WaterVerge

Is Swartz Creek, MI Tap Water Safe to Drink?

Graded A-, with 5 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

6K residents served 1 water system PWSID: MI0006505
Overall Score
88.6 / 100
Violations
5 active
Last Updated
May 2026
Source
Purchased surface water
#153 of 520 in Michigan Top 21% nationally
Local Government
High data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
A-GRADE
Water Quality Grade
88.6/100
waterverge.com
A- 88.6/100

Swartz Creek, MI — Water Quality Report

Swartz Creek's drinking water received a grade of A- (88.6 out of 100), indicating good water quality. The city's 1 water system serves approximately 5,800 residents using purchased surface water.

Lead levels were measured at 0.0 ppb (90th percentile), well within EPA limits. PFAS testing under UCMR 5 found no detectable forever chemicals.

The system has 14 violations on record, including 3 health-based violations. 5 remain unresolved.

Data last updated: May 2026 · Source: EPA SDWIS, UCMR 5
Analysis

What to know about Swartz Creek's water

Swartz Creek ranks #153 out of 520 cities in Michigan for water quality, placing it mid-range in the state.

The city draws from surface water sources, which are more susceptible to seasonal runoff and agricultural contamination, requiring extensive multi-barrier treatment including coagulation, filtration, and disinfection.

Quality Breakdown

Water quality score

See methodology →
88.6 out of 100 Grade A-
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
39.6/45
B
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 0.0 ppb (90th percentile).
Contaminants
20/20
A
No PFAS compounds detected.
Compliance
5/10
D
Monitoring and reporting compliance with EPA regulations.
Source Risk
4/5
B
Water source: Purchased surface water.
Water Safety

Is Swartz Creek, MI water safe to drink?

Concerns Identified

Swartz Creek's drinking water has significant quality concerns based on EPA testing data. With a grade of A- (88.6/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 5,800 residents using surface water (rivers, lakes, or reservoirs).

5
Active Violations
0.0 ppb
Lead (90th %ile)
None
PFAS Detected
5 events
Disaster History

Recent water quality updates for Swartz Creek

A timeline of significant water quality events, violations, and data updates.

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Swartz Creek's water quality assessment. Grade: A- (88.6/100).

Violation
1 drinking water violation recorded

Contaminants: Consumer Confidence Rule.

Violation
1 drinking water violation recorded

1 health-based. Contaminants: Lead and Copper Rule.

Violation
1 drinking water violation recorded

1 health-based. Contaminants: Lead and Copper Rule.

Disaster
HURRICANE KATRINA EVACUATION

Federal disaster declaration (FEMA DR-3225). Hurricane event — may have impacted local water infrastructure.

Disaster
SEVERE STORMS & FLOODING

Federal disaster declaration (FEMA DR-774). Flood event — may have impacted local water infrastructure.

Key contaminant findings

Based on the most recent EPA sampling data for Swartz Creek's water supply.

Lead Within Limits
Detected: 0.0 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Swartz Creek's water system has 14 total violations on record, including 3 health-based violations. 5 remain unresolved. 3 violations were issued in the last 5 years.

OtherTTMONMR
Most recent violations:
Jul 2023 Consumer Confidence Rule Open
Jul 2021 Lead and Copper Rule Resolved
Jan 2021 Lead and Copper Rule Resolved
Nov 2020 Revised Total Coliform Rule Resolved
Jul 2020 Consumer Confidence Rule Open

Flood & environmental risk

Genesee County has experienced 5 federally declared disasters since 1975. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies. Local water sources include Swartz Creek, Flint River.

HURRICANE KATRINA EVACUATION
Hurricane FEMA DR-3225
SEVERE STORMS & FLOODING
Flood FEMA DR-774
SEVERE STORMS AND FLOODING
Flood FEMA DR-744

Where does Swartz Creek's water come from?

Swartz Creek's drinking water comes from surface water (rivers, lakes, or reservoirs), supplied by 1 water system serving approximately 5,800 people. Surface water sources are more susceptible to contamination from runoff, industrial discharge, and algal blooms, requiring extensive treatment. Nearby water bodies include Swartz Creek (river), Flint River (river).

What Swartz Creek residents can do

Install a water filter

Recommended: NSF-certified water filter. This addresses the specific contaminants found in Swartz Creek's water.

Request your utility's CCR

Your water utility is required to publish an annual Consumer Confidence Report (CCR) with detailed testing results. Ask for the latest copy or check your utility's website.

Monitor alerts during storms

Swartz Creek's area has a history of flooding. After severe weather, watch for boil water advisories from your local utility.

Data: EPA SDWIS, UCMR 5 (PFAS), FEMA, NOAA. Last updated May 2026.

Contaminant Alerts

Top contaminants to know

View all ↓
Lead (90th percentile)
Inorganic / Heavy Metal
Safe
0.0 ppb
EPA Action Level: 15 ppb · 0% of limit
Safe Level
PFAS Testing

Forever chemicals overview

National PFAS report →
30
Compounds tested
0
Detected
0
Exceed EPA MCL
Compliance Record

Violation summary

14
Total violations
3
Health-based
5
Active / unresolved
Jul 2023
Most recent violation
Compliance Record

Violations & advisories

14 Total
5 Active
3 Health-based
9 Resolved
Violations by category
Consumer Confidence Rule
3
Lead and Copper Rule
3
Stage 2 Disinfectants and Disinfection Byproducts Rule
3
Total Coliform Rule
3
Revised Total Coliform Rule
1
Jul 2023 Active
Consumer Confidence Rule
Other Violation 0
Jul 2020 Active
Consumer Confidence Rule
Other Violation 0
Jan 2009 Active
Stage 2 Disinfectants and Disinfection Byproducts Rule
Monitoring & Reporting
Monitoring & Reporting 0
Oct 1999 Active
Consumer Confidence Rule
Other Violation 0
Active
Compliance Violation
Monitoring 0
Jul 2021 Resolved
Lead and Copper Rule
Treatment Technique
Health-Based Health Resolved Dec 2021
Jan 2021 Resolved
Lead and Copper Rule
Treatment Technique
Health-Based Health Resolved Jun 2021
Nov 2020 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Nov 2020
Jul 2020 Resolved
Lead and Copper Rule
Treatment Technique
Health-Based Health Resolved Dec 2020
Oct 2007 Resolved
Total Haloacetic Acids (HAA5)
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 2008
Oct 2007 Resolved
TTHM
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 2008
May 2003 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved May 2003
Oct 2000 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Oct 2000
Jun 1998 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 1998
Industrial pollution

Top industrial polluters within 10 miles of Swartz Creek

Industrial polluters nearby

Reported releases to surface water by facilities near Swartz Creek, ranked by pounds discharged annually.

FacilityTop chemicalTo surface water (lbs/yr)Distance
SUPERIOR MATERIALS PLANT 20
Nonmetallic Mineral Product · VCNA PRAIRIE LLC
FLINT, MI48505
9.9 mi
MID STATE PLATING CO.
Fabricated Metals · NA
FLINT, MI48506
9.2 mi
PREMIERE PACKAGING LLC
Chemicals · NA
FLINT, MI48507
5.6 mi
WOODWORTH INC FLINT
Fabricated Metals · WOODWORTH INC
FLINT, MI48504
7.5 mi
GM TRUCK GROUP FLINT ASSEMBLY PLANT
Transportation Equipment · GENERAL MOTORS LLC
FLINT, MI48551
5.2 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Environmental Risk

Flood & disaster history

5
Declared disasters
Sep 2005
Most recent
Flood
Most common type

Genesee County has experienced 5 federally declared disasters since 1975. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3225
Sep 1986
SEVERE STORMS & FLOODING
Flood FEMA #774
Sep 1985
SEVERE STORMS AND FLOODING
Flood FEMA #744
Sep 1975
SEVERE STORMS, HIGH WINDS & FLOODING
Flood FEMA #486
Apr 1975
SEVERE STORMS, HIGH WINDS & FLOODING
Flood FEMA #465

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 0.0 15 ppb Inorganic Safe
11Cl-PF3OUdS ND HI µg/L PFAS Not Detected
4:2 FTS ND HI µg/L PFAS Not Detected
6:2 FTS ND HI µg/L PFAS Not Detected
8:2 FTS ND HI µg/L PFAS Not Detected
9Cl-PF3ONS ND HI µg/L PFAS Not Detected
ADONA ND HI µg/L PFAS Not Detected
HFPO-DA ND 0.01 µg/L PFAS Not Detected
lithium ND HI µg/L PFAS Not Detected
NEtFOSAA ND HI µg/L PFAS Not Detected
NFDHA ND HI µg/L PFAS Not Detected
NMeFOSAA ND HI µg/L PFAS Not Detected
PFBA ND HI µg/L PFAS Not Detected
PFBS ND HI µg/L PFAS Not Detected
PFDA ND HI µg/L PFAS Not Detected
PFDoA ND HI µg/L PFAS Not Detected
PFEESA ND HI µg/L PFAS Not Detected
PFHpA ND HI µg/L PFAS Not Detected
PFHpS ND HI µg/L PFAS Not Detected
PFHxA ND HI µg/L PFAS Not Detected
PFHxS ND HI µg/L PFAS Not Detected
PFMBA ND HI µg/L PFAS Not Detected
PFMPA ND HI µg/L PFAS Not Detected
PFNA ND HI µg/L PFAS Not Detected
PFOA ND 0.004 µg/L PFAS Not Detected
PFOS ND 0.004 µg/L PFAS Not Detected
PFPeA ND HI µg/L PFAS Not Detected
PFPeS ND HI µg/L PFAS Not Detected
PFTA ND HI µg/L PFAS Not Detected
PFTrDA ND HI µg/L PFAS Not Detected
PFUnA ND HI µg/L PFAS Not Detected
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level trend (90th percentile)

EPA action level: 15 ppb
Lead has decreased by 6.5 ppb from 1992 (6.5 ppb) to 2025 (0.0 ppb).
Contaminant Rankings

See how Swartz Creek compares by contaminant

Explore where Swartz Creek ranks among all Michigan cities for specific contaminants.

Infrastructure

Water source & infrastructure

Primary Source
Purchased Surface Water
Operator
Local Government
Population Served
5,800
Water Systems
1
Water Source

Where Swartz Creek's water comes from

Purchased Surface Water

Swartz Creek's drinking water comes primarily from surface water sources such as rivers, lakes, or reservoirs.

Surface water systems require multi-stage treatment including coagulation, sedimentation, filtration, and disinfection to meet EPA Safe Drinking Water Act standards.

These sources can be impacted by seasonal changes, stormwater runoff, upstream agriculture, and industrial discharge.

The system is operated by local government ownership and serves approximately 5,800 people through 1 water system.

Local Hydrology

Water bodies near Swartz Creek

Swartz Creek is located near 2 notable water bodies. As a surface water system, these water bodies may directly influence the city's drinking water supply.

Swartz Creek
river
Flint River
river
Infrastructure

Water systems serving Swartz Creek

System Name PWSID Population Source
SWARTZ CREEK, CITY OF MI0006505 5,800 SWP
Regional Comparison

How Swartz Creek compares

Full Michigan rankings →

Swartz Creek's score of 88.6/100 is above the average of 70/100 among major Michigan cities. It outscores 8 of 10 nearby cities.

Swartz Creek (this city)
88.6
Detroit
84.1
Ann Arbor
51.5
Lansing
57.3
Michigan avg
70
City Profile

About Swartz Creek, MI

Wikipedia →

Swartz Creek is a city in Genesee County in the U.S. state of Michigan. The population was 5,897 at the 2020 census. The city is a suburb of Flint and has incorporated land formerly within Flint Charter Township, Gaines Township, and Clayton Township, but is administratively autonomous from all three.

Economic Profile
$70,210
Median Income
$155,926
Median Home Value
$937/mo
Median Rent
0.9%
Unemployment
Community
43.2
Median Age
540
People / sq mi
22%
College Educated
71.4%
Homeownership
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Frequently asked questions

Is Swartz Creek, MI tap water safe to drink?

Swartz Creek's water quality earned a grade of A- (88.6/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #153 out of 520 cities tested in Michigan.

What contaminants are in Swartz Creek's water?

Lead was measured at 0.0 ppb (90th percentile). No PFAS compounds were detected. 14 violations are on record.

How is Swartz Creek's water quality grade calculated?

The grade is based on four factors: violation history (40%), lead and copper levels (25%), PFAS contamination (25%), and regulatory compliance (10%). The score is also adjusted based on how complete the available data is. See our methodology page for full details.

Do I need a water filter in Swartz Creek?

Based on current data, basic filtration should suffice for additional peace of mind.

Where does Swartz Creek's water come from?

Swartz Creek's water is sourced from Purchased surface water. The city has 1 water system serving approximately 5,800 residents.

What health violations has Swartz Creek's water system had?

Swartz Creek has 3 health-based violations on record. The most recent violation was recorded in July 2023. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 5 violations remain unresolved.

How does Swartz Creek's water compare to other cities?

Swartz Creek ranks #153 out of 520 cities in Michigan (better than 71% of state cities) and #3343 out of 15744 cities nationally (79th percentile). The grade of A- reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.