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States → Florida

MARCO ISLAND UTILITIES (CITY OF)

PWS ID: FL5110183 · MARCO ISLAND, Florida 34145

PFAS Detected

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

Population Served
31,830
Total Violations
52
Health-Based Violations
10
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Private
Connections
10,301
County
Collier
School/Daycare
No
MCL Violations
6
Monitoring Violations
31
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 10 2012
TTHM MR 6 2024
Coliform (TCR) MCL 6 1995
Interim Enhanced Surface Water Treatment Rule TT 4 2006
Nitrate MR 4 1993
Interim Enhanced Surface Water Treatment Rule MR 4 2006
Total Haloacetic Acids (HAA5) MR 3 2024
Stage 2 Disinfectants and Disinfection Byproducts Rule MR 2 2007
Lead and Copper Rule MR 1 2021
Consumer Confidence Rule Other 1 2024
Revised Total Coliform Rule MON 1 2024

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 7 of 215 samples detected PFAS.

Contaminant Date Result MRL Status
NMeFOSAA 9/24/2024 <0.006 µg/L 0.006 µg/L Not Detected
PFTA 9/24/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 9/24/2024 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 9/24/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFNA 8/29/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 8/29/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 8/29/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 8/29/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 8/29/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFDoA 8/29/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 8/29/2024 0.0032 µg/L 0.003 µg/L Detected
PFMPA 8/29/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFBS 8/29/2024 0.0047 µg/L 0.003 µg/L Detected
PFPeA 8/29/2024 0.0086 µg/L 0.003 µg/L Detected
PFPeS 8/29/2024 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 8/29/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFHpS 8/29/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 8/29/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 8/29/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 8/29/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 8/29/2024 0.0062 µg/L 0.003 µg/L Detected
PFEESA 8/29/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 8/29/2024 0.0092 µg/L 0.005 µg/L Detected
6:2 FTS 8/29/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFOA 8/29/2024 0.0066 µg/L 0.004 µg/L Detected
11Cl-PF3OUdS 8/29/2024 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 8/29/2024 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 8/29/2024 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 8/29/2024 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 8/20/2024 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 8/20/2024 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 8/20/2024 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 8/20/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 8/20/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFBA 8/20/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFHxA 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 8/20/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 8/20/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 8/20/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 8/20/2024 <0.005 µg/L 0.005 µg/L Not Detected
lithium 8/20/2024 <9 µg/L 9 µg/L Not Detected
PFHpA 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 8/20/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 8/20/2024 <0.003 µg/L 0.003 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.