PlainEnviro

NORTH CLACKAMAS COUNTY WC

PWSID: OR4100580 · Happy Valley, OR 0

Health Violations

NORTH CLACKAMAS COUNTY WC has 2 health-based violations out of 2 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.

Population Served
0
Total Violations
2
Health Violations
2
Source Type
Surface Water

NORTH CLACKAMAS COUNTY WC (PWSID OR4100580) is a cws water system drawing from a surface water source, regulated by the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act. Its service population is not recorded in SDWIS in Happy Valley, OR, and is subject to primacy enforcement by the Oregon drinking-water program.

The system's federal compliance record contains 2 total violations, with 2 classified as health-based (MCL exceedances or treatment-technique failures). 1 distinct contaminant has been cited, including Arsenic. Recorded violations span 2024–2024.

A historical violation does not necessarily describe current water quality, systems must notify customers and remediate, and monitoring-type violations often reflect reporting lapses rather than contamination. The most authoritative real-time source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Oregon state drinking-water program's public portal.

System Details

EPA ID (PWSID)
OR4100580
System Type
CWS
Water Source
Surface Water
Location
Happy Valley, OR
Population Served
0
Health Violations
Yes (2)

What contaminants are in this water system?

Contaminant Violations Health-Based
Arsenic 2 2

Violation History (2)

Contaminant Health Date
Arsenic Yes Dec 1, 2024
Arsenic Yes Dec 1, 2024

Frequently Asked Questions

Is NORTH CLACKAMAS COUNTY WC water safe to drink?
NORTH CLACKAMAS COUNTY WC has 2 health-based violations out of 2 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed. The system uses surface water water as its source.
How many people does NORTH CLACKAMAS COUNTY WC serve?
NORTH CLACKAMAS COUNTY WC serves 0 people in Happy Valley, OR. It is classified as a CWS water system.
What violations does NORTH CLACKAMAS COUNTY WC have?
NORTH CLACKAMAS COUNTY WC has 2 total violations on record spanning 2024–2024. 2 are health-based violations involving contaminants exceeding EPA limits.
What contaminants have been found in NORTH CLACKAMAS COUNTY WC water?
Violations have been recorded for 1 contaminant. The most frequent: Arsenic.

Nearby Water Systems

SUNRISE WATER AUTHORITY
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LAKE OSWEGO MUNICIPAL WATER
Lake Oswego · 40,000 served
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OREGON CITY
Oregon City · 33,940 served
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OAK LODGE WATER SERVICES
Milwaukie · 30,000 served
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CLACKAMAS RIVER WATER
Clackamas · 29,918 served
Clean
WEST LINN, CITY OF
West Linn · 28,000 served
Clean
WILSONVILLE, CITY OF
Wilsonville · 25,915 served
Clean
CLACKAMAS RIVER WATER - CLAIRMONT
Clackamas · 19,928 served
1 viol.
CANBY UTILITY
Canby · 18,754 served
Clean
SANDY, CITY OF
Sandy · 12,991 served
44 viol.
GLADSTONE, CITY OF
Gladstone · 12,121 served
10 viol.
MOLALLA, CITY OF
Molalla · 10,298 served
Clean

Explore More

Oregon Water Systems → All States → Contaminants →

About This Data

Water system data is from the EPA Safe Drinking Water Information System (SDWIS). Health-based violations include Maximum Contaminant Level (MCL) and Treatment Technique (TT) violations that may pose a direct risk to public health. Violation records may span multiple years.

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

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

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