PlainWater

CROWN POINT WATER WORKS

PWS ID: IN5245008 · CROWN POINT, Indiana 46307

Population Served
30,000
Total Violations
27
Health-Based Violations
0
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
13,048
County
Lake
School/Daycare
No
MCL Violations
0
Monitoring Violations
21
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Total Haloacetic Acids (HAA5) MR 9 2025
TTHM MR 9 2025
Revised Total Coliform Rule RPT 6 2021
Lead and Copper Rule MR 2 2019
Gross Alpha, Excl. Radon and U MR 1 1980

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 120 samples detected PFAS.

Contaminant Date Result MRL Status
9Cl-PF3ONS 9/12/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFDA 9/12/2023 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 9/12/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 9/12/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 9/12/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 9/12/2023 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 9/12/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFOA 9/12/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 9/12/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFBS 9/12/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 9/12/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 9/12/2023 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 9/12/2023 <0.005 µg/L 0.005 µg/L Not Detected
NEtFOSAA 9/12/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFNA 9/12/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFEESA 9/12/2023 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 9/12/2023 <0.006 µg/L 0.006 µg/L Not Detected
PFTrDA 9/12/2023 <0.007 µg/L 0.007 µg/L Not Detected
lithium 9/12/2023 <9 µg/L 9 µg/L Not Detected
PFHpS 9/12/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 9/12/2023 <0.008 µg/L 0.008 µg/L Not Detected
NFDHA 9/12/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFBA 9/12/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFMBA 9/12/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 9/12/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 9/12/2023 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 9/12/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 9/12/2023 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 9/12/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFPeS 9/12/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFBS 6/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 6/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 6/7/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 6/7/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 6/7/2023 <0.004 µg/L 0.004 µg/L Not Detected
NMeFOSAA 6/7/2023 <0.006 µg/L 0.006 µg/L Not Detected
PFTrDA 6/7/2023 <0.007 µg/L 0.007 µg/L Not Detected
PFDoA 6/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 6/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 6/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
lithium 6/7/2023 <9 µg/L 9 µg/L Not Detected
PFPeA 6/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 6/7/2023 <0.008 µg/L 0.008 µg/L Not Detected
8:2 FTS 6/7/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFHpS 6/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 6/7/2023 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 6/7/2023 <0.02 µg/L 0.02 µg/L Not Detected
NEtFOSAA 6/7/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFHxA 6/7/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 6/7/2023 <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.