Metro area air quality · 2025

Lake Havasu City-Kingman, AZ

Median AQI 17 (Good). 94.8% of monitored days rated Good across this metro's EPA monitoring network.

17
Median AQI
94.8%
Good-air days
2
Unhealthy days
94%
Cleaner than US metros

Lake Havasu City-Kingman, AZ posted a 2025 median AQI of 17 (Good) with 94.8% Good days

According to the U.S. EPA Air Quality System, the Lake Havasu City-Kingman, AZ CBSA recorded a median AQI of 17 across 349 monitored days in 2025, with 94.8% rated Good and 2 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 Lake Havasu City-Kingman, AZ CBSA's 94.8% Good-day share places it cleaner than 94% of US metros in 2025.
Closest median-AQI peer
Deming, NM (84.7% Good, median AQI 17) is the closest nationwide median-AQI peer to Lake Havasu City-Kingman, AZ.
2020–2025 Good-day shift
Lake Havasu City-Kingman, AZ's Good-day share moved -2.4 points from 2020 to 2025 (median AQI -2).
Median AQI
Median AQI: 17

Aggregated from EPA Air Quality System (2025), 349 monitored days. EPA AQS →

The verdict

Lake Havasu City-Kingman, AZ sits in the upper Good-day tercile among EPA CBSA metros on this site (94.8% of 349 monitored days). On the EPA scale the metro runs good, among the cleanest 10% of US metros, with a median AQI of 17 and 94.8% of 349 monitored days in the Good band.

17
median AQI · Good
94.8%
days rated Good
94%
cleaner than US metros
331
worst single reading

2 days reached Unhealthy or worse across the metro's monitors in 2025.

Annual release change

What changed in the 2025 EPA annual release

2024 → 2025
  • Lake Havasu City-Kingman, AZ metro's peak single-day AQI rose from 69 to 331 between the 2024 and 2025 EPA annual releases, a change of +262 points.
  • Lake Havasu City-Kingman, AZ metro's Good-day share fell from 98.6% to 95.1% between the 2024 and 2025 EPA annual releases, a change of -3.5 percentage points.
  • Lake Havasu City-Kingman, AZ metro's Unhealthy-category days rose from 0 to 1 between the 2024 and 2025 EPA annual releases, a change of +1 days.

Compared against 352 monitored days in 2024 and 348 in 2025. These are arithmetic differences between two stored EPA annual summaries, not a cause claim or a live advisory.

National release changes Two-year CSV

Lake Havasu City-Kingman, AZ sits in the upper Good-day tercile among EPA CBSA metros on this site (94.8% of 349 monitored days). Signature read: 94.8% 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 17 over 349 measured days in 2025 (Good / Excellent). The monitored-day split lands at 331 Good (95%), 16 Moderate (5%), and 0 Unhealthy-for-Sensitive-Groups (0%). The 90th-percentile AQI finished at 34; the highest single-day reading hit 331 (Hazardous).

Across 2020–2025, Good-day share shifted -2.4 points and median AQI moved -2 (stable). The annual record contains 2 days at Unhealthy or worse. Metros with comparable AQI profiles include Deming, NM (84.7% good, AQI 17); Hailey, ID (96.6% good, AQI 17); Pierre, SD (93.0% good, AQI 18).

Health effects of air pollution →

Air Quality Summary

Median AQI

17

Good

Good Days

94.8%

331 of 349 days

Max AQI

331

Hazardous

Health Grade

Excellent

90th pct: 34

AQI Day Breakdown (2025)

Distribution of 349 monitored days across EPA AQI categories.

Good

331

95%

Moderate

16

5%

USG

0

0%

Unhealthy

1

0%

Very Unhealthy

0

0%

Hazardous

1

0%

Health Impact Assessment

Excellent

The Lake Havasu City-Kingman, AZ metro area's air quality is rated Excellent based on 94.8% good air days. There were 2 unhealthy days in 2025 when outdoor activity should be limited.

Air quality posed significant health risk in 2025. Sensitive groups, including people with asthma, COPD, cardiovascular conditions, children, pregnant women, and adults over 65, should monitor AirNow.gov alerts and limit outdoor activity on Unhealthy (AQI 151+) and Very Unhealthy (201+) days. Peak readings reached AQI 331, well into the Hazardous range.

Sensitive group advisory

People with asthma, COPD, heart disease, children, pregnant women, and adults 65+ should follow EPA AQI alerts daily and limit outdoor exertion when AQI exceeds 100. Real-time conditions: airnow.gov.

How does the Lake Havasu City-Kingman, AZ metro compare?

How Lake Havasu City-Kingman, AZ compares

Good-day share better than typical
Lake Havasu City-Kingman, AZ 94.8%
Deming, NM 84.7%
Typical US metro 70.6%
Median AQI better than typical
Lake Havasu City-Kingman, AZ 17
Deming, NM 17
Typical US metro 41
Unhealthy days / yr worse than typical
Lake Havasu City-Kingman, AZ 2
Deming, NM 9
Typical US metro 1

5-Year Air Quality Trend

Air quality is stable in the Lake Havasu City-Kingman, AZ metro. Highest Good-day share: 2021 (99.2%, 360 of 363 monitored days).

Year Good Moderate Unhealthy Median AQI
2020 348 9 0 19
2021 360 2 1 19
2022 340 16 0 17
2023 344 9 0 15
2024 347 5 0 19
2025 331 16 1 17

Metros with a similar median AQI

CBSA peers nationwide whose annual median AQI sits near Lake Havasu City-Kingman, AZ (17).

Deming, NM

Median AQI 17 · 84.7% Good-day share

17

Hailey, ID

Median AQI 17 · 96.6% Good-day share

17

Pierre, SD

Median AQI 18 · 93.0% Good-day share

18

Taos, NM

Median AQI 16 · 98.9% Good-day share

16

Marquette, MI

Median AQI 19 · 82.4% Good-day share

19

Centralia, WA

Median AQI 20 · 91.3% Good-day share

20

Metros with similar unhealthy-day exposure

A second relationship type: metros whose unhealthy-or-worse day count is closest to Lake Havasu City-Kingman, AZ's 2 (independent of median AQI).

Ardmore, OK

2 unhealthy-or-worse days · median AQI 45

45

Bridgeport-Stamford-Norwalk, CT

2 unhealthy-or-worse days · median AQI 44

44

Chattanooga, TN-GA

2 unhealthy-or-worse days · median AQI 49

49

Cincinnati, OH-KY-IN

2 unhealthy-or-worse days · median AQI 56

56

Columbus, GA-AL

2 unhealthy-or-worse days · median AQI 48

48

Davenport-Moline-Rock Island, IA-IL

2 unhealthy-or-worse days · median AQI 46

46

Frequently Asked Questions

How many unhealthy air days does Lake Havasu City-Kingman, AZ have? ▼
In 2025, the Lake Havasu City-Kingman, AZ metro area recorded 2 unhealthy air days (1 Unhealthy, 0 Very Unhealthy, 1 Hazardous). The maximum AQI reached 331.
What is the air quality in the Lake Havasu City-Kingman, AZ metro area? ▼
The Lake Havasu City-Kingman, AZ metro area has a median Air Quality Index (AQI) of 17, rated "Good." 94.8% of monitored days (331 out of 349) had good air quality in 2025.
Is air quality in Lake Havasu City-Kingman, AZ getting better or worse? ▼
Air quality in the Lake Havasu City-Kingman, AZ metro is stable across floor-qualifying years (2020-2025); years with fewer than 100 monitored days are excluded from that direction. Highest qualifying Good-day share: 2021 at 99.2% (360 of 363 days). Lowest qualifying Good-day share: 2025 at 95.1% (331 of 348 days).
What does AQI 17 mean for health? ▼
An AQI of 17 is "Good", air quality is satisfactory and poses little or no health risk. This is the best category on the EPA's AQI scale.
How does Lake Havasu City-Kingman, AZ compare to other metro areas? ▼
The Lake Havasu City-Kingman, AZ metro has 94.8% good air days. Similar metros: Deming, NM (84.7% good), Hailey, ID (96.6% good), Pierre, SD (93.0% good).
What is the 90th percentile AQI for Lake Havasu City-Kingman, AZ? ▼
The 90th percentile AQI for the Lake Havasu City-Kingman, AZ metro area is 34, meaning 90% of monitored days had an AQI at or below this level. The maximum AQI recorded was 331 (Hazardous).

Data Sources

Primary Source: U.S. Environmental Protection Agency (EPA), Air Quality System (AQS), Annual AQI by CBSA dataset for Lake Havasu City-Kingman, AZ, 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, Lake Havasu City-Kingman, AZ · 2020–2025