Public water system record
Town of Eureka
Serves Eureka, Lincoln County, MT · 1,995 people served
Federal records show 1 health-based violation and 1 monitoring/reporting issue for Town of Eureka in the last ten years. The most serious issue in this window was a resolved Surface Water Treatment Rule violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 1
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 1
Key facts
- Town of Eureka draws water from 1 infiltration gallery.
- Most recent formal enforcement: compliance order (no penalty) by Montana, March 2012.
- Record on file since 1993, with 3 health-based violations before October 20, 2016.
- Lead pipe inventory: 0 lead and 526 unknown out of 780 service lines.
Check whether Town of Eureka 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 |
|---|---|---|---|---|
|
Surface Water Treatment Rule
Treatment technique failure
|
120 | Aug 22, 2011 | 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
|
Jan 1, 2017 | Resolved |
Full record since 1993
EPA's records for Town of Eureka go back to 1993. Before October 20, 2016 they list 3 health-based violations (3 resolved) and 21 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 0 | 2 |
| 2000s | 2 | 19 |
| 2010 to October 19, 2016 | 1 | 0 |
| October 20, 2016 to 2019 | 0 | 1 |
Most recent health-based violation before October 20, 2016: Surface Water Treatment Rule, began August 2011, Resolved.
Show all 3 health-based violations before October 20, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Surface Water Treatment Rule
Treatment technique failure
|
Aug 22, 2011 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Mar 1, 2009 | Resolved |
|
Lead and Copper Rule
Treatment technique failure
|
Oct 15, 2006 | Resolved |
Enforcement actions
Montana regulators took 1 formal enforcement action against Town of Eureka in 2012. The most recent was a compliance order (no penalty) in March 2012.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Mar 16, 2012 | Montana | Compliance order (no penalty) | 1 violation (1 health-based): Surface Water Treatment Rule |
What the violations mean
Surface Water Treatment Rule
1 incidentThe system did not complete a treatment step or action that the Surface Water Treatment Rule requires (a treatment technique violation).
The utility had to notify customers about this violation.
Where the water comes from
Town of Eureka draws water from 1 infiltration gallery.
Annual water quality report
Town of Eureka 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 Montana.
Certified drinking water labs by state EPA guidance for private wells