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Public water system record

Rincon Water & Road Works

Serves an area of Ventura County, CA · 25 people served

Federal records show 6 health-based violations and 7 monitoring/reporting issues for Rincon Water & Road Works in the last ten years. The most serious issue in this window was a resolved Haloacetic Acids (HAA5) violation.

  • CA5601137
  • VENTURA
  • CA
  • 25 served

System profile

Source water Purchased surface water
ZIP 93001
EPA system ID CA5601137

Verify this system on EPA ECHO →

Health-based violations, last 10 years
6
Resolved
6
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
7

Key facts

  • Rincon Water & Road Works has a part-time connection to Casitas Municipal Water Dist.
  • Highest measured level in the last 10 years: Haloacetic Acids (HAA5), 0.078 mg/L, federal limit 0.06 mg/L (1.3 times the limit), 2023.
  • Most recent formal enforcement: compliance order (no penalty) by California, June 2024.
  • Record on file since 2010, with 1 health-based violation before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 8 service lines.

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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
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.063 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 220 Jan 1, 2024 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.077 mg/L, federal limit 0.06 mg/L (1.3 times the limit)
 220 Oct 1, 2023 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.078 mg/L, federal limit 0.06 mg/L (1.3 times the limit)
 220 Jul 1, 2023 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.072 mg/L, federal limit 0.06 mg/L (1.2 times the limit)
 220 Apr 1, 2023 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.063 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
 220 Jan 1, 2023 Resolved No
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.062 mg/L, federal limit 0.06 mg/L (at or just above the limit)
 220 Apr 1, 2020 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
Monitoring and reporting
 Jul 1, 2019 Resolved
Lead and Copper Rule
Monitoring and reporting
 Jul 1, 2019 Resolved
Lead and Copper Rule
Monitoring and reporting
 Jan 1, 2019 Resolved
Lead and Copper Rule
Monitoring and reporting
 Jul 1, 2018 Resolved
Lead and Copper Rule
Monitoring and reporting
 Jan 1, 2018 Resolved
Lead and Copper Rule
Monitoring and reporting
 Apr 1, 2012 Resolved
Lead and Copper Rule
Monitoring and reporting
 Oct 1, 2011 Resolved

Full record since 2010

EPA's records for Rincon Water & Road Works go back to 2010. Before October 19, 2016 they list 1 health-based violation (1 resolved) and 2 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
2010 to October 18, 2016 1 2
October 19, 2016 to 2019 0 5
2020s 6 0

Most recent health-based violation before October 19, 2016: Stage 1 Disinfection Byproducts Rule, began August 2010, Resolved.

Show the health-based violation before October 19, 2016
Contaminant Start date Status
Stage 1 Disinfection Byproducts Rule
Treatment technique failure
 Aug 2, 2010 Resolved

Enforcement actions

California regulators took 11 formal enforcement actions against Rincon Water & Road Works between 2011 and 2024, filed as 12 records in EPA's data. The most recent was a compliance order (no penalty) in June 2024.

Date By Action Violations covered
Jun 27, 2024 California Compliance order (no penalty) 1 violation (1 health-based): Haloacetic Acids (HAA5)
Feb 13, 2024 California Compliance order (no penalty) 1 violation (1 health-based): Haloacetic Acids (HAA5)
Oct 11, 2023 California Compliance order (no penalty) 1 violation (1 health-based): Haloacetic Acids (HAA5)
Aug 14, 2023 California Compliance order (no penalty) 1 violation (1 health-based): Haloacetic Acids (HAA5)
Mar 27, 2023 California Compliance order (no penalty) 1 violation (1 health-based): Haloacetic Acids (HAA5)
Jul 31, 2020 California Compliance order (no penalty) 1 violation (1 health-based): Haloacetic Acids (HAA5)
Jan 8, 2020 California Compliance order (no penalty) 2 violations: Lead and Copper Rule
Feb 8, 2019 California Compliance order (no penalty) 2 violations: Lead and Copper Rule
Apr 27, 2018 California Compliance order (no penalty) 1 violation: Lead and Copper Rule
Apr 24, 2012 California Compliance order (no penalty) 1 violation: Lead and Copper Rule
Oct 4, 2011 California Compliance order (no penalty) 3 violations (1 health-based): Lead and Copper Rule, Stage 1 Disinfection Byproducts Rule

What the violations mean

Haloacetic Acids (HAA5)

6 incidents

Haloacetic acid byproducts exceeded the federal limit

Long-term exposure to HAAs may increase cancer risk

Where the water comes from

Rincon Water & Road Works has a part-time connection to Casitas Municipal Water Dist.

Emergency or part-time connections to

Annual water quality report

Rincon Water & Road Works 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 Rincon Water & Road Works 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