Drinking water quality · 2023
· Verified
What's in Ucmr5 — Minneapolis (2023), MN tap water
14 contaminants were measured in the Ucmr5 — Minneapolis (2023), MN water system's 2023 annual report. Each is shown below against its federal limit.
- Reporting year
- 2023
- Contaminants measured
- 14
- Over federal limit
- 0
- Approaching the limit
- 1
- Service area
- MN
PFAS — EPA UCMR5 (2023–2025)
1 PFAS compound detected in Ucmr5 — Minneapolis (2023), MN
The EPA finalized the first-ever federal drinking-water limits for six PFAS compounds in April 2024. These numbers come straight from EPA's UCMR5 lab dataset — every U.S. system serving more than 3,300 people tested every PFAS sample at an entry point to its distribution system. PFAS not listed below were either tested and not detected, or not yet sampled.
PFBA
● Detected (no federal limit)Where your water comes from · EPA SDWIS
Ucmr5 — Minneapolis (2023), MN's drinking water comes from surface water, drawn from 2 sources.
Source
- MISSISSIPPI RIVER · 2
Treatment
- TREATMENT PLANT 1 (Fridley)
- TREATMENT PLANT 2 (Col Hgts)
Distribution
Compliance history
Federal Safe Drinking Water Act violation & enforcement records (EPA SDWIS). A violation is a regulatory determination by the state or EPA — separate from the measured levels above.
- Treatment technique violationHealth-based2 violations on record · most recent Jul 2004resolved
Source: EPA SDWIS / ECHO. View the full federal record on EPA ECHO ↗
Disinfectants
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| ChloramineA longer-lasting disinfectant made by combining chlorine with ammonia. | 2.8–3.7 mg/LRangeof Detected Test Results | 4 mg/LMCLG | Approaching the limit |
Disinfection byproducts
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| TTHMTotal trihalomethanes — a group of four chemicals (including chloroform) formed when chlorine reacts with natural organic matter. | 10–58.3 ug/LRangeof Detected Test Results | None set | Within the limit |
| HAA5Haloacetic acids — a group of five disinfection byproducts formed when disinfectants react with organic matter. | 1–39 ug/LRangeof Detected Test Results | None set | Within the limit |
Inorganic chemicals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| FluorideA mineral often added to drinking water to help prevent tooth decay. | 0.66–0.71 mg/LRangeof Detected Test Results | 4 mg/LMCLG | Within the limit |
| NitrateA compound from fertilizer runoff, septic systems, and erosion of natural deposits. | 0.86 mg/LMaximumAverage or Highest Single Test Result | 10 mg/LMCLG | Within the limit |
| SulfateA naturally occurring mineral from rock and soil. | 27.3 mg/LMaximumAverage Result or Highest Single Test Result | None set | Detected — no federal limit |
Metals
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| LeadA toxic metal that leaches into water from old service lines, solder, and plumbing fixtures. | 2 ug/L90th percentileAt the tap | 0 ug/LMCLG | Within the limit |
| CopperA metal that enters water from corroding household plumbing. | 0.07 mg/L90th percentileAt the tap | 0 mg/LMCLG | Within the limit |
+By source (2)— of Detected Test Results, Number of Homes with High Levels
| |||
| SodiumA naturally occurring salt component. | 18.7 mg/LMaximumAverage Result or Highest Single Test Result | None set | Detected — no federal limit |
Physical & aggregate
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| TurbidityA measure of cloudiness from suspended particles in the water. | 0.11 NTUMaximumTest Result | None set | Within the limit |
| TOCTotal organic carbon — a measure of organic material dissolved in the water. | 59Averageof Percent Removal Achieved | None set | Detected — no federal limit |
PFAS ("forever chemicals")
| Contaminant | Measured | Federal limit | Status |
|---|---|---|---|
| Perfluorohexanoic acidPerfluorohexanoic acid, a shorter-chain PFAS 'forever chemical.' | 1 ng/LMaximumAverage Result or Highest Single Test Result | None set | Detected — no federal limit |
| Perfluoropentanoic acidPerfluoropentanoic acid, a shorter-chain PFAS 'forever chemical.' | 1 ng/LMaximumAverage Result or Highest Single Test Result | None set | Detected — no federal limit |
People also ask about Ucmr5 — Minneapolis (2023), MN's water
+Is Ucmr5 — Minneapolis (2023), MN tap water safe to drink in 2023?
Every one of the 14 contaminants measured in Ucmr5 — Minneapolis (2023), MN's 2023 Consumer Confidence Report is below its federal limit. "Safe" under the EPA's drinking-water standards is health-based, not aesthetic — but by those standards, no measured contaminant in this report exceeds its enforceable threshold. Individual health concerns (e.g. immunocompromised, infant, pregnancy) may warrant additional filtering regardless of compliance.
+What contaminants are in Ucmr5 — Minneapolis (2023), MN tap water?
14 contaminants were measured in Ucmr5 — Minneapolis (2023), MN's 2023 Consumer Confidence Report, spanning inorganic chemicals, metals, and pfas ("forever chemicals"). 5 have an enforceable federal limit; the rest are detected but unregulated. Every measured value, in the utility's own units, is on this page.
+Are any contaminants in Ucmr5 — Minneapolis (2023), MN tap water approaching the federal limit?
One contaminant is between 80% and 100% of the federal limit in this report: Chloramine. Approaching means measured but not in violation — a margin that can close quickly if conditions change.
+Where does the data on this page come from?
Every value is transcribed from Ucmr5 — Minneapolis (2023), MN's 2023 Consumer Confidence Report — the annual drinking-water report every U.S. public water utility is required by federal law to publish. The original source document is archived and viewable on this site. A water-quality report covers an entire service area, not a single address.
+How often is Ucmr5 — Minneapolis (2023), MN's water quality data updated?
Each U.S. public water utility publishes one Consumer Confidence Report per year, covering the prior calendar year's measurements. This page reflects the 2023 report; a new report will replace it once the utility publishes its next annual update.