Pasadena Pasadena Pasadena Long Beach Long Beach Long Beach Los Angeles Los Angeles Los Angeles Santa Clarita Santa Clarita Santa Clarita Los Angeles

Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles 752 S. WILSON AVE., PASADENA 752 S. WILSON AVE., PASADENA 752 S. WILSON AVE., PASADENA 3648 N. LONG BEACH BLVD., LONG BEACH 3648 N. LONG BEACH BLVD., LONG BEACH 3648 N. LONG BEACH BLVD., LONG BEACH 7201 W. WESTCHESTER PARKWAY 7201 W. WESTCHESTER PARKWAY 7201 W. WESTCHESTER PARKWAY 22224 PLACERITA CANYON RD, SANTA CLARITA 22224 PLACERITA CANYON RD, SANTA CLARITA 22224 PLACERITA CANYON RD, SANTA CLARITA 2008

2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 2010 087 087 087 087 087 087 087 087 087 087 087 087 360 361 87 358 350 86 348 354 82 357 353 87 .122

.176 .065 .093 .089 .068 .086 .077 .061 .160 .140 .077 .120

.127 .063 .089 .087 .059 .079 .076 .061 .150 .137 .068 0 0 0 0 0 0 0 0 0 0 0 0 2ND MAX 1-HR 1-HOUR NUM DAYS REQ 366 365 365 366 365 365 366 365 365 366 365 365 .116 .125 .063 .087 .080 .059 .079 .076 .060 .138 .135 .066 3RD MAX 1-HR .110

.124 .060 .086 .074 .058 .077 .073 .058 .136 .134 .066 4TH MAX 1-HR DAY MAX> STD 0 3 0 0 0 0 0 0 0 8 5 0 EST DAYS> STD 0.0 3.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 8.1 5.1 0.0 MISS DAYS< STD6 2 3 5 13 4 6 3 3 4 3 3Apr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page5of24 Ozone (44201) California Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 1ST

MAX 1-HR CERTEDT 06-037-9033 06-037-9033 06-037-9033 06-059-0007 06-059-0007 06-059-0007 06-059-1003 06-059-1003 06-059-1003 06-059-2022 06-059-2022 06-059-2022 1

1 1 1 1 1 1 1 1 1 1 1 0145 0145 0145 0972 0972 0972 0972 0972 0972 0972 0972 0972 Lancaster Lancaster Lancaster Anaheim Anaheim Anaheim Costa Mesa Costa Mesa Costa Mesa Mission Viejo Mission Viejo Mission Viejo Los Angeles Los Angeles Los Angeles Orange Orange Orange Orange Orange Orange Orange Orange Orange 43301 DIVISION ST., LANCASTER, CA 43301 DIVISION ST., LANCASTER, CA 43301 DIVISION ST., LANCASTER, CA 1630 W. PAMPAS LANE 1630 W. PAMPAS LANE 1630 W. PAMPAS LANE 2850 MESA VERDE DR EAST, COSTA MESA 2850 MESA VERDE DR EAST, COSTA MESA 2850 MESA VERDE DR EAST, COSTA MESA 26081 VIA PERA, MISSION VIEJO, CA 92691 26081 VIA PERA, MISSION VIEJO, CA 92691 26081 VIA PERA, MISSION VIEJO, CA 92691 2008

2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 2010 087 087 087 087 087 087 087 087 087 087 087 087 363 356 363 364 359 87 357 361 85 361 361 88 .116

.122 .107 .105 .093 .063 .094 .087 .069 .118 .121 .073 .115

.116 .104 .095 .091 .061 .085 .085 .065 .114 .113 .069 0 0 0 0 0 0 0 0 0 0 0 0 2ND MAX 1-HR 1-HOUR NUM DAYS REQ 366 365 365 366 365 365 366 365 365 366 365 365 .115 .113 .099 .094 .088 .060 .084 .083 .063 .112 .110 .069 3RD MAX 1-HR .112

.110 .098 .094 .084 .060 .084 .081 .061 .105 .107 .067 4TH MAX 1-HR DAY MAX> STD 0 0 0 0 0 0 0 0 0 0 0 0 EST DAYS> STD 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 MISS DAYS< STD3 2 2 2 6 3 6 4 5 1 1 2Apr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 6of24 Ozone (44201) California Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 1ST

MAX 1-HR CERTEDT 06-059-5001 06-059-5001 06-059-5001 06-065-0004 06-065-0004 06-065-0004 06-065-0008 06-065-0008 06-065-0008 06-065-0009 06-065-0009 06-065-0009 06-065-0012 06-065-0012 1

1 1 1 1 1 1 1 1 1 1 1 1 1 0972 0972 0972 0972 0972 0972 0745 0745 0745 586 586 586 0972 0972 La Habra La Habra La Habra Mira Loma Mira Loma Mira Loma Joshua Tree National Monument Joshua Tree National Monument Joshua Tree National Monument Not in a city Not in a city Not in a city Banning Banning Orange Orange Orange Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside 621 W. LAMBERT, LA HABRA 621 W. LAMBERT, LA HABRA 621 W. LAMBERT, LA HABRA 10551 Bellegrave 10551 Bellegrave 10551 Bellegrave JOSHUA TREE NATIONAL PARK, CALIFORNIA JOSHUA TREE NATIONAL PARK, CALIFORNIA JOSHUA TREE NATIONAL PARK, CALIFORNIA Pechanga Tribal Government Building Pechanga Tribal Government Building Pechanga Tribal Government Building 200 S. HATHAWAY ST., BANNING CA 200 S. HATHAWAY 2008

2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 087 087 087 087 087 087 087 087 087 091 091 091 087 087 358 360 88 311 328 77 161 334 321 190 354 242 357 355 .104

.115 .066 .149 .132 .073 .103 .091 .091 .069 .063 .049 .149 .133 .104

.099 .065 .147 .117 .071 .098 .089 .088 .061 .054 .045 .146 .124 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2ND MAX 1-HR 1-HOUR NUM DAYS REQ 366 365 365 366 365 365 366 365 365 366 365 365 366 365 .104 .098 .062 .143 .114 .071 .097 .089 .085 .061 .053 .043 .143 .123 3RD MAX 1-HR .102

.098 .062 .134 .113 .069 .095 .089 .083 .061 .052 .042 .138 .119 4TH MAX 1-HR DAY MAX> STD 0 0 0 6 1 0 0 0 0 0 0 0 10 1 EST DAYS> STD 0.0 0.0 0.0 6.9 1.1 0.0 0.0 0.0 0.0 0.0 0.0 0.0 10.0 1.0 MISS DAYS< STD8 5 2 6 4 4 0 2 1 10 7 12 9 7Apr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 7of24 Ozone (44201) California Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 1ST

MAX 1-HR CERTEDT 06-065-0012 06-065-1004 06-065-1004 06-065-1004 06-065-1010 06-065-1010 06-065-1010 06-065-1016 06-065-1016 06-065-1016 06-065-1999 06-065-1999 06-065-1999 06-065-2002 06-065-2002 1

1 1 1 1 1 1 1 1 1 1 1 1 1 1 0972 0745 0745 0745 568 568 568 582 582 582 595 595 595 0972 0972 Banning Joshua Tree National Monument Joshua Tree National Monument Joshua Tree National Monument Not in a city Not in a city Not in a city Banning Banning Banning Torres-Martinez I.R. Torres-Martinez I.R. Torres-Martinez I.R. Indio Indio Riverside

Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside ST., BANNING CA 200 S. HATHAWAY ST., BANNING CA Joshua Tree National Park - Pinto Wells Joshua Tree National Park - Pinto Wells Joshua Tree National Park - Pinto Wells 90-333 Avenue 63 90-333 Avenue 63 90-333 Avenue 63 MORONGO BONEYARD MORONGO BONEYARD MORONGO BONEYARD 66725 MARTINEZ ROAD 66725 MARTINEZ ROAD 66725 MARTINEZ ROAD 46-990 JACKSON ST., INDIO 46-990 JACKSON 2010

2008 2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 087 901 901 901 091 091 091 047 047 047 134 134 134 087 087 59 179 160 136 205 242 296 332 274 364 361 284 283 350 364 .079

.0980 .0960 .0940 .099 .097 .093 .144 .130 .127 .099 .082 .093 .115 .097 .070 .0930 .0930 .0920 .091 .095 .087 .143 .128 .125 .095 .080 .090 .111 .096 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2ND MAX 1-HR 1-HOUR NUM DAYS REQ 365 366 365 365 366 365 365 366 365 365 366 365 365 366 365 .070 .0930 .0910 .0890 .091 .094 .085 .143 .124 .125 .094 .077 .085 .108 .096 3RD MAX 1-HR .070 .0930 .0890 .0890 .089 .093 .084 .141 .124 .125 .094 .077 .084 .104 .095 4TH MAX 1-HR DAY MAX> STD 0 0 0 0 0 0 0 11 2 4 0 0 0 0 0 EST DAYS> STD 0.0 0.0 0.0 0.0 0.0 0.0 0.0 12.1 2.7 4.0 0.0 0.0 0.0 0.0 0.0 MISS DAYS< STD1 0 9 1 0 1 2 0 0 0 2 0 2 3 1Apr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 8of24 Ozone (44201) California Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 1ST

MAX 1-HR CERTEDT 06-065-2002 06-065-5001 06-065-5001 06-065-5001 06-065-6001 06-065-6001 06-065-6001 06-065-8001 06-065-8001 06-065-8001 06-065-8005 06-065-8005 06-065-8005 06-065-9001 06-065-9001 1

1 1 1 1 1 1 1 1 1 1 1 1 1 1 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 Indio Palm Springs Palm Springs Palm Springs Perris Perris Perris Rubidoux Rubidoux Rubidoux Mira Loma Mira Loma Mira Loma Lake Elsinore Lake Elsinore Riverside

Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside ST., INDIO 46-990 JACKSON ST., INDIO FS-590 RACQUET CLUB AVE, PALM SPRINGS FS-590 RACQUET CLUB AVE, PALM SPRINGS FS-590 RACQUET CLUB AVE, PALM SPRINGS 237 1/2 N. 'D' ST., PERRIS 237 1/2 N. 'D' ST., PERRIS 237 1/2 N. 'D' ST., PERRIS 5888 MISSION BLVD., RUBIDOUX 5888 MISSION BLVD., RUBIDOUX 5888 MISSION BLVD., RUBIDOUX 5130 POINSETTIA PLACE 5130 POINSETTIA PLACE 5130 POINSETTIA PLACE 506 W FLINT ST, LAKE ELSINORE 506 W FLINT ST, 2010

2008 2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 087 087 087 087 087 087 087 087 087 087 087 087 087 087 087 74 363 354 88 365 357 75 357 338 83 356 326 68 357 359 .075

.112 .120 .077 .142 .125 .071 .146 .116 .076 .135 .118 .075 .139 .128 .072

.109 .112 .073 .136 .121 .070 .140 .113 .074 .131 .107 .074 .137 .122 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2ND MAX 1-HR 1-HOUR NUM DAYS REQ 365 366 365 365 366 365 365 366 365 365 366 365 365 366 365 .070 .109 .110 .070 .126 .121 .067 .138 .112 .071 .128 .107 .071 .135 .116 3RD MAX 1-HR .065

.107 .107 .066 .126 .118 .063 .135 .111 .070 .128 .106 .070 .132 .115 4TH MAX 1-HR DAY MAX> STD 0 0 0 0 4 1 0 8 0 0 4 0 0 6 1 EST DAYS> STD 0.0 0.0 0.0 0.0 4.0 1.0 0.0 8.0 0.0 0.0 4.0 0.0 0.0 6.1 1.0 MISS DAYS< STD2 2 6 2 1 1 1 8 3 5 7 9 4 3 3Apr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 9of24 Ozone (44201) California Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 1ST

MAX 1-HR CERTEDT 06-065-9001 06-065-9003 06-065-9003 06-065-9003 06-071-0001 06-071-0001 06-071-0001 06-071-0005 06-071-0005 06-071-0005 06-071-0012 06-071-0012 06-071-0012 1

1 1 1 1 1 1 1 1 1 1 1 1 0972 0145 0145 0145 0145 0145 0145 0972 0972 0972 0145 0145 0145 Lake Elsinore Blythe Blythe Blythe Barstow Barstow Barstow Crestline Crestline Crestline Phelan Phelan Phelan Riverside

Riverside Riverside Riverside San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino LAKE ELSINORE 506 W FLINT ST, LAKE ELSINORE 445 W MURPHY STREET, BLYTHE 445 W MURPHY STREET, BLYTHE 445 W MURPHY STREET, BLYTHE 200 E. BUENA VISTA, BARSTOW 200 E. BUENA VISTA, BARSTOW 200 E. BUENA VISTA, BARSTOWLAKE GREGORYLAKE DR, CRESTLINELAKE GREGORYLAKE DR, CRESTLINELAKE GREGORYLAKE DR, CRESTLINE BEEKLEY & PHELAN RDS, PHELAN BEEKLEY & PHELAN RDS, PHELAN BEEKLEY & PHELAN RDS, PHELAN 2010

2008 2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 2010 087 087 087 087 087 087 087 087 087 087 087 087 087 87 342 277 359 364 362 363 358 363 89 365 362 363 .075

.074 .072 .072 .104 .095 .097 .176 .149 .110 .130 .121 .142 .068

.074 .069 .071 .103 .090 .081 .162 .149 .090 .124 .119 .137 0 0 0 0 0 0 0 0 0 0 0 0 0 2ND MAX 1-HR 1-HOUR NUM DAYS REQ 365 366 365 365 366 365 365 366 365 365 366 365 365 .067 .073 .067 .070 .102 .085 .080 .146 .140 .079 .122 .115 .135 3RD MAX 1-HR .065

.072 .064 .070 .096 .085 .080 .144 .130 .072 .116 .115 .133 4TH MAX 1-HR DAY MAX> STD 0 0 0 0 0 0 0 16 7 0 1 0 4 EST DAYS> STD 0.0 0.0 0.0 0.0 0.0 0.0 0.0 16.2 7.0 0.0 1.0 0.0 4.0 MISS DAYS< STD3 7 41 6 0 3 2 3 1 1 1 0 0Apr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 10of24 Ozone (44201) California Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 1ST

MAX 1-HR CERTEDT 06-071-0306 06-071-0306 06-071-0306 06-071-1001 06-071-1001 06-071-1001 06-071-1004 06-071-1004 06-071-1004 06-071-1234 06-071-1234 06-071-1234 06-071-2002 06-071-2002 1

1 1 1 1 1 2 2 2 1 1 1 1 1 0145 0145 0145 0745 0745 0745 0972 0972 0972 0145 0145 0145 0972 0972 Victorville Victorville Victorville Kelso Kelso Kelso Upland Upland Upland Trona Trona Trona Fontana Fontana San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino 14306 PARK AVE., VICTORVILLE, CA 14306 PARK AVE., VICTORVILLE, CA 14306 PARK AVE., VICTORVILLE, CA Mojave National Preserve Mojave National Preserve Mojave National Preserve 1350 SAN BERNARDINO RD., UPLAND 1350 SAN BERNARDINO RD., UPLAND 1350 SAN BERNARDINO RD., UPLAND CORNER OF ATHOL AND TELESCOPE CORNER OF ATHOL AND TELESCOPE CORNER OF ATHOL AND TELESCOPE 14360 ARROW BLVD., FONTANA 14360 ARROW 2008

2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 087 087 087 901 901 901 087 087 087 087 087 087 087 087 360 359 353 182 174 169 357 353 87 343 361 343 355 358 .109

.111 .111 .1040 .0920 .0890 .155 .146 .073 .100 .082 .085 .162 .142 .106

.110 .107 .1010 .0900 .0870 .150 .136 .073 .097 .082 .080 .149 .132 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2ND MAX 1-HR 1-HOUR NUM DAYS REQ 366 365 365 366 365 365 366 365 365 366 365 365 366 365 .105 .105 .099 .1000 .0890 .0850 .148 .128 .071 .096 .081 .078 .149 .128 3RD MAX 1-HR .104

.105 .098 .0970 .0890 .0830 .146 .123 .067 .090 .081 .077 .147 .121 4TH MAX 1-HR DAY MAX> STD 0 0 0 0 0 0 9 3 0 0 0 0 8 3 EST DAYS> STD 0.0 0.0 0.0 0.0 0.0 0.0 9.1 3.0 0.0 0.0 0.0 0.0 8.1 3.0 MISS DAYS< STD4 6 4 0 0 0 4 7 3 2 0 5 5 6Apr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 11of24 Ozone (44201) California Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 1ST

MAX 1-HR CERTEDT 06-071-2002 06-071-4001 06-071-4001 06-071-4001 06-071-4003

06-071-4003

06-071-4003

06-071-9002 06-071-9002 06-071-9002 06-071-9004 1

1 1 1 1

1

1

1 1 1 1 0972 0145 0145 0145 0972

0972

0972

0745 0745 0745 0972 Fontana Hesperia Hesperia Hesperia Redlands

Redlands

Redlands Yucca Valley Yucca Valley Yucca Valley San Bernardino San Bernardino

San Bernardino San Bernardino San Bernardino San Bernardino

San Bernardino

San Bernardino

San Bernardino San Bernardino San Bernardino San Bernardino BLVD., FONTANA 14360 ARROW BLVD., FONTANA 17288 OLIVE ST., HESPERIA 17288 OLIVE ST., HESPERIA 17288 OLIVE ST., HESPERIA 500 N. DEARBORN, REDLANDS, CA. 92373 500 N. DEARBORN, REDLANDS, CA. 92373 500 N. DEARBORN, REDLANDS, CA. 92373 JOSHUA TREE NATIONAL MONUMENT JOSHUA TREE NATIONAL MONUMENT JOSHUA TREE NATIONAL MONUMENT 24302 4TH ST., SAN BERNARDINO, CA. 2010

2008 2009 2010 2008

2009

2010

2008 2009 2010 2008 087 087 087 087 087

087

087

047 047 047 087 87 363 364 362 364

364

89

355 342 364 360 .071

.132 .123 .119 .154

.145

.073

.140 .121 .119 .157 .070

.121 .122 .115 .147

.123

.070

.138 .112 .118 .156 0 0 0 0 0

0

0

0 0 0 0 2ND MAX 1-HR 1-HOUR NUM DAYS REQ 365 366 365 365 366

365

365

366 365 365 366 .069 .121 .117 .115 .146

.121

.068

.127 .106 .114 .147 3RD MAX 1-HR .065

.117 .112 .114 .142

.120

.066

.121 .106 .104 .134 4TH MAX 1-HR DAY MAX> STD 0 1 0 0 12

1

0

3 0 0 11 EST DAYS> STD 0.0 1.0 0.0 0.0 12.0

1.0

0.0

3.1 0.0 0.0 11.1 MISS

DAYS< STD3 3 1 1 1

1

1

5 3 1 4Apr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 12of24 Ozone (44201) California Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 1ST

MAX 1-HR CERTEDT 06-071-9004 06-071-9004 1

1 0972 0972 San Bernardino San Bernardino San Bernardino

San Bernardino 24302 4TH ST., SAN BERNARDINO, CA. 24302 4TH ST., SAN BERNARDINO, CA. 2009

2010 087 087 354

88 .150

.073 .134

.068 0 0 2ND MAX 1-HR 1-HOUR NUM DAYS REQ 365 365 .123 .068 3RD MAX 1-HR .121

.067 4TH MAX 1-HR DAY MAX> STD 2 0 EST DAYS> STD 2.0 0.0 MISS DAYS< STD3 2Apr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 13of24 Ozone (44201) California Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 4TH MAX 8-HR CERTEDT 06-037-0002 06-037-0002 06-037-0002 06-037-0016 06-037-0016 06-037-0016 06-037-0113 06-037-0113 06-037-0113 06-037-1002 06-037-1002 06-037-1002 06-037-1103 06-037-1103 06-037-1103 06-037-1201 1

1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 Azusa Azusa Azusa Glendora Glendora Glendora West Los Angeles West Los Angeles West Los Angeles Burbank Burbank Burbank Los Angeles Los Angeles Los Angeles Reseda Los Angeles

Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles 803 N. LOREN AVE., AZUSA 803 N. LOREN AVE., AZUSA 803 N. LOREN AVE., AZUSA 840 LAUREL, GLENDORA 840 LAUREL, GLENDORA 840 LAUREL, GLENDORA VA HOSPITAL, WEST LOS ANGELES VA HOSPITAL, WEST LOS ANGELES VA HOSPITAL, WEST LOS ANGELES 228 W. PALM AVE., BURBANK 228 W. PALM AVE., BURBANK 228 W. PALM AVE., BURBANK 1630 N MAIN ST, LOS ANGELES 1630 N MAIN ST, LOS ANGELES 1630 N MAIN ST, LOS ANGELES 18330 GAULT 2008

2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 2010 2008 087 087 087 087 087 087 087 087 087 087 087 087 087 087 087 087 .111 .107 .078 .118 .118 .094 .096 .094 .063 .109 .096 .063 .090 .100 .055 .103 .107

.094 .075 .118 .111 .091 .082 .082 .062 .095 .094 .062 .081 .078 .049 .099 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8-HOUR NUM DAYS REQ 366 365 365 366 365 365 366 365 365 366 365 365 366 365 365 366 .103 .092 .072 .117 .109 .082 .075 .077 .060 .093 .090 .057 .076 .075 .048 .095 .101

.091 .070 .112 .108 .078 .073 .075 .059 .092 .086 .055 .073 .073 .047 .095 DAY MAX> STD 28 17 1 46 41 6 2 3 0 17 14 0 3 2 0 25 354 358 172 356 336 172 347 351 176 354 353 86 341 320 83 357 %OBS 97 98 47 97 92 47 95 96 48 97 97 24 93 88 23 98 1ST MAX 8-HR 2ND

MAX 8-HR 3RD

MAX 8-HRApr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 14of24 Ozone (44201) California Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 4TH MAX 8-HR CERTEDT 06-037-1201 06-037-1201 06-037-1301 06-037-1302 06-037-1302 06-037-1302 06-037-1602

06-037-1602

06-037-1602

06-037-1701 06-037-1701 06-037-1701 06-037-2005 06-037-2005 1

1 1 1 1 1 1

1

1

1 1 1 1 1 0972 0972 0972 0972 0972 0972 0972

0972

0972

0972 0972 0972 0972 0972 Reseda Reseda Lynwood Compton Compton Compton Pico Rivera

Pico Rivera

Pico Rivera

Pomona Pomona Pomona Pasadena Pasadena Los Angeles

Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles 18330 GAULT ST., RESEDA 18330 GAULT ST., RESEDA 11220 LONG BEACH BLVD., LYNWOOD 700 North Bullis Road 700 North Bullis Road 700 North Bullis Road 4144 SAN GABRIEL RIVER PKWY, PICO RIVERA 4144 SAN GABRIEL RIVER PKWY, PICO RIVERA 4144 SAN GABRIEL RIVER PKWY, PICO RIVERA 924 N. GAREY AVE., POMONA 924 N. GAREY AVE., POMONA 924 N. GAREY AVE., POMONA 752 S. WILSON AVE., PASADENA 752 S. WILSON 2009

2010 2008 2008 2009 2010 2008

2009

2010

2008 2009 2010 2008 2009 087 087 087 087 087 087 087

087

087

087 087 087 087 087 .100 .068 .060 .032 .086 .042 .093

.101

.058

.110 .099 .057 .100 .114 .094

.065 .059 .030 .069 .038 .083

.079

.053

.104 .098 .056 .091 .098 0 0 0 0 0 0 0

0

0

0 0 0 0 0 8-HOUR NUM DAYS REQ 365 365 366 366 365 365 366

365

365

366 365 365 366 365 .094 .065 .057 .030 .065 .037 .081

.079

.053

.102 .098 .053 .091 .097 .093

.062 .055 .029 .064 .036 .077

.072

.052

.100 .095 .052 .091 .095 DAY MAX> STD 19 0 0 0 1 0 5

3

0

35 21 0 16 12 358 69 296 43 337 84 347

342

88

357 352 89 349 357 %OBS 98 19 81 12 92 23 95

94

24

98 96 24 95 98 1ST MAX 8-HR 2ND

MAX 8-HR 3RD

MAX 8-HRApr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 15of24 Ozone (44201) California Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 4TH MAX 8-HR CERTEDT 06-037-2005 06-037-4002 06-037-4002 06-037-4002 06-037-5005 06-037-5005 06-037-5005 06-037-6012 06-037-6012 06-037-6012 06-037-9033 06-037-9033 1

1 1 1 1 1 1 1 1 1 1 1 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0145 0145 Pasadena Long Beach Long Beach Long Beach Los Angeles Los Angeles Los Angeles Santa Clarita Santa Clarita Santa Clarita Lancaster Lancaster Los Angeles

Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles Los Angeles 752 S. WILSON AVE., PASADENA 3648 N. LONG BEACH BLVD., LONG BEACH 3648 N. LONG BEACH BLVD., LONG BEACH 3648 N. LONG BEACH BLVD., LONG BEACH 7201 W. WESTCHESTER PARKWAY 7201 W. WESTCHESTER PARKWAY 7201 W. WESTCHESTER PARKWAY 22224 PLACERITA CANYON RD, SANTA CLARITA 22224 PLACERITA CANYON RD, SANTA CLARITA 22224 PLACERITA CANYON RD, SANTA CLARITA 43301 DIVISION ST., LANCASTER, CA 43301 DIVISION ST., LANCASTER, 2010

2008 2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 087 087 087 087 087 087 087 087 087 087 087 087 .058 .074 .067 .055 .075 .070 .055 .131 .122 .066 .102 .102 .058

.066 .066 .054 .066 .063 .054 .110 .104 .059 .095 .098 0 0 0 0 0 0 0 0 0 0 0 0 8-HOUR NUM DAYS REQ 365 366 365 365 366 365 365 366 365 365 366 365 .053 .066 .065 .051 .066 .062 .053 .108 .104 .058 .095 .094 .052

.064 .064 .048 .063 .061 .052 .103 .103 .057 .095 .094 DAY MAX> STD 0 0 0 0 0 0 0 60 64 0 34 44 86 352 344 86 340 343 81 353 346 87 360 355 %OBS 24 96 94 24 93 94 22 96 95 24 98 97 1ST MAX 8-HR 2ND

MAX 8-HR 3RD

MAX 8-HRApr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 16of24 Ozone (44201) California Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 4TH MAX 8-HR CERTEDT 06-037-9033 06-059-0007 06-059-0007 06-059-0007 06-059-1003 06-059-1003 06-059-1003 06-059-2022 06-059-2022 06-059-2022 06-059-5001 06-059-5001 06-059-5001 06-065-0004 1

1 1 1 1 1 1 1 1 1 1 1 1 1 0145 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 Lancaster Anaheim Anaheim Anaheim Costa Mesa Costa Mesa Costa Mesa Mission Viejo Mission Viejo Mission Viejo La Habra La Habra La Habra Mira Loma Los Angeles

Orange Orange Orange Orange Orange Orange Orange Orange Orange Orange Orange Orange Riverside 43301 DIVISION ST., LANCASTER, CA 1630 W. PAMPAS LANE 1630 W. PAMPAS LANE 1630 W. PAMPAS LANE 2850 MESA VERDE DR EAST, COSTA MESA 2850 MESA VERDE DR EAST, COSTA MESA 2850 MESA VERDE DR EAST, COSTA MESA 26081 VIA PERA, MISSION VIEJO, CA 92691 26081 VIA PERA, MISSION VIEJO, CA 92691 26081 VIA PERA, MISSION VIEJO, CA 92691 621 W. LAMBERT, LA HABRA 621 W. LAMBERT, LA HABRA 621 W. LAMBERT, LA HABRA 10551 2010

2008 2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 2010 2008 087 087 087 087 087 087 087 087 087 087 087 087 087 087 .096 .086 .077 .055 .079 .072 .058 .104 .095 .069 .084 .082 .058 .117 .095

.080 .073 .053 .076 .071 .057 .095 .092 .060 .083 .078 .056 .112 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8-HOUR NUM DAYS REQ 365 366 365 365 366 365 365 366 365 365 366 365 365 366 .087 .077 .069 .052 .076 .066 .054 .093 .087 .060 .082 .076 .055 .112 .085

.076 .068 .052 .073 .065 .052 .092 .084 .060 .078 .075 .054 .109 DAY MAX> STD 45 5 1 0 3 0 0 15 10 0 5 3 0 42 363 359 354 87 351 350 82 357 360 86 357 355 86 310 %OBS 99 98 97 24 96 96 22 98 99 24 98 97 24 85 1ST MAX 8-HR 2ND

MAX 8-HR 3RD

MAX 8-HRApr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 17of24 Ozone (44201) California Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 4TH MAX 8-HR CERTEDT 06-065-0004 06-065-0004 06-065-0008 06-065-0008 06-065-0008 06-065-0009 06-065-0009 06-065-0009 06-065-0012 06-065-0012 06-065-0012 06-065-1004 06-065-1004 1

1 1 1 1 1 1 1 1 1 1 1 1 0972 0972 0745 0745 0745 586 586 586 0972 0972 0972 0745 0745 Mira Loma Mira Loma Joshua Tree National Monument Joshua Tree National Monument Joshua Tree National Monument Not in a city Not in a city Not in a city Banning Banning Banning Joshua Tree National Monument Joshua Tree National Monument Riverside

Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside 10551 Bellegrave 10551 Bellegrave JOSHUA TREE NATIONAL PARK, CALIFORNIA JOSHUA TREE NATIONAL PARK, CALIFORNIA JOSHUA TREE NATIONAL PARK, CALIFORNIA Pechanga Tribal Government Building Pechanga Tribal Government Building Pechanga Tribal Government Building 200 S. HATHAWAY ST., BANNING CA 200 S. HATHAWAY ST., BANNING CA 200 S. HATHAWAY ST., BANNING CA Joshua Tree National Park - Pinto Wells Joshua Tree National Park - Pinto Wells 2009

2010 2008 2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 087 087 087 087 087 091 091 091 087 087 087 901 901 .102 .061 .088 .085 .080 .062 .056 .031 .120 .104 .070 .085 .082 .095

.061 .086 .084 .078 .056 .051 .027 .118 .104 .066 .083 .081 0 0 0 0 0 0 0 0 0 0 0 0 0 8-HOUR NUM DAYS REQ 365 365 366 365 365 366 365 365 366 365 365 366 365 .095 .060 .085 .084 .078 .053 .050 .027 .111 .103 .063 .082 .079 .095

.059 .084 .081 .078 .053 .047 .026 .108 .100 .061 .082 .078 DAY MAX> STD 29 0 17 11 8 0 0 0 74 70 0 13 4 311 74 159 333 319 188 352 234 352 353 56 178 147 %OBS 85 20 43 91 87 51 96 64 96 97 15 49 40 1ST MAX 8-HR 2ND

MAX 8-HR 3RD

MAX 8-HRApr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 18of24 Ozone (44201) California Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 4TH MAX 8-HR CERTEDT 06-065-1004 06-065-1010 06-065-1010 06-065-1010 06-065-1016 06-065-1016 06-065-1016 06-065-1999 06-065-1999 06-065-1999 06-065-2002 06-065-2002 06-065-2002 06-065-5001 06-065-5001 06-065-5001 1

1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0745 568 568 568 582 582 582 595 595 595 0972 0972 0972 0972 0972 0972 Joshua Tree National Monument Not in a city Not in a city Not in a city Banning Banning Banning Torres-Martinez I.R. Torres-Martinez I.R. Torres-Martinez I.R. Indio Indio Indio Palm Springs Palm Springs Palm Springs Riverside

Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Joshua Tree National Park - Pinto Wells 90-333 Avenue 63 90-333 Avenue 63 90-333 Avenue 63 MORONGO BONEYARD MORONGO BONEYARD MORONGO BONEYARD 66725 MARTINEZ ROAD 66725 MARTINEZ ROAD 66725 MARTINEZ ROAD 46-990 JACKSON ST., INDIO 46-990 JACKSON ST., INDIO 46-990 JACKSON ST., INDIO FS-590 RACQUET CLUB AVE, PALM SPRINGS FS-590 RACQUET CLUB AVE, PALM SPRINGS FS-590 RACQUET 2010

2008 2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 2010 901 091 091 091 047 047 047 134 134 134 087 087 087 087 087 087 .082 .081 .089 .078 .120 .109 .112 .090 .075 .078 .092 .090 .069 .101 .098 .074 .080

.080 .086 .078 .115 .104 .102 .087 .072 .078 .091 .087 .067 .099 .097 .067 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8-HOUR NUM DAYS REQ 365 366 365 365 366 365 365 366 365 365 366 365 365 366 365 365 .077 .080 .081 .077 .113 .103 .099 .087 .070 .078 .090 .086 .063 .097 .097 .064 .076

.079 .081 .076 .108 .102 .098 .085 .069 .077 .088 .085 .063 .096 .097 .063 DAY MAX> STD 6 6 13 6 74 68 64 17 0 5 27 24 0 51 54 0 133 204 241 295 332 273 363 361 283 284 349 363 74 361 355 87 %OBS 36 56 66 81 91 75 99 99 78 78 95 99 20 99 97 24 1ST MAX 8-HR 2ND

MAX 8-HR 3RD

MAX 8-HRApr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page 19of24 Ozone (44201) California Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 4TH MAX 8-HR CERTEDT 06-065-6001 06-065-6001 06-065-6001 06-065-8001 06-065-8001 06-065-8001 06-065-8005 06-065-8005 06-065-8005 06-065-9001 06-065-9001 06-065-9001 06-065-9003 06-065-9003 06-065-9003 06-071-0001 06-071-0001 1

1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0972 0145 0145 0145 0145 0145 Perris Perris Perris Rubidoux Rubidoux Rubidoux Mira Loma Mira Loma Mira Loma Lake Elsinore Lake Elsinore Lake Elsinore Blythe Blythe Blythe Barstow Barstow Riverside

Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside Riverside San Bernardino San Bernardino 237 1/2 N. 'D' ST., PERRIS 237 1/2 N. 'D' ST., PERRIS 237 1/2 N. 'D' ST., PERRIS 5888 MISSION BLVD., RUBIDOUX 5888 MISSION BLVD., RUBIDOUX 5888 MISSION BLVD., RUBIDOUX 5130 POINSETTIA PLACE 5130 POINSETTIA PLACE 5130 POINSETTIA PLACE 506 W FLINT ST, LAKE ELSINORE 506 W FLINT ST, LAKE ELSINORE 506 W FLINT ST, LAKE ELSINORE 445 W MURPHY STREET, BLYTHE 445 W MURPHY STREET, BLYTHE 445 W MURPHY STREET, BLYTHE 200 E. BUENA VISTA, BARSTOW 200 E. BUENA VISTA, BARSTOW 2008

2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 087 087 087 087 087 087 087 087 087 087 087 087 087 087 087 087 087 .114 .108 .063 .116 .100 .067 .107 .090 .063 .118 .105 .066 .071 .066 .067 .096 .086 .114

.105 .062 .112 .100 .063 .106 .089 .062 .110 .097 .062 .069 .063 .067 .095 .080 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8-HOUR NUM DAYS REQ 366 365 365 366 365 365 366 365 365 366 365 365 366 365 365 366 365 .109 .101 .061 .111 .094 .060 .104 .088 .061 .109 .097 .060 .068 .059 .067 .093 .079 .106

.101 .057 .111 .089 .059 .104 .087 .061 .108 .096 .060 .067 .059 .065 .090 .077 DAY MAX> STD 77 67 0 64 36 0 46 18 0 69 35 0 0 0 0 7 5 364 351 72 353 332 83 351 323 68 355 342 75 331 236 357 364 362 %OBS 99 96 20 96 91 23 96 88 19 97 94 21 90 65 98 99 99 1ST MAX 8-HR 2ND

MAX 8-HR 3RD

MAX 8-HRApr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page20of24 Ozone (44201) California Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 4TH MAX 8-HR CERTEDT 06-071-0001 06-071-0005 06-071-0005 06-071-0005 06-071-0012 06-071-0012 06-071-0012 06-071-0306 06-071-0306 06-071-0306 06-071-1001 06-071-1001 06-071-1001 1

1 1 1 1 1 1 1 1 1 1 1 1 0145 0972 0972 0972 0145 0145 0145 0145 0145 0145 0745 0745 0745 Barstow Crestline Crestline Crestline Phelan Phelan Phelan Victorville Victorville Victorville Kelso Kelso Kelso San Bernardino

San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino 200 E. BUENA VISTA, BARSTOWLAKE GREGORYLAKE DR, CRESTLINELAKE GREGORYLAKE DR, CRESTLINELAKE GREGORYLAKE DR, CRESTLINE BEEKLEY & PHELAN RDS, PHELAN BEEKLEY & PHELAN RDS, PHELAN BEEKLEY & PHELAN RDS, PHELAN 14306 PARK AVE., VICTORVILLE, CA 14306 PARK AVE., VICTORVILLE, CA 14306 PARK AVE., VICTORVILLE, CA Mojave National Preserve Mojave National Preserve Mojave National 2010

2008 2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 2010 087 087 087 087 087 087 087 087 087 087 901 901 901 .078 .126 .117 .069 .105 .101 .114 .098 .097 .092 .100 .085 .080 .075

.122 .111 .068 .104 .098 .113 .096 .095 .087 .096 .083 .080 0 0 0 0 0 0 0 0 0 0 0 0 0 8-HOUR NUM DAYS REQ 365 366 365 365 366 365 365 366 365 365 366 365 365 .074 .121 .110 .066 .101 .096 .111 .089 .091 .087 .090 .081 .078 .073

.120 .108 .066 .099 .094 .104 .089 .087 .085 .086 .080 .077 DAY MAX> STD 1 97 92 0 47 35 48 30 23 19 35 13 4 363 353 360 87 365 361 363 359 358 347 181 174 168 %OBS 99 96 99 24 100 99 99 98 98 95 49 48 46 1ST MAX 8-HR 2ND

MAX 8-HR 3RD

MAX 8-HRApr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page21of24 Ozone (44201) California Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 4TH MAX 8-HR CERTEDT 06-071-1004 06-071-1004 06-071-1004 06-071-1234 06-071-1234 06-071-1234 06-071-2002 06-071-2002 06-071-2002 06-071-4001 06-071-4001 06-071-4001 06-071-4003

06-071-4003 2

2 2 1 1 1 1 1 1 1 1 1 1

1 0972 0972 0972 0145 0145 0145 0972 0972 0972 0145 0145 0145 0972

0972 Upland Upland Upland Trona Trona Trona Fontana Fontana Fontana Hesperia Hesperia Hesperia Redlands

Redlands San Bernardino

San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino

San Bernardino 1350 SAN BERNARDINO RD., UPLAND 1350 SAN BERNARDINO RD., UPLAND 1350 SAN BERNARDINO RD., UPLAND CORNER OF ATHOL AND TELESCOPE CORNER OF ATHOL AND TELESCOPE CORNER OF ATHOL AND TELESCOPE 14360 ARROW BLVD., FONTANA 14360 ARROW BLVD., FONTANA 14360 ARROW BLVD., FONTANA 17288 OLIVE ST., HESPERIA 17288 OLIVE ST., HESPERIA 17288 OLIVE ST., HESPERIA 500 N. DEARBORN, REDLANDS, CA. 92373 500 N. DEARBORN, REDLANDS, CA. 2008

2009 2010 2008 2009 2010 2008 2009 2010 2008 2009 2010 2008

2009 087 087 087 087 087 087 087 087 087 087 087 087 087

087 .122 .121 .064 .094 .077 .072 .124 .128 .060 .106 .101 .101 .120

.122 .113

.104 .061 .091 .077 .072 .111 .104 .060 .105 .098 .101 .115

.104 0 0 0 0 0 0 0 0 0 0 0 0 0

0 8-HOUR NUM DAYS REQ 366 365 365 366 365 365 366 365 365 366 365 365 366

365 .113 .102 .061 .085 .073 .071 .110 .101 .059 .104 .097 .098 .114

.100 .108

.102 .058 .084 .071 .070 .110 .100 .057 .098 .096 .095 .112

.100 DAY MAX> STD 50 48 0 7 2 0 58 48 0 58 40 42 75

73 354 349 84 339 359 340 350 355 84 362 364 361 365

364 %OBS 97 96 23 93 98 93 96 97 23 99 100 99 100

100 1ST MAX 8-HR 2ND

MAX 8-HR 3RD

MAX 8-HRApr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page22of24 Ozone (44201) California Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 4TH MAX 8-HR CERTEDT 06-071-4003

06-071-9002 06-071-9002 06-071-9002 06-071-9004 06-071-9004 06-071-9004 1

1 1 1 1 1 1 0972

0745 0745 0745 0972 0972 0972 Redlands Yucca Valley Yucca Valley Yucca Valley San Bernardino San Bernardino San Bernardino San Bernardino

San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino San Bernardino 500 N. DEARBORN, REDLANDS, CA. 92373 JOSHUA TREE NATIONAL MONUMENT JOSHUA TREE NATIONAL MONUMENT JOSHUA TREE NATIONAL MONUMENT 24302 4TH ST., SAN BERNARDINO, CA. 24302 4TH ST., SAN BERNARDINO, CA. 24302 4TH ST., SAN BERNARDINO, CA. 2010

2008 2009 2010 2008 2009 2010 087

047 047 047 087 087 087 .063

.110 .104 .105 .122 .126 .062 .063

.107 .102 .101 .113 .102 .061 0

0 0 0 0 0 0 8-HOUR NUM DAYS REQ 365

366 365 365 366 365 365 .061

.106 .095 .099 .112 .101 .060 .060

.105 .093 .097 .112 .101 .060 DAY MAX> STD 0

72 59 53 62 61 0 86

353 332 364 355 352 86 %OBS 24

96 91 100 97 96 24 1ST MAX 8-HR 2ND

MAX 8-HR 3RD

MAX 8-HRApr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page23of24 44201 44201 44201 44201 44201 047

087 091 134 901 INSTRUMENTAL

INSTRUMENTAL INSTRUMENTAL Instrumental Instrumental ULTRA VIOLET ULTRA VIOLET ABSORPTION ULTRAVIOLET RADIATION ABSORBTN Ultra Violet Photometry Ultra Violet 2B Model 202 PARAMETER METHOD

CODE COLLECTION METHOD ANALYSIS METHOD METHODS USED IN THIS REPORTApr. 13, 2011

Note: The * indicates that the mean does not satisfy summary criteria. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM QUICK LOOK REPORT (AMP450)



### Page24of24 PQAOS USED IN THIS REPORT PQAO AGENCY DESCRIPTION 0145 0745 0972 568 582 586 595 California Air Resources Board National Park Service South Coast Air Quality Management District Cabazon Band of Mission Indians, CA Morongo Band of Mission Indians, CA Pechanga Band of Luiseno Mission Indians of Pechanga Reservation, CA Torres-Martinez Cahuilla Indians, California