UNITED STATES ENVIRONMENTAL PROTECTION AGENCY QUICKLOOK CRITERIA PARAMETERS Feb. 23, 2011 Report Request ID: 840345 Report Code: AMP450

Selection Criteria Page1 User ID:EFX

State County City

Site Parameter POC AQCR UAR CBSA CSA EPA Region Method Duration Begin Date End Date 32 003 GEOGRAPHIC SELECTIONS

PROTOCOL SELECTIONS Parameter Classification Parameter Method Duration QUICK LOOK 44201 W

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 2001 Start Date End Date 2010 Tribal

APPLICABLE STANDARDS Standard Description Ozone 8-Hour 1997Feb. 23, 2011

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



### Page1of13 EXCEPTIONAL DATA TYPES EDT DESCRIPTION 0 1 2 5 NO EVENTS EVENTS EXCLUDED EVENTS INCLUDED EVENTS WITH CONCURRENCE EXCLUDEDFeb. 23, 2011

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



### Page2of13 Ozone (44201) Nevada Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 4TH MAX 8-HR CERTEDT 32-003-0007 32-003-0007 32-003-0007 32-003-0007 32-003-0007 32-003-0007 32-003-0007 32-003-0016 32-003-0016 32-003-0016 32-003-0016 32-003-0016 32-003-0016 32-003-0020 32-003-0020 32-003-0020 32-003-0020 1

1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 Henderson Henderson Henderson Henderson Henderson Henderson Henderson Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas North Las Vegas North Las Vegas North Las Vegas North Las Vegas Clark

Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark 545 LAKE MEAD DR, HENDERSON 545 LAKE MEAD DR, HENDERSON 545 LAKE MEAD DR, HENDERSON 545 LAKE MEAD DR, HENDERSON 545 LAKE MEAD DR, HENDERSON 545 LAKE MEAD DR, HENDERSON 545 LAKE MEAD DR, HENDERSON CITY-CENTER., LAS VEGAS CITY-CENTER., LAS VEGAS CITY-CENTER., LAS VEGAS CITY-CENTER., LAS VEGAS CITY-CENTER., LAS VEGAS CITY-CENTER., LAS VEGAS 4701 MITCHELL STREET 4701 MITCHELL STREET 4701 MITCHELL STREET 4701 MITCHELL STREET 2001

2002 2003 2004 2005 2006 2007 2001 2002 2003 2004 2005 2006 2001 2002 2003 2004 078 078 087 087 087 087 087 087 087 087 087 087 087 078 078 087 087 .076 .087 .076 .082 .087 .088 .083 .083 .077 .082 .068 .087 .054 .078 .089 .089 .075 .076

.082 .074 .077 .086 .079 .083 .070 .076 .081 .067 .082 .051 .071 .082 .084 .074 Y

Y Y

Y

Y Y

Y

Y Y 0 0 0 0 5 5 0 0 0 0 0 5 0 0 0 0 0 8-HOUR NUM DAYS REQ 365 365 365 366 365 365 365 365 365 365 366 365 365 365 365 365 366 .075 .080 .073 .075 .080 .079 .078 .067 .076 .081 .067 .081 .049 .071 .079 .081 .074 .075

.079 .073 .075 .077 .076 .078 .063 .073 .078 .065 .079 .049 .070 .078 .080 .074 DAY MAX > 0.075 0 1 0 0 2 1 0 0 0 0 0 1 0 0 1 1 0 363 364 350 364 364 363 348 365 363 365 366 363 90 361 349 358 362 %OBS 99 100 96 99 100 99 95 100 99 100 100 99 25 99 96 98 99 1ST MAX 8-HR 2ND

MAX 8-HR 3RD

MAX 8-HRFeb. 23, 2011

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



### Page3of13 Ozone (44201) Nevada Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 4TH MAX 8-HR CERTEDT 32-003-0020 32-003-0020 32-003-0020 32-003-0020 32-003-0020 32-003-0020 32-003-0021 32-003-0022
32-003-0022
32-003-0022
32-003-0022
32-003-0022
32-003-0022
32-003-0022 1

1 1 1 1 1 1 1
1
1
1
1
1
1 0226 0226 0226 0226 0226 0226 0226 0226
0226
0226
0226
0226
0226
0226 North Las Vegas North Las Vegas North Las Vegas North Las Vegas North Las Vegas North Las Vegas Las Vegas North Las Vegas North Las Vegas North Las Vegas North Las Vegas North Las Vegas North Las Vegas North Las Vegas Clark

Clark Clark Clark Clark Clark Clark Clark
Clark
Clark
Clark
Clark
Clark
Clark 4701 MITCHELL STREET 4701 MITCHELL STREET 4701 MITCHELL STREET 4701 MITCHELL STREET 4701 MITCHELL STREET 4701 MITCHELL STREET 625 SHADOW LANENE OF CITY12101 HWY 93/I15NE OF CITY12101 HWY 93/I15NE OF CITY12101 HWY 93/I15NE OF CITY12101 HWY 93/I15NE OF CITY12101 HWY 93/I15NE OF CITY12101 HWY 93/I15NE OF CITY12101 HWY 93/I15 2005

2006 2007 2008 2009 2010 2001 2001
2002
2003
2004
2005
2006
2007 087 087 087 087 087 087 078 078
078
087
087
087
087
087 .095 .084 .081 .080 .076 .074 .087 .076
.090
.092
.085
.098
.083
.086 .092

.081 .077 .077 .073 .068 .073 .075
.083
.080
.085
.095
.083
.085 Y

Y
Y 5 0 0 0 0 0 0 0
0
0
0
5
0
0 8-HOUR NUM DAYS REQ 365 365 365 366 365 365 365 365
365
365
366
365
365
365 .083 .080 .075 .074 .073 .067 .070 .074
.083
.078
.078
.079
.082
.085 .083

.079 .075 .071 .072 .067 .068 .074
.082
.078
.077
.078
.079
.081 DAY MAX > 0.075 2 0 0 0 0 0 1 0
1
1
2
2
0
3 353 362 357 358 352 249 270 365
362
363
361
359
360
355 %OBS 97 99 98 98 96 68 74 100
99
99
99
98
99
97 1ST MAX 8-HR 2ND

MAX 8-HR 3RD

MAX 8-HRFeb. 23, 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 4of13 Ozone (44201) Nevada Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 4TH MAX 8-HR CERTEDT 32-003-0022
32-003-0022
32-003-0022
32-003-0023
32-003-0023
32-003-0023
32-003-0023
32-003-0023
32-003-0023
32-003-0023
32-003-0023
32-003-0023 1

1
1
1
1
1
1
1
1
1
1
1 0226
0226
0226
0226
0226
0226
0226
0226
0226
0226
0226
0226 North Las Vegas North Las Vegas North Las Vegas Mesquite Mesquite Mesquite Mesquite Mesquite Mesquite Mesquite Mesquite Mesquite Clark

Clark
Clark
Clark
Clark
Clark
Clark
Clark
Clark
Clark
Clark
Clark NE OF CITY12101 HWY 93/I15NE OF CITY12101 HWY 93/I15NE OF CITY12101 HWY 93/I15 465 E. OLD MILL ROAD, MESQUITE, NV 465 E. OLD MILL ROAD, MESQUITE, NV 465 E. OLD MILL ROAD, MESQUITE, NV 465 E. OLD MILL ROAD, MESQUITE, NV 465 E. OLD MILL ROAD, MESQUITE, NV 465 E. OLD MILL ROAD, MESQUITE, NV 465 E. OLD MILL ROAD, MESQUITE, NV 465 E. OLD MILL ROAD, MESQUITE, NV 465 E. OLD MILL 2008

2009
2010
2001
2002
2003
2004
2005
2006
2007
2008
2009 087
087
087
087
087
087
087
087
087
087
087
087 .076
.077
.074
.056
.076
.080
.084
.092
.072
.076
.071
.068 .075

.072
.073
.051
.075
.075
.076
.082
.070
.066
.071
.066 Y

Y
Y 0
0
0
0
0
0
0
5
0
0
0
0 8-HOUR NUM DAYS REQ 366
365
365
365
365
365
366
365
365
365
366
365 .073
.070
.069
.050
.074
.074
.075
.075
.069
.066
.070
.063 .071

.070
.068
.049
.072
.070
.073
.072
.069
.065
.069
.062 DAY MAX > 0.075 0
0
0
0
0
0
0
1
0
0
0
0 338
360
257
92
359
364
364
364
364
354
359
359 %OBS 92
99
70
25
98
100
99
100
100
97
98
98 1ST MAX 8-HR 2ND

MAX 8-HR 3RD

MAX 8-HRFeb. 23, 2011

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



### Page5of13 Ozone (44201) Nevada Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 4TH MAX 8-HR CERTEDT 32-003-0023
32-003-0043 32-003-0043 32-003-0043 32-003-0043 32-003-0043 32-003-0043 32-003-0043 32-003-0043 32-003-0043 32-003-0043 32-003-0071 32-003-0071 32-003-0071 32-003-0071 32-003-0071 32-003-0071 1

1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0226
0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 Mesquite Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Clark

Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark 465 E. OLD MILL ROAD, MESQUITE, NV 4525 NEW FOREST DRIVE 4525 NEW FOREST DRIVE 4525 NEW FOREST DRIVE 4525 NEW FOREST DRIVE 4525 NEW FOREST DRIVE 4525 NEW FOREST DRIVE 4525 NEW FOREST DRIVE 4525 NEW FOREST DRIVE 4525 NEW FOREST DRIVE 4525 NEW FOREST DRIVE 7701 DUCHARME AVE 7701 DUCHARME AVE 7701 DUCHARME AVE 7701 DUCHARME AVE 7701 DUCHARME AVE 7701 DUCHARME 2010

2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2001 2002 2003 2004 2005 2006 087
078 078 087 087 087 087 087 087 087 087 078 078 087 087 087 087 .067
.085 .090 .086 .081 .100 .091 .087 .082 .074 .073 .092 .088 .093 .080 .101 .094 .066

.081 .084 .084 .077 .096 .087 .086 .078 .073 .071 .088 .086 .086 .080 .095 .094 Y

Y Y

Y

Y Y 0
0 0 0 0 5 5 0 0 0 0 0 0 0 0 5 5 8-HOUR NUM DAYS REQ 365
365 365 365 366 365 365 365 366 365 365 365 365 365 366 365 365 .065
.080 .083 .083 .077 .080 .083 .085 .078 .072 .070 .082 .085 .085 .078 .089 .090 .063

.076 .079 .081 .077 .080 .083 .083 .077 .071 .070 .082 .081 .082 .078 .088 .085 DAY MAX > 0.075 0
1 1 1 0 2 2 3 0 0 0 2 3 3 0 5 4 258
364 360 359 339 362 364 360 355 353 364 364 362 363 358 365 361 %OBS 71
100 99 98 93 99 100 99 97 97 100 100 99 99 98 100 99 1ST MAX 8-HR 2ND

MAX 8-HR 3RD

MAX 8-HRFeb. 23, 2011

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



### Page6of13 Ozone (44201) Nevada Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 4TH MAX 8-HR CERTEDT 32-003-0071 32-003-0071 32-003-0071 32-003-0071 32-003-0072 32-003-0072 32-003-0072 32-003-0072 32-003-0072 32-003-0072 32-003-0072 32-003-0072 32-003-0072 32-003-0072 32-003-0073 32-003-0073 32-003-0073 1

1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Clark

Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark 7701 DUCHARME AVE 7701 DUCHARME AVE 7701 DUCHARME AVE 7701 DUCHARME AVE 3525 N VALADEZ STREET 3525 N VALADEZ STREET 3525 N VALADEZ STREET 3525 N VALADEZ STREET 3525 N VALADEZ STREET 3525 N VALADEZ STREET 3525 N VALADEZ STREET 3525 N VALADEZ STREET 3525 N VALADEZ STREET 3525 N VALADEZ STREET 333 PAVILION CENTER DRIVE 333 PAVILION CENTER DRIVE 333 PAVILION CENTER DRIVE 2007

2008 2009 2010 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2001 2002 2003 087 087 087 087 078 078 087 087 087 087 087 087 087 087 078 078 087 .090 .083 .081 .077 .090 .092 .089 .079 .105 .098 .085 .081 .074 .070 .091 .090 .088 .086

.078 .078 .074 .088 .088 .088 .078 .097 .090 .081 .079 .074 .069 .090 .087 .087 Y

Y Y

Y

Y 0 0 5 5 0 0 0 0 5 5 0 0 0 0 0 0 0 8-HOUR NUM DAYS REQ 365 366 365 365 365 365 365 366 365 365 365 366 365 365 365 365 365 .085 .076 .077 .073 .082 .087 .085 .078 .095 .088 .081 .078 .073 .066 .078 .084 .083 .085

.076 .074 .073 .080 .086 .085 .077 .089 .085 .080 .078 .072 .061 .078 .082 .082 DAY MAX > 0.075 4 0 0 0 2 5 5 0 6 4 1 0 0 0 2 2 2 355 349 362 355 363 344 360 365 364 363 360 357 360 114 364 364 360 %OBS 97 95 99 97 99 94 99 100 100 99 99 98 99 31 100 100 99 1ST MAX 8-HR 2ND

MAX 8-HR 3RD

MAX 8-HRFeb. 23, 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 7of13 Ozone (44201) Nevada Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 4TH MAX 8-HR CERTEDT 32-003-0073 32-003-0073 32-003-0073 32-003-0073 32-003-0073 32-003-0073 32-003-0073 32-003-0075 32-003-0075 32-003-0075 32-003-0075 32-003-0075 32-003-0075 32-003-0075 32-003-0075 32-003-0075 32-003-0075 1

1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Clark

Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark 333 PAVILION CENTER DRIVE 333 PAVILION CENTER DRIVE 333 PAVILION CENTER DRIVE 333 PAVILION CENTER DRIVE 333 PAVILION CENTER DRIVE 333 PAVILION CENTER DRIVE 333 PAVILION CENTER DRIVE 6651 W. AZURE AVE 6651 W. AZURE AVE 6651 W. AZURE AVE 6651 W. AZURE AVE 6651 W. AZURE AVE 6651 W. AZURE AVE 6651 W. AZURE AVE 6651 W. AZURE AVE 6651 W. AZURE AVE 6651 W. AZURE AVE 2004

2005 2006 2007 2008 2009 2010 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 087 087 087 087 087 087 087 087 078 087 087 087 087 087 087 087 087 .083 .096 .093 .088 .079 .073 .074 .094 .093 .094 .088 .105 .088 .083 .083 .079 .082 .082

.088 .091 .083 .078 .072 .071 .085 .088 .092 .082 .099 .085 .081 .082 .077 .075 Y

N

Y Y 0 5 5 0 0 0 0 0 0 0 0 5 5 0 0 5 5 8-HOUR NUM DAYS REQ 366 365 365 365 366 365 365 365 365 365 366 365 365 365 366 365 365 .080 .088 .085 .081 .078 .072 .071 .084 .087 .090 .082 .091 .084 .081 .080 .075 .074 .079

.086 .084 .081 .074 .072 .071 .083 .086 .089 .081 .087 .083 .081 .080 .074 .074 DAY MAX > 0.075 0 4 3 1 0 0 0 2 5 8 1 6 2 0 0 0 0 361 356 359 356 351 360 360 365 361 359 365 354 360 361 359 359 360 %OBS 99 98 98 98 96 99 99 100 99 98 100 97 99 99 98 98 99 1ST MAX 8-HR 2ND

MAX 8-HR 3RD

MAX 8-HRFeb. 23, 2011

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



### Page8of13 Ozone (44201) Nevada Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 4TH MAX 8-HR CERTEDT 32-003-0078 32-003-0078 32-003-0078 32-003-0078 32-003-0538
32-003-0538
32-003-0538
32-003-0538
32-003-0538
32-003-0538
32-003-0538
32-003-0538
32-003-0538 1

1 1 1 2
2
2
2
2
2
2
2
2 0226 0226 0226 0226 0226
0226
0226
0226
0226
0226
0226
0226
0226 Searchlight Searchlight Searchlight Searchlight Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Clark

Clark Clark Clark Clark
Clark
Clark
Clark
Clark
Clark
Clark
Clark
Clark 103 HIGHWAY 95, SEARCHLIGHT, NV 103 HIGHWAY 95, SEARCHLIGHT, NV 103 HIGHWAY 95, SEARCHLIGHT, NV 103 HIGHWAY 95, SEARCHLIGHT, NV 5483 CLUBHOUSE DR-WINTERWOOD, LAS VEGAS 5483 CLUBHOUSE DR-WINTERWOOD, LAS VEGAS 5483 CLUBHOUSE DR-WINTERWOOD, LAS VEGAS 5483 CLUBHOUSE DR-WINTERWOOD, LAS VEGAS 5483 CLUBHOUSE DR-WINTERWOOD, LAS VEGAS 5483 CLUBHOUSE DR-WINTERWOOD, LAS VEGAS 5483 CLUBHOUSE DR-WINTERWOOD, LAS VEGAS 5483 CLUBHOUSE DR-WINTERWOOD, LAS VEGAS 5483 CLUBHOUSE DR-WINTERWOOD, 2001

2002 2003 2004 2001
2002
2003
2004
2005
2006
2007
2008
2009 087 078 087 087 078
078
087
087
087
087
087
087
087 .084 .081 .082 .051 .085
.086
.088
.079
.100
.084
.082
.075
.075 .083

.080 .074 .049 .074
.081
.079
.078
.094
.084
.078
.073
.074 Y

Y Y Y

Y
Y 0 0 0 0 0
0
0
0
5
0
0
0
0 8-HOUR NUM DAYS REQ 365 365 365 366 365
365
365
366
365
365
365
366
365 .075 .076 .074 .047 .072
.080
.078
.078
.079
.080
.076
.072
.071 .074

.075 .073 .046 .071
.077
.078
.077
.079
.078
.076
.071
.070 DAY MAX > 0.075 0 0 0 0 1
1
1
0
2
0
0
0
0 353 357 365 56 365
362
364
360
357
360
343
309
361 %OBS 97 98 100 15 100
99
100
98
98
99
94
84
99 1ST MAX 8-HR 2ND

MAX 8-HR 3RD

MAX 8-HRFeb. 23, 2011

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



### Page9of13 Ozone (44201) Nevada Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 4TH MAX 8-HR CERTEDT 32-003-0538
32-003-0601 32-003-0601 32-003-0601 32-003-0601 32-003-0601 32-003-0601 32-003-0601 32-003-0601 32-003-0601 32-003-0601 32-003-1019 32-003-1019 32-003-1019 32-003-1019 32-003-1019 32-003-1019 32-003-1019 32-003-1019 2

1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 0226
0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 Las Vegas Boulder City Boulder City Boulder City Boulder City Boulder City Boulder City Boulder City Boulder City Boulder City Boulder City Jean Jean Jean Jean Jean Jean Jean Jean Clark

Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark 5483 CLUBHOUSE DR-WINTERWOOD, LAS VEGAS 1005 INDUSTRIAL ROAD 1005 INDUSTRIAL ROAD 1005 INDUSTRIAL ROAD 1005 INDUSTRIAL ROAD 1005 INDUSTRIAL ROAD 1005 INDUSTRIAL ROAD 1005 INDUSTRIAL ROAD 1005 INDUSTRIAL ROAD 1005 INDUSTRIAL ROAD 1005 INDUSTRIAL ROAD T25S R59E S10 T25S R59E S10 T25S R59E S10 T25S R59E S10 T25S R59E S10 T25S R59E S10 T25S R59E S10 T25S R59E S10 2010

2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2001 2002 2003 2004 2005 2006 2007 2008 087
078 078 087 087 087 087 087 087 087 087 078 078 087 087 087 087 087 087 .073
.074 .084 .079 .083 .084 .079 .087 .074 .076 .074 .082 .093 .089 .083 .092 .083 .088 .078 .071

.074 .082 .077 .081 .083 .077 .084 .073 .072 .072 .080 .092 .086 .080 .088 .083 .085 .075 Y

Y Y

Y
Y Y 0
0 0 0 0 5 0 0 0 0 0 0 0 0 0 5 0 0 0 8-HOUR NUM DAYS REQ 365
365 365 365 366 365 365 365 366 365 365 365 365 365 366 365 365 365 366 .069
.073 .081 .074 .078 .079 .075 .078 .073 .071 .070 .080 .085 .085 .080 .085 .079 .083 .074 .068

.071 .081 .074 .077 .078 .074 .076 .071 .071 .069 .079 .083 .083 .079 .083 .079 .083 .074 DAY MAX > 0.075 0
0 0 0 0 0 0 1 0 0 0 0 3 3 0 3 0 2 0 363
365 355 365 353 365 364 343 349 311 259 358 357 361 363 365 363 354 347 %OBS 99
100 97 100 96 100 100 94 95 85 71 98 98 99 99 100 99 97 95 1ST MAX 8-HR 2ND

MAX 8-HR 3RD

MAX 8-HRFeb. 23, 2011

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



### Page10of13 Ozone (44201) Nevada Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 4TH MAX 8-HR CERTEDT 32-003-1019 32-003-1019 32-003-1021 32-003-1021 32-003-1021 32-003-1021 32-003-1021 32-003-2002 32-003-2002 32-003-2002 32-003-2002 32-003-2002 32-003-2002 32-003-2002 32-003-2002 32-003-2002 32-003-2002 32-003-7771

32-003-7772 1

1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1

1 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226 0226

0226 Jean Jean Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Las Vegas Not in a city
Not in a city Clark

Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark Clark

Clark T25S R59E S10 T25S R59E S10 1562 KATIE AVE 1562 KATIE AVE 1562 KATIE AVE 1562 KATIE AVE 1562 KATIE AVE 1301B EAST TONOPAH 1301B EAST TONOPAH 1301B EAST TONOPAH 1301B EAST TONOPAH 1301B EAST TONOPAH 1301B EAST TONOPAH 1301B EAST TONOPAH 1301B EAST TONOPAH 1301B EAST TONOPAH 1301B EAST TONOPAH Ries Rd, Spring Mountain Youth Camp, Mt. Charleston 668 Gretta Ln, 2009

2010 2006 2007 2008 2009 2010 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2010

2010 087 087 087 087 087 087 087 087 078 087 087 087 087 087 087 087 087 087

087 .079 .075 .090 .079 .077 .074 .068 .080 .085 .092 .079 .098 .091 .083 .069 .076 .076 .084

.075 .076

.074 .088 .078 .077 .073 .067 .072 .083 .085 .077 .095 .088 .082 .069 .074 .069 .083

.073 Y

Y Y 5 0 5 0 0 0 0 0 0 0 0 5 5 0 0 0 5 0

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

365 .074 .074 .087 .078 .076 .072 .064 .072 .080 .081 .076 .087 .083 .081 .069 .073 .069 .081

.071 .072

.074 .085 .077 .074 .071 .060 .071 .078 .081 .075 .082 .081 .080 .068 .072 .068 .079

.068 DAY MAX > 0.075 0 0 4 0 0 0 0 0 1 2 0 3 2 0 0 0 0 0

0 356 361 272 352 356 350 112 323 362 363 364 363 361 359 360 354 363 128

127 %OBS 98 99 75 96 97 96 31 88 99 99 99 99 99 98 98 97 99 35

35 1ST MAX 8-HR 2ND

MAX 8-HR 3RD

MAX 8-HRFeb. 23, 2011

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



### Page11of13 Ozone (44201) Nevada Parts per million (007)

SITE ID P

O C PQAO CITY COUNTY ADDRESS YEAR METH VALID DAYS MEAS 4TH MAX 8-HR CERTEDT 32-003-7773
32-003-7775
32-003-7775 1

1
2 0226
0226
0226 Not in a city Not in a city Not in a city Clark

Clark
Clark 11357 N. Decatur Blvd., Las Vegas 11480 Mt. Potosi Canyon Rd., Las Vegas 11480 Mt. Potosi Canyon Rd., Las Vegas 2010

2010
2010 087
087
087 .080
.074
.071 .074

.074
.070 0
0
0 8-HOUR NUM DAYS REQ 365
365
365 .074
.073
.070 .073

.072
.069 DAY MAX > 0.075 0
0
0 112
83
81 %OBS 31
23
22 1ST MAX 8-HR 2ND

MAX 8-HR 3RD

MAX 8-HRFeb. 23, 2011

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



### Page12of13 44201 44201 078

087 INSTRUMENTAL

INSTRUMENTAL ULTRA VIOLET ULTRA VIOLET ABSORPTION PARAMETER METHOD

CODE COLLECTION METHOD ANALYSIS METHOD METHODS USED IN THIS REPORTFeb. 23, 2011

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



### Page13of13 PQAOS USED IN THIS REPORT
PQAO AGENCY DESCRIPTION 0226 Clark County, NV DAQEM