PlainWater
StatesOhio

AMHERST CITY PWS

PWS ID: OH4700003 · AMHERST, Ohio 44001

Population Served
11,797
Total Violations
9
Health-Based Violations
0
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
6,100
County
Lorain
School/Daycare
No
MCL Violations
0
Monitoring Violations
6
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 6 2009
Consumer Confidence Rule Other 3 2021

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 240 samples detected PFAS.

Contaminant Date Result MRL Status
PFHxA 7/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 7/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 7/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 7/26/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 7/26/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 7/26/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 7/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 7/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
lithium 7/26/2023 <9 µg/L 9 µg/L Not Detected
PFMBA 7/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 7/26/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFBS 7/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 7/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 7/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 7/26/2023 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 7/26/2023 <0.02 µg/L 0.02 µg/L Not Detected
11Cl-PF3OUdS 7/26/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFPeA 7/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 7/26/2023 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 7/26/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 7/26/2023 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 7/26/2023 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 7/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 7/26/2023 <0.002 µg/L 0.002 µg/L Not Detected
4:2 FTS 7/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 7/26/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFPeS 7/26/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHpA 7/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 7/26/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 7/26/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 7/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 7/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 7/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
lithium 7/26/2023 <9 µg/L 9 µg/L Not Detected
NFDHA 7/26/2023 <0.02 µg/L 0.02 µg/L Not Detected
ADONA 7/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 7/26/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFOA 7/26/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 7/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 7/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 7/26/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFHxA 7/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 7/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 7/26/2023 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 7/26/2023 <0.002 µg/L 0.002 µg/L Not Detected
HFPO-DA 7/26/2023 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 7/26/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 7/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 7/26/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 7/26/2023 <0.004 µg/L 0.004 µg/L Not Detected
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.