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Brewster, TX

Low Risk (6/100)

Transparent derived index from EPA TRI / SDWIS / Superfund extracts: not an official EPA rating. Fixed caps: facilities ≤25 pts (50+ = max), log10 releases ≤25 pts, Superfund ≤25 pts (5/site), health-violation systems ≤15 pts (3/system), high-chemical facilities ≤10 pts. Bands: High ≥60, Moderate ≥30. See methodology.

Environmental data for Brewster in Texas · Population: 9,464

SDWIS systems such as CITY OF ALPINE; STUDY BUTTE TERLINGUA WATER SYSTEM; MARATHON WATER SUPPLY & SEWER SERVICE anchor Brewster, TX's EPA extract. Derived burden score 6/100 (Low Risk) uses fixed national caps on density, log release volume, Superfund count, and health-flagged systems - not an official EPA rating.

No TRI Form R facilities sit in Brewster in this extract; water coverage still lists CITY OF ALPINE; STUDY BUTTE TERLINGUA WATER SYSTEM; MARATHON WATER SUPPLY & SEWER SERVICE. AQS monitors logged median AQI 43 / peak 112 in 2024.

Burden score 6/100 (Low Risk) is the only weighted composite on this page. The tables below list every TRI facility, SDWIS system, and Superfund site EPA has on record for Brewster -- not just the names called out above -- reproducing the disclosure history as filed, not a current-safety verdict. Extract current as of 2026-08-25.

County population (Census ACS)
9,464
TRI Facilities
0
Water Systems
5
Superfund Sites
0
Total Releases
0 lbs

Air Quality History (2020–2024)

EPA Air Quality Index (AQI) data showing how many days per year fall into each air quality category.

Year Good Moderate Unhealthy (SG) Max AQI
2024 231 (71%) 94 2 112
2023 262 (73%) 96 1 101
2022 266 (75%) 91 0 87
2021 287 (81%) 68 1 105
2020 314 (87%) 46 0 80
2024 Good Air Quality: 71% of days
Unhealthy days: 2
Median AQI: 43

Source: EPA Air Quality System (AQS) Annual AQI by County AQI categories: Good (0-50), Moderate (51-100), Unhealthy for Sensitive Groups (101-150), Unhealthy (151-200), Very Unhealthy (201-300), Hazardous (301+)

For real-time air quality readings and pollutant breakdowns in Texas, see the EPA's AirNow.gov.

Water Systems (5)

System System pop (SDWIS) Violations
CITY OF ALPINE 6,000 1
STUDY BUTTE TERLINGUA WATER SYSTEM 888 22
MARATHON WATER SUPPLY & SEWER SERVICE 430 0
PANTHER JUNCTION PLT 300 0
FORT DAVIS ESTATES 100 0

Cities in Brewster (4)

Alpine
0 facilities · 3 water
Big Bend National Park
0 facilities · 1 water
Marathon
0 facilities · 1 water
Terlingua
0 facilities · 1 water

Frequently Asked Questions

What is the environmental risk level in Brewster, Texas? ▼
Brewster, TX has an environmental risk score of 6/100 (Low Risk), based on 0 TRI facilities, 0 Superfund sites, and 5 water systems on record. 2 water systems have health-based violations. Source: EPA TRI, SDWIS, and Superfund NPL.
Are there Superfund sites in Brewster? ▼
No Superfund National Priorities List (NPL) sites are currently registered in Brewster, TX in the EPA database.
How many toxic release facilities are in Brewster? ▼
Brewster, TX has 0 TRI-reporting facilities on record with the EPA Toxic Release Inventory. TRI facilities self-report annual chemical release data to the EPA.
What is the air quality in Brewster? ▼
In 2024, Brewster, TX recorded a median AQI of 43 and a peak AQI of 112. 71% of monitored days had "Good" air quality (AQI 0–50). Source: EPA Air Quality System (AQS) Annual AQI by County.
Is the drinking water safe in Brewster? ▼
Brewster, TX has 5 EPA-regulated water systems. 2 systems have reported health-based violations (MCL exceedances). A past violation does not necessarily mean water is currently unsafe. For current water quality, contact your local water utility. Source: EPA SDWIS.
What environmental agencies cover Brewster? ▼
Environmental compliance in Brewster, Texas is overseen by the U.S. Environmental Protection Agency (EPA) at the federal level and the Texas state environmental agency. Facilities report to the EPA Toxic Release Inventory, water systems are regulated under the Safe Drinking Water Act, and contaminated sites are managed under the Superfund program. Contact your state environmental agency for local concerns.

What does this county environmental profile show?

This county environmental profile rolls up EPA Toxics Release Inventory facility reports, Safe Drinking Water Information System public-water-system filings, and Superfund National Priorities List sites for the county boundary defined by the U.S. Census Bureau. Facility counts reflect facilities with a reporting address inside the county, not where downstream environmental effects may be observed. Population figures are from the most recent Census ACS 5-year estimate. The county detail page is updated whenever the upstream EPA programs publish revised data; see the methodology page for the documented ingest cadence and the editorial choices governing how aggregations are computed.

Related Guides

Understanding EPA Data
How EPA collects and publishes environmental data
Environmental Justice
Who lives near polluters and environmental hazards
How to Check Environmental Quality
Step-by-step guide to checking your local environment

Read our methodology - how this data is sourced, computed, and verified.

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Data sourced from U.S. EPA environmental datasets. See our methodology for details. Retrieved and formatted by PlainEnviro