UNITED STATES ENVIRONMENTAL PROTECTION AGENCY DESIGN VALUE REPORT Aug. 12, 2010 Report Request ID: 780940 Report Code: AMP480

Selection Criteria Page 1 User ID: HDY

State County City

Site Parameter POC AQCR UAR CBSA CSA EPA Region Method Duration Begin Date End Date 49 GEOGRAPHIC SELECTIONS

PROTOCOL SELECTIONS Parameter Classification Parameter Method Duration DESIGN VALUE SELECTED OPTIONS

USER SITE METADATA MERGE PDF FILES QUARTERLY DATA IN WORKFILE WORKFILE DELIMITER SINGLE EVENT PROCESSING Option Type Option Value STREET ADDRESS YES NO

, EXCLUDE REGIONALLY CONCURRED EVENTS GLOBAL DATES

1999 Start Date End Date 2009 Tribal

APPLICABLE STANDARDS Standard Description Ozone 8-Hour 2008 PM10 24-hour 2006 PM25 24-hour 2006 PM25 Annual 2006UNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 1 of 52 

### Pollutant: Standard Units: .075 Level: Ozone 8-Hour 2008 NAAQS Standard: Annual 4th Maximum Statistic:

1 1 1 1 1 1 1 1 2 1 1 1 1 Poc 152 152 148 129 132 143 148 138 143 151 149 151 152 Valid Days 99

99 97 84 86 93 97 90 93 99 97 99 99 Percent Complete .066

.079 .080 .078 .077 .078 .077 .073 .073 .083 .079 .074 .072 4th Max Y

Y Y Y Y Y Y

Y Y Y Y Y Cert 148

152 143 135 134 148

142 152 150 96 148 152 Valid Days 97

99 93 88 88 97

93 99 98 63 97 99 Percent Complete .068

.096 .092 .095 .089 .093

.071 .083 .090 .078 .090 .081 4th Max Y

Y Y Y Y Y

Y Y Y Y Y Cert 148

152 139 144 130 149

149 149 150

151 147 Valid Days 97

99 91 94 85 97

97 97 98

99 96 Percent Complete .063

.079 .075 .073 .074 .075

.067 .070 .075

.075 .071 4th Max Y

Y Y Y Y Y

Y Y

Y Y Cert 98

99 94 89 86 96 32 93 97 98 53 98 98 Percent Complete .065

.084 .082 .082 .080 .082 .077 .070 .075 .082 .078 .079 .074 Design Value Y

Y Y Y Y Y N Y Y Y N Y Y D. V. Validity 

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

Site ID | | | | | | | | | | | | 49-005-0002 49-011-0001 49-035-0003 49-035-2004 49-035-3003 49-035-3006 49-035-3007 49-037-0101 49-049-0002 49-049-5008 49-049-5010 49-057-0007 49-057-1002 

### REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. Design Value Year: 1999

STREET ADDRESS 1998 1997 

### Utah State:

55 WEST 200 NORTH, LOGAN, UTAH 65W 300S BOUNTIFUL UTAH 5715 S. 1400 E., SALT LAKE CITY 12100 W 1200 S, LAKEPOINT, UTAH 12885 S. 5600 WEST, HERRIMAN, UTAH 1675 SOUTH 600 EAST, SALT LAKE CITY 3275 W 3100 S, WEST VALLEY CITY, UTAH CANYONLANDS NATIONAL PARK, UTAH 1355 NORTH 200 WEST PROVO UT 10865 N. 6000 WEST, HIGHLAND, UTAH 312 W. 2050 NORTH, SPANISH FORK, UTAH 4601 S. 300 W., WASHINGTON TERRACE, UTAH 471 E. 2600 NORTH, NORTH OGDEN, UTAH 1999

* 3 - YearUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 2 of 52 

### Pollutant: Standard Units: .075 Level: Ozone 8-Hour 2008 NAAQS Standard: Annual 4th Maximum Statistic:

1 1 1 1 1 1 1 1 1 2 1 1 1 1 Poc

150 152 150 150 132 149 151 132 149 151 151 149 117 Valid Days

98

99 98 98 86 97 99 86 97 99 99 97 76 Percent Complete

.075

.095 .089 .091 .093 .088 .095 .076 .083 .086 .089 .088 .084 4th Max

Y

Y Y Y Y Y Y Y Y Y Y Y Y Cert 152

152 148 129 132 143 148 138 143 151 149 151 152 Valid Days 99

99 97 84 86 93 97 90 93 99 97 99 99 Percent Complete .066

.079 .080 .078 .077 .078 .077 .073 .073 .083 .079 .074 .072 4th Max Y

Y Y Y Y Y Y

Y Y Y Y Y Cert 148

152 143 135 134 148

142 152 150 96 148 152 Valid Days 97

99 93 88 88 97

93 99 98 63 97 99 Percent Complete .068

.096 .092 .095 .089 .093

.071 .083 .090 .078 .090 .081 4th Max Y

Y Y Y Y Y

Y Y Y Y Y Cert 65

33 99 96 90 87 96 65 90 97 98 86 98 92 Percent Complete .067

.075 .090 .087 .088 .086 .086 .086 .073 .079 .086 .082 .084 .079 Design Value N

N Y Y Y Y Y N Y Y Y Y Y Y D. V. Validity 

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

Site ID | | | | | | | | | | | | 49-005-0002 49-005-0004 49-011-0001 49-035-0003 49-035-2004 49-035-3003 49-035-3006 49-035-3007 49-037-0101 49-049-0002 49-049-5008 49-049-5010 49-057-0007 49-057-1002 

### REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. Design Value Year: 2000

STREET ADDRESS 1999 1998 

### Utah State:

55 WEST 200 NORTH, LOGAN, UTAH 125 W. CENTER STREET, LOGAN, UT 65W 300S BOUNTIFUL UTAH 5715 S. 1400 E., SALT LAKE CITY 12100 W 1200 S, LAKEPOINT, UTAH 12885 S. 5600 WEST, HERRIMAN, UTAH 1675 SOUTH 600 EAST, SALT LAKE CITY 3275 W 3100 S, WEST VALLEY CITY, UTAH CANYONLANDS NATIONAL PARK, UTAH 1355 NORTH 200 WEST PROVO UT 10865 N. 6000 WEST, HIGHLAND, UTAH 312 W. 2050 NORTH, SPANISH FORK, UTAH 4601 S. 300 W., WASHINGTON TERRACE, UTAH 471 E. 2600 NORTH, NORTH OGDEN, UTAH 2000

* 3 - YearUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 3 of 52 

### Pollutant: Standard Units: .075 Level: Ozone 8-Hour 2008 NAAQS Standard: Annual 4th Maximum Statistic:

1 1 1 1 1 1 1 1 1 1 2 1 1 1 Poc 143

152 135 135 150 97 149 149 123 148 145 152 152 Valid Days 93

99 88 88 98 63 97 97 80 97 95 99 99 Percent Complete .078

.067 .081 .076 .082 .076 .075 .084 .066 .067 .076 .072 .079 4th Max Y

Y Y Y Y Y Y Y Y Y Y Y Y Cert

150

152 150 150 132 149 151 132 149 151 151 149 Valid Days

98

99 98 98 86 97 99 86 97 99 99 97 Percent Complete

.075

.095 .089 .091 .093 .088 .095 .076 .083 .086 .089 .088 4th Max

Y

Y Y Y Y Y Y Y Y Y Y Y Cert

152

152 148 129 132 143 148 138 143 151 149 151 Valid Days

99

99 97 84 86 93 97 90 93 99 97 99 Percent Complete

.066

.079 .080 .078 .077 .078 .077 .073 .073 .083 .079 .074 4th Max

Y

Y Y Y Y Y Y

Y Y Y Y Cert 31

33 66 96 94 93 79 96 98 86 96 97 98 98 Percent Complete .078

.066 .071 .085 .081 .083 .082 .080 .085 .071 .074 .081 .080 .080 Design Value N

N N Y Y Y Y Y Y N Y Y Y Y D. V. Validity 

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

Site ID | | | | | | | | | | | | 49-003-0003 49-005-0002 49-005-0004 49-011-0001 49-035-0003 49-035-2004 49-035-3003 49-035-3006 49-035-3007 49-037-0101 49-049-0002 49-049-5008 49-049-5010 49-057-0007 

### REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. Design Value Year: 2001

STREET ADDRESS 2000 1999 

### Utah State:

140 W.FISHBURN DRIVE, BRIGHAM CITY, UT 55 WEST 200 NORTH, LOGAN, UTAH 125 W. CENTER STREET, LOGAN, UT 65W 300S BOUNTIFUL UTAH 5715 S. 1400 E., SALT LAKE CITY 12100 W 1200 S, LAKEPOINT, UTAH 12885 S. 5600 WEST, HERRIMAN, UTAH 1675 SOUTH 600 EAST, SALT LAKE CITY 3275 W 3100 S, WEST VALLEY CITY, UTAH CANYONLANDS NATIONAL PARK, UTAH 1355 NORTH 200 WEST PROVO UT 10865 N. 6000 WEST, HIGHLAND, UTAH 312 W. 2050 NORTH, SPANISH FORK, UTAH 4601 S. 300 W., WASHINGTON TERRACE, UTAH 2001

* 3 - YearUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 4 of 52 

### Pollutant: Standard Units: .075 Level: Ozone 8-Hour 2008 NAAQS Standard: Annual 4th Maximum Statistic:

1 1 Poc 148 151 Valid Days 97

99 Percent Complete .076

.078 4th Max Y

Y Cert 117

Valid Days 76 Percent Complete .084

4th Max Y

Cert 152

Valid Days 99 Percent Complete .072

4th Max Y

Cert 91

33 Percent Complete .077

.078 Design Value Y

N D. V. Validity 

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

Site ID | | | | | | | | | | | | 49-057-1002 49-057-1003 

### REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. Design Value Year: 2001

STREET ADDRESS 2000 1999 

### Utah State:

471 E. 2600 NORTH, NORTH OGDEN, UTAH 425 W 2550 NORTH, OGDEN, UTAH 2001 3 - YearUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 5 of 52 

### Pollutant: Standard Units: .075 Level: Ozone 8-Hour 2008 NAAQS Standard: Annual 4th Maximum Statistic:

1 1 1 1 1 1 1 1 1 1 2 1 1 1 Poc 152 149 153 150 149

152 152 148 149 153 153 143 151 Valid Days 99

97 100 98 97

99 99 97 97 100 100 93 99 Percent Complete .084

.071 .089 .082 .083

.084 .079 .078 .072 .077 .082 .077 .078 4th Max Y

Y Y Y Y

Y Y Y

Y Y Y Y Cert 143

152 135 135 150 97 149 149

123 148 145 152 152 Valid Days 93

99 88 88 98 63 97 97

80 97 95 99 99 Percent Complete .078

.067 .081 .076 .082 .076 .075 .084

.066 .067 .076 .072 .079 4th Max Y

Y Y Y Y Y Y Y

Y Y Y Y Y Cert

150

152 150 150 132 149 151

132 149 151 151 149 Valid Days

98

99 98 98 86 97 99

86 97 99 99 97 Percent Complete

.075

.095 .089 .091 .093 .088 .095

.076 .083 .086 .089 .088 4th Max

Y

Y Y Y Y Y Y

Y Y Y Y Y Cert 64

98 96 95 98 50 98 98 32 88 98 98 97 98 Percent Complete .081

.071 .088 .082 .085 .084 .082 .086 .078 .071 .075 .081 .079 .081 Design Value N

Y Y Y Y N Y Y N N Y Y Y Y D. V. Validity 

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

Site ID | | | | | | | | | | | | 49-003-0003 49-005-0004 49-011-0001 49-035-0003 49-035-2004 49-035-3003 49-035-3006 49-035-3007 49-035-3008 49-037-0101 49-049-0002 49-049-5008 49-049-5010 49-057-0007 

### REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. Design Value Year: 2002

STREET ADDRESS 2001 2000 

### Utah State:

140 W.FISHBURN DRIVE, BRIGHAM CITY, UT 125 W. CENTER STREET, LOGAN, UT 65W 300S BOUNTIFUL UTAH 5715 S. 1400 E., SALT LAKE CITY 12100 W 1200 S, LAKEPOINT, UTAH 12885 S. 5600 WEST, HERRIMAN, UTAH 1675 SOUTH 600 EAST, SALT LAKE CITY 3275 W 3100 S, WEST VALLEY CITY, UTAH 12950 S. 5600 WEST, HERRIMAN, UTAH CANYONLANDS NATIONAL PARK, UTAH 1355 NORTH 200 WEST PROVO UT 10865 N. 6000 WEST, HIGHLAND, UTAH 312 W. 2050 NORTH, SPANISH FORK, UTAH 4601 S. 300 W., WASHINGTON TERRACE, UTAH 2002

* 3 - YearUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 6 of 52 

### Pollutant: Standard Units: .075 Level: Ozone 8-Hour 2008 NAAQS Standard: Annual 4th Maximum Statistic:

1 1 Poc

150 Valid Days

98 Percent Complete

.084

4th Max

Y

Cert 148

151 Valid Days 97

99 Percent Complete .076

.078 4th Max Y

Y Cert 117

Valid Days 76 Percent Complete .084

4th Max Y

Cert 58

66 Percent Complete .080

.081 Design Value N

N D. V. Validity 

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

Site ID | | | | | | | | | | | | 49-057-1002 49-057-1003 

### REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. Design Value Year: 2002

STREET ADDRESS 2001 2000 

### Utah State:

471 E. 2600 NORTH, NORTH OGDEN, UTAH 425 W 2550 NORTH, OGDEN, UTAH 2002 3 - YearUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 7 of 52 

### Pollutant: Standard Units: .075 Level: Ozone 8-Hour 2008 NAAQS Standard: Annual 4th Maximum Statistic:

1 1 1 1 1 1 1 1 1 1 1 2 1 1 Poc 152 152 55 77 151 152

147 152 147 150 153 150 151 Valid Days 99

99 36 50 99 99

96 99 96 98 100 98 99 Percent Complete .077

.072 .070 .079 .083 .077

.081 .078 .076 .074 .078 .079 .078 4th Max Y

Y Y Y Y Y

Y Y Y Y Y Y Y Cert 152

149 153

150 149

152 152 148 149 153 153 143 Valid Days 99

97 100

98 97

99 99 97 97 100 100 93 Percent Complete .084

.071 .089

.082 .083

.084 .079 .078 .072 .077 .082 .077 4th Max Y

Y Y

Y Y

Y Y Y

Y Y Y Cert 143

152 135

135 150 97 149 149

123 148 145 152 Valid Days 93

99 88

88 98 63 97 97

80 97 95 99 Percent Complete .078

.067 .081

.076 .082 .076 .075 .084

.066 .067 .076 .072 4th Max Y

Y Y

Y Y Y Y Y

Y Y Y Y Cert 97

99 75 17 95 98 21 98 99 64 92 99 98 97 Percent Complete .079

.070 .080 .079 .080 .080 .076 .080 .080 .077 .070 .074 .079 .075 Design Value Y

Y Y N Y Y N Y Y N Y Y Y Y D. V. Validity 

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

Site ID | | | | | | | | | | | | 49-003-0003 49-005-0004 49-011-0001 49-011-0004 49-035-0003 49-035-2004 49-035-3003 49-035-3006 49-035-3007 49-035-3008 49-037-0101 49-049-0002 49-049-5008 49-049-5010 

### REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. Design Value Year: 2003

STREET ADDRESS 2002 2001 

### Utah State:

140 W.FISHBURN DRIVE, BRIGHAM CITY, UT 125 W. CENTER STREET, LOGAN, UT 65W 300S BOUNTIFUL UTAH 171 WEST 1370 NORTH, BOUNTIFUL, UTAH 5715 S. 1400 E., SALT LAKE CITY 12100 W 1200 S, LAKEPOINT, UTAH 12885 S. 5600 WEST, HERRIMAN, UTAH 1675 SOUTH 600 EAST, SALT LAKE CITY 3275 W 3100 S, WEST VALLEY CITY, UTAH 12950 S. 5600 WEST, HERRIMAN, UTAH CANYONLANDS NATIONAL PARK, UTAH 1355 NORTH 200 WEST PROVO UT 10865 N. 6000 WEST, HIGHLAND, UTAH 312 W. 2050 NORTH, SPANISH FORK, UTAH 2003

* *

* 3 - YearUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 8 of 52 

### Pollutant: Standard Units: .075 Level: Ozone 8-Hour 2008 NAAQS Standard: Annual 4th Maximum Statistic:

1 1 1 Poc 149

151 Valid Days 97

99 Percent Complete .079

.083 4th Max Y

Y Cert 151

150 Valid Days 99

98 Percent Complete .078

.084 4th Max Y

Y Cert 152

148 151 Valid Days 99

97 99 Percent Complete .079

.076 .078 4th Max Y

Y Y Cert 98

32 98 Percent Complete .078

.076 .081 Design Value Y

N Y D. V. Validity 

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

Site ID | | | | | | | | | | | | 49-057-0007 49-057-1002 49-057-1003 

### REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. Design Value Year: 2003

STREET ADDRESS 2002 2001 

### Utah State:

4601 S. 300 W., WASHINGTON TERRACE, UTAH 471 E. 2600 NORTH, NORTH OGDEN, UTAH 425 W 2550 NORTH, OGDEN, UTAH 2003 3 - YearUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 9 of 52 

### Pollutant: Standard Units: .075 Level: Ozone 8-Hour 2008 NAAQS Standard: Annual 4th Maximum Statistic:

1 1 1 1 1 1 1 1 1 1 1 2 1 1 Poc 92 150 152

152 150 152 152 152 149 143 148 147 149 Valid Days 60

98 99

99 98 99 99 99 97 93 97 96 97 Percent Complete .064

.067 .061

.067 .074 .075 .069 .071 .074 .072 .069 .068 .070 4th Max

Y

Y

Y Y Y Y Y Y Y Y Y Y Cert

152

152 55 77 151 152 147 152 147 150 153 150 151 Valid Days

99

99 36 50 99 99 96 99 96 98 100 98 99 Percent Complete

.077

.072 .070 .079 .083 .077 .081 .078 .076 .074 .078 .079 .078 4th Max

Y

Y Y Y Y Y Y Y Y Y Y Y Y Cert

152

149 153

150 149 152 152 148 149 153 153 143 Valid Days

99

97 100

98 97 99 99 97 97 100 100 93 Percent Complete

.084

.071 .089

.082 .083 .084 .079 .078 .072 .077 .082 .077 4th Max

Y

Y Y

Y Y Y Y Y

Y Y Y Cert 20

99 99 45 50 98 99 98 99 97 96 99 98 97 Percent Complete .064

.076 .068 .079 .073 .079 .078 .078 .076 .076 .072 .074 .076 .075 Design Value N

Y Y N N Y Y Y Y Y Y Y Y Y D. V. Validity 

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

Site ID | | | | | | | | | | | | 49-003-7001 49-003-0003 49-005-0004 49-011-0001 49-011-0004 49-035-0003 49-035-2004 49-035-3006 49-035-3007 49-035-3008 49-037-0101 49-049-0002 49-049-5008 49-049-5010 

### REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. Design Value Year: 2004

STREET ADDRESS 2003 2002 

### Utah State:

8600 WEST 24000 NORTH PORTAGE, UTAH 140 W.FISHBURN DRIVE, BRIGHAM CITY, UT 125 W. CENTER STREET, LOGAN, UT 65W 300S BOUNTIFUL UTAH 171 WEST 1370 NORTH, BOUNTIFUL, UTAH 5715 S. 1400 E., SALT LAKE CITY 12100 W 1200 S, LAKEPOINT, UTAH 1675 SOUTH 600 EAST, SALT LAKE CITY 3275 W 3100 S, WEST VALLEY CITY, UTAH 12950 S. 5600 WEST, HERRIMAN, UTAH CANYONLANDS NATIONAL PARK, UTAH 1355 NORTH 200 WEST PROVO UT 10865 N. 6000 WEST, HIGHLAND, UTAH 312 W. 2050 NORTH, SPANISH FORK, UTAH 2004

*

* * 3 - YearUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 10 of 52 

### Pollutant: Standard Units: .075 Level: Ozone 8-Hour 2008 NAAQS Standard: Annual 4th Maximum Statistic:

1 1 1 Poc 146 146 149 Valid Days 95

95 97 Percent Complete .074

.070 .070 4th Max Y

Y Y Cert 149

151 Valid Days 97

99 Percent Complete .079

.083 4th Max Y

Y Cert 151

150 Valid Days 99

98 Percent Complete .078

.084 4th Max Y

Y Cert 32

97 98 Percent Complete .074

.075 .079 Design Value N

Y Y D. V. Validity 

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

Site ID | | | | | | | | | | | | 49-053-0130 49-057-0007 49-057-1003 

### REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. Design Value Year: 2004

STREET ADDRESS 2003 2002 

### Utah State:

ZION NATIONAL PARK, UTAH 4601 S. 300 W., WASHINGTON TERRACE, UTAH 425 W 2550 NORTH, OGDEN, UTAH 2004 3 - YearUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 11 of 52 

### Pollutant: Standard Units: .075 Level: Ozone 8-Hour 2008 NAAQS Standard: Annual 4th Maximum Statistic:

1 1 1 1 1 1 1 1 1 1 1 1 2 1 Poc 148 127 149

150 142 143 150 152 152 135 81 149 147 Valid Days 97

83 97

98 93 93 98 99 99 88 53 97 96 Percent Complete .075

.079 .069

.092 .083 .086 .082 .085 .080 .069 .080 .078 .080 4th Max

Y

Y

Y Y Y Y Y N Y Y Y Cert 92

150 152

152 150 152 152 152 149 143

148 147 Valid Days 60

98 99

99 98 99 99 99 97 93

97 96 Percent Complete .064

.067 .061

.067 .074 .075 .069 .071 .074 .072

.069 .068 4th Max

Y

Y

Y Y Y Y Y Y Y

Y Y Cert

152

152 55 77 151 152 147 152 147 150

153 150 Valid Days

99

99 36 50 99 99 96 99 96 98

100 98 Percent Complete

.077

.072 .070 .079 .083 .077 .081 .078 .076 .074

.078 .079 4th Max

Y

Y Y Y Y Y Y Y Y Y

Y Y Cert 52

93 99 12 83 97 97 98 99 98 93 18 98 97 Percent Complete .069

.074 .067 .070 .079 .080 .079 .077 .078 .076 .071 .080 .075 .075 Design Value N

Y Y N Y Y Y Y Y Y Y N Y Y D. V. Validity 

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

Site ID | | | | | | | | | | | | 49-003-7001 49-003-0003 49-005-0004 49-011-0001 49-011-0004 49-035-0003 49-035-2004 49-035-3006 49-035-3007 49-035-3008 49-037-0101 49-045-0003 49-049-0002 49-049-5008 

### REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. Design Value Year: 2005

STREET ADDRESS 2004 2003 

### Utah State:

8600 WEST 24000 NORTH PORTAGE, UTAH 140 W.FISHBURN DRIVE, BRIGHAM CITY, UT 125 W. CENTER STREET, LOGAN, UT 65W 300S BOUNTIFUL UTAH 171 WEST 1370 NORTH, BOUNTIFUL, UTAH 5715 S. 1400 E., SALT LAKE CITY 12100 W 1200 S, LAKEPOINT, UTAH 1675 SOUTH 600 EAST, SALT LAKE CITY 3275 W 3100 S, WEST VALLEY CITY, UTAH 12950 S. 5600 WEST, HERRIMAN, UTAH CANYONLANDS NATIONAL PARK, UTAH 434 NORTH 50 WEST, TOOELE, UTAH 1355 NORTH 200 WEST PROVO UT 10865 N. 6000 WEST, HIGHLAND, UTAH 2005

* *

* * 3 - YearUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 12 of 52 

### Pollutant: Standard Units: .075 Level: Ozone 8-Hour 2008 NAAQS Standard: Annual 4th Maximum Statistic:

1 1 1 1 Poc 152 146 142 151 Valid Days 99

95 93 99 Percent Complete .080

.091 .081 .084 4th Max Y

Y Y Y Cert 149

146 146 149 Valid Days 97

95 95 97 Percent Complete .070

.074 .070 .070 4th Max Y

Y Y Y Cert 151

149 151 Valid Days 99

97 99 Percent Complete .078

.079 .083 4th Max Y

Y Y Cert 98

64 95 98 Percent Complete .076

.082 .076 .079 Design Value Y

N Y Y D. V. Validity 

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

Site ID | | | | | | | | | | | | 49-049-5010 49-053-0130 49-057-0007 49-057-1003 

### REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. Design Value Year: 2005

STREET ADDRESS 2004 2003 

### Utah State:

312 W. 2050 NORTH, SPANISH FORK, UTAH ZION NATIONAL PARK, UTAH 4601 S. 300 W., WASHINGTON TERRACE, UTAH 425 W 2550 NORTH, OGDEN, UTAH 2005 3 - YearUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 13 of 52 

### Pollutant: Standard Units: .075 Level: Ozone 8-Hour 2008 NAAQS Standard: Annual 4th Maximum Statistic:

1 1 1 1 1 1 1 1 1 1 1 2 1 Poc 131 133 151 152 150 135 151 152 152 152 151 136 147 Valid Days 86

87 99 99 98 88 99 99 99 99 99 89 96 Percent Complete .076

.078 .073 .082 .084 .082 .082 .080 .082 .070 .079 .074 .077 4th Max Cert 148

127 149 150 142 143 150 152 152 135 81 149 147 Valid Days 97

83 97 98 93 93 98 99 99 88 53 97 96 Percent Complete .075

.079 .069 .092 .083 .086 .082 .085 .080 .069 .080 .078 .080 4th Max

Y

Y

Y Y Y Y Y N Y Y Y Cert 92

150 152 152 150 152 152 152 149 143

148 147 Valid Days 60

98 99 99 98 99 99 99 97 93

97 96 Percent Complete .064

.067 .061 .067 .074 .075 .069 .071 .074 .072

.069 .068 4th Max

Y

Y Y Y Y Y Y Y Y

Y Y Cert 81

89 98 99 96 94 99 99 99 94 51 94 96 Percent Complete .071

.074 .067 .080 .080 .081 .077 .078 .078 .070 .079 .073 .075 Design Value N

N Y Y Y Y Y Y Y Y N Y Y D. V. Validity 

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

Site ID | | | | | | | | | | | | 49-003-7001 49-003-0003 49-005-0004 49-011-0004 49-035-0003 49-035-2004 49-035-3006 49-035-3007 49-035-3008 49-037-0101 49-045-0003 49-049-0002 49-049-5008 

### REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. Design Value Year: 2006

STREET ADDRESS 2005 2004 

### Utah State:

8600 WEST 24000 NORTH PORTAGE, UTAH 140 W.FISHBURN DRIVE, BRIGHAM CITY, UT 125 W. CENTER STREET, LOGAN, UT 171 WEST 1370 NORTH, BOUNTIFUL, UTAH 5715 S. 1400 E., SALT LAKE CITY 12100 W 1200 S, LAKEPOINT, UTAH 1675 SOUTH 600 EAST, SALT LAKE CITY 3275 W 3100 S, WEST VALLEY CITY, UTAH 12950 S. 5600 WEST, HERRIMAN, UTAH CANYONLANDS NATIONAL PARK, UTAH 434 NORTH 50 WEST, TOOELE, UTAH 1355 NORTH 200 WEST PROVO UT 10865 N. 6000 WEST, HIGHLAND, UTAH 2006

* * 3 - YearUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 14 of 52 

### Pollutant: Standard Units: .075 Level: Ozone 8-Hour 2008 NAAQS Standard: Annual 4th Maximum Statistic:

1 1 1 1 Poc 152 148 151 137 Valid Days 99

97 99 90 Percent Complete .079

.072 .083 .083 4th Max Cert 152

146 142 151 Valid Days 99

95 93 99 Percent Complete .080

.091 .081 .084 4th Max Y

Y Y Y Cert 149

146 146 149 Valid Days 97

95 95 97 Percent Complete .070

.074 .070 .070 4th Max Y

Y Y Y Cert 99

96 96 95 Percent Complete .076

.079 .078 .079 Design Value Y

Y Y Y D. V. Validity 

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

Site ID | | | | | | | | | | | | 49-049-5010 49-053-0130 49-057-0007 49-057-1003 

### REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. Design Value Year: 2006

STREET ADDRESS 2005 2004 

### Utah State:

312 W. 2050 NORTH, SPANISH FORK, UTAH ZION NATIONAL PARK, UTAH 4601 S. 300 W., WASHINGTON TERRACE, UTAH 425 W 2550 NORTH, OGDEN, UTAH 2006 3 - YearUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 15 of 52 

### Pollutant: Standard Units: .075 Level: Ozone 8-Hour 2008 NAAQS Standard: Annual 4th Maximum Statistic:

1 1 1 1 1 1 1 1 1 1 1 1 2 Poc 152 150 149 152 149 149 147 152 145 147 150 152 152 Valid Days 99

98 97 99 97 97 96 99 95 96 98 99 99 Percent Complete .078

.077 .074 .082 .082 .082 .079 .080 .079 .072 .076 .063 .075 4th Max

Y

Cert 131

133 151 152 150 135 151 152 152 152 151

136 Valid Days 86

87 99 99 98 88 99 99 99 99 99

89 Percent Complete .076

.078 .073 .082 .084 .082 .082 .080 .082 .070 .079

.074 4th Max Cert 148

127 149 150 142 143 150 152 152 135 81

149 Valid Days 97

83 97 98 93 93 98 99 99 88 53

97 Percent Complete .075

.079 .069 .092 .083 .086 .082 .085 .080 .069 .080

.078 4th Max

Y

Y

Y Y Y Y Y N Y

Y Cert 94

89 98 99 96 93 98 99 98 95 83 33 95 Percent Complete .076

.078 .072 .085 .083 .083 .081 .081 .080 .070 .078 .063 .075 Design Value Y

Y Y Y Y Y Y Y Y Y Y N Y D. V. Validity 

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

Site ID | | | | | | | | | | | | 49-003-7001 49-003-0003 49-005-0004 49-011-0004 49-035-0003 49-035-2004 49-035-3006 49-035-3007 49-035-3008 49-037-0101 49-045-0003 49-047-1002 49-049-0002 

### REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. Design Value Year: 2007

STREET ADDRESS 2006 2005 

### Utah State:

8600 WEST 24000 NORTH PORTAGE, UTAH 140 W.FISHBURN DRIVE, BRIGHAM CITY, UT 125 W. CENTER STREET, LOGAN, UT 171 WEST 1370 NORTH, BOUNTIFUL, UTAH 5715 S. 1400 E., SALT LAKE CITY 12100 W 1200 S, LAKEPOINT, UTAH 1675 SOUTH 600 EAST, SALT LAKE CITY 3275 W 3100 S, WEST VALLEY CITY, UTAH 12950 S. 5600 WEST, HERRIMAN, UTAH CANYONLANDS NATIONAL PARK, UTAH 434 NORTH 50 WEST, TOOELE, UTAH Dinosaur National Monument 1355 NORTH 200 WEST PROVO UT 2007

* 3 - YearUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 16 of 52 

### Pollutant: Standard Units: .075 Level: Ozone 8-Hour 2008 NAAQS Standard: Annual 4th Maximum Statistic:

1 1 1 1 1 Poc 152 152 148 152 142 Valid Days 99

99 97 99 93 Percent Complete .078

.077 .071 .080 .082 4th Max

Y

Cert 147

152 148 151 137 Valid Days 96

99 97 99 90 Percent Complete .077

.079 .072 .083 .083 4th Max Cert 147

152 146 142 151 Valid Days 96

99 95 93 99 Percent Complete .080

.080 .091 .081 .084 4th Max Y

Y Y Y Y Cert 97

99 96 97 94 Percent Complete .078

.078 .078 .081 .083 Design Value Y

Y Y Y Y D. V. Validity 

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

Site ID | | | | | | | | | | | | 49-049-5008 49-049-5010 49-053-0130 49-057-0007 49-057-1003 

### REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. Design Value Year: 2007

STREET ADDRESS 2006 2005 

### Utah State:

10865 N. 6000 WEST, HIGHLAND, UTAH 312 W. 2050 NORTH, SPANISH FORK, UTAH ZION NATIONAL PARK, UTAH 4601 S. 300 W., WASHINGTON TERRACE, UTAH 425 W 2550 NORTH, OGDEN, UTAH 2007 3 - YearUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 17 of 52 

### Pollutant: Standard Units: .075 Level: Ozone 8-Hour 2008 NAAQS Standard: Annual 4th Maximum Statistic:

1 1 1 1 1 1 1 1 1 1 1 1 2 Poc 146 151 149 149 150 150 151

145 152 132 152 Valid Days 95

99 97 97 98 98 99

95 99 86 99 Percent Complete .073

.072 .066 .078 .080 .074 .075

.071 .070 .066 .074 4th Max Cert 152

150 149 152 149 149 147 152 145 147 150 152 152 Valid Days 99

98 97 99 97 97 96 99 95 96 98 99 99 Percent Complete .078

.077 .074 .082 .082 .082 .079 .080 .079 .072 .076 .063 .075 4th Max

Y

Cert 131

133 151 152 150 135 151 152 152 152 151

136 Valid Days 86

87 99 99 98 88 99 99 99 99 99

89 Percent Complete .076

.078 .073 .082 .084 .082 .082 .080 .082 .070 .079

.074 4th Max Cert 93

95 98 99 98 95 98 66 65 97 99 62 96 Percent Complete .075

.075 .071 .080 .082 .079 .078 .080 .080 .071 .075 .064 .074 Design Value Y

Y Y Y Y Y Y N N Y Y N Y D. V. Validity 

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

Site ID | | | | | | | | | | | | 49-003-7001 49-003-0003 49-005-0004 49-011-0004 49-035-0003 49-035-2004 49-035-3006 49-035-3007 49-035-3008 49-037-0101 49-045-0003 49-047-1002 49-049-0002 

### REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. Design Value Year: 2008

STREET ADDRESS 2007 2006 

### Utah State:

8600 WEST 24000 NORTH PORTAGE, UTAH 140 W.FISHBURN DRIVE, BRIGHAM CITY, UT 125 W. CENTER STREET, LOGAN, UT 171 WEST 1370 NORTH, BOUNTIFUL, UTAH 5715 S. 1400 E., SALT LAKE CITY 12100 W 1200 S, LAKEPOINT, UTAH 1675 SOUTH 600 EAST, SALT LAKE CITY 3275 W 3100 S, WEST VALLEY CITY, UTAH 12950 S. 5600 WEST, HERRIMAN, UTAH CANYONLANDS NATIONAL PARK, UTAH 434 NORTH 50 WEST, TOOELE, UTAH Dinosaur National Monument 1355 NORTH 200 WEST PROVO UT 2008 3 - YearUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 18 of 52 

### Pollutant: Standard Units: .075 Level: Ozone 8-Hour 2008 NAAQS Standard: Annual 4th Maximum Statistic:

1 1 1 1 1 1 1 Poc 147 151 83 153 109

146 Valid Days 96

99 54 99 71

95 Percent Complete .071

.071 .062 .072 .074

.075 4th Max Cert 152

152

148

152 142 Valid Days 99

99

97

99 93 Percent Complete .078

.077

.071

.080 .082 4th Max

Y

Cert 147

152

148

151 137 Valid Days 96

99

97

99 90 Percent Complete .077

.079

.072

.083 .083 4th Max Cert 97

99 18 98 24 66 93 Percent Complete .075

.075 .062 .071 .074 .081 .080 Design Value Y

Y N Y N N Y D. V. Validity 

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

Site ID | | | | | | | | | | | | 49-049-5008 49-049-5010 49-053-0006 49-053-0130 49-057-0002 49-057-0007 49-057-1003 

### REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. Design Value Year: 2008

STREET ADDRESS 2007 2006 

### Utah State:

10865 N. 6000 WEST, HIGHLAND, UTAH 312 W. 2050 NORTH, SPANISH FORK, UTAH 1215 NORTH LAVA FLOW DRIVE, SANTA CLARA, UTAH ZION NATIONAL PARK, UTAH 228 32ND STREET, OGDEN, UTAH 4601 S. 300 W., WASHINGTON TERRACE, UTAH 425 W 2550 NORTH, OGDEN, UTAH 2008

*

* 3 - YearUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 19 of 52 

### Pollutant: Standard Units: .075 Level: Ozone 8-Hour 2008 NAAQS Standard: Annual 4th Maximum Statistic:

1 1 1 1 1 1 1 1 1 1 1 1 1 Poc 121 143 152 151 150 138 148

147 138 151 61 Valid Days 79

93 99 99 98 90 97

96 90 99 40 Percent Complete .062

.067 .061 .071 .071 .074 .074

.068 .070 .063 .067 4th Max Cert 146

151 149 149 150 150 151

145 152 132 Valid Days 95

99 97 97 98 98 99

95 99 86 Percent Complete .073

.072 .066 .078 .080 .074 .075

.071 .070 .066 4th Max Cert 152

150 149 152 149 149 147 152 145 147 150 152 Valid Days 99

98 97 99 97 97 96 99 95 96 98 99 Percent Complete .078

.077 .074 .082 .082 .082 .079 .080 .079 .072 .076 .063 4th Max

Y

Cert 91

97 98 98 98 95 97 33 32 96 96 95 13 Percent Complete .071

.072 .067 .077 .077 .076 .076 .080 .079 .070 .072 .064 .067 Design Value Y

Y Y Y Y Y Y N N Y Y Y N D. V. Validity 

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

Site ID | | | | | | | | | | | | 49-003-7001 49-003-0003 49-005-0004 49-011-0004 49-035-0003 49-035-2004 49-035-3006 49-035-3007 49-035-3008 49-037-0101 49-045-0003 49-047-1002 49-047-2002 

### REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. Design Value Year: 2009

STREET ADDRESS 2008 2007 

### Utah State:

8600 WEST 24000 NORTH PORTAGE, UTAH 140 W.FISHBURN DRIVE, BRIGHAM CITY, UT 125 W. CENTER STREET, LOGAN, UT 171 WEST 1370 NORTH, BOUNTIFUL, UTAH 5715 S. 1400 E., SALT LAKE CITY 12100 W 1200 S, LAKEPOINT, UTAH 1675 SOUTH 600 EAST, SALT LAKE CITY 3275 W 3100 S, WEST VALLEY CITY, UTAH 12950 S. 5600 WEST, HERRIMAN, UTAH CANYONLANDS NATIONAL PARK, UTAH 434 NORTH 50 WEST, TOOELE, UTAH Dinosaur National Monument 2 Miles west of Redwash atop Deadman's Bench 2009

* 3 - YearUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 20 of 52 

### Pollutant: Standard Units: .075 Level: Ozone 8-Hour 2008 NAAQS Standard: Annual 4th Maximum Statistic:

1

2 1 1 1 1 1 1 1 Poc 142

152 150 152

147 149

149 Valid Days 60

99 98 99

95 97

97 Percent Complete .067

.068 .069 .069

.068 .069

.070 4th Max Cert

152

147 151 83 153 109

146 Valid Days

99

96 99 54 99 71

95 Percent Complete

.074

.071 .071 .062 .072 .074

.075 4th Max Cert

152

152 152

148

152 142 Valid Days

99

99 99

97

99 93 Percent Complete

.075

.078 .077

.071

.080 .082 4th Max

Y

Cert 20

99 98 99 18 97 56 33 95 Percent Complete .067

.072 .072 .072 .062 .070 .071 .080 .075 Design Value N

Y Y Y N Y N N Y D. V. Validity 

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

Site ID | | | | | | | | | | | | 49-047-2003

49-049-0002 49-049-5008 49-049-5010 49-053-0006 49-053-0130 49-057-0002 49-057-0007 49-057-1003 

### REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. Design Value Year: 2009

STREET ADDRESS 2008 2007 

### Utah State:

2 miles south of Ouray and south of the White and Green River confluence 1355 NORTH 200 WEST PROVO UT 10865 N. 6000 WEST, HIGHLAND, UTAH 312 W. 2050 NORTH, SPANISH FORK, UTAH 1215 NORTH LAVA FLOW DRIVE, SANTA CLARA, UTAH ZION NATIONAL PARK, UTAH 228 32ND STREET, OGDEN, UTAH 4601 S. 300 W., WASHINGTON TERRACE, UTAH 425 W 2550 NORTH, OGDEN, UTAH 2009

*

*

* 3 - YearUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 21 of 52 

### Pollutant: Standard Units: NAAQS Standard: Statistic: Statistic: Site-LevelPM2.5 - Local Conditions(88101) Micrograms/cubic meter (LC)(105) PM25 24-hour 2006 / PM25 Annual 2006 Annual Weighted Mean Annual 98th Percentile Level: Level: Design Value Year: 1999

REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. 15 35 State Name: Utah Site_ID / STREET ADDRESS | | | Cred. Days Comp. Qrtrs Wtd.

Mean 98th Perctil Cert. | | | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Design Value Valid

Ind. | | | Design Value Valid

Ind. 24-Hour Annual 1999 1998 1997

49-011-0001 49-035-0003 49-035-0012 49-035-3006 49-035-3007 49-045-0002 49-049-0002 49-049-4001 49-049-5010 49-057-0001 49-057-0007 65W 300S BOUNTIFUL UTAH 5715 S. 1400 E., SALT LAKE CITY 1795 N WARM SPRINGS RD (1025 W) SLC UTAH 1675 SOUTH 600 EAST, SALT LAKE CITY 3275 W 3100 S, WEST VALLEY CITY, UTAH 90 S PARK ST., GRANTSVILLE, UTAH 1355 NORTH 200 WEST PROVO UT 30 NORTH MAIN STREET, LINDON, UTAH 312 W. 2050 NORTH, SPANISH FORK, UTAH HEALTH DEPT BLDG, 2570 GRANT AVE 4601 S. 300 W., WASHINGTON TERRACE, UTAH 117 119 115 315 103 100 121 334 110 115 105 4

4 4 4 3 3 4 4 4 4 4 31.3 42.4 51.2 46.8 34.1 27.5 27.1 35.2 30.8 29.6 24.0 *

* 7.9 10.9 12.5 9.9 10.2 6.5 9.4 9.3 7.7 9.9 8.1 *

* N N N N N N N N N N N *

*

*

*

*

*

*

*

*

*

* *

*

*

*

*

*

*

*

*

*

* 31

42 51 47 34 28 27 35 31 30 24 N N N N N N N N N N N 7.9 10.9 12.5 9.9 10.2 6.5 9.4 9.3 7.7 9.9 8.1 N N N N N N N N N N NUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 22 of 52 

### Pollutant: Standard Units: NAAQS Standard: Statistic: Statistic: Site-LevelPM2.5 - Local Conditions(88101) Micrograms/cubic meter (LC)(105) PM25 24-hour 2006 / PM25 Annual 2006 Annual Weighted Mean Annual 98th Percentile Level: Level: Design Value Year: 2000

REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. 15 35 State Name: Utah Site_ID / STREET ADDRESS | | | Cred. Days Comp. Qrtrs Wtd.

Mean 98th Perctil Cert. | | | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Design Value Valid

Ind. | | | Design Value Valid

Ind. 24-Hour Annual 2000 1999 1998

49-003-0003 49-005-0004 49-011-0001 49-035-0003 49-035-0012 49-035-3003 49-035-3006 49-035-3007 49-045-0002 49-049-0002 49-049-4001 49-049-5008 140 W.FISHBURN DRIVE, BRIGHAM CITY, UT 125 W. CENTER STREET, LOGAN, UT 65W 300S BOUNTIFUL UTAH 5715 S. 1400 E., SALT LAKE CITY 1795 N WARM SPRINGS RD (1025 W) SLC UTAH 12885 S. 5600 WEST, HERRIMAN, UTAH 1675 SOUTH 600 EAST, SALT LAKE CITY 3275 W 3100 S, WEST VALLEY CITY, UTAH 90 S PARK ST., GRANTSVILLE, UTAH 1355 NORTH 200 WEST PROVO UT 30 NORTH MAIN STREET, LINDON, UTAH 10865 N. 6000 WEST, HIGHLAND, UTAH 43 95 120 112 113 29 329 116 112 113 348 91 1

3 4 4 4 0 4 4 4 4 4 3 35.7 34.9 39.5 52.4 57.2 33.7 51.4 51.6 29.6 34.0 33.5 31.6 *

*

* 8.3 8.7 9.0 12.1 14.2 8.5 11.0 12.3 7.1 10.1 9.8 7.5 *

*

*

* N N N N N N N N N N N N 117 119 115

315 103 100 121 334 4

4 4

4 3 3 4 4 31.3 42.4 51.2

46.8 34.1 27.5 27.1 35.2 *

* 7.9 10.9 12.5

9.9 10.2 6.5 9.4 9.3 *

*

*

*

*

* N N N

N N N N N *

*

*

*

*

*

*

*

*

*

*

* 36

35 35 47 54 34 49 43 29 31 34 32 N N N N N N N N N N N N 8.3

8.7 8.5 11.5 13.4 8.5 10.5 11.2 6.8 9.7 9.6 7.5 N N N N N N N N N N N NUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 23 of 52 

### Pollutant: Standard Units: NAAQS Standard: Statistic: Statistic: Site-LevelPM2.5 - Local Conditions(88101) Micrograms/cubic meter (LC)(105) PM25 24-hour 2006 / PM25 Annual 2006 Annual Weighted Mean Annual 98th Percentile Level: Level: Design Value Year: 2000

REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. 15 35 State Name: Utah Site_ID / STREET ADDRESS | | | Cred. Days Comp. Qrtrs Wtd.

Mean 98th Perctil Cert. | | | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Design Value Valid

Ind. | | | Design Value Valid

Ind. 24-Hour Annual 2000 1999 1998

49-049-5010 49-057-0001 49-057-0007 49-057-1003 312 W. 2050 NORTH, SPANISH FORK, UTAH HEALTH DEPT BLDG, 2570 GRANT AVE 4601 S. 300 W., WASHINGTON TERRACE, UTAH 425 W 2550 NORTH, OGDEN, UTAH 114 15 111 17 4

0 4 0 26.6 49.7 25.5 33.9 * 7.4

17.8 7.9 13.1 *

* N N N N 110 115 105 4

4 4 30.8 29.6 24.0 7.7

9.9 8.1

* N

N N *

*

*

* 29

40 25 34 N N N N 7.5 13.8 8.0 13.1 N

N N NUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 24 of 52 

### Pollutant: Standard Units: NAAQS Standard: Statistic: Statistic: Site-LevelPM2.5 - Local Conditions(88101) Micrograms/cubic meter (LC)(105) PM25 24-hour 2006 / PM25 Annual 2006 Annual Weighted Mean Annual 98th Percentile Level: Level: Design Value Year: 2001

REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. 15 35 State Name: Utah Site_ID / STREET ADDRESS | | | Cred. Days Comp. Qrtrs Wtd.

Mean 98th Perctil Cert. | | | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Design Value Valid

Ind. | | | Design Value Valid

Ind. 24-Hour Annual 2001 2000 1999

49-003-0003 49-005-0004 49-011-0001 49-035-0003 49-035-0012 49-035-3003 49-035-3006 49-035-3007 49-035-3008 49-045-0002 49-049-0002 49-049-4001 140 W.FISHBURN DRIVE, BRIGHAM CITY, UT 125 W. CENTER STREET, LOGAN, UT 65W 300S BOUNTIFUL UTAH 5715 S. 1400 E., SALT LAKE CITY 1795 N WARM SPRINGS RD (1025 W) SLC UTAH 12885 S. 5600 WEST, HERRIMAN, UTAH 1675 SOUTH 600 EAST, SALT LAKE CITY 3275 W 3100 S, WEST VALLEY CITY, UTAH 12950 S. 5600 WEST, HERRIMAN, UTAH 90 S PARK ST., GRANTSVILLE, UTAH 1355 NORTH 200 WEST PROVO UT 30 NORTH MAIN STREET, LINDON, UTAH 119 115 118 118 118 70 339 112 22 113 112 350 4

4 4 4 4 2 4 4 0 4 4 4 41.7 71.1 54.4 68.4 57.8 35.8 65.6 60.4 69.1 32.5 49.0 61.3 9.3

15.6 10.0 13.2 14.1 7.6 12.4 12.9 13.3 7.9 11.8 11.6 *

* Y Y Y Y Y Y Y Y Y Y Y Y 43 95 120 112 113 29 329 116

112 113 348 1

3 4 4 4 0 4 4

4 4 4 35.7 34.9 39.5 52.4 57.2 33.7 51.4 51.6

29.6 34.0 33.5 *

* 8.3 8.7 9.0 12.1 14.2 8.5 11.0 12.3

7.1 10.1 9.8 *

*

*

* N N N N N N N N

N N N 117 119 115

315 103

100 121 334 4

4 4

4 3

3 4 4 31.3 42.4 51.2

46.8 34.1

27.5 27.1 35.2 *

* 7.9 10.9 12.5

9.9 10.2

6.5 9.4 9.3 *

*

*

*

*

* N N N

N N

N N N 39

53 42 54 55 35 55 49 69 30 37 43 N N Y Y Y N Y Y N N Y Y 8.8 12.1 9.0 12.0 13.6 8.1 11.1 11.8 13.3 7.2 10.4 10.2 N

N Y Y Y N Y N N N Y YUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 25 of 52 

### Pollutant: Standard Units: NAAQS Standard: Statistic: Statistic: Site-LevelPM2.5 - Local Conditions(88101) Micrograms/cubic meter (LC)(105) PM25 24-hour 2006 / PM25 Annual 2006 Annual Weighted Mean Annual 98th Percentile Level: Level: Design Value Year: 2001

REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. 15 35 State Name: Utah Site_ID / STREET ADDRESS | | | Cred. Days Comp. Qrtrs Wtd.

Mean 98th Perctil Cert. | | | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Design Value Valid

Ind. | | | Design Value Valid

Ind. 24-Hour Annual 2001 2000 1999

49-049-5008 49-049-5010 49-057-0001 49-057-0002 49-057-0007 49-057-1003 10865 N. 6000 WEST, HIGHLAND, UTAH 312 W. 2050 NORTH, SPANISH FORK, UTAH HEALTH DEPT BLDG, 2570 GRANT AVE 228 32ND STREET, OGDEN, UTAH 4601 S. 300 W., WASHINGTON TERRACE, UTAH 425 W 2550 NORTH, OGDEN, UTAH 114 118

50 111 121 4

4

1 4 4 53.7 43.2

66.6 45.7 44.7 10.2

9.8

11.6 10.4 9.2 *

* Y Y

Y Y Y 91 114 15

111 17 3

4 0

4 0 31.6 26.6 49.7

25.5 33.9 *

* 7.5 7.4 17.8

7.9 13.1 *

*

*

* N N N

N N 110 115

105 4

4

4 30.8 29.6

24.0 7.7

9.9

8.1 *

*

* N N

N 43

34 40 67 32 39 N Y N N Y N 8.8

8.3 13.8 11.6 8.8 11.1 N

Y N N Y NUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 26 of 52 

### Pollutant: Standard Units: NAAQS Standard: Statistic: Statistic: Site-LevelPM2.5 - Local Conditions(88101) Micrograms/cubic meter (LC)(105) PM25 24-hour 2006 / PM25 Annual 2006 Annual Weighted Mean Annual 98th Percentile Level: Level: Design Value Year: 2002

REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. 15 35 State Name: Utah Site_ID / STREET ADDRESS | | | Cred. Days Comp. Qrtrs Wtd.

Mean 98th Perctil Cert. | | | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Design Value Valid

Ind. | | | Design Value Valid

Ind. 24-Hour Annual 2002 2001 2000

49-003-0003 49-005-0004 49-011-0001 49-035-0003 49-035-0012 49-035-3003 49-035-3006 49-035-3007 49-035-3008 49-045-0002 49-049-0002 49-049-4001 140 W.FISHBURN DRIVE, BRIGHAM CITY, UT 125 W. CENTER STREET, LOGAN, UT 65W 300S BOUNTIFUL UTAH 5715 S. 1400 E., SALT LAKE CITY 1795 N WARM SPRINGS RD (1025 W) SLC UTAH 12885 S. 5600 WEST, HERRIMAN, UTAH 1675 SOUTH 600 EAST, SALT LAKE CITY 3275 W 3100 S, WEST VALLEY CITY, UTAH 12950 S. 5600 WEST, HERRIMAN, UTAH 90 S PARK ST., GRANTSVILLE, UTAH 1355 NORTH 200 WEST PROVO UT 30 NORTH MAIN STREET, LINDON, UTAH 121 267 115 121 120

358 110 119 119 121 351 4

4 4 4 4

4 4 4 4 4 4 51.9 58.4 50.1 65.3 55.6

55.9 57.7 37.5 39.9 39.5 43.3 10.6

14.6 11.0 14.1 15.5

12.7 13.4 8.3 9.4 11.6 10.9 * Y

Y Y Y Y

Y Y Y Y Y Y 119 115 118 118 118 70 339 112 22 113 112 350 4

4 4 4 4 2 4 4 0 4 4 4 41.7 71.1 54.4 68.4 57.8 35.8 65.6 60.4 69.1 32.5 49.0 61.3 9.3

15.6 10.0 13.2 14.1 7.6 12.4 12.9 13.3 7.9 11.8 11.6 *

* Y Y Y Y Y Y Y Y Y Y Y Y 43 95 120 112 113 29 329 116

112 113 348 1

3 4 4 4 0 4 4

4 4 4 35.7 34.9 39.5 52.4 57.2 33.7 51.4 51.6

29.6 34.0 33.5 *

* 8.3 8.7 9.0 12.1 14.2 8.5 11.0 12.3

7.1 10.1 9.8 *

*

*

* N N N N N N N N

N N N 43

55 48 62 57 35 58 57 53 34 41 46 Y Y Y Y Y N Y Y N Y Y Y 9.4 13.0 10.0 13.1 14.6 8.1 12.0 12.9 10.8 8.1 11.2 10.8 N

N Y Y Y N Y Y N Y Y YUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 27 of 52 

### Pollutant: Standard Units: NAAQS Standard: Statistic: Statistic: Site-LevelPM2.5 - Local Conditions(88101) Micrograms/cubic meter (LC)(105) PM25 24-hour 2006 / PM25 Annual 2006 Annual Weighted Mean Annual 98th Percentile Level: Level: Design Value Year: 2002

REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. 15 35 State Name: Utah Site_ID / STREET ADDRESS | | | Cred. Days Comp. Qrtrs Wtd.

Mean 98th Perctil Cert. | | | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Design Value Valid

Ind. | | | Design Value Valid

Ind. 24-Hour Annual 2002 2001 2000

49-049-5008 49-049-5010 49-057-0001 49-057-0002 49-057-0007 49-057-1003 10865 N. 6000 WEST, HIGHLAND, UTAH 312 W. 2050 NORTH, SPANISH FORK, UTAH HEALTH DEPT BLDG, 2570 GRANT AVE 228 32ND STREET, OGDEN, UTAH 4601 S. 300 W., WASHINGTON TERRACE, UTAH 425 W 2550 NORTH, OGDEN, UTAH 119 118

119 115 114 4

4

4 4 4 30.3 32.3

59.8 49.2 52.9 9.1

9.2

14.5 12.5 12.2 * Y

Y

Y Y Y 114 118

50 111 121 4

4

1 4 4 53.7 43.2

66.6 45.7 44.7 10.2

9.8

11.6 10.4 9.2 *

* Y Y

Y Y Y 91 114 15

111 17 3

4 0

4 0 31.6 26.6 49.7

25.5 33.9 *

* 7.5 7.4 17.8

7.9 13.1 *

*

*

* N N N

N N 39

34 50 63 40 44 Y Y N N Y Y 8.9

8.8 17.8 13.1 10.3 11.5 N

Y N N Y NUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 28 of 52 

### Pollutant: Standard Units: NAAQS Standard: Statistic: Statistic: Site-LevelPM2.5 - Local Conditions(88101) Micrograms/cubic meter (LC)(105) PM25 24-hour 2006 / PM25 Annual 2006 Annual Weighted Mean Annual 98th Percentile Level: Level: Design Value Year: 2003

REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. 15 35 State Name: Utah Site_ID / STREET ADDRESS | | | Cred. Days Comp. Qrtrs Wtd.

Mean 98th Perctil Cert. | | | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Design Value Valid

Ind. | | | Design Value Valid

Ind. 24-Hour Annual 2003 2002 2001

49-003-0003 49-005-0004 49-011-0001 49-011-0004 49-035-0003 49-035-0012 49-035-1001 49-035-3003 49-035-3006 49-035-3007 49-035-3008 49-045-0002 140 W.FISHBURN DRIVE, BRIGHAM CITY, UT 125 W. CENTER STREET, LOGAN, UT 65W 300S BOUNTIFUL UTAH 171 WEST 1370 NORTH, BOUNTIFUL, UTAH 5715 S. 1400 E., SALT LAKE CITY 1795 N WARM SPRINGS RD (1025 W) SLC UTAH 2935 SOUTH 8560 WEST MAGNA,UTAH 12885 S. 5600 WEST, HERRIMAN, UTAH 1675 SOUTH 600 EAST, SALT LAKE CITY 3275 W 3100 S, WEST VALLEY CITY, UTAH 12950 S. 5600 WEST, HERRIMAN, UTAH 90 S PARK ST., GRANTSVILLE, UTAH 121 353 56 55 120 110 52

353 106 113 60 4

4 2 2 4 4 1

4 4 4 2 26.5 31.5 24.7 40.4 32.1 45.9 30.7

33.5 42.6 25.3 24.3 *

*

* 7.1 8.3 7.5 9.7 10.5 12.3 8.5

9.6 10.8 7.0 6.7 *

*

*

*

* Y Y Y Y Y Y Y

Y Y Y Y 121 267 115

121 120

358 110 119 119 4

4 4

4 4

4 4 4 4 51.9 58.4 50.1

65.3 55.6

55.9 57.7 37.5 39.9 10.6

14.6 11.0

14.1 15.5

12.7 13.4 8.3 9.4 *

*

* Y Y Y

Y Y

Y Y Y Y 119 115 118

118 118

70 339 112 22 113 4

4 4

4 4

2 4 4 0 4 41.7 71.1 54.4

68.4 57.8

35.8 65.6 60.4 69.1 32.5 9.3

15.6 10.0

13.2 14.1

7.6 12.4 12.9 13.3 7.9 *

*

*

* Y Y Y

Y Y

Y Y Y Y Y 40

54 43 40 55 53 31 36 52 54 44 32 Y Y Y N Y Y N N Y Y Y N 9.0 12.8 9.5 9.7 12.6 14.0 8.5 7.6 11.6 12.4 9.5 8.0 Y Y N N Y Y N N Y Y N NUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 29 of 52 

### Pollutant: Standard Units: NAAQS Standard: Statistic: Statistic: Site-LevelPM2.5 - Local Conditions(88101) Micrograms/cubic meter (LC)(105) PM25 24-hour 2006 / PM25 Annual 2006 Annual Weighted Mean Annual 98th Percentile Level: Level: Design Value Year: 2003

REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. 15 35 State Name: Utah Site_ID / STREET ADDRESS | | | Cred. Days Comp. Qrtrs Wtd.

Mean 98th Perctil Cert. | | | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Design Value Valid

Ind. | | | Design Value Valid

Ind. 24-Hour Annual 2003 2002 2001

49-049-0002 49-049-4001 49-049-5008 49-049-5010 49-057-0002 49-057-0007 49-057-1003 1355 NORTH 200 WEST PROVO UT 30 NORTH MAIN STREET, LINDON, UTAH 10865 N. 6000 WEST, HIGHLAND, UTAH 312 W. 2050 NORTH, SPANISH FORK, UTAH 228 32ND STREET, OGDEN, UTAH 4601 S. 300 W., WASHINGTON TERRACE, UTAH 425 W 2550 NORTH, OGDEN, UTAH 118 345 116 113 118 118 116 4

4 4 4 4 4 4 28.0 29.2 22.5 23.0 27.3 21.9 21.7 9.2

8.6 7.0 7.6 10.0 7.6 8.0 Y

Y Y Y Y Y Y 121 351 119 118 119 115 114 4

4 4 4 4 4 4 39.5 43.3 30.3 32.3 59.8 49.2 52.9 11.6

10.9 9.1 9.2 14.5 12.5 12.2 Y

Y Y Y Y Y Y 112 350 114 118 50 111 121 4

4 4 4 1 4 4 49.0 61.3 53.7 43.2 66.6 45.7 44.7 11.8

11.6 10.2 9.8 11.6 10.4 9.2 * Y

Y Y Y Y Y Y 39

45 36 33 51 39 40 Y Y Y Y Y Y Y 10.9 10.4 8.8 8.9 12.0 10.2 9.8 Y Y Y Y N Y YUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 30 of 52 

### Pollutant: Standard Units: NAAQS Standard: Statistic: Statistic: Site-LevelPM2.5 - Local Conditions(88101) Micrograms/cubic meter (LC)(105) PM25 24-hour 2006 / PM25 Annual 2006 Annual Weighted Mean Annual 98th Percentile Level: Level: Design Value Year: 2004

REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. 15 35 State Name: Utah Site_ID / STREET ADDRESS | | | Cred. Days Comp. Qrtrs Wtd.

Mean 98th Perctil Cert. | | | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Design Value Valid

Ind. | | | Design Value Valid

Ind. 24-Hour Annual 2004 2003 2002

49-003-7001 49-003-0003 49-005-0004 49-005-0005 49-005-0006 49-011-0001 49-011-0004 49-035-0003 49-035-0012 49-035-1001 49-035-3006 49-035-3007 8600 WEST 24000 NORTH PORTAGE, UTAH 140 W.FISHBURN DRIVE, BRIGHAM CITY, UT 125 W. CENTER STREET, LOGAN, UT 6970 NORTH 2400 WEST, AMALGA, UTAH 480 WEST 100 NORTH, HYRUM, UTAH 65W 300S BOUNTIFUL UTAH 171 WEST 1370 NORTH, BOUNTIFUL, UTAH 5715 S. 1400 E., SALT LAKE CITY 1795 N WARM SPRINGS RD (1025 W) SLC UTAH 2935 SOUTH 8560 WEST MAGNA,UTAH 1675 SOUTH 600 EAST, SALT LAKE CITY 3275 W 3100 S, WEST VALLEY CITY, UTAH 60 122 358 6 5

120 122 120 120 360 120 2

4 4 0 0

4 4 4 4 4 4 14.0 52.0 101.2 16.5 13.3

45.8 65.7 56.6 55.1 63.9 60.5 *

*

* 5.1 10.1 15.1 11.6 8.6

13.3 14.3 17.8 11.5 14.2 13.8 *

*

*

* N Y Y Y Y

Y Y Y Y Y Y 121 353

56 55 120 110 52 353 106 4

4

2 2 4 4 1 4 4 26.5 31.5

24.7 40.4 32.1 45.9 30.7 33.5 42.6 *

* 7.1 8.3

7.5 9.7 10.5 12.3 8.5 9.6 10.8 *

*

*

*

*

* Y Y

Y Y Y Y Y Y Y 121 267

115

121 120

358 110 4

4

4

4 4

4 4 51.9 58.4

50.1

65.3 55.6

55.9 57.7 10.6

14.6

11.0

14.1 15.5

12.7 13.4 *

*

*

*

* Y Y

Y

Y Y

Y Y 14

43 64 17 13 37 43 54 53 43 51 54 N Y Y N N N N Y Y N Y Y 5.1

9.3 12.7 11.6 8.6 9.2 11.5 13.0 15.2 10.0 12.2 12.7 N

Y Y N N N N Y Y N Y YUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 31 of 52 

### Pollutant: Standard Units: NAAQS Standard: Statistic: Statistic: Site-LevelPM2.5 - Local Conditions(88101) Micrograms/cubic meter (LC)(105) PM25 24-hour 2006 / PM25 Annual 2006 Annual Weighted Mean Annual 98th Percentile Level: Level: Design Value Year: 2004

REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. 15 35 State Name: Utah Site_ID / STREET ADDRESS | | | Cred. Days Comp. Qrtrs Wtd.

Mean 98th Perctil Cert. | | | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Design Value Valid

Ind. | | | Design Value Valid

Ind. 24-Hour Annual 2004 2003 2002

49-035-3008 49-045-0002 49-049-0002 49-049-4001 49-049-5008 49-049-5010 49-057-0002 49-057-0007 49-057-1003 12950 S. 5600 WEST, HERRIMAN, UTAH 90 S PARK ST., GRANTSVILLE, UTAH 1355 NORTH 200 WEST PROVO UT 30 NORTH MAIN STREET, LINDON, UTAH 10865 N. 6000 WEST, HIGHLAND, UTAH 312 W. 2050 NORTH, SPANISH FORK, UTAH 228 32ND STREET, OGDEN, UTAH 4601 S. 300 W., WASHINGTON TERRACE, UTAH 425 W 2550 NORTH, OGDEN, UTAH 110

115 356 120 118 118 121 120 4

4 4 4 4 4 4 4 48.2

53.7 63.9 50.1 52.5 62.5 54.9 56.0 10.9

11.1 12.8 10.7 10.6 13.9 11.6 11.5 * Y

Y Y Y Y Y Y Y 113 60 118 345 116 113 118 118 116 4

2 4 4 4 4 4 4 4 25.3 24.3 28.0 29.2 22.5 23.0 27.3 21.9 21.7 * 7.0

6.7 9.2 8.6 7.0 7.6 10.0 7.6 8.0 * Y

Y Y Y Y Y Y Y Y 119 119 121 351 119 118 119 115 114 4

4 4 4 4 4 4 4 4 37.5 39.9 39.5 43.3 30.3 32.3 59.8 49.2 52.9 8.3

9.4 11.6 10.9 9.1 9.2 14.5 12.5 12.2 Y

Y Y Y Y Y Y Y Y 37

32 40 45 34 36 50 42 44 Y N Y Y Y Y Y Y Y 8.7

8.1 10.7 10.8 8.9 9.1 12.8 10.6 10.5 Y

N Y Y Y Y Y Y YUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 32 of 52 

### Pollutant: Standard Units: NAAQS Standard: Statistic: Statistic: Site-LevelPM2.5 - Local Conditions(88101) Micrograms/cubic meter (LC)(105) PM25 24-hour 2006 / PM25 Annual 2006 Annual Weighted Mean Annual 98th Percentile Level: Level: Design Value Year: 2005

REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. 15 35 State Name: Utah Site_ID / STREET ADDRESS | | | Cred. Days Comp. Qrtrs Wtd.

Mean 98th Perctil Cert. | | | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Design Value Valid

Ind. | | | Design Value Valid

Ind. 24-Hour Annual 2005 2004 2003

49-003-7001 49-003-0003 49-005-0004 49-005-0005 49-005-0006 49-011-0001 49-011-0004 49-035-0003 49-035-0012 49-035-1001 49-035-3006 49-035-3007 8600 WEST 24000 NORTH PORTAGE, UTAH 140 W.FISHBURN DRIVE, BRIGHAM CITY, UT 125 W. CENTER STREET, LOGAN, UT 6970 NORTH 2400 WEST, AMALGA, UTAH 480 WEST 100 NORTH, HYRUM, UTAH 65W 300S BOUNTIFUL UTAH 171 WEST 1370 NORTH, BOUNTIFUL, UTAH 5715 S. 1400 E., SALT LAKE CITY 1795 N WARM SPRINGS RD (1025 W) SLC UTAH 2935 SOUTH 8560 WEST MAGNA,UTAH 1675 SOUTH 600 EAST, SALT LAKE CITY 3275 W 3100 S, WEST VALLEY CITY, UTAH 115 115 359 115 111

107 120 341 117 353 112 4

4 4 4 4

4 4 4 4 4 4 17.0 25.9 61.7 61.7 47.8

35.1 42.0 44.4 36.7 43.3 39.5 5.3

7.8 13.0 11.4 9.9

9.9 11.1 14.1 9.3 11.0 12.0 * N

Y Y Y Y

Y Y Y Y Y Y 60 122 358 6 5

120 122 120 120 360 120 2

4 4 0 0

4 4 4 4 4 4 14.0 52.0 101.2 16.5 13.3

45.8 65.7 56.6 55.1 63.9 60.5 *

*

* 5.1 10.1 15.1 11.6 8.6

13.3 14.3 17.8 11.5 14.2 13.8 *

*

*

* N Y Y Y Y

Y Y Y Y Y Y 121 353

56 55 120 110 52 353 106 4

4

2 2 4 4 1 4 4 26.5 31.5

24.7 40.4 32.1 45.9 30.7 33.5 42.6 *

* 7.1 8.3

7.5 9.7 10.5 12.3 8.5 9.6 10.8 *

*

*

*

*

* Y Y

Y Y Y Y Y Y Y 16

35 65 39 31 25 40 47 49 41 47 48 N Y Y N N N Y Y Y Y Y Y 5.2

8.3 12.1 11.5 9.2 7.5 11.0 11.9 14.7 9.8 11.6 12.2 N

Y Y N N N N Y Y N Y YUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 33 of 52 

### Pollutant: Standard Units: NAAQS Standard: Statistic: Statistic: Site-LevelPM2.5 - Local Conditions(88101) Micrograms/cubic meter (LC)(105) PM25 24-hour 2006 / PM25 Annual 2006 Annual Weighted Mean Annual 98th Percentile Level: Level: Design Value Year: 2005

REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. 15 35 State Name: Utah Site_ID / STREET ADDRESS | | | Cred. Days Comp. Qrtrs Wtd.

Mean 98th Perctil Cert. | | | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Design Value Valid

Ind. | | | Design Value Valid

Ind. 24-Hour Annual 2005 2004 2003

49-035-3008 49-045-0002 49-045-0003 49-049-0002 49-049-4001 49-049-5008 49-049-5010 49-057-0002 49-057-0007 49-057-1003 12950 S. 5600 WEST, HERRIMAN, UTAH 90 S PARK ST., GRANTSVILLE, UTAH 434 NORTH 50 WEST, TOOELE, UTAH 1355 NORTH 200 WEST PROVO UT 30 NORTH MAIN STREET, LINDON, UTAH 10865 N. 6000 WEST, HIGHLAND, UTAH 312 W. 2050 NORTH, SPANISH FORK, UTAH 228 32ND STREET, OGDEN, UTAH 4601 S. 300 W., WASHINGTON TERRACE, UTAH 425 W 2550 NORTH, OGDEN, UTAH 116

55 119 343 122 116 115 116 118 4

2 4 4 4 4 4 4 4 27.3

45.5 35.6 36.7 33.7 32.4 31.0 26.5 29.8 7.8

9.0 9.8 10.0 8.1 8.0 10.5 8.8 9.0 *

* Y

Y Y Y Y Y Y Y Y 110

115 356 120 118 118 121 120 4

4 4 4 4 4 4 4 48.2

53.7 63.9 50.1 52.5 62.5 54.9 56.0 10.9

11.1 12.8 10.7 10.6 13.9 11.6 11.5 *

* Y

Y Y Y Y Y Y Y 113 60

118 345 116 113 118 118 116 4

2

4 4 4 4 4 4 4 25.3 24.3

28.0 29.2 22.5 23.0 27.3 21.9 21.7 * 7.0

6.7

9.2 8.6 7.0 7.6 10.0 7.6 8.0 *

* Y Y

Y Y Y Y Y Y Y 34

24 46 39 43 35 36 40 34 36 Y N N Y Y Y Y Y Y Y 8.6

6.7 9.0 10.0 10.5 8.6 8.7 11.5 9.4 9.5 Y N N Y Y Y Y Y Y YUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 34 of 52 

### Pollutant: Standard Units: NAAQS Standard: Statistic: Statistic: Site-LevelPM2.5 - Local Conditions(88101) Micrograms/cubic meter (LC)(105) PM25 24-hour 2006 / PM25 Annual 2006 Annual Weighted Mean Annual 98th Percentile Level: Level: Design Value Year: 2006

REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. 15 35 State Name: Utah Site_ID / STREET ADDRESS | | | Cred. Days Comp. Qrtrs Wtd.

Mean 98th Perctil Cert. | | | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Design Value Valid

Ind. | | | Design Value Valid

Ind. 24-Hour Annual 2006 2005 2004

49-003-7001 49-003-0003 49-005-0004 49-005-0005 49-005-0006 49-011-0004 49-035-0003 49-035-0012 49-035-1001 49-035-3006 49-035-3007 49-035-3008 8600 WEST 24000 NORTH PORTAGE, UTAH 140 W.FISHBURN DRIVE, BRIGHAM CITY, UT 125 W. CENTER STREET, LOGAN, UT 6970 NORTH 2400 WEST, AMALGA, UTAH 480 WEST 100 NORTH, HYRUM, UTAH 171 WEST 1370 NORTH, BOUNTIFUL, UTAH 5715 S. 1400 E., SALT LAKE CITY 1795 N WARM SPRINGS RD (1025 W) SLC UTAH 2935 SOUTH 8560 WEST MAGNA,UTAH 1675 SOUTH 600 EAST, SALT LAKE CITY 3275 W 3100 S, WEST VALLEY CITY, UTAH 12950 S. 5600 WEST, HERRIMAN, UTAH 94 113 362 28 28 104 115 335 111 356 119 115 3

4 4 1 1 3 4 4 4 4 4 4 20.2 28.5 29.2 43.2 46.5 34.1 39.2 39.9 29.3 37.6 38.5 22.0 *

* 4.7 8.0 8.5 9.4 9.1 8.5 10.2 13.0 7.9 9.7 10.6 7.3 *

*

*

* N N N N N N N N N N N N 115 115 359 115 111 107 120 341 117 353 112 116 4

4 4 4 4 4 4 4 4 4 4 4 17.0 25.9 61.7 61.7 47.8 35.1 42.0 44.4 36.7 43.3 39.5 27.3 5.3

7.8 13.0 11.4 9.9 9.9 11.1 14.1 9.3 11.0 12.0 7.8 N

Y Y Y Y Y Y Y Y Y Y Y 60 122 358 6 5 120 122 120 120 360 120 110 2

4 4 0 0 4 4 4 4 4 4 4 14.0 52.0 101.2 16.5 13.3 45.8 65.7 56.6 55.1 63.9 60.5 48.2 *

*

* 5.1 10.1 15.1 11.6 8.6 13.3 14.3 17.8 11.5 14.2 13.8 10.9 *

*

* N Y Y Y Y Y Y Y Y Y Y Y 17

35 64 40 36 38 49 47 40 48 46 33 N Y Y Y Y Y Y Y Y Y Y Y 5.0

8.7 12.2 10.8 9.2 10.6 11.9 15.0 9.6 11.6 12.1 8.7 N Y Y N N N Y Y Y Y Y YUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 35 of 52 

### Pollutant: Standard Units: NAAQS Standard: Statistic: Statistic: Site-LevelPM2.5 - Local Conditions(88101) Micrograms/cubic meter (LC)(105) PM25 24-hour 2006 / PM25 Annual 2006 Annual Weighted Mean Annual 98th Percentile Level: Level: Design Value Year: 2006

REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. 15 35 State Name: Utah Site_ID / STREET ADDRESS | | | Cred. Days Comp. Qrtrs Wtd.

Mean 98th Perctil Cert. | | | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Design Value Valid

Ind. | | | Design Value Valid

Ind. 24-Hour Annual 2006 2005 2004

49-045-0003 49-049-0002 49-049-4001 49-049-5008 49-049-5010 49-057-0002 49-057-0007 49-057-1003 434 NORTH 50 WEST, TOOELE, UTAH 1355 NORTH 200 WEST PROVO UT 30 NORTH MAIN STREET, LINDON, UTAH 10865 N. 6000 WEST, HIGHLAND, UTAH 312 W. 2050 NORTH, SPANISH FORK, UTAH 228 32ND STREET, OGDEN, UTAH 4601 S. 300 W., WASHINGTON TERRACE, UTAH 425 W 2550 NORTH, OGDEN, UTAH 110 119 356 119 106 120 118 116 4

4 4 4 3 4 4 4 22.8 25.6 32.0 23.9 21.6 25.8 23.5 28.6 * 6.6

9.1 9.4 8.5 7.7 9.8 8.2 8.1 * N

N N N N N N N 55 119 343 122 116 115 116 118 2

4 4 4 4 4 4 4 45.5 35.6 36.7 33.7 32.4 31.0 26.5 29.8 9.0

9.8 10.0 8.1 8.0 10.5 8.8 9.0 * Y

Y Y Y Y Y Y Y 115 356 120 118 118 121 120 4

4 4 4 4 4 4 53.7 63.9 50.1 52.5 62.5 54.9 56.0 11.1

12.8 10.7 10.6 13.9 11.6 11.5 * Y

Y Y Y Y Y Y 34

38 44 36 36 40 35 38 N Y Y Y Y Y Y Y 7.8 10.0 10.7 9.1 8.7 11.4 9.5 9.5 N Y Y Y N Y Y YUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 36 of 52 

### Pollutant: Standard Units: NAAQS Standard: Statistic: Statistic: Site-LevelPM2.5 - Local Conditions(88101) Micrograms/cubic meter (LC)(105) PM25 24-hour 2006 / PM25 Annual 2006 Annual Weighted Mean Annual 98th Percentile Level: Level: Design Value Year: 2007

REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. 15 35 State Name: Utah Site_ID / STREET ADDRESS | | | Cred. Days Comp. Qrtrs Wtd.

Mean 98th Perctil Cert. | | | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Design Value Valid

Ind. | | | Design Value Valid

Ind. 24-Hour Annual 2007 2006 2005

49-003-7001 49-003-0003 49-005-0004 49-005-0005 49-005-0006 49-011-0004 49-035-0003 49-035-0012 49-035-1001 49-035-3006 49-035-3007 49-035-3008 8600 WEST 24000 NORTH PORTAGE, UTAH 140 W.FISHBURN DRIVE, BRIGHAM CITY, UT 125 W. CENTER STREET, LOGAN, UT 6970 NORTH 2400 WEST, AMALGA, UTAH 480 WEST 100 NORTH, HYRUM, UTAH 171 WEST 1370 NORTH, BOUNTIFUL, UTAH 5715 S. 1400 E., SALT LAKE CITY 1795 N WARM SPRINGS RD (1025 W) SLC UTAH 2935 SOUTH 8560 WEST MAGNA,UTAH 1675 SOUTH 600 EAST, SALT LAKE CITY 3275 W 3100 S, WEST VALLEY CITY, UTAH 12950 S. 5600 WEST, HERRIMAN, UTAH 74 117 342

116 117 166 111 341 117 109 2

4 4

4 4 2 4 4 4 4 29.1 33.6 35.2

45.1 58.4 79.2 30.0 64.2 49.4 23.1 * 5.9

8.8 9.4

11.6 12.5 16.1 9.4 11.4 12.5 8.2 *

*

*

* N N N

N N N N N N N 94 113 362 28 28 104 115 335 111 356 119 115 3

4 4 1 1 3 4 4 4 4 4 4 20.2 28.5 29.2 43.2 46.5 34.1 39.2 39.9 29.3 37.6 38.5 22.0 *

* 4.7 8.0 8.5 9.4 9.1 8.5 10.2 13.0 7.9 9.7 10.6 7.3 *

*

*

* N N N N N N N N N N N N 115 115 359 115 111 107 120 341 117 353 112 116 4

4 4 4 4 4 4 4 4 4 4 4 17.0 25.9 61.7 61.7 47.8 35.1 42.0 44.4 36.7 43.3 39.5 27.3 5.3

7.8 13.0 11.4 9.9 9.9 11.1 14.1 9.3 11.0 12.0 7.8 N

Y Y Y Y Y Y Y Y Y Y Y 22

29 42 52 47 38 47 55 32 48 42 24 N Y Y N N Y Y Y Y Y Y Y 5.3

8.2 10.3 10.4 9.5 10.0 11.2 14.4 8.9 10.7 11.7 7.8 N Y Y N N N Y N Y Y Y YUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 37 of 52 

### Pollutant: Standard Units: NAAQS Standard: Statistic: Statistic: Site-LevelPM2.5 - Local Conditions(88101) Micrograms/cubic meter (LC)(105) PM25 24-hour 2006 / PM25 Annual 2006 Annual Weighted Mean Annual 98th Percentile Level: Level: Design Value Year: 2007

REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. 15 35 State Name: Utah Site_ID / STREET ADDRESS | | | Cred. Days Comp. Qrtrs Wtd.

Mean 98th Perctil Cert. | | | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Design Value Valid

Ind. | | | Design Value Valid

Ind. 24-Hour Annual 2007 2006 2005

49-035-3010 49-045-0003 49-049-0002 49-049-4001 49-049-5008 49-049-5010 49-057-0002 49-057-0007 49-057-1003 1250 NORTH 1400 WEST 434 NORTH 50 WEST, TOOELE, UTAH 1355 NORTH 200 WEST PROVO UT 30 NORTH MAIN STREET, LINDON, UTAH 10865 N. 6000 WEST, HIGHLAND, UTAH 312 W. 2050 NORTH, SPANISH FORK, UTAH 228 32ND STREET, OGDEN, UTAH 4601 S. 300 W., WASHINGTON TERRACE, UTAH 425 W 2550 NORTH, OGDEN, UTAH 255 110 114 341 110 115 121 117 119 3

4 4 4 4 4 4 4 4 30.3 23.3 50.3 64.9 51.5 55.0 50.4 44.2 45.2 * 10.8

7.2 11.0 11.8 10.1 11.1 11.7 9.9 10.1 * N

N N N N N N N N 110 119 356 119 106 120 118 116 4

4 4 4 3 4 4 4 22.8 25.6 32.0 23.9 21.6 25.8 23.5 28.6 * 6.6

9.1 9.4 8.5 7.7 9.8 8.2 8.1 *

* N N N N N N N N 55 119 343 122 116 115 116 118 2

4 4 4 4 4 4 4 45.5 35.6 36.7 33.7 32.4 31.0 26.5 29.8 9.0

9.8 10.0 8.1 8.0 10.5 8.8 9.0 *

* Y Y Y Y Y Y Y Y 30

31 37 45 36 36 36 31 35 N Y Y Y Y Y Y Y Y 10.8

7.6 10.0 10.4 8.9 8.9 10.6 8.9 9.1 N N Y Y Y N Y Y YUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 38 of 52 

### Pollutant: Standard Units: NAAQS Standard: Statistic: Statistic: Site-LevelPM2.5 - Local Conditions(88101) Micrograms/cubic meter (LC)(105) PM25 24-hour 2006 / PM25 Annual 2006 Annual Weighted Mean Annual 98th Percentile Level: Level: Design Value Year: 2008

REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. 15 35 State Name: Utah Site_ID / STREET ADDRESS | | | Cred. Days Comp. Qrtrs Wtd.

Mean 98th Perctil Cert. | | | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Design Value Valid

Ind. | | | Design Value Valid

Ind. 24-Hour Annual 2008 2007 2006

49-003-7001 49-003-0003 49-005-0004 49-005-0005 49-005-0006 49-011-0004 49-035-0003 49-035-0012 49-035-1001 49-035-3006 49-035-3007 49-035-3008 8600 WEST 24000 NORTH PORTAGE, UTAH 140 W.FISHBURN DRIVE, BRIGHAM CITY, UT 125 W. CENTER STREET, LOGAN, UT 6970 NORTH 2400 WEST, AMALGA, UTAH 480 WEST 100 NORTH, HYRUM, UTAH 171 WEST 1370 NORTH, BOUNTIFUL, UTAH 5715 S. 1400 E., SALT LAKE CITY 1795 N WARM SPRINGS RD (1025 W) SLC UTAH 2935 SOUTH 8560 WEST MAGNA,UTAH 1675 SOUTH 600 EAST, SALT LAKE CITY 3275 W 3100 S, WEST VALLEY CITY, UTAH 12950 S. 5600 WEST, HERRIMAN, UTAH 120 338

119 364

120 362 38 39 4

4

4 4

4 4 1 1 42.7 42.8

25.8 36.5

27.4 35.7 46.0 42.3 7.9

9.7

10.2 10.5

8.0 10.3 11.1 7.7 *

*

*

*

*

* N N

N N

N N N N 74 117 342

116 117 166 111 341 117 109 2

4 4

4 4 2 4 4 4 4 29.1 33.6 35.2

45.1 58.4 79.2 30.0 64.2 49.4 23.1 * 5.9

8.8 9.4

11.6 12.5 16.1 9.4 11.4 12.5 8.2 *

*

*

* N N N

N N N N N N N 94 113 362 28 28 104 115 335 111 356 119 115 3

4 4 1 1 3 4 4 4 4 4 4 20.2 28.5 29.2 43.2 46.5 34.1 39.2 39.9 29.3 37.6 38.5 22.0 *

* 4.7 8.0 8.5 9.4 9.1 8.5 10.2 13.0 7.9 9.7 10.6 7.3 *

*

*

* N N N N N N N N N N N N 25

35 36 43 47 35 45 60 29 46 45 29 N Y Y N N N Y N Y Y Y Y 5.3

8.2 9.2 9.4 9.1 10.1 11.1 14.6 8.4 10.5 11.4 7.8 N Y Y N N N Y N Y Y N NUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 39 of 52 

### Pollutant: Standard Units: NAAQS Standard: Statistic: Statistic: Site-LevelPM2.5 - Local Conditions(88101) Micrograms/cubic meter (LC)(105) PM25 24-hour 2006 / PM25 Annual 2006 Annual Weighted Mean Annual 98th Percentile Level: Level: Design Value Year: 2008

REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. 15 35 State Name: Utah Site_ID / STREET ADDRESS | | | Cred. Days Comp. Qrtrs Wtd.

Mean 98th Perctil Cert. | | | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Design Value Valid

Ind. | | | Design Value Valid

Ind. 24-Hour Annual 2008 2007 2006

49-035-3010 49-045-0003 49-049-0002 49-049-4001 49-049-5008 49-049-5010 49-057-0002 49-057-0007 49-057-1003 1250 NORTH 1400 WEST 434 NORTH 50 WEST, TOOELE, UTAH 1355 NORTH 200 WEST PROVO UT 30 NORTH MAIN STREET, LINDON, UTAH 10865 N. 6000 WEST, HIGHLAND, UTAH 312 W. 2050 NORTH, SPANISH FORK, UTAH 228 32ND STREET, OGDEN, UTAH 4601 S. 300 W., WASHINGTON TERRACE, UTAH 425 W 2550 NORTH, OGDEN, UTAH 356 110 335 353 118 122 358 35 116 4

4 4 4 4 4 4 1 4 37.5 19.4 34.1 35.5 24.6 26.2 32.3 39.0 29.8 11.1

6.4 9.8 10.0 7.7 8.2 9.9 9.0 8.6 * N

N N N N N N N N 255 110 114 341 110 115 121 117 119 3

4 4 4 4 4 4 4 4 30.3 23.3 50.3 64.9 51.5 55.0 50.4 44.2 45.2 * 10.8

7.2 11.0 11.8 10.1 11.1 11.7 9.9 10.1 * N

N N N N N N N N 110 119 356 119 106 120 118 116 4

4 4 4 3 4 4 4 22.8 25.6 32.0 23.9 21.6 25.8 23.5 28.6 * 6.6

9.1 9.4 8.5 7.7 9.8 8.2 8.1 *

* N N N N N N N N 34

22 37 44 33 34 36 36 35 N Y Y Y Y N Y Y Y 10.9

6.7 10.0 10.4 8.8 9.0 10.5 9.0 8.9 N Y Y Y Y N Y N YUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 40 of 52 

### Pollutant: Standard Units: NAAQS Standard: Statistic: Statistic: Site-LevelPM2.5 - Local Conditions(88101) Micrograms/cubic meter (LC)(105) PM25 24-hour 2006 / PM25 Annual 2006 Annual Weighted Mean Annual 98th Percentile Level: Level: Design Value Year: 2009

REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. 15 35 State Name: Utah Site_ID / STREET ADDRESS | | | Cred. Days Comp. Qrtrs Wtd.

Mean 98th Perctil Cert. | | | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Design Value Valid

Ind. | | | Design Value Valid

Ind. 24-Hour Annual 2009 2008 2007

49-003-7001 49-003-0003 49-005-0004 49-011-0004 49-035-0003 49-035-0012 49-035-1001 49-035-3006 49-035-3007 49-035-3008 49-035-3010 49-045-0003 8600 WEST 24000 NORTH PORTAGE, UTAH 140 W.FISHBURN DRIVE, BRIGHAM CITY, UT 125 W. CENTER STREET, LOGAN, UT 171 WEST 1370 NORTH, BOUNTIFUL, UTAH 5715 S. 1400 E., SALT LAKE CITY 1795 N WARM SPRINGS RD (1025 W) SLC UTAH 2935 SOUTH 8560 WEST MAGNA,UTAH 1675 SOUTH 600 EAST, SALT LAKE CITY 3275 W 3100 S, WEST VALLEY CITY, UTAH 12950 S. 5600 WEST, HERRIMAN, UTAH 1250 NORTH 1400 WEST 434 NORTH 50 WEST, TOOELE, UTAH 120 361 109 361

120 351

328 109 4

4 4 4

4 4

4 4 35.7 42.7 43.8 49.7

35.1 45.2

44.6 26.1 8.5

10.3 10.1 11.1

8.8 10.9

10.3 7.4 *

*

*

* N N N N

N N

N N 120 338 119 364

120 362 38 39 356 110 4

4 4 4

4 4 1 1 4 4 42.7 42.8 25.8 36.5

27.4 35.7 46.0 42.3 37.5 19.4 7.9

9.7 10.2 10.5

8.0 10.3 11.1 7.7 11.1 6.4 *

*

*

* N N N N

N N N N N N 74 117 342 116 117 166 111 341 117 109 255 110 2

4 4 4 4 2 4 4 4 4 3 4 29.1 33.6 35.2 45.1 58.4 79.2 30.0 64.2 49.4 23.1 30.3 23.3 *

* 5.9 8.8 9.4 11.6 12.5 16.1 9.4 11.4 12.5 8.2 10.8 7.2 *

*

* N N N N N N N N N N N N 29

37 40 38 48 79 31 48 48 33 37 23 N Y Y Y Y N Y Y N N Y Y 5.9

8.4 9.8 10.6 11.4 16.1 8.7 10.9 11.8 8.0 10.7 7.0 N Y Y Y Y N Y Y N N N YUNITED STATES ENVIRONMENTAL PROTECTION AGENCY AIR QUALITY SYSTEM PRELIMINARY DESIGN VALUE REPORT Report Date: Aug. 12, 2010

Notes: 1. Warning: Computed design values are a snapshot of the data at the time the report was run (may not be all data for year). 2. Annual Values not meeting completeness criteria are marked with an asterisk ('*'). Page 41 of 52 

### Pollutant: Standard Units: NAAQS Standard: Statistic: Statistic: Site-LevelPM2.5 - Local Conditions(88101) Micrograms/cubic meter (LC)(105) PM25 24-hour 2006 / PM25 Annual 2006 Annual Weighted Mean Annual 98th Percentile Level: Level: Design Value Year: 2009

REPORT EXCLUDES MEASUREMENTS WITH REGIONALLY CONCURRED EVENT FLAGS. 15 35 State Name: Utah Site_ID / STREET ADDRESS | | | Cred. Days Comp. Qrtrs Wtd.

Mean 98th Perctil Cert. | | | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Cred. Days Comp. Qrtrs 98th Perctil Wtd.

Mean Cert. |

| | Design Value Valid

Ind. | | | Design Value Valid

Ind. 24-Hour Annual 2009 2008 2007

49-049-0002 49-049-4001 49-049-5008 49-049-5010 49-053-0130 49-057-0002 49-057-0007 49-057-1003 1355 NORTH 200 WEST PROVO UT 30 NORTH MAIN STREET, LINDON, UTAH 10865 N. 6000 WEST, HIGHLAND, UTAH 312 W. 2050 NORTH, SPANISH FORK, UTAH ZION NATIONAL PARK, UTAH 228 32ND STREET, OGDEN, UTAH 4601 S. 300 W., WASHINGTON TERRACE, UTAH 425 W 2550 NORTH, OGDEN, UTAH 354 344 115 116 320 343

118 4

4 4 4 3 4

4 42.2 49.3 34.3 43.6 11.5 39.1

37.6 * 9.9

10.5 8.1 9.6 4.0 10.3

9.1 *

* N N N N N N

N 335 353 118 122

358 35 116 4

4 4 4

4 1 4 34.1 35.5 24.6 26.2

32.3 39.0 29.8 9.8

10.0 7.7 8.2

9.9 9.0 8.6 *

* N N N N

N N N 114 341 110 115

121 117 119 4

4 4 4

4 4 4 50.3 64.9 51.5 55.0

50.4 44.2 45.2 11.0

11.8 10.1 11.1

11.7 9.9 10.1 * N

N N N

N N N 42

50 37 42 12 41 42 38 Y Y Y Y N Y N Y 10.2 10.7 8.7 9.6 4.0 10.6 9.4 9.2 Y Y Y Y N Y N Y