MDWASA/REX UTILITIES

FL Β· PWS ID FL4131202 Β· Community water system

100
contaminants tested
25
detected
45,200
people served
Water source
Ground water
Ownership
Local government
Counties served
Miami-Dade

PFAS detected

β€œForever chemicals” from UCMR-5 β€” the only fresh nationwide measurements (2023–2025).
ContaminantMaxDetection ratePeriod
PFBS 0.0170 ug/L 10/10 2025
PFOS 0.0374 ug/L 10/10 2025
PFBA 0.0098 ug/L 9/10 2025
PFHpA 0.0066 ug/L 6/10 2025
PFHxA 0.0111 ug/L 6/10 2025
PFOA 0.0106 ug/L 6/10 2025
PFPeA 0.0146 ug/L 6/10 2025
PFHxS 0.0038 ug/L 5/10 2025

Other contaminants detected

ContaminantMaxDetection rateSourcePeriod
Nitrate 7500 UG/L 264/264 SYR4 2012–2019
TTHM 87.4 UG/L 133/134 SYR4 2012–2019
Total Haloacetic Acids (HAA5) 39.5 UG/L 130/134 SYR4 2012–2019
Fluoride 820 UG/L 26/26 SYR4 2014–2018
LEAD SUMMARY 0.0100 mg/L 14/14 LCR 2023
Arsenic 1.2 UG/L 13/13 SYR4 2013–2017
COPPER, FREE 27 UG/L 11/11 SYR4 2013–2017
Barium 22 UG/L 9/10 SYR4 2014–2017
Combined Uranium 16.241 UG/L 9/10 SYR4 2014–2017
Lead 0.7000 UG/L 9/12 SYR4 2013–2017
Selenium 1.5 UG/L 6/11 SYR4 2013–2017
Antimony, Total 0.5000 UG/L 4/11 SYR4 2013–2017
Chromium 0.9000 UG/L 4/13 SYR4 2013–2017
Gross Alpha, Excl. Radon and U 8.3 PCI/L 4/9 SYR4 2014–2017
Cadmium 0.1000 UG/L 1/13 SYR4 2013–2017
Nitrite 52 UG/L 1/134 SYR4 2012–2019
p-Dichlorobenzene 0.3600 UG/L 1/37 SYR4 2012–2019
75 contaminants tested, none detected
1,1,1-Trichloroethane1,1,2-Trichloroethane1,1-Dichloroethylene1,2,4-Trichlorobenzene1,2-DIBROMO-3-CHLOROPROPANE1,2-Dichloroethane1,2-Dichloropropane11Cl-PF3OUdS2,4,5-TP2,4-D4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONAAtrazineBHC-GAMMABenzeneBenzo(a)pyreneBeryllium, TotalCHLOROBENZENECYANIDECarbofuranCarbon tetrachlorideChlordaneDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebDiquatETHYLENE DIBROMIDEEndothallEndrinEthylbenzeneGlyphosateHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorNEtFOSAANFDHANMeFOSAAOXAMYLPFDAPFDoAPFEESAPFHpSPFMBAPFMPAPFNAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSimazineStyreneTetrachloroethyleneThallium, TotalTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethylenelithiumo-Dichlorobenzenetrans-1,2-Dichloroethylene

Areas served

MIAMI

Utility contact

Contact
MWASD
Phone
305-888-2522