Texas · County air quality · 2025

Lubbock County, Texas

Median AQI 24 (Good). 92.9% of monitored days rated Good, direct from EPA Air Quality System stations.

24
Median AQI
92.9%
Good-air days
1
Unhealthy days
87%
Cleaner than US counties

Lubbock County's 2025 annual median AQI is 24 (Good), with 92.9% Good days

According to the U.S. EPA Air Quality System, Lubbock County, Texas posted a 2025 median AQI of 24 (Good) across 338 monitored days, with 92.9% rated Good and 1 unhealthy or worse. This is an annual comparison, not today's advisory.

Data source EPA Air Quality System (AQS)

Cleaner than US
Lubbock County's 92.9% Good-day share places it cleaner than 87% of US counties in 2025.
Closest median-AQI peer
Wyoming County (86.5% Good, median AQI 24) is the closest nationwide median-AQI peer to Lubbock County.
2020–2025 trend
Lubbock County's floor-qualifying Good-day share is improving from 2020 to 2025 (88.4% → 92.9%).
Median AQI
Median AQI: 24

According to the 2025 EPA AQS county release on PlainAirData, Lubbock County, Texas ranks #59 of 951 by median AQI (24) and #128 by good-day share (92.9%). Ponce County, Puerto Rico is #1 of 951 by median AQI (3, 91.4% Good days) at good-day-share #159 ≠ largest of 7 at 100.0% Good days #1 by good-day share (100.0%, median AQI 9) at median-AQI #7.

Annual release change

What changed in the 2025 EPA annual release

2024 → 2025
  • Lubbock County's peak single-day AQI rose from 91 to 167 between the 2024 and 2025 EPA annual releases, a change of +76 points.
  • Lubbock County's Unhealthy-category days rose from 0 to 1 between the 2024 and 2025 EPA annual releases, a change of +1 days.

Compared against 358 monitored days in 2024 and 338 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

Data updated August 2026

Lubbock County AQI category distribution Stacked-segment bar showing the share of monitored days that fell in each EPA AQI category, Good, Moderate, USG, Unhealthy, Very Unhealthy, Hazardous, with median AQI marker. AQI category distribution 338 monitored days G Median AQI 24 0 50 100 150 200 300 500 Lubbock County
  • Good · 314 d · 92.9%
  • Moderate · 22 d · 6.5%
  • USG · 1 d · 0.3%
  • Unhealthy · 1 d · 0.3%

How did Lubbock County's air break down in 2025?

Across 338 monitored days, 314 fell in the Good band (AQI 0–50) and 1 reached Unhealthy or worse. The worst single day peaked at AQI 167 (Unhealthy).

EPA AQS →
Lubbock County, Good days share 92.9%
National avg

Share of monitored days at AQI 0-50 (Good band).

Lubbock County, Unhealthy-or-worse share 3.0%
National avg

Share of monitored days above AQI 150 (Unhealthy or worse). Bar maxes at 10% (worst-county ceiling).

Where Lubbock County sits nationally

COUNT-derived placement among 951 US counties with at least 100 monitored days in 2025. Lubbock County's Good-day share is 92.9% - cleaner than 87% of that comparison set.

Lubbock County Good-day share vs. every US county

Share of monitored days in the Good band (AQI 0–50) - EPA AQS annual release

92.9% Cleaner than 87% higher than 87% of 951 US counties

0.0%–5.0%: 0 US counties (0%). Below this entry. 5.0%–10.0%: 1 US counties (0%). Below this entry. 10.0%–15.0%: 4 US counties (0%). Below this entry. 15.0%–20.0%: 4 US counties (0%). Below this entry. 20.0%–25.0%: 1 US counties (0%). Below this entry. 25.0%–30.0%: 5 US counties (1%). Below this entry. 30.0%–35.0%: 9 US counties (1%). Below this entry. 35.0%–40.0%: 4 US counties (0%). Below this entry. 40.0%–45.0%: 16 US counties (2%). Below this entry. 45.0%–50.0%: 16 US counties (2%). Below this entry. 50.0%–55.0%: 32 US counties (3%). Below this entry. 55.0%–60.0%: 50 US counties (5%). Below this entry. 60.0%–65.0%: 77 US counties (8%). Below this entry. 65.0%–70.0%: 93 US counties (10%). Below this entry. 70.0%–75.0%: 109 US counties (11%). Below this entry. 75.0%–80.0%: 114 US counties (12%). Below this entry. 80.0%–85.0%: 123 US counties (13%). Below this entry. 85.0%–90.0%: 99 US counties (10%). Below this entry. 90.0%–95.0%: 117 US counties (12%). This entry sits in this band. 95.0%–100.0%: 70 US counties (7%). Above this entry. 100.0%–105.0%: 7 US counties (1%). Above this entry. This county 0.0% 100% every floor-qualified US county, bucketed by value

Each bar is a band; taller bars hold more US counties. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Environmental Protection Agency, Air Quality System (AQS) · 2025

Pollutant Breakdown

Days where each pollutant was the primary driver of AQI readings in Lubbock County.

Lubbock County, Texas criteria pollutant distribution Stratified-band visualization showing the share of monitored days each criteria pollutant (PM2.5, PM10, O3, NO2, CO) was the primary AQI driver. PM2.5 · 100.0% 0% 25% 50% 75% 100% Lubbock County, Texas · 338 monitored days Criteria pollutant column
  • PM2.5 · 338 days · 100.0%

2024 daily-monitor rhythm in Lubbock County

Month-by-month median AQI from EPA day-level county monitors (358 reported days in 2024). Jul posted the highest typical readings (median AQI 39, peak 61); Nov was cleanest at median 10. Summer months (Jun–Aug) averaged median AQI 33 vs 12 in Dec–Feb.

0 10 20 30 40 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 11 12 14 20 26 24 39 36 25 29 10 12
Lubbock County median daily AQI by calendar month (2024, EPA daily county file)

Five-year seasonal record

EPA day-level county files · 2020–2024

1,768 daily readings show a recurring local pattern: Jul has the highest matched-month median AQI (41), while Dec is lowest (13). Each cell is that month’s median daily AQI, not a current-air forecast.

JanFebMarAprMayJunJulAugSepOctNovDec
2020 222317222636413741302214
2021 172132273741514437312314
2022 81223434533412829221315
2023 14192725273334353218259
2024 111214202624393625291012

Lower AQI is better. The colors summarize EPA AQI bands; gaps mean the county had no day-level record for that month.

Health Impact Assessment

Excellent

Lubbock County's air quality is rated Excellent based on 92.9% good air days. There were 1 unhealthy days in 2025 when outdoor activity should be limited.

Air quality is acceptable most days, but 1 days reached "Unhealthy for Sensitive Groups" (AQI 101-150) and peak AQI reached 167. Sensitive groups should monitor real-time conditions at AirNow.gov.

The dominant pollutant is PM2.5, driving AQI on 338 of 338 monitored days.

5-Year Air Quality Trend

Air quality is improving in Lubbock County. Highest Good-day share: 2025 (92.9%, 314 of 338 monitored days).

Year Good Moderate USG Unhealthy Median AQI
2020 311 41 0 0 26
2021 278 69 0 0 31
2022 300 45 2 0 26
2023 323 40 0 1 25
2024 330 28 0 0 23
2025 314 22 1 1 24

How does Lubbock County compare?

How Lubbock County compares

Good-day share better than typical
Lubbock County 92.9%
Wyoming County, Pennsylvania 86.5%
Typical US county 76.0%
Median AQI better than typical
Lubbock County 24
Wyoming County, Pennsylvania 24
Typical US county 39
Unhealthy days / yr about typical
Lubbock County 1
Wyoming County, Pennsylvania 0
Typical US county 1

Data Sources

Primary Source: U.S. Environmental Protection Agency (EPA), Air Quality System (AQS), Annual AQI by County dataset, 2020–2025 (aqs.epa.gov). For current conditions (not shown here — this page is historical annual data), see EPA AirNow (airnow.gov). See our methodology for how AQI, median, and coverage figures are computed.

Informational only, not professional advice. Data from EPA AQS. See our disclaimer. Spotted a figure that looks wrong? Report a correction.

Source: U.S. EPA Air Quality System (AQS) Annual AQI by county summary files for Lubbock County, Texas · 2020–2025

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Download this county's annual AQI row as CSV , with the same EPA fields and denominator shown on this page.

Every figure on PlainAirData is rendered directly from EPA AQS air-quality monitoring data, no number is typed in by an editor. This page draws directly on EPA AQS air-quality monitoring data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.