HOWARD COUNTY D.P.W. DISTRIBUTION

MD · PWS ID MD0130002 · Community water system

42
contaminants tested
12
detected
286,158
people served
Water source
SWP
Ownership
Local government
Counties served
Howard

PFAS detected

“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
ContaminantMaxDetection ratePeriod
PFPeA 0.0036 ug/L 3/8 2024
PFHxA 0.0034 ug/L 1/8 2024

Other contaminants detected

ContaminantMaxDetection rateSourcePeriod
TTHM 99.2 UG/L 253/253 SYR4 2012–2019
Total Haloacetic Acids (HAA5) 68.8 UG/L 253/253 SYR4 2012–2019
Bromodichloromethane 15.6 UG/L 94/94 SYR4 2012–2014
Chloroform 83.5 UG/L 94/94 SYR4 2012–2014
Trichloroacetic Acid 26.9 UG/L 94/94 SYR4 2012–2014
Dibromochloromethane 3.5 UG/L 93/93 SYR4 2012–2014
Dichloroacetic Acid 41.1 UG/L 92/94 SYR4 2012–2014
Monochloroacetic acid 4.1 UG/L 45/94 SYR4 2012–2014
Dibromoacetic acid 3.1 UG/L 20/94 SYR4 2012–2014
LEAD SUMMARY 0.0150 mg/L 14/14 LCR 2020
30 contaminants tested, none detected
11Cl-PF3OUdS4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONABromoformHFPO-DAMonobromoacetic acidNEtFOSAANFDHANMeFOSAAPFBAPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFHxSPFMBAPFMPAPFNAPFOAPFOSPFPeSPFTAPFTrDAPFUnAlithium

Utility contact

Contact
CHAI, XINYE
Phone
410-313-4974
Email
schai@howardcountymd.gov