PlainWater
States → New Mexico

SILVER CITY WATER SYSTEM

PWS ID: NM3522609 · SILVER CITY, New Mexico 88062

PFAS Detected

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

Population Served
14,400
Total Violations
34
Health-Based Violations
9
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
7,445
County
Grant
School/Daycare
No
MCL Violations
7
Monitoring Violations
18
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 7 2009
TTHM MR 4 2013
Total Haloacetic Acids (HAA5) MR 4 2013
Revised Total Coliform Rule MON 4 2019
Chlorine MR 4 2019
Groundwater Rule TT 2 2014
Asbestos MR 2 2002
Public Notice Other 1 2009

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 4 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
4:2 FTS 6/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 6/5/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 6/5/2023 <0.007 µg/L 0.007 µg/L Not Detected
PFHpS 6/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 6/5/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFBS 6/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 6/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 6/5/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 6/5/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 6/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 6/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 6/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 6/5/2023 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 6/5/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 6/5/2023 <0.004 µg/L 0.004 µg/L Not Detected
ADONA 6/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 6/5/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFBA 6/5/2023 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 6/5/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFNA 6/5/2023 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 6/5/2023 <0.005 µg/L 0.005 µg/L Not Detected
NEtFOSAA 6/5/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFPeA 6/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 6/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 6/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 6/5/2023 <0.02 µg/L 0.02 µg/L Not Detected
9Cl-PF3ONS 6/5/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFHpA 6/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 6/5/2023 <0.006 µg/L 0.006 µg/L Not Detected
lithium 6/5/2023 83.3000 µg/L 9 µg/L Detected
NEtFOSAA 6/5/2023 <0.005 µg/L 0.005 µg/L Not Detected
8:2 FTS 6/5/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 6/5/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 6/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 6/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 6/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 6/5/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFPeS 6/5/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 6/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFTrDA 6/5/2023 <0.007 µg/L 0.007 µg/L Not Detected
NMeFOSAA 6/5/2023 <0.006 µg/L 0.006 µg/L Not Detected
ADONA 6/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 6/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 6/5/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFHxS 6/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 6/5/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFBS 6/5/2023 <0.003 µg/L 0.003 µg/L Not Detected
lithium 6/5/2023 50.5000 µg/L 9 µg/L Detected
PFNA 6/5/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 6/5/2023 <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.