Metro area air quality · 2025
Traverse City, MI
Median AQI 35 (Good). 91.1% of monitored days rated Good across this metro's EPA monitoring network.
- 35
- Median AQI
- 91.1%
- Good-air days
- 0
- Unhealthy days
- 88%
- Cleaner than US metros
Traverse City, MI posted a 2025 median AQI of 35 (Good) with 91.1% Good days
According to the U.S. EPA Air Quality System, the Traverse City, MI CBSA recorded a median AQI of 35 across 214 monitored days in 2025, with 91.1% rated Good and 0 unhealthy or worse. This is an annual metro comparison, not a live advisory.
Data source EPA Air Quality System (AQS)
- Cleaner than US metros
- The Traverse City, MI CBSA's 91.1% Good-day share places it cleaner than 88% of US metros in 2025.
- Closest median-AQI peer
- Baraboo, WI (75.6% Good, median AQI 35) is the closest nationwide median-AQI peer to Traverse City, MI.
- 2020–2025 Good-day shift
- Traverse City, MI's Good-day share moved -2.4 points from 2020 to 2025 (median AQI -1).
- Median AQI
- Median AQI: 35
Aggregated from EPA Air Quality System (2025), 214 monitored days. EPA AQS →
The verdict
Traverse City, MI sits in the upper Good-day tercile among EPA CBSA metros on this site (91.1% of 214 monitored days). On the EPA scale the metro runs good, cleaner than most US metros, with a median AQI of 35 and 91.1% of 214 monitored days in the Good band.
- 35
- median AQI · Good
- 91.1%
- days rated Good
- 88%
- cleaner than US metros
- 80
- worst single reading
No day crossed into the Unhealthy tier across the metro's monitors in 2025.
Annual release change
What changed in the 2025 EPA annual release
- Traverse City, MI metro's Good-day share rose from 88.9% to 91.1% between the 2024 and 2025 EPA annual releases, a change of +2.2 percentage points.
- Traverse City, MI metro's peak single-day AQI fell from 101 to 80 between the 2024 and 2025 EPA annual releases, a change of -21 points.
- Traverse City, MI metro's median AQI fell from 38 to 35 between the 2024 and 2025 EPA annual releases, a change of -3 points.
Traverse City, MI sits in the upper Good-day tercile among EPA CBSA metros on this site (91.1% of 214 monitored days). Signature read: 91.1% Good-day share (high tercile vs CBSA corpus). Aggregated EPA AQS monitors across this Core-Based Statistical Area logged a median Air Quality Index of 35 over 214 measured days in 2025 (Good / Excellent). The monitored-day split lands at 195 Good (91%), 19 Moderate (9%), and 0 Unhealthy-for-Sensitive-Groups (0%). The 90th-percentile AQI finished at 50; the highest single-day reading hit 80 (Moderate).
Across 2020–2025, Good-day share shifted -2.4 points and median AQI moved -1 (stable). No Unhealthy-tier days appear in this annual dataset. Metros with comparable AQI profiles include Baraboo, WI (75.6% good, AQI 35); Effingham, IL (95.5% good, AQI 35); Ithaca, NY (93.2% good, AQI 35).
Air Quality Summary
Median AQI
35
Good
Good Days
91.1%
195 of 214 days
Max AQI
80
Moderate
Health Grade
Excellent
90th pct: 50
AQI Day Breakdown (2025)
Distribution of 214 monitored days across EPA AQI categories.
Good
195
91%
Moderate
19
9%
USG
0
0%
Unhealthy
0
0%
Very Unhealthy
0
0%
Hazardous
0
0%
Health Impact Assessment
The Traverse City, MI metro area's air quality is rated Excellent based on 91.1% good air days. No unhealthy air days were recorded in 2025.
Air quality is generally acceptable. Unusually sensitive people should monitor real-time conditions at AirNow.gov during high-pollution events.
How does the Traverse City, MI metro compare?
How Traverse City, MI compares
5-Year Air Quality Trend
Air quality is stable in the Traverse City, MI metro. Highest Good-day share: 2020 (93.5%, 244 of 261 monitored days).
| Year | Good | Moderate | Unhealthy | Median AQI | Max AQI |
|---|---|---|---|---|---|
| 2020 | 244 | 16 | 1 | 36 | 164 |
| 2021 | 222 | 29 | 0 | 36 | 100 |
| 2022 | 218 | 22 | 1 | 36 | 151 |
| 2023 | 198 | 37 | 1 | 38 | 156 |
| 2024 | 216 | 27 | 0 | 38 | 101 |
| 2025 | 195 | 19 | 0 | 35 | 80 |
Metros with a similar median AQI
CBSA peers nationwide whose annual median AQI sits near Traverse City, MI (35).
Baraboo, WI
Median AQI 35 · 75.6% Good-day share
Effingham, IL
Median AQI 35 · 95.5% Good-day share
Ithaca, NY
Median AQI 35 · 93.2% Good-day share
Kinston, NC
Median AQI 35 · 97.5% Good-day share
Meridian, MS
Median AQI 35 · 94.6% Good-day share
Morehead City, NC
Median AQI 35 · 96.2% Good-day share
Metros with similar unhealthy-day exposure
A second relationship type: metros whose unhealthy-or-worse day count is closest to Traverse City, MI's 0 (independent of median AQI).
Aberdeen, SD
0 unhealthy-or-worse days · median AQI 27
Aberdeen, WA
0 unhealthy-or-worse days · median AQI 22
Adrian, MI
0 unhealthy-or-worse days · median AQI 41
Akron, OH
0 unhealthy-or-worse days · median AQI 45
Albany, GA
0 unhealthy-or-worse days · median AQI 46
Albany, OR
0 unhealthy-or-worse days · median AQI 27
Frequently Asked Questions
How many unhealthy air days does Traverse City, MI have? ▼
What is the air quality in the Traverse City, MI metro area? ▼
Is air quality in Traverse City, MI getting better or worse? ▼
What does AQI 35 mean for health? ▼
How does Traverse City, MI compare to other metro areas? ▼
What is the 90th percentile AQI for Traverse City, MI? ▼
Data Sources
Primary Source: U.S. Environmental Protection Agency (EPA), Air Quality System (AQS), Annual AQI by CBSA dataset for Traverse City, MI, 2025. See our methodology for how AQI, median, and coverage figures are computed.
Read our methodology , how this data is sourced, computed, and verified.
Source: U.S. EPA Air Quality System (AQS) Annual AQI by CBSA summary, Traverse City, MI · 2020–2025