Public water system record
Clark Street Community Well
Serves Lake Isabella, Kern County, CA · 90 people served
Federal records show 2 health-based violations and 12 monitoring/reporting issues for Clark Street Community Well in the last ten years, including an unresolved LEAD AND COPPER RULE REVISIONS violation.
System profile
- Health-based violations, last 10 years
- 2
- Resolved
- 1
- Unresolved
- 1
- Any acute record
- No
- Monitoring issues, last 10 years
- 12
Key facts
- Clark Street Community Well draws water from 1 well.
- Most recent formal enforcement: compliance order (no penalty) by California, December 2025.
- Record on file since 1980, with 2 health-based violations before October 19, 2016.
Check whether Clark Street Community Well 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 REVISIONS
Treatment technique failure
|
350 | Oct 17, 2024 | Active | No |
|
Lead and Copper Rule
Treatment technique failure
|
350 | Jan 1, 2018 | 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
|
Oct 1, 2025 |
Active
Enforcement action in place
|
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 1, 2025 | Active |
|
LEAD AND COPPER RULE REVISIONS
RPT
|
Oct 17, 2024 | Active |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2024 |
Active
Enforcement action in place
|
|
Lead and Copper Rule
Monitoring and reporting
|
Jul 1, 2023 | Active |
|
Lead and Copper Rule
Monitoring and reporting
|
Jul 1, 2023 |
Active
Enforcement action in place
|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2022 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2021 |
Active
Enforcement action in place
|
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2020 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2019 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2016 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2015 | Resolved |
Full record since 1980
EPA's records for Clark Street Community Well go back to 1980. Before October 19, 2016 they list 2 health-based violations (2 resolved) and 18 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 5 |
| 1990s | 1 | 4 |
| 2000s | 0 | 4 |
| 2010 to October 18, 2016 | 1 | 5 |
| October 19, 2016 to 2019 | 1 | 1 |
| 2020s | 1 | 9 |
Most recent health-based violation before October 19, 2016: Total Coliform, began October 2010, Resolved.
Show all 2 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 2010 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 1995 | Resolved |
Enforcement actions
California regulators took 15 formal enforcement actions against Clark Street Community Well between 2001 and 2025. The most recent was a compliance order (no penalty) in December 2025.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Dec 24, 2025 | California | Compliance order (no penalty) | 1 violation: Lead and Copper Rule |
| Dec 31, 2024 | California | Compliance order (no penalty) | 1 violation: Consumer Confidence Rule |
| Nov 3, 2023 | California | Compliance order (no penalty) | 1 violation: Lead and Copper Rule |
| Nov 17, 2022 | California | Compliance order with a penalty | 1 violation: Consumer Confidence Rule |
| Nov 2, 2021 | California | Compliance order (no penalty) | 1 violation: Consumer Confidence Rule |
| Jan 26, 2021 | California | Compliance order (no penalty) | 1 violation: Consumer Confidence Rule |
| Jan 2, 2020 | California | Compliance order (no penalty) | 1 violation: Consumer Confidence Rule |
| Dec 27, 2018 | California | Compliance order (no penalty) | 1 violation (1 health-based): Lead and Copper Rule |
| Nov 1, 2017 | California | Compliance order (no penalty) | 1 violation: Consumer Confidence Rule |
| Oct 21, 2016 | California | Compliance order (no penalty) | 1 violation: Consumer Confidence Rule |
| Feb 8, 2013 | California | Compliance order (no penalty) | 1 violation: Consumer Confidence Rule |
| Jul 27, 2011 | California | Compliance order (no penalty) | 1 violation (1 health-based): Total Coliform |
| May 19, 2011 | California | Compliance order (no penalty) | 1 violation: Consumer Confidence Rule |
| Jun 10, 2008 | California | Compliance order (no penalty) | 1 violation: Consumer Confidence Rule |
| Nov 16, 2001 | California | Compliance order (no penalty) | 1 violation: Lead and Copper Rule |
What the violations mean
LEAD AND COPPER RULE REVISIONS
1 incidentThe system did not complete a treatment step or action that the LEAD AND COPPER RULE REVISIONS requires (a treatment technique violation).
The utility had to notify customers about this violation.
Lead and Copper Rule
1 incidentThe 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 this violation.
Where the water comes from
Clark Street Community Well draws water from 1 well.
Annual water quality report
Clark Street Community Well 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 Clark Street Community Well 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 California.
Certified drinking water labs by state EPA guidance for private wells