Public water system record
Grassy Knob Subordinate SD
Serves an area of Carroll County, AR · 88 people served
Federal records show 1 health-based violation and 19 monitoring/reporting issues for Grassy Knob Subordinate SD in the last ten years. The most serious issue in this window was a resolved Stage 1 Disinfection Byproducts Rule violation.
System profile
- Health-based violations, last 10 years
- 1
- Resolved
- 1
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 19
Key facts
- Grassy Knob Subordinate SD buys its water from Carroll-Boone Water District and Eureka Springs Waterworks.
- Most recent formal enforcement: administrative penalty by Arkansas, February 2024.
- Record on file since 2001, with 2 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 31 service lines.
Check whether Grassy Knob Subordinate SD 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 |
|---|---|---|---|---|
|
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
|
210 | Oct 1, 2023 | Resolved | No |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Revised Total Coliform Rule
Monitoring violation
|
Sep 1, 2024 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Aug 1, 2024 | Resolved |
|
Public Notice
OTHER
|
Mar 1, 2024 | Resolved |
|
Public Notice
OTHER
|
Jan 1, 2024 | Resolved |
|
Public Notice
OTHER
|
Dec 1, 2023 | Resolved |
|
Revised Total Coliform Rule
RPT
|
Jun 1, 2023 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
RPT
|
May 1, 2023 |
Active
Enforcement action in place
|
|
Revised Total Coliform Rule
Monitoring violation
|
Jan 1, 2023 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Oct 1, 2022 | Resolved |
|
Public Notice
OTHER
|
Jul 1, 2022 | Resolved |
|
Public Notice
OTHER
|
Jan 1, 2022 | Resolved |
|
Public Notice
OTHER
|
Aug 1, 2021 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Aug 1, 2021 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2021 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
May 1, 2021 | Resolved |
|
Revised Total Coliform Rule
RPT
|
Nov 1, 2020 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jun 1, 2020 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Jun 1, 2020 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2018 | Resolved |
Full record since 2001
EPA's records for Grassy Knob Subordinate SD go back to 2001. Before October 19, 2016 they list 2 health-based violations (2 resolved) and 2 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 2000s | 0 | 1 |
| 2010 to October 18, 2016 | 2 | 1 |
| October 19, 2016 to 2019 | 0 | 1 |
| 2020s | 1 | 18 |
Most recent health-based violation before October 19, 2016: Total Coliform, began July 2013, Resolved.
Show all 2 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2013 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 2013 | Resolved |
Enforcement actions
Arkansas regulators and EPA took 3 formal enforcement actions against Grassy Knob Subordinate SD between 2023 and 2024. The most recent was an administrative penalty in February 2024.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Feb 5, 2024 | Arkansas | Administrative penalty | 9 violations (1 health-based): Revised Total Coliform Rule, Stage 1 Disinfection Byproducts Rule, Public Notice |
| Dec 20, 2023 | EPA | Compliance order (no penalty) | 3 violations: Public Notice |
| Aug 15, 2023 | Arkansas | Compliance order (no penalty) | 5 violations: Revised Total Coliform Rule, Public Notice |
What the violations mean
Stage 1 Disinfection Byproducts Rule
1 incidentThe system did not meet a treatment requirement of the Stage 1 Disinfectants and Disinfection Byproducts Rule
Byproducts form when disinfectants react with natural material in water. Long-term exposure above federal limits may increase cancer risk
Where the water comes from
Grassy Knob Subordinate SD buys its water from Carroll-Boone Water District and Eureka Springs Waterworks. It lists no wells or intakes of its own.
Buys water from
- Carroll-Boone Water District Eureka Springs, AR
- Eureka Springs Waterworks Eureka Springs, AR
Annual water quality report
Grassy Knob Subordinate SD 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.
Systems serving 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Grassy Knob Subordinate SD for a copy.
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 Arkansas.
Certified drinking water labs by state EPA guidance for private wells