13
State Climate and Ozone Status and Objectives John Putnam, Director of Environmental Programs
State Climate and Ozone Status
and Objectives
John Putnam,Director of Environmental Programs
Lead air quality planning agency for the Denver Metro and North Front Range* Nonattainment Area.
Standards in Nonattainment For:• 2008 (75 ppb) 8-Hour Ozone• 2015 (70 ppb) 8-Hour Ozone
Standards in Attainment For:• Previous Ozone Standards• 1-Hour (125 ppb)• 1997 8-Hour (84 ppb)
• All Other National Ambient Air Quality Standards (NAAQS)
Regional Air Quality Council
September 6, 20192
*Lead agency for ozone planning for the North Front Range region.
How Ozone Is Formed
Source: www.montgomerycountymd.gov/DEP/Resources/Images/outreach/air/ozoneformation.jpg
Nitrogen Oxides (NOX)
September 6, 20193
Volatile Organic
Compounds(VOCs)
Biogenic Area Mobile Off-road Point
2019 4th-Maximum 8-Hour OzoneValues
Monitor2019 4th
Max (ppb)
Chatfield State Par k 7871
NREL 7564
Highland 7365
Welch 7265
Rocky Flats 7269 Fort Collins - West 71
72 60Boulder Reservoir 69
CAMP 6765
Blackhawk1 6767 75 67
Aurora East 6672 66
Greeley - Weld To wer 657363 78
Rocky Mtn. Nat'l P rk 65
La Casa 65= 8-Hour Ozone 2008 Standard
Nonattainment Area
O = Denver Regional Council ofGovernments (DRCOG)
Fort Collins - CSU 64
Aspen Park 63* Data current as of 08/25/2019 8 = North Front Range Metropolitan
Welby 60DV = 4th Max value for 2019 *,**,*** ** Orange Exceeds 2008 Standard
*** Yellow Exceeds 2015 Standard Planning Organization (NFRMPO)
September 6, 2019 4
1 Blackhawk monitor began operating July 3, 2019
2017-2019 Three-Year Average of 4th Max
1 Blackhawk monitor began operating July 3, 2019, 3 year average not available
MonitorDesign
Value (ppb)
Chatfield State Pa rk 7875
NREL 7667
70 Rocky Flats 76
Fort Collins - Wes t 7569
Highland 7473 Welch 73
76 65Boulder Reservoi r 73
Greeley - Weld To wer 7068
Rocky Mtn. Nat'l Park 69- 76 68
Aurora East 696973
74
CAMP 6866
78
La Casa 68
= 8-Hour Ozone 2008 Standard
Nonattainment Area
O = Denver Regional Councilof Governments (DRCOG)
Fort Collins - CSU 67
Aspen Park 66
Welby 65DV = 3-Year Average
(2017-2019)*,**,***
* Data current as of 08/25/2019
** Orange Exceeds 2008 Standard
*** Yellow Exceeds 2015 Standard
8 = North Front Range Metropolitan
Planning Organization (NFRMPO) Blackhawk1 -September 6, 2019 5
8-Hour Ozone Trends and Federal Standards8
-H
r A
vg
. O
zo
ne in
p
arts p
er b
illion
(p
pb
)
8-Hour Ozone Standard: Based on a three-year average of the annual forth-highest daily 8-hour maximum ozone concentration.
*Current as of 9/5/19.
8483
86
81
83
87
84
8281
85 86
82
7878
8382 82
80 80
79 79
65
70
75
80
85
3-Year Design Values in the Denver Metro/North Front Range
90
19
98
19
99
20
00
20
01
20
02
20
03
20
04
200
5
20
06
20
07
20
08
20
09
20
10
20
11
20
12
20
13
20
14
20
15
20
16
20
17
20
18
20
19
20
20
20
21
202
2
20
23
20
24
20
25
20
26
20
27
20
28
20
29
1997 Standard (revoked)
Marginal Moderate Serious Severe-15
Marginal Moderate Serious
2008 Standard 2015 Standard
Key Year
Max. 3-yr. Avg. 4th Max
NREL RFN CHAT
September 6, 2019 6
78*
Oil and Gas (154 tpd)
Point(28 tpd)
Area (68 tpd)
Non-Road (44 tpd)
On-Road (55 tpd)
EmissionsReduced(2011 to
2017)(170 tpd)
2017 VOC Sources (349 tpd)
Sources of VOC Emissions - What is BeingDone?
September 6, 2019 7
✓New car/truck standards
✓Cleaner fuels/ Alternative fuels
✓Inspection/maintenance programs
✓New vehicle technologies
✓Transportation/land use policies
✓Travel reduction programs
✓Oil and Gas (O&G)
• New regulations
established by Air Quality
Control Commission in Feb. 2014
✓Lawn and garden equipment
change-out programs
Sources of NOX Emissions - What is Being Done?
Oil and Gas (66 tpd)
September 6, 2019 8
Point (40 tpd)
Non-Road (55 tpd)
On-Road(73 tpd)
Emissions Reduced (2011
to 2017)(86 tpd)
2017 NOX Sources (234 tpd)
✓New car/truck standards
✓Cleaner fuels/ Alternative fuels
✓Inspection/maintenance programs
✓Diesel retrofits
✓New vehicle technologies
✓Transportation/land use policies
✓Travel reduction programs
✓Power Plants• Clean Air Clean Jobs Act
• Regional Haze program
• Renewable energy/ energy efficiency
programs
✓Small engine standards
✓Non-road engine standards
✓Locomotive engine standards
✓Emissions Standards for Large
Engines and Boilers
Ozone Planning Timeline
20252018 2018 2019 2020 2021
SeriousSIP Due Reclassification to Severe
2022 2023 2024
Reclassification to Moderate
Marginal AttainmentDeadline
Moderate Attainment Deadline
Moderate SIP Due
Attainment Years - Marginal Attainment Years - Moderate
Today
70 ppb StandardMarginalInventoryDue
75 ppb StandardAttainment Years - Serious
Reclassification to Serious Severe SIP Due
Serious Attainment Deadline
Initial Marginal Classification
September 6, 2019 9
10
8/13-16/2019 Zero Emission Vehicle Rulemaking Hearing 11
Colorado GHG Emissions by Sectorwith Projections to 2030
12
Emissions by Sector (MMT CO 2e) 1990 1995 2000 2005 2010 2015 2020 2025 2030
Electric Power 31.4 32.7 38.8 40.3 39.5 36.3 31.0 25.4 25.5
Transportation 20.1 23.7 27.0 30.8 29.8 28.2 31.4 30.8 30.0
Heating 15.0 17.9 20.0 24.6 26.2 25.7 24.8 25.7 26.1
Natural Gas and Oil 2.2 2.5 6.5 8.1 12.0 15.6 6.8 7.5 7.4
Agriculture 8.6 9.3 13.4 9.6 10.1 10.7 10.4 9.4 9.1
Coal Mining 5.2 3.8 5.5 6.8 8.1 1.9 6.0 6.1 6.6
Industrial Processes 0.7 1.4 3.0 3.2 3.7 4.5 3.0 3.6 3.9
Waste Management 1.0 1.1 1.5 2.4 3.6 4.2 4.7 5.4 6.1
Grand Total 84.1 92.4 115.8 125.7 133.0 127.0 118.2 114.1 114.7
