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Community Water System · PWS MN1270005

Brooklyn Park

Brooklyn Park, Minnesota 55443 - drinking water served from groundwater sources to 89,995 people, tracked in EPA SDWIS and UCMR5.

89,995
People served
21
EPA violations
0
Health-based
5 PFAS
UCMR5 result

The verdict

EPA records 21 drinking-water violations at Brooklyn Park - above the Minnesota per-system average, and UCMR5 testing detected 5 PFAS compounds.

21
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
89,995
People served by this system
5
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Brooklyn Park

Brooklyn Park is a local-owned community water system that delivers drinking water to 89,995 residents in Brooklyn Park, Minnesota (Hennepin County) through 23,270 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 21 total violations for this system , of which 0 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 19 monitoring and reporting violations are on file. The most recent violation on record dates to 2021.

The most frequently cited contaminant at this system is Lead and Copper Rule, recorded in 9 violations (MR). Under EPA's UCMR5 PFAS monitoring program, 5 PFAS compounds were detected in samples collected from this system, with a maximum reported concentration of 24.4 ppt (parts per trillion). PFAS are persistent synthetic chemicals linked to health effects at very low exposure levels.

Across Minnesota, EPA tracks 6,557 public water systems serving 5,239,398 people, with 59,895 cumulative violations and 36,496 health-based violations on record. About 52% of systems in the state carry at least one violation, and state-wide the average per system is 9.1 violations. Statewide, 149 of 196 UCMR5-tested systems have reported PFAS detections (76%).

Brooklyn Park's 21 violations sit above the Minnesota average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

PFAS Detected

5 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.

Population Served
89,995
Total Violations
21
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
23,270
County
Hennepin
School/Daycare
No
MCL Violations
0
Monitoring Violations
19
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 9 2020
Total Haloacetic Acids (HAA5) MR 5 2021
TTHM MR 5 2021

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 20 of 290 samples detected PFAS.

Contaminant Date Result MRL Status
PFEESA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 4/8/2025 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 4/8/2025 <2.00 ppt 2.00 ppt Not Detected
ADONA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 4/8/2025 <5.00 ppt 5.00 ppt Not Detected
PFBA 4/8/2025 23.70 ppt 5.00 ppt Detected
4:2 FTS 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 4/8/2025 <5.00 ppt 5.00 ppt Not Detected
PFMPA 4/8/2025 <4.00 ppt 4.00 ppt Not Detected
11Cl-PF3OUdS 4/8/2025 <5.00 ppt 5.00 ppt Not Detected
PFMBA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFDoA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
NFDHA 4/8/2025 <20.00 ppt 20.00 ppt Not Detected
PFPeS 4/8/2025 <4.00 ppt 4.00 ppt Not Detected
PFPeA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFOS 4/8/2025 4.00 ppt 4.00 ppt Detected
PFTA 4/8/2025 <8.00 ppt 8.00 ppt Not Detected
PFHpS 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFHxS 4/8/2025 4.20 ppt 3.00 ppt Detected
PFHpA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 4/8/2025 <6.00 ppt 6.00 ppt Not Detected
PFNA 4/8/2025 <4.00 ppt 4.00 ppt Not Detected
PFUnA 4/8/2025 <2.00 ppt 2.00 ppt Not Detected
PFOA 4/8/2025 <4.00 ppt 4.00 ppt Not Detected
PFDA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFBS 4/8/2025 3.20 ppt 3.00 ppt Detected
NEtFOSAA 4/8/2025 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 4/8/2025 <7.00 ppt 7.00 ppt Not Detected
PFHxA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFHpS 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFNA 4/8/2025 <4.00 ppt 4.00 ppt Not Detected
PFTA 4/8/2025 <8.00 ppt 8.00 ppt Not Detected
PFTrDA 4/8/2025 <7.00 ppt 7.00 ppt Not Detected
NEtFOSAA 4/8/2025 <5.00 ppt 5.00 ppt Not Detected
NFDHA 4/8/2025 <20.00 ppt 20.00 ppt Not Detected
NMeFOSAA 4/8/2025 <6.00 ppt 6.00 ppt Not Detected
PFBS 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFHpA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFHxS 4/8/2025 3.70 ppt 3.00 ppt Detected
PFOS 4/8/2025 9.50 ppt 4.00 ppt Detected
PFOA 4/8/2025 9.60 ppt 4.00 ppt Detected
PFDA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFDoA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFPeS 4/8/2025 <4.00 ppt 4.00 ppt Not Detected
PFUnA 4/8/2025 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 4/8/2025 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 4/8/2025 <2.00 ppt 2.00 ppt Not Detected
ADONA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 4/8/2025 <5.00 ppt 5.00 ppt Not Detected
PFBA 4/8/2025 18.50 ppt 5.00 ppt Detected

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Brooklyn Park.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID MN1270005 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Minnesota Drinking Water Authority

Minnesota's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find MN regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2021 Total Haloacetic Acids (HAA5) MR 5 SDWIS / MN1270005 / 2456
2021 TTHM MR 5 SDWIS / MN1270005 / 2950
2020 Lead and Copper Rule MR 9 SDWIS / MN1270005 / 5000

How Brooklyn Park Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Brooklyn Park Minnesota avg Federal benchmark
Total violations 21 9.1 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 0 5.6 Indicates a contaminant exceeded a federal MCL
PFAS detection 5 compounds 76% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 89,995 799 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 6,557 regulated public water systems in Minnesota.

Federal MCL reference, Safe Drinking Water Act thresholds
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Brooklyn Park water safe to drink?
Brooklyn Park (PWS ID: MN1270005) has 21 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 5 PFAS compounds found. This system serves 89,995 people using Groundwater sources.
How many people does Brooklyn Park serve?
Brooklyn Park serves 89,995 people in Brooklyn Park, Minnesota. It is a Local-owned system using Groundwater water sources with 23,270 service connections.
What type of violations does Brooklyn Park have?
Brooklyn Park has 21 total violations: 0 health-based violations (MCL exceedances or treatment failures), 19 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Brooklyn Park water?
Yes. UCMR5 testing detected 5 PFAS compounds in Brooklyn Park's water supply: PFBA, PFOS, PFHxS, PFBS, PFOA. PFAS are persistent "forever chemicals" that do not break down in the environment.
What water source does Brooklyn Park use?
Brooklyn Park uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from?
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.
Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.