Ingham County Water Quality: 3 Cities Ranked by the Records

Name: Ingham County Water Quality Data (2026)
Creator: PurityMap
License: https://creativecommons.org/licenses/by/4.0/

Ingham County, Michigan: 3 city reports built from EPA and utility records. A county has many suppliers; each city shows the system that serves it.

Find my system Open on the map Private wells in Ingham County

Across the county's systems

Highest result for each contaminant

One row per contaminant: the highest result any system in the county reported, against its limit. Open a row for the systems behind it.

LithiumDetected in 3 systems10 µg/L EPA health reference level (screening, not a legal limit) · US EPAHighest19.6 µg/L

LANSING BOARD OF WATER & LIGHT19.6 µg/LSample date: 2024-02-05 to 2024-08-08
MERIDIAN TOWNSHIP19.3 µg/LSample date: 2023-04-20 to 2024-01-10
EAST LANSING, CITY OF17.5 µg/LSample date: 2023-06-01 to 2023-12-14

Water hardnessDetected in 1 systemAesthetic, no federal health limit · USGSHighest5.7 gpg

LANSING BOARD OF WATER & LIGHT5.7 gpgReporting year: 2025

30 substances tested, none detected in any systemShow

Tested in these 3 systems: EAST LANSING, CITY OF, LANSING BOARD OF WATER & LIGHT, MERIDIAN TOWNSHIP

11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS)
1H, 1H, 2H, 2H-perfluorodecane sulfonic acid (8:2 FTS)
1H, 1H, 2H, 2H-perfluorohexane sulfonic acid (4:2 FTS)
1H, 1H, 2H, 2H-perfluorooctane sulfonic acid (6:2 FTS)
4,8-Dioxa-3H-perfluorononanoic acid (ADONA)
9-Chlorohexadecafluoro-3-oxanone-1-sulfonic acid (9Cl-PF3ONS)
Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals)
Lead (90th percentile)
N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA)
N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA)
Nonafluoro-3,6-dioxaheptanoic acid (NFDHA)
Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA)
Perfluoro-3-methoxypropanoic acid (PFMPA)
Perfluoro-4-methoxybutanoic acid (PFMBA)
Perfluorobutanesulfonic acid (PFBS)
Perfluorobutanoic acid (PFBA)
Perfluorodecanoic acid (PFDA)
Perfluorododecanoic acid (PFDoA)
Perfluoroheptanesulfonic acid (PFHpS)
Perfluoroheptanoic acid (PFHpA)
Perfluorohexanesulfonic acid (PFHxS)
Perfluorohexanoic acid (PFHxA)
Perfluorononanoic acid (PFNA)
Perfluorooctanesulfonic acid (PFOS)
Perfluorooctanoic acid (PFOA)
Perfluoropentanesulfonic acid (PFPeS)
Perfluoropentanoic acid (PFPeA)
Perfluorotetradecanoic acid (PFTA)
Perfluorotridecanoic acid (PFTrDA)
Perfluoroundecanoic acid (PFUnA)

3 cities

Cities ranked by the records

1
LansingLANSING BOARD OF WATER & LIGHT
No PFAS detected
Open city report →
2
East LansingEAST LANSING, CITY OF
No PFAS detected
Open city report →
3
OkemosMERIDIAN TOWNSHIP
No PFAS detected
Open city report →

Showing 3 of 3 cities · scores are system-level, not tap tests

Ranked by the Purity Score of each city's main water system, highest first. Scores belong to water systems; there is no county score. The score is computed only from contaminants measured in the published EPA record, so this ranks the record, not which city's water is safest. How the score works.

PFAS in Ingham CountyPFAS detected in 0 of 3 cities; none had a sample above a 2024 EPA limit

4.0 ng/L federal MCL · PFOS, ng/LPFAS in Michigan

Lead

0of 3 cities above the 15 µg/L action level

Based on each system's 90th-percentile result. Lead from household plumbing isn't in this record.

Lead in Michigan

Hard water

1city reports hardness · Lansing, 5.7 gpg

None above 7 gpg, the USGS threshold for hard water. An aesthetic measure with no federal health limit.

Hard water explained

Who supplies the county

Largest water systems

LansingLANSING BOARD OF WATER & LIGHT · MI0003760
166,000 served
East LansingEAST LANSING, CITY OF · MI0001990
33,000 served
OkemosMERIDIAN TOWNSHIP · MI0004260
25,600 served

Questions

Frequently asked

How does Ingham County tap water compare across cities?

PurityMap ranks 3 cities in Ingham County by the Purity Score of each city's main water system, computed only from contaminants measured in the published EPA record. Scores belong to water systems, not to cities. The highest published score is Lansing's main water system: LANSING BOARD OF WATER & LIGHT · PWSID MI0003760 · Purity Score 100 (Excellent) · Confidence: moderate · Assessed at the water-system level. The ranking compares the records, not which city's water is safest, and your own tap can differ with household plumbing.

How many Ingham County cities had a PFAS sample above a 2024 EPA limit?

None of the 3 Ingham County city reports had a PFAS sample above a 2024 EPA limit in EPA's UCMR 5 testing. PFAS were detected below the limit in 0.

Is there lead in Ingham County tap water?

Utilities report lead as a 90th-percentile result from home taps. 0 of 3 Ingham County cities reported a value above zero, and none was above the 15 µg/L federal action level. Lead usually comes from a building's own pipes and fixtures, so only a test at your tap tells you what you drink.

Does Ingham County have hard water?

Hardness is published in utility water-quality reports for 1 Ingham County city on record; the hardest is Lansing at 5.7 grains per gallon. Hardness affects scale and appliances; it is not a health finding.

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