Updated 2026-10-15
County water report

Oneida County Water Quality: 2 Cities Ranked by the Records

Oneida County, New York: 2 city reports built from EPA and utility records. A county has many suppliers; each city shows the system that serves it.

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.

Lead (90th percentile)Detected in 2 systems15 µg/L federal action level · US EPAHighest9 µg/L
Water hardnessDetected in 1 systemAesthetic, no federal health limit · USGSHighest1.3 gpg
30 substances tested, none detected in any systemShow

Tested in these 2 systems: MVWA - MOHAWK VALLEY WATER AUTHORITY, ROME CITY

  • 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)
  • Lithium
  • 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)
2 cities

Cities ranked by the records

  • 1
    RomeROME CITY
    No PFAS detectedLead below action level
    Open city report →
  • 2
    UticaMVWA - MOHAWK VALLEY WATER AUTHORITY
    No PFAS detectedLead below action level
    Open city report →
Showing 2 of 2 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 Oneida CountyPFAS detected in 0 of 2 cities; none had a sample above a 2024 EPA limit
4.0 ng/L federal MCL · PFOS, ng/LPFAS in New York
Lead

0of 2 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 New York
Hard water

1city reports hardness · Utica, 1.3 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

  1. UticaMVWA - MOHAWK VALLEY WATER AUTHORITY · NY3202411
    126,250 served
  2. RomeROME CITY · NY3202405
    31,795 served
Questions

Frequently asked

How does Oneida County tap water compare across cities?

PurityMap ranks 2 cities in Oneida 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 Rome's main water system: ROME CITY · PWSID NY3202405 · Purity Score 92 (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 Oneida County cities had a PFAS sample above a 2024 EPA limit?

None of the 2 Oneida 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 Oneida County tap water?

Utilities report lead as a 90th-percentile result from home taps. 2 of 2 Oneida 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 Oneida County have hard water?

Hardness is published in utility water-quality reports for 1 Oneida County city on record; the hardest is Utica at 1.3 grains per gallon. Hardness affects scale and appliances; it is not a health finding.

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