Public water system record

Charles Brown Water Company

Serves Shoshone, Inyo County, CA · 242 people served

Federal records show 2 health-based violations and 7 monitoring/reporting issues for Charles Brown Water Company in the last ten years, including an unresolved LEAD AND COPPER RULE REVISIONS violation.

CA1400004
SHOSHONE
CA
242 served

System profile

Source water Groundwater

ZIP 92384

EPA system ID CA1400004

Verify this system on EPA ECHO →

Health-based violations, last 10 years: 2
Resolved: 1
Unresolved: 1
Any acute record: No
Monitoring issues, last 10 years: 7

Key facts

Charles Brown Water Company draws water from 1 spring.
Most recent formal enforcement: compliance order (no penalty) by California, December 2024.
Record on file since 1979, with 15 health-based violations before October 19, 2016.

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Health-based violations

Since October 2016

Violation 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
Revised Total Coliform Rule Treatment technique failure	110	Jul 1, 2023	Resolved	No

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue	Start date	Status
LEAD AND COPPER RULE REVISIONS RPT	Oct 17, 2024	Active
Lead and Copper Rule Monitoring and reporting	Jun 1, 2024	Active Enforcement action in place
Revised Total Coliform Rule Monitoring violation	Jul 1, 2023	Resolved
Revised Total Coliform Rule Monitoring violation	Jun 1, 2023	Resolved
Groundwater Rule Monitoring and reporting	Jun 1, 2023	Resolved
Lead and Copper Rule Monitoring and reporting	Jun 1, 2020	Resolved
Nitrate Monitoring and reporting	Jan 1, 2017	Resolved

Full record since 1979

EPA's records for Charles Brown Water Company go back to 1979. Before October 19, 2016 they list 15 health-based violations (4 resolved, 11 archived by EPA without a recorded fix) and 24 monitoring or reporting violations.

Violations that began in	Health-based	Monitoring and reporting
1970s	2	1
1980s	6	3
1990s	1	1
2000s	3	16
2010 to October 18, 2016	3	3
October 19, 2016 to 2019	0	1
2020s	2	6

Most recent health-based violation before October 19, 2016: Arsenic, began July 2011, Resolved.

Show all 15 health-based violations before October 19, 2016

Contaminant	Start date	Status
Arsenic Contaminant limit exceeded Measured 0.012 mg/L, federal limit 0.01 mg/L (1.2 times the limit)	Jul 1, 2011	Resolved
Arsenic Contaminant limit exceeded Measured 0.011 mg/L, federal limit 0.01 mg/L (1.1 times the limit)	Apr 1, 2011	Resolved
Arsenic Contaminant limit exceeded Measured 0.011 mg/L, federal limit 0.01 mg/L (1.1 times the limit)	Jan 1, 2011	Resolved
Total Coliform Contaminant limit exceeded	Oct 1, 2002	Resolved
Total Coliform Contaminant limit exceeded	Jun 1, 2002	Archived
Total Coliform Contaminant limit exceeded	May 1, 2002	Archived
Total Coliform Contaminant limit exceeded	Oct 1, 1996	Archived
Arsenic Contaminant limit exceeded	Jun 1, 1983	Archived
Arsenic Contaminant limit exceeded	Mar 28, 1982	Archived
Nitrate (acute) Contaminant limit exceeded	Mar 28, 1982	Archived
Fluoride Contaminant limit exceeded	Mar 28, 1982	Archived
Fluoride Contaminant limit exceeded	Dec 11, 1981	Archived
Arsenic Contaminant limit exceeded	Dec 11, 1981	Archived
Fluoride Contaminant limit exceeded	Oct 30, 1979	Archived
Arsenic Contaminant limit exceeded	Oct 30, 1979	Archived

Enforcement actions

California regulators took 6 formal enforcement actions against Charles Brown Water Company between 2011 and 2024. The most recent was a compliance order (no penalty) in December 2024.

Date	By	Action	Violations covered
Dec 2, 2024	California	Compliance order (no penalty)	1 violation: Lead and Copper Rule
Jan 3, 2024	California	Compliance order (no penalty)	4 violations (1 health-based): Revised Total Coliform Rule, Groundwater Rule
Dec 17, 2020	California	Compliance order (no penalty)	1 violation: Lead and Copper Rule
Apr 16, 2019	California	Compliance order (no penalty)	1 violation: Nitrate
Apr 30, 2016	California	Compliance order (no penalty)	1 violation: Arsenic
Sep 29, 2011	California	Compliance order (no penalty)	3 violations (3 health-based): Arsenic

What the violations mean

LEAD AND COPPER RULE REVISIONS

1 incident

The 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.

Revised Total Coliform Rule

1 incident

The system did not meet a requirement of the Revised Total Coliform Rule

Coliform and E. coli rules protect against bacteria in the distribution system

Where the water comes from

Charles Brown Water Company draws water from 1 spring.

Annual water quality report

Charles Brown Water Company 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 Charles Brown Water Company 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