Public water system record
Study Butte Terlingua Water System
Serves an area of Brewster County, TX that includes Terlingua and Study Butte · 888 people served
Federal records show 6 health-based violations and 10 monitoring/reporting issues for Study Butte Terlingua Water System in the last ten years. The most serious issue in this window was a resolved Lead and Copper Rule violation.
System profile
- Health-based violations, last 10 years
- 6
- Resolved
- 6
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 10
Key facts
- Study Butte Terlingua Water System draws water from 2 wells.
- Highest measured level in the last 10 years: Gross Alpha, Excl. Radon and U, 19 pCi/L, federal limit 15 pCi/L (1.3 times the limit), 2022.
- Record on file since 2003, with 1 health-based violation before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 295 service lines.
Check whether Study Butte Terlingua Water System serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
| Contaminant | Rule family | Start date | Status | Acute |
|---|---|---|---|---|
|
Lead and Copper Rule
Treatment technique failure
|
350 | Apr 1, 2023 | Resolved | No |
|
Lead and Copper Rule
Treatment technique failure
|
350 | Mar 31, 2023 | Resolved | No |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 19 pCi/L, federal limit 15 pCi/L (1.3 times the limit)
|
340 | Oct 1, 2022 | Resolved | No |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 17 pCi/L, federal limit 15 pCi/L (1.1 times the limit)
|
340 | Jul 1, 2022 | Resolved | No |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 16 pCi/L, federal limit 15 pCi/L (1.1 times the limit)
|
340 | Apr 1, 2022 | Resolved | No |
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 16 pCi/L, federal limit 15 pCi/L (1.1 times the limit)
|
340 | Oct 1, 2016 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Lead and Copper Rule
Monitoring and reporting
|
Mar 31, 2024 | Resolved |
|
Public Notice
OTHER
|
May 21, 2023 | Resolved |
|
Public Notice
OTHER
|
May 21, 2023 | Resolved |
|
Public Notice
OTHER
|
Feb 8, 2023 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jun 1, 2022 | Resolved |
|
Chlorine
Monitoring and reporting
|
Jan 1, 2019 | Resolved |
|
Chlorine
Monitoring and reporting
|
Apr 1, 2018 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Dec 1, 2017 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Dec 30, 2013 | Resolved |
|
Public Notice
OTHER
|
Jan 28, 2010 | Active |
Full record since 2003
EPA's records for Study Butte Terlingua Water System go back to 2003. Before October 19, 2016 they list 1 health-based violation (1 resolved) and 22 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 0 | 11 |
| 2010 to October 18, 2016 | 1 | 11 |
| October 19, 2016 to 2019 | 0 | 3 |
| 2020s | 5 | 5 |
Most recent health-based violation before October 19, 2016: Gross Alpha, Excl. Radon and U, began October 2016, Resolved.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Gross Alpha, Excl. Radon and U
Contaminant limit exceeded
Measured 16 pCi/L, federal limit 15 pCi/L (1.1 times the limit)
|
Oct 1, 2016 | Resolved |
What the violations mean
Gross Alpha, Excl. Radon and U
4 incidentsTest results for Gross Alpha, Excl. Radon and U were above the federal limit (a maximum contaminant level violation).
The utility had to notify customers about each of these violations.
Lead and Copper Rule
2 incidentsThe system did not complete a treatment step or action that the Lead and Copper Rule requires (a treatment technique violation).
The utility had to notify customers about each of these violations.
Where the water comes from
Study Butte Terlingua Water System draws water from 2 wells.
Annual water quality report
Study Butte Terlingua Water System must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Texas.
Certified drinking water labs by state EPA guidance for private wells