PlainWater

ROCKY FORD CITY OF

PWS ID: CO0145600 · ROCKY FORD, Colorado 81067

PFAS Detected

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

Population Served
4,443
Total Violations
337
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
1,896
County
Otero
School/Daycare
No
MCL Violations
0
Monitoring Violations
330
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule MR 25 2005
CARBON, TOTAL MR 10 2005
Endrin MR 9 2008
BHC-GAMMA MR 9 2008
Methoxychlor MR 9 2008
Endothall MR 9 2008
Di(2-ethylhexyl) adipate MR 9 2008
OXAMYL MR 9 2008
Picloram MR 9 2008
Aldicarb sulfone MR 9 2008
Aldicarb MR 9 2008
Atrazine MR 9 2008
2,4,5-TP MR 9 2008
Benzo(a)pyrene MR 9 2008
Pentachlorophenol MR 9 2008
Total Polychlorinated Biphenyls (PCB) MR 9 2008
1,2-DIBROMO-3-CHLOROPROPANE MR 9 2008
Toxaphene MR 9 2008
Dalapon MR 9 2008
Diquat MR 9 2008
Simazine MR 9 2008
Di(2-ethylhexyl) phthalate MR 9 2008
Dinoseb MR 9 2008
Hexachlorocyclopentadiene MR 9 2008
Aldicarb sulfoxide MR 9 2008
LASSO MR 9 2008
Heptachlor MR 9 2008
2,4-D MR 9 2008
HEXACHLOROBENZENE MR 9 2008
ETHYLENE DIBROMIDE MR 9 2008

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 7 of 60 samples detected PFAS.

Contaminant Date Result MRL Status
PFHpS 9/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 9/9/2025 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 9/9/2025 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 9/9/2025 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 9/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 9/9/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFBA 9/9/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFOS 9/9/2025 0.0041 µg/L 0.004 µg/L Detected
6:2 FTS 9/9/2025 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 9/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 9/9/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 9/9/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 9/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 9/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 9/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 9/9/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFDoA 9/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
lithium 9/9/2025 40.0000 µg/L 9 µg/L Detected
PFTA 9/9/2025 <0.008 µg/L 0.008 µg/L Not Detected
PFDA 9/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 9/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 9/9/2025 <0.004 µg/L 0.004 µg/L Not Detected
NEtFOSAA 9/9/2025 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 9/9/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFBS 9/9/2025 0.0052 µg/L 0.003 µg/L Detected
PFHpA 9/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 9/9/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFHxS 9/9/2025 0.0043 µg/L 0.003 µg/L Detected
PFNA 9/9/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFTrDA 9/9/2025 <0.007 µg/L 0.007 µg/L Not Detected
NFDHA 3/3/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFMPA 3/3/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 3/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
4:2 FTS 3/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 3/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 3/3/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFDA 3/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 3/3/2025 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 3/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 3/3/2025 <0.006 µg/L 0.006 µg/L Not Detected
9Cl-PF3ONS 3/3/2025 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 3/3/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 3/3/2025 <0.002 µg/L 0.002 µg/L Not Detected
6:2 FTS 3/3/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFDoA 3/3/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 3/3/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFOA 3/3/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 3/3/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 3/3/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHxS 3/3/2025 0.0060 µg/L 0.003 µg/L 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.