Public water system record

City of Newman-Water Department

Serves an area of Stanislaus County, CA that includes Newman · 12,207 people served

Federal records show 1 health-based violation and 1 monitoring/reporting issue for City of Newman-Water Department in the last ten years. The most serious issue in this window was a resolved Nitrate violation.

  • CA5010013
  • NEWMAN
  • CA
  • 12,207 served

System profile

Source water Groundwater
ZIP 95360
EPA system ID CA5010013

Verify this system on EPA ECHO →

Health-based violations, last 10 years
1
Resolved
1
Unresolved
0
Any acute record
Yes
Monitoring issues, last 10 years
1

Key facts

  • City of Newman-Water Department draws water from 4 wells.
  • Highest measured level in the last 10 years: Nitrate, 10.6 mg/L, federal limit 10 mg/L (1.1 times the limit), 2025.
  • Most recent formal enforcement: compliance order (no penalty) by California, February 2025.
  • Record on file since 1988, with 2 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 3,541 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
Nitrate
Contaminant limit exceeded
Measured 10.6 mg/L, federal limit 10 mg/L (1.1 times the limit)
330 Jan 1, 2025 Resolved Yes

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
E. coli
Monitoring and reporting
Jul 10, 2021 Resolved

Full record since 1988

EPA's records for City of Newman-Water Department go back to 1988. Before October 19, 2016 they list 2 health-based violations (2 resolved) and 8 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1980s 0 5
1990s 1 1
2000s 0 2
2010 to October 18, 2016 1 0
2020s 1 1

Most recent health-based violation before October 19, 2016: Total Coliform, began May 2012, Resolved.

Show all 2 health-based violations before October 19, 2016
Contaminant Start date Status
Total Coliform
Contaminant limit exceeded
May 1, 2012 Resolved
Total Coliform
Contaminant limit exceeded
Jan 1, 1993 Resolved

Enforcement actions

California regulators took 3 formal enforcement actions against City of Newman-Water Department between 2009 and 2025. The most recent was a compliance order (no penalty) in February 2025.

Date By Action Violations covered
Feb 3, 2025 California Compliance order (no penalty) 1 violation (1 health-based): Nitrate
Sep 10, 2021 California Compliance order (no penalty) 1 violation: E. coli
Dec 8, 2009 California Compliance order (no penalty) 2 violations: Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5)

What the violations mean

Nitrate

1 incident

Nitrate exceeded the federal limit

High nitrate is especially dangerous for infants under 6 months and can cause blue baby syndrome

Where the water comes from

City of Newman-Water Department draws water from 4 wells.

Annual water quality report

City of Newman-Water Department 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 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.

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.