EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records
PUBLIC WATER SYSTEM RECORDPWSID WY5680079

Wyoming · Groundwater under influence of surface water

Ynp - Lake Village

Federal compliance record for an active community water system reporting 5,925 people served.

CURRENT EXPORTCurrent monitoring/reporting flagEPA's export includes a current monitoring or reporting violation flag.
Open EPA Detailed Facility Report ↗

01 / CURRENT FLAGS

What EPA flags—and what it does not

  • NOT FLAGGED
    Health-based violationCurrent HEALTH_FLAG in the EPA export.
  • FLAGGED
    Monitoring and reportingCurrent MR_FLAG in the EPA export.
  • NOT FLAGGED
    Public notificationCurrent PN_FLAG in the EPA export.
  • NOT FLAGGED
    Other violationCurrent OTHER_FLAG in the EPA export.
  • NOT FLAGGED
    Serious violatorCurrent serious-violator status in the EPA export.
Important limit

This page is not a household water test. A clear federal flag does not prove every home has safe water, and a flag is not a measurement at your faucet. Plumbing, service lines, local sampling, private wells, and newer events may not be reflected here.

02 / VIOLATION RECORD

Quarters with violations12rolling history field
Quarters with SNC0significant noncompliance
Rules in current violation1EPA export count
Rules in 3-year window5EPA export count

Current contaminant or rule entries

  • 5000=Lead and Copper Rule

Entries in the three-year window

  • 2031=Dalapon
  • 2032=Diquat
  • 2033=Endothall
  • 2040=Picloram
  • 2041=Dinoseb
  • 2105=2,4-D
  • 2110=2,4,5-TP
  • 2326=Pentachlorophenol
  • 2378=1,2,4-Trichlorobenzene
  • 2380=cis-1,2-Dichloroethylene
  • 2456=Total Haloacetic Acids (HAA5)
  • 2950=TTHM
  • 2955=Xylenes, Total
  • 2964=DICHLOROMETHANE
  • 2968=o-Dichlorobenzene
  • 2969=p-Dichlorobenzene
  • 2976=Vinyl chloride
  • 2977=1,1-Dichloroethylene
  • 2979=trans-1,2-Dichloroethylene
  • 2980=1,2-Dichloroethane

03 / OVERSIGHT & COVERAGE

Visits and sanitary surveys

Site visits, past 5 years
1
Inspection visits
0
Other visits
1
Last sanitary survey
09/21/2022
Last recorded visit
09/21/2022
Significant deficiencies
0

Places served in the export

State / territory
Wyoming
Cities
YELLOWSTONE NT
Counties
Teton
ZIP codes
Not supplied
Federal PWSID
WY5680079
Registry ID
110050763287

04 / HOW TO USE THIS RECORD

A starting point—not the last word.

Confirm current conditions with the utility's latest Consumer Confidence Report, your state drinking-water program, and the EPA facility report. For household concerns, ask a qualified local laboratory about tap testing.

How the ledger is built →