Public water system record
City of Marble Falls
Serves Marble Falls, Burnet County, TX · 8,059 people served
Federal records show 4 health-based violations and no monitoring/reporting issues for City of Marble Falls in the last ten years. The most serious issue in this window was a resolved Interim Enhanced Surface Water Treatment Rule violation.
System profile
- Health-based violations, last 10 years
- 4
- Resolved
- 4
- Unresolved
- 0
- Any acute record
- Yes
- Monitoring issues, last 10 years
- 0
Key facts
- City of Marble Falls draws water from 1 surface water intake.
- Most recent enforcement action: boil water order by Texas, July 2025.
- Record on file since 1992, with 1 health-based violation before October 19, 2016.
- Lead pipe inventory: 0 lead and 298 unknown out of 3,807 service lines.
Check whether City of Marble Falls 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 |
|---|---|---|---|---|
|
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
|
120 | Jul 1, 2025 | Resolved | Yes |
|
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
|
120 | Jul 1, 2025 | Resolved | Yes |
|
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
|
120 | Oct 1, 2018 | Resolved | Yes |
|
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
|
120 | Oct 1, 2018 | Resolved | Yes |
Full record since 1992
EPA's records for City of Marble Falls go back to 1992. Before October 19, 2016 they list 1 health-based violation (1 resolved) and 3 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 0 | 1 |
| 2000s | 0 | 1 |
| 2010 to October 18, 2016 | 1 | 1 |
| October 19, 2016 to 2019 | 2 | 0 |
| 2020s | 2 | 0 |
Most recent health-based violation before October 19, 2016: Interim Enhanced Surface Water Treatment Rule (acute), began July 2015, Resolved.
Show the health-based violation before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Interim Enhanced Surface Water Treatment Rule (acute)
Treatment technique failure
|
Jul 1, 2015 | Resolved |
Enforcement actions
Texas regulators issued 2 boil water orders to City of Marble Falls between 2018 and 2025. The most recent was a boil water order in July 2025.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jul 15, 2025 | Texas | Boil water order | 1 violation (1 health-based): Interim Enhanced Surface Water Treatment Rule |
| Oct 17, 2018 | Texas | Boil water order | 1 violation (1 health-based): Interim Enhanced Surface Water Treatment Rule |
What the violations mean
Interim Enhanced Surface Water Treatment Rule
4 incidentsThe system did not meet a filtration or treatment requirement for surface water
Inadequate treatment of surface water can let pathogens such as Cryptosporidium and Giardia through
Where the water comes from
City of Marble Falls draws water from 1 surface water intake. 2 smaller public systems such as schools, businesses or campgrounds buy water from City of Marble Falls.
Annual water quality report
City of Marble Falls 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