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LOCH HAVEN MUTUAL WATER COMPANY

PWSID: CA4900575 · Santa Rosa, CA · Serves 26 people

According to EPA Safe Drinking Water Information System (SDWIS), LOCH HAVEN MUTUAL WATER COMPANY (PWSID CA4900575) in Santa Rosa, CA is listed as a CWS water system covering about 26 people. The same extract lists 36 health-based violation records spanning 2007-2017. Those 36 health-based rows for LOCH HAVEN MUTUAL WATER COMPANY cover contaminants such as Arsenic; they remain historical EPA registry entries, not a current compliance or drinkability score.

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Health-Based Records

LOCH HAVEN MUTUAL WATER COMPANY has 36 health-based violation records in this historical extract. Monitoring and reporting records are not included.

Population Served
26
Health-Based Violation Records
36
Distinct Contaminant Codes
1
Source Type
Groundwater

PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 1 distinct EPA contaminant code appears in this system's record, including Arsenic. Recorded violations span 2007–2017. Day-to-day primacy enforcement for this system runs through the California drinking-water program, not EPA directly.

A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the California state drinking-water program's public portal.

System Details

EPA ID (PWSID)
CA4900575
System Type
CWS
Water Source
Groundwater
Location
Santa Rosa, CA
Population Served
26
Health Violations
Yes (36)

What contaminants are in this water system?

Contaminant Violations Health-Based
Arsenic 36 36

Violation History (36)

Contaminant Health Date
Arsenic Yes Oct 1, 2017
Arsenic Yes Jul 1, 2017
Arsenic Yes Apr 1, 2017
Arsenic Yes Jan 1, 2017
Arsenic Yes Oct 1, 2016
Arsenic Yes Jul 1, 2016
Arsenic Yes Apr 1, 2016
Arsenic Yes Jan 1, 2016
Arsenic Yes Oct 1, 2015
Arsenic Yes Jul 1, 2015
Arsenic Yes Apr 1, 2015
Arsenic Yes Oct 1, 2014
Arsenic Yes Jul 1, 2014
Arsenic Yes Apr 1, 2014
Arsenic Yes Jan 1, 2014
Arsenic Yes Oct 1, 2013
Arsenic Yes Jul 1, 2013
Arsenic Yes Apr 1, 2013
Arsenic Yes Jan 1, 2013
Arsenic Yes Oct 1, 2012
Arsenic Yes Apr 1, 2012
Arsenic Yes Jan 1, 2012
Arsenic Yes Oct 1, 2011
Arsenic Yes Jul 1, 2011
Arsenic Yes Apr 1, 2011
Arsenic Yes Jan 1, 2011
Arsenic Yes Oct 1, 2010
Arsenic Yes Oct 1, 2009
Arsenic Yes Jul 1, 2009
Arsenic Yes Apr 1, 2009
Arsenic Yes Jan 1, 2009
Arsenic Yes Oct 1, 2008
Arsenic Yes Jul 1, 2008
Arsenic Yes Apr 1, 2008
Arsenic Yes Jan 1, 2008
Arsenic Yes Oct 1, 2007

Frequently Asked Questions

What does EPA SDWIS list for LOCH HAVEN MUTUAL WATER COMPANY?
LOCH HAVEN MUTUAL WATER COMPANY has 36 health-based violation records in this historical extract. Monitoring and reporting records are not included. The system uses groundwater water as its source.
How many people does LOCH HAVEN MUTUAL WATER COMPANY serve?
LOCH HAVEN MUTUAL WATER COMPANY serves 26 people in Santa Rosa, CA. It is classified as a CWS water system.
What violations does LOCH HAVEN MUTUAL WATER COMPANY have?
LOCH HAVEN MUTUAL WATER COMPANY has 36 health-based violation records in PlainEnviro's extract spanning 2007–2017. Monitoring and reporting records are not included.
What contaminants have been found in LOCH HAVEN MUTUAL WATER COMPANY water?
Violations have been recorded for 1 contaminant. The most frequent: Arsenic.

Compare beyond California

Nationwide peers by violations & population served

Cross-state SDWIS systems nearest LOCH HAVEN MUTUAL WATER COMPANY on cumulative violation count (36) and EPA-reported population served (26). Violation-count peers include GULF COUNTY WATER DEPARTMENT, LEESBURG, CITY OF, ATTAPULGUS.

Similar violation count

Nearest cross-state community systems (500+ served) by SDWIS violations on record.

Nearby Water Systems

SANTA ROSA, CITY OF
Santa Rosa · 175,396 served
Clean
PETALUMA, CITY OF
Petaluma · 60,781 served
Clean
ROHNERT PARK, CITY OF
Rohnert Park · 43,821 served
Clean
WINDSOR, TOWN OF
Windsor · 25,561 served
Clean
SONOMA, CITY OF
Sonoma · 11,725 served
Clean
SONOMA STATE UNIVERSITY
Rohnert Park · 10,986 served
1 viol.
HEALDSBURG, CITY OF
Healdsburg · 10,985 served
Clean
CLOVERDALE, CITY OF
Cloverdale · 10,398 served
2 viol.
SEBASTOPOL, CITY OF
Sebastopol · 7,522 served
Clean
COTATI, CITY OF
Cotati · 7,303 served
Clean
SWEETWATER SPRINGS CWD - GUERNEVILLE
Guerneville · 6,000 served
Clean
CALISTOGA, CITY OF
Calistoga · 5,610 served
37 viol.

Explore More

California Water Systems → All States → Contaminants →

About This Data

LOCH HAVEN MUTUAL WATER COMPANY (CA4900575) is drawn from EPA SDWIS. Nearby county systems in this extract include SANTA ROSA, CITY OF; PETALUMA, CITY OF; ROHNERT PARK, CITY OF; WINDSOR, TOWN OF. Health-based rows (36 MCL/TT) are historical registry state, not a current drinkability score.

Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services

Read our methodology - how this data is sourced, computed, and verified.

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