Water Quality in Oregon City, OR (97045)

EPA violation data for public water systems serving ZIP code 97045.

Past Health-Based Violations

2 health-based violations were found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 106 monitoring/reporting violations.

More violations than 97% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

57,526

Population

47

Water Systems

108

Violations (5yr)

2

Health-Based

Location

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Water Systems Serving This Area (47)

Sunrise Water Authority

Purchased surface water 50,003 people served
0 violations

Lake Oswego Municipal Water

All resolved
Purchased surface water 40,000 people served
2 violations (5yr) · All resolved

Oregon City

Purchased surface water 33,940 people served
0 violations
Lead tested: 1.84 ppb (limit: 15 ppb)

Oregon City - High Mtn.

Surface water 8,500 people served
0 violations

Oregon City-Mixture

Surface water 6,000 people served
0 violations

Park Place Water District

Groundwater 1,360 people served
0 violations

Holcomb-Outlook Water Dist.

Purchased surface water 992 people served
0 violations

Redland Elementary

Groundwater 568 people served
0 violations

Barton Park % Dan Ziwzer

Groundwater 550 people served
0 violations

Clackamas Co Pks-Metzler Pk #2

All resolved
Groundwater 400 people served
1 violation (5yr) · All resolved

Clackamas Co Pks-Metzler Pk #1

All resolved
Groundwater 400 people served
1 violation (5yr) · All resolved

Clackamas County Hsng Auth

Groundwater 350 people served
0 violations

Clackamas Co Pks-Barton Park

All resolved
Groundwater 300 people served
7 violations (5yr) · All resolved

Springwater Academy

Groundwater 175 people served
0 violations
Lead tested: 2.55 ppb (limit: 15 ppb)

Polehn Heights Water Assn

2 health-based
Groundwater 150 people served
22 violations (5yr) · 2 health-based · All resolved
Lead tested: 0.74 ppb (limit: 15 ppb)

Clackamas Co Pks-Eagle Fern

Groundwater 150 people served
0 violations

The Marylhurst School

All resolved
Groundwater 140 people served
1 violation (5yr) · All resolved
Lead tested: 2.15 ppb (limit: 15 ppb)

Stevens Rv Park & Moorage

All resolved
Groundwater 103 people served
22 violations (5yr) · All resolved

Cascade East Comm Wtr Sys

Groundwater 101 people served
0 violations

Clackamas Co Pks-Carver Park

Groundwater 100 people served
0 violations

Clarkes General Store & Eatery

All resolved
Groundwater 100 people served
1 violation (5yr) · All resolved

Clackamas Co Pks-Hebb Park

All resolved
Groundwater 100 people served
1 violation (5yr) · All resolved

Clackamas Co Pks-Feyrer Park

Groundwater 100 people served
0 violations

Clackamas Co Pks-Barton Rv Park

All resolved
Groundwater 90 people served
1 violation (5yr) · All resolved

Clackamas Co Pks-N Fork Eagle

Groundwater 75 people served
0 violations

Clackamas Co Pks - Boones Ferry Marina

Groundwater 50 people served
0 violations

Shadado Inc-Bent Shovel Brewing Pub

All resolved
Groundwater 50 people served
6 violations (5yr) · All resolved

Parrott Creek Child & Family Srvs

All resolved
Groundwater 40 people served
4 violations (5yr) · All resolved

Oregon City Drive-In

Groundwater 30 people served
0 violations

Ped Manu. Limited

Groundwater 28 people served
0 violations

Wilhoit Springs

Groundwater 28 people served
0 violations

Northwest Pipeline Corp

Groundwater 28 people served
0 violations

S & K Meat Co

Groundwater 28 people served
0 violations

Pearsons Tavern

Groundwater 28 people served
0 violations

Carus Coffee Haus

Groundwater 25 people served
0 violations

Mulino Airport

Groundwater 25 people served
0 violations

Barton Park Primitive

All resolved
Groundwater 25 people served
2 violations (5yr) · All resolved

Redland Garage-%Dan Bauer

Groundwater 25 people served
0 violations

Liberty Natural Products

All resolved
Groundwater 24 people served
2 violations (5yr) · All resolved

Cascade East Comm Wtr Sys

Groundwater 23 people served
0 violations

Polehn Farm Water Association

Groundwater 22 people served
0 violations

Valley View Hts Ws-%Neal Young

Groundwater 22 people served
0 violations

Highland View Mobile Home Park

All resolved
Groundwater 21 people served
12 violations (5yr) · All resolved

Lewis Motel

Groundwater 20 people served
0 violations

C & S Farms

All resolved
Groundwater 10 people served
23 violations (5yr) · All resolved

South Fork Water Board

Surface water 0
0 violations

Barton Park

Groundwater 0
0 violations

Contaminants Found

Lead and Copper RuleHealth-Based

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

8 violations
All resolved
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

53 violations
All resolved
NitrateMonitoring

At high levels, nitrate can cause blue baby syndrome in infants.

7 violations
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

4 violations
All resolved
ArsenicMonitoring

A naturally occurring element that can cause cancer and other health effects at high levels.

2 violations
All resolved
E. COLIMonitoring
1 violation
All resolved
Public NoticeMonitoring
1 violation
All resolved
o-DichlorobenzeneMonitoring
1 violation
All resolved
1,2-DichloropropaneMonitoring
1 violation
All resolved
CHLOROBENZENEMonitoring
1 violation
All resolved
1,2,4-TrichlorobenzeneMonitoring
1 violation
All resolved
1,1-DichloroethyleneMonitoring
1 violation
All resolved
1,1,1-TrichloroethaneMonitoring
1 violation
All resolved
BenzeneMonitoring
1 violation
All resolved
TrichloroethyleneMonitoring
1 violation
All resolved
TolueneMonitoring
1 violation
All resolved
cis-1,2-DichloroethyleneMonitoring
1 violation
All resolved
1,2-DichloroethaneMonitoring
1 violation
All resolved
Carbon tetrachlorideMonitoring
1 violation
All resolved
EthylbenzeneMonitoring
1 violation
All resolved
trans-1,2-DichloroethyleneMonitoring
1 violation
All resolved
1,1,2-TrichloroethaneMonitoring
1 violation
All resolved
TetrachloroethyleneMonitoring
1 violation
All resolved
StyreneMonitoring
1 violation
All resolved
p-DichlorobenzeneMonitoring
1 violation
All resolved
Vinyl chlorideMonitoring
1 violation
All resolved
DICHLOROMETHANEMonitoring
1 violation
All resolved
COLIPHAGEMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
0.74 ppb measured Action level: 15 ppb

Sampled: Jul 2025

How Does This Compare?

Oregon City (97045) has more violations than 97% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 108.

Fewer violations 97th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

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