PlainWater

AIBONITO LA PLATA

PWS ID: PR0004545 · AIBONITO, Puerto Rico 00653

PFAS Detected

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

Population Served
16,202
Total Violations
1,302
Health-Based Violations
136
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
6,068
County
Aibonito Municipio
School/Daycare
No
MCL Violations
40
Monitoring Violations
1,148
Treatment Tech Violations
96

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
CARBON, TOTAL TT 47 2014
cis-1,2-Dichloroethylene MR 36 2017
o-Dichlorobenzene MR 36 2017
p-Dichlorobenzene MR 36 2017
Vinyl chloride MR 36 2017
1,2-Dichloroethane MR 36 2017
Carbon tetrachloride MR 36 2017
1,2-Dichloropropane MR 36 2017
1,1,2-Trichloroethane MR 36 2017
Tetrachloroethylene MR 36 2017
CHLOROBENZENE MR 36 2017
Toluene MR 36 2017
Styrene MR 36 2017
1,2,4-Trichlorobenzene MR 36 2017
1,1-Dichloroethylene MR 36 2017
1,1,1-Trichloroethane MR 36 2017
Benzene MR 36 2017
Xylenes, Total MR 36 2017
DICHLOROMETHANE MR 36 2017
Trichloroethylene MR 36 2017
Ethylbenzene MR 36 2017
trans-1,2-Dichloroethylene MR 36 2017
Surface Water Treatment Rule TT 27 2001
Interim Enhanced Surface Water Treatment Rule TT 22 2016
Coliform (TCR) MCL 19 2015
TTHM MCL 18 2020
Heptachlor MR 13 2024
Endrin MR 12 2024
Methoxychlor MR 12 2024
Toxaphene MR 12 2024

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 18 of 300 samples detected PFAS.

Contaminant Date Result MRL Status
PFHpA 9/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 9/20/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 9/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 9/20/2023 0.0467 µg/L 0.004 µg/L Detected
PFHxS 9/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 9/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 9/20/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFMBA 9/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
lithium 9/20/2023 <9 µg/L 9 µg/L Not Detected
PFBS 9/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 9/20/2023 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 9/20/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFTA 9/20/2023 <0.008 µg/L 0.008 µg/L Not Detected
8:2 FTS 9/20/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 9/20/2023 <0.007 µg/L 0.007 µg/L Not Detected
PFDoA 9/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 9/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 9/20/2023 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 9/20/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 9/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 9/20/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFHxA 9/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 9/20/2023 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 9/20/2023 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 9/20/2023 <0.002 µg/L 0.002 µg/L Not Detected
HFPO-DA 9/20/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 9/20/2023 <0.004 µg/L 0.004 µg/L Not Detected
6:2 FTS 9/20/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 9/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 9/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 9/20/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFDoA 9/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
lithium 9/20/2023 <9 µg/L 9 µg/L Not Detected
PFHpS 9/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 9/20/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFEESA 9/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 9/20/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFBS 9/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 9/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 9/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 9/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 9/20/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFOS 9/20/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 9/20/2023 <0.004 µg/L 0.004 µg/L Not Detected
9Cl-PF3ONS 9/20/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFDA 9/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 9/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 9/20/2023 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 9/20/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 9/20/2023 <0.005 µg/L 0.005 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.