Public water system record

H2O, Inc

Serves an area of San Luis Obispo County, CA · 70 people served

Federal records show no health-based violations and 2 monitoring/reporting issues for H2O, Inc in the last ten years. At least one of these issues remains unresolved.

  • CA4000741
  • ARROYO GRANDE
  • CA
  • 70 served

System profile

Source water Groundwater
ZIP 93420
EPA system ID CA4000741

Verify this system on EPA ECHO →

Health-based violations, last 10 years
0
Resolved
0
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
2

Key facts

  • H2O, Inc draws water from 3 wells (1 of them for emergency, seasonal or other part-time use).
  • Most recent formal enforcement: compliance order (no penalty) by California, October 2024.
  • Record on file since 1981, with 0 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 34 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.

None since October 2016.

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
Oct 1, 2024 Active
Enforcement action in place
Lead and Copper Rule
Monitoring and reporting
Oct 1, 2020 Resolved

Full record since 1981

EPA's records for H2O, Inc go back to 1981. Before October 19, 2016 they list no health-based violations and 5 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1980s 0 1
1990s 0 1
2000s 0 3
2020s 0 2

Enforcement actions

California regulators took 2 formal enforcement actions against H2O, Inc between 2020 and 2024. The most recent was a compliance order (no penalty) in October 2024.

Date By Action Violations covered
Oct 31, 2024 California Compliance order (no penalty) 1 violation: Lead and Copper Rule
Dec 21, 2020 California Compliance order (no penalty) 1 violation: Lead and Copper Rule

Where the water comes from

H2O, Inc draws water from 3 wells (1 of them for emergency, seasonal or other part-time use).

Annual water quality report

H2O, Inc 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 H2O, Inc 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.