Milwaukie, OR Tap Water Quality 2026

Water quality report for Milwaukie, OR — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

A look at Milwaukie's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.

Main Utility: Milwaukie, City Of PWSID: OR4100528 Updated: 2026 Q2

⚠️

PFAS above the federal limit at 2 of 3 sampling points

Lead was not detected and no violations are open. However, PFAS exceeds the federal limit at 2 of 3 sampling points, running as high as 1.66 times the limit.

Milwaukie earns a B for water quality

Graded on violations, lead, and PFAS, with state inspection findings.

Lead: not detected

PFAS above the federal limit at 2 of 3 sampling points

127 violations since 2015, 0 health-based

No violations currently open

Milwaukie's lead level vs. all Oregon community water systems

0 ppb5 ppb10 ppb15 ppb

Lead level: Not detected — 0% of the federal action level

✓ Lower lead than % of Oregon utilities

Population Served

18967

~7480 connections

Water Source

Groundwater

Drawn from wells — SDWIS source code GW

Active Violations

127 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)

90th percentile of tap samples collected across the distribution system

0% of EPA action level

Not detected

Action level: 15 ppb

Lead was not detected at the 90th percentile — the result fell below the laboratory detection limit. That is not the same as an absence of lead in every tap, and older homes with lead service lines can still show higher readings.

Contaminant Violations (2015–Present)

Contaminant	Type	Measured	Limit	Period	Status
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2025	Resolved
COLIPHAGE	MONITORING AND REPORTING	—	—	2024	Resolved
COLIPHAGE	MONITORING AND REPORTING	—	—	2024	Resolved
Tetrachloroethylene	MONITORING AND REPORTING	—	0.005 mg/L	2024	Resolved
Trichloroethylene	MONITORING AND REPORTING	—	0.005 mg/L	2024	Resolved
cis-1,2-Dichloroethylene	MONITORING AND REPORTING	—	0.07 mg/L	2024	Resolved
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2024	Resolved
Total Haloacetic Acids (HAA5)	MONITORING AND REPORTING	—	0.060 mg/L	2024	Resolved
E. COLI	MONITORING AND REPORTING	—	0	2023	Resolved
Consumer Confidence Rule	OTHER	—	—	2023	Resolved
Lead and Copper Rule	MONITORING AND REPORTING	—	TT	2022	Resolved
cis-1,2-Dichloroethylene	MONITORING AND REPORTING	—	0.07 mg/L	2022	Resolved
Trichloroethylene	MONITORING AND REPORTING	—	0.005 mg/L	2022	Resolved
Tetrachloroethylene	MONITORING AND REPORTING	—	0.005 mg/L	2022	Resolved
Nitrate	MONITORING AND REPORTING	—	10 mg/L	2021	Resolved
Nitrate	MONITORING AND REPORTING	—	10 mg/L	2021	Resolved
Nitrate	MONITORING AND REPORTING	—	10 mg/L	2021	Resolved
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2020	Resolved
Total Haloacetic Acids (HAA5)	MONITORING AND REPORTING	—	0.060 mg/L	2020	Resolved
COLIPHAGE	MONITORING AND REPORTING	—	—	2020	Resolved
COLIPHAGE	MONITORING AND REPORTING	—	—	2020	Resolved
COLIPHAGE	MONITORING AND REPORTING	—	—	2020	Resolved
COLIPHAGE	MONITORING AND REPORTING	—	—	2020	Resolved
COLIPHAGE	MONITORING AND REPORTING	—	—	2020	Resolved
COLIPHAGE	MONITORING AND REPORTING	—	—	2020	Resolved
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2019	Resolved
Total Haloacetic Acids (HAA5)	MONITORING AND REPORTING	—	0.060 mg/L	2019	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2018	Resolved
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2017	Resolved
Total Haloacetic Acids (HAA5)	MONITORING AND REPORTING	—	0.060 mg/L	2017	Resolved
Endrin	MONITORING AND REPORTING	—	0.002 mg/L	2017–2019	Resolved
BHC-GAMMA	MONITORING AND REPORTING	—	0.0002 mg/L	2017–2019	Resolved
Methoxychlor	MONITORING AND REPORTING	—	0.04 mg/L	2017–2019	Resolved
Toxaphene	MONITORING AND REPORTING	—	0.003 mg/L	2017–2019	Resolved
Dalapon	MONITORING AND REPORTING	—	0.2 mg/L	2017–2019	Resolved
Diquat	MONITORING AND REPORTING	—	0.02 mg/L	2017–2019	Resolved
Endothall	MONITORING AND REPORTING	—	0.1 mg/L	2017–2019	Resolved
Glyphosate	MONITORING AND REPORTING	—	0.7 mg/L	2017–2019	Resolved
Di(2-ethylhexyl) adipate	MONITORING AND REPORTING	—	0.4 mg/L	2017–2019	Resolved
OXAMYL	MONITORING AND REPORTING	—	0.2 mg/L	2017–2019	Resolved
Simazine	MONITORING AND REPORTING	—	0.004 mg/L	2017–2019	Resolved
Di(2-ethylhexyl) phthalate	MONITORING AND REPORTING	—	0.006 mg/L	2017–2019	Resolved
Picloram	MONITORING AND REPORTING	—	0.5 mg/L	2017–2019	Resolved
Dinoseb	MONITORING AND REPORTING	—	0.007 mg/L	2017–2019	Resolved
Hexachlorocyclopentadiene	MONITORING AND REPORTING	—	0.05 mg/L	2017–2019	Resolved
Carbofuran	MONITORING AND REPORTING	—	0.04 mg/L	2017–2019	Resolved
Atrazine	MONITORING AND REPORTING	—	0.003 mg/L	2017–2019	Resolved
LASSO	MONITORING AND REPORTING	—	—	2017–2019	Resolved
Heptachlor	MONITORING AND REPORTING	—	0.0004 mg/L	2017–2019	Resolved
Heptachlor epoxide	MONITORING AND REPORTING	—	0.0002 mg/L	2017–2019	Resolved
2,4-D	MONITORING AND REPORTING	—	0.07 mg/L	2017–2019	Resolved
2,4,5-TP	MONITORING AND REPORTING	—	0.05 mg/L	2017–2019	Resolved
HEXACHLOROBENZENE	MONITORING AND REPORTING	—	0.001 mg/L	2017–2019	Resolved
Benzo(a)pyrene	MONITORING AND REPORTING	—	0.0002 mg/L	2017–2019	Resolved
Pentachlorophenol	MONITORING AND REPORTING	—	0.001 mg/L	2017–2019	Resolved
Total Polychlorinated Biphenyls (PCB)	MONITORING AND REPORTING	—	0.0005 mg/L	2017–2019	Resolved
1,2-DIBROMO-3-CHLOROPROPANE	MONITORING AND REPORTING	—	0.0002 mg/L	2017–2019	Resolved
ETHYLENE DIBROMIDE	MONITORING AND REPORTING	—	0.00005 mg/L	2017–2019	Resolved
Chlordane	MONITORING AND REPORTING	—	0.002 mg/L	2017–2019	Resolved
Endrin	MONITORING AND REPORTING	—	0.002 mg/L	2017–2019	Resolved
BHC-GAMMA	MONITORING AND REPORTING	—	0.0002 mg/L	2017–2019	Resolved
Methoxychlor	MONITORING AND REPORTING	—	0.04 mg/L	2017–2019	Resolved
Toxaphene	MONITORING AND REPORTING	—	0.003 mg/L	2017–2019	Resolved
Dalapon	MONITORING AND REPORTING	—	0.2 mg/L	2017–2019	Resolved
Diquat	MONITORING AND REPORTING	—	0.02 mg/L	2017–2019	Resolved
Endothall	MONITORING AND REPORTING	—	0.1 mg/L	2017–2019	Resolved
Glyphosate	MONITORING AND REPORTING	—	0.7 mg/L	2017–2019	Resolved
Di(2-ethylhexyl) adipate	MONITORING AND REPORTING	—	0.4 mg/L	2017–2019	Resolved
OXAMYL	MONITORING AND REPORTING	—	0.2 mg/L	2017–2019	Resolved
Simazine	MONITORING AND REPORTING	—	0.004 mg/L	2017–2019	Resolved
Di(2-ethylhexyl) phthalate	MONITORING AND REPORTING	—	0.006 mg/L	2017–2019	Resolved
Picloram	MONITORING AND REPORTING	—	0.5 mg/L	2017–2019	Resolved
Dinoseb	MONITORING AND REPORTING	—	0.007 mg/L	2017–2019	Resolved
Hexachlorocyclopentadiene	MONITORING AND REPORTING	—	0.05 mg/L	2017–2019	Resolved
Carbofuran	MONITORING AND REPORTING	—	0.04 mg/L	2017–2019	Resolved
Atrazine	MONITORING AND REPORTING	—	0.003 mg/L	2017–2019	Resolved
LASSO	MONITORING AND REPORTING	—	—	2017–2019	Resolved
Heptachlor	MONITORING AND REPORTING	—	0.0004 mg/L	2017–2019	Resolved
Heptachlor epoxide	MONITORING AND REPORTING	—	0.0002 mg/L	2017–2019	Resolved
2,4-D	MONITORING AND REPORTING	—	0.07 mg/L	2017–2019	Resolved
2,4,5-TP	MONITORING AND REPORTING	—	0.05 mg/L	2017–2019	Resolved
HEXACHLOROBENZENE	MONITORING AND REPORTING	—	0.001 mg/L	2017–2019	Resolved
Benzo(a)pyrene	MONITORING AND REPORTING	—	0.0002 mg/L	2017–2019	Resolved
Pentachlorophenol	MONITORING AND REPORTING	—	0.001 mg/L	2017–2019	Resolved
Total Polychlorinated Biphenyls (PCB)	MONITORING AND REPORTING	—	0.0005 mg/L	2017–2019	Resolved
1,2-DIBROMO-3-CHLOROPROPANE	MONITORING AND REPORTING	—	0.0002 mg/L	2017–2019	Resolved
ETHYLENE DIBROMIDE	MONITORING AND REPORTING	—	0.00005 mg/L	2017–2019	Resolved
Chlordane	MONITORING AND REPORTING	—	0.002 mg/L	2017–2019	Resolved
Endrin	MONITORING AND REPORTING	—	0.002 mg/L	2017–2019	Resolved
BHC-GAMMA	MONITORING AND REPORTING	—	0.0002 mg/L	2017–2019	Resolved
Methoxychlor	MONITORING AND REPORTING	—	0.04 mg/L	2017–2019	Resolved
Toxaphene	MONITORING AND REPORTING	—	0.003 mg/L	2017–2019	Resolved
Dalapon	MONITORING AND REPORTING	—	0.2 mg/L	2017–2019	Resolved
Diquat	MONITORING AND REPORTING	—	0.02 mg/L	2017–2019	Resolved
Endothall	MONITORING AND REPORTING	—	0.1 mg/L	2017–2019	Resolved
Glyphosate	MONITORING AND REPORTING	—	0.7 mg/L	2017–2019	Resolved
Di(2-ethylhexyl) adipate	MONITORING AND REPORTING	—	0.4 mg/L	2017–2019	Resolved
OXAMYL	MONITORING AND REPORTING	—	0.2 mg/L	2017–2019	Resolved
Simazine	MONITORING AND REPORTING	—	0.004 mg/L	2017–2019	Resolved
Di(2-ethylhexyl) phthalate	MONITORING AND REPORTING	—	0.006 mg/L	2017–2019	Resolved
Picloram	MONITORING AND REPORTING	—	0.5 mg/L	2017–2019	Resolved
Dinoseb	MONITORING AND REPORTING	—	0.007 mg/L	2017–2019	Resolved
Hexachlorocyclopentadiene	MONITORING AND REPORTING	—	0.05 mg/L	2017–2019	Resolved
Carbofuran	MONITORING AND REPORTING	—	0.04 mg/L	2017–2019	Resolved
Atrazine	MONITORING AND REPORTING	—	0.003 mg/L	2017–2019	Resolved
LASSO	MONITORING AND REPORTING	—	—	2017–2019	Resolved
Heptachlor	MONITORING AND REPORTING	—	0.0004 mg/L	2017–2019	Resolved
Heptachlor epoxide	MONITORING AND REPORTING	—	0.0002 mg/L	2017–2019	Resolved
2,4-D	MONITORING AND REPORTING	—	0.07 mg/L	2017–2019	Resolved
2,4,5-TP	MONITORING AND REPORTING	—	0.05 mg/L	2017–2019	Resolved
HEXACHLOROBENZENE	MONITORING AND REPORTING	—	0.001 mg/L	2017–2019	Resolved
Benzo(a)pyrene	MONITORING AND REPORTING	—	0.0002 mg/L	2017–2019	Resolved
Pentachlorophenol	MONITORING AND REPORTING	—	0.001 mg/L	2017–2019	Resolved
Total Polychlorinated Biphenyls (PCB)	MONITORING AND REPORTING	—	0.0005 mg/L	2017–2019	Resolved
1,2-DIBROMO-3-CHLOROPROPANE	MONITORING AND REPORTING	—	0.0002 mg/L	2017–2019	Resolved
ETHYLENE DIBROMIDE	MONITORING AND REPORTING	—	0.00005 mg/L	2017–2019	Resolved
Chlordane	MONITORING AND REPORTING	—	0.002 mg/L	2017–2019	Resolved
Gross Alpha, Excl. Radon and U	MONITORING AND REPORTING	—	15 pCi/L	2017–2025	Archived
Gross Alpha, Excl. Radon and U	MONITORING AND REPORTING	—	15 pCi/L	2017–2025	Archived
Combined Radium (-226 and -228)	MONITORING AND REPORTING	—	5 pCi/L	2017–2025	Archived
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2016	Resolved
Total Haloacetic Acids (HAA5)	MONITORING AND REPORTING	—	0.060 mg/L	2016	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2016	Archived
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2016	Resolved
Total Haloacetic Acids (HAA5)	MONITORING AND REPORTING	—	0.060 mg/L	2016	Resolved
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2015	Resolved
Total Haloacetic Acids (HAA5)	MONITORING AND REPORTING	—	0.060 mg/L	2015	Resolved

Understanding violation types MCL violations mean a contaminant exceeded the federal maximum limit — the most serious type.
TT (Treatment Technique) violations mean required treatment procedures weren't followed, but don't necessarily mean contamination occurred.

Violation History

127 violations are on record since 2015, of which 0 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Milwaukie, City Of

PWSID OR4100528

Water source Groundwater — Drawn from wells — SDWIS source code GW

Population served 18,967

Service connections 7,480

Systems serving this area 4

Regulator State primacy agency

Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Milwaukie tap water safe to drink? ▼

It meets most federal standards, but PFAS exceeds the federal limit at 2 of 3 sampling points. No violations are currently open.

Does Milwaukie water have PFAS? ▼

Yes. PFAS exceeds the federal limit at 2 of 3 sampling points, running as high as 1.66 times the limit. Limits are enforced on a running annual average at each sampling point, not on a single sample.

Who supplies water to Milwaukie? ▼

Milwaukie, City Of (PWSID OR4100528), one of 4 systems serving this area. Groundwater. Drawn from wells — SDWIS source code GW

When was this system last inspected? ▼

It was last inspected on 2023-05-11. No significant deficiencies were recorded.

What Should Milwaukie Residents Do?

Consider a reverse-osmosis filter

Reverse osmosis removes more than 95% of PFAS. Standard carbon pitchers do not.

Check for a lead service line

Lead reaches tap water mainly through service lines and household plumbing. Suppliers now publish an inventory identifying lead lines.

Flush before drinking

If water has sat in pipes more than six hours, run the cold tap for two minutes before drinking or cooking.

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