PlainWater

MT WERNER WD

PWS ID: CO0154524 · STEAMBOAT SPRINGS, Colorado 80477

Population Served
16,980
Total Violations
212
Health-Based Violations
18
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
2,492
County
Routt
School/Daycare
No
MCL Violations
16
Monitoring Violations
182
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Total Haloacetic Acids (HAA5) MCL 16 2021
Total Haloacetic Acids (HAA5) MR 12 2025
TTHM MR 8 2025
Lead and Copper Rule MR 8 2025
Fluoride MR 6 2007
Arsenic MR 6 2007
Barium MR 6 2007
Mercury MR 6 2007
Nickel MR 6 2007
Selenium MR 6 2007
Cadmium MR 6 2007
Antimony, Total MR 6 2007
Beryllium, Total MR 6 2007
Thallium, Total MR 6 2007
Nitrate MR 6 2007
Chromium MR 6 2007
Long Term 2 Enhanced Surface Water Treatment Rule MR 4 2008
CARBON, TOTAL MR 4 2025
Hexachlorocyclopentadiene MR 3 2006
1,2,4-Trichlorobenzene MR 3 2005
cis-1,2-Dichloroethylene MR 3 2005
Xylenes, Total MR 3 2005
1,1-Dichloroethylene MR 3 2005
trans-1,2-Dichloroethylene MR 3 2005
Carbon tetrachloride MR 3 2005
Trichloroethylene MR 3 2005
1,1,2-Trichloroethane MR 3 2005
Tetrachloroethylene MR 3 2005
Benzene MR 3 2005
Toluene MR 3 2005

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 240 samples detected PFAS.

Contaminant Date Result MRL Status
lithium 8/29/2025 <9 µg/L 9 µg/L Not Detected
lithium 8/29/2025 <9 µg/L 9 µg/L Not Detected
NMeFOSAA 8/29/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFTA 8/29/2025 <0.008 µg/L 0.008 µg/L Not Detected
NEtFOSAA 8/29/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFOA 8/29/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFTrDA 8/29/2025 <0.007 µg/L 0.007 µg/L Not Detected
PFBS 8/29/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 8/29/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 8/29/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 8/29/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 8/29/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 8/29/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 8/29/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 8/29/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 8/29/2025 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 8/29/2025 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 8/29/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFPeA 8/29/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 8/29/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFPeS 8/29/2025 <0.004 µg/L 0.004 µg/L Not Detected
ADONA 8/29/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 8/29/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFMBA 8/29/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 8/29/2025 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 8/29/2025 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 8/29/2025 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 8/29/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 8/29/2025 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 8/29/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFEESA 8/29/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 8/27/2024 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 8/27/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 8/27/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 8/27/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 8/27/2024 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 8/27/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFMBA 8/27/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 8/27/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 8/27/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 8/27/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 8/27/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 8/27/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 8/27/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFBA 8/27/2024 <0.005 µg/L 0.005 µg/L Not Detected
lithium 8/27/2024 <9 µg/L 9 µg/L Not Detected
PFTA 8/27/2024 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 8/27/2024 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 8/27/2024 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 8/27/2024 <0.006 µg/L 0.006 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.