YNP-OLD FAITHFUL
PWSID: WY5680085 · Yellowstone, WY · Serves 7,675 people
According to EPA Safe Drinking Water Information System (SDWIS), YNP-OLD FAITHFUL (PWSID WY5680085) in Yellowstone, WY is listed as a CWS water system covering about 7,675 people. The same extract lists 26 health-based violation records spanning 2016-2024. Those 26 health-based rows for YNP-OLD FAITHFUL cover contaminants such as Arsenic, Lead and Copper Rule, Interim Enhanced Surface Water Treatment Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
YNP-OLD FAITHFUL has 26 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 4 distinct EPA contaminant codes appear in this system's record, including Arsenic, Lead and Copper Rule, Interim Enhanced Surface Water Treatment Rule. Recorded violations span 2016–2024. Day-to-day primacy enforcement for this system runs through the Wyoming drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Wyoming state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- WY5680085
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Yellowstone, WY
- Population Served
- 7,675
- Health Violations
- Yes (26)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Arsenic | 17 | 17 |
| Lead and Copper Rule | 4 | 4 |
| Interim Enhanced Surface Water Treatment Rule | 3 | 3 |
| Long Term 2 Enhanced Surface Water Treatment Rule | 2 | 2 |
Violation History (26)
| Contaminant | Health | Date |
|---|---|---|
| Lead and Copper Rule | Yes | Jul 1, 2024 |
| Lead and Copper Rule | Yes | Jun 1, 2024 |
| Lead and Copper Rule | Yes | Mar 1, 2024 |
| Lead and Copper Rule | Yes | Nov 30, 2023 |
| Arsenic | Yes | Oct 1, 2023 |
| Arsenic | Yes | Oct 1, 2023 |
| Arsenic | Yes | Oct 1, 2023 |
| Arsenic | Yes | Oct 1, 2023 |
| Arsenic | Yes | Jul 1, 2023 |
| Arsenic | Yes | Jul 1, 2023 |
| Arsenic | Yes | Jul 1, 2023 |
| Arsenic | Yes | Jul 1, 2023 |
| Arsenic | Yes | Apr 1, 2023 |
| Arsenic | Yes | Apr 1, 2023 |
| Arsenic | Yes | Apr 1, 2023 |
| Arsenic | Yes | Apr 1, 2023 |
| Arsenic | Yes | Apr 1, 2023 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Sep 17, 2022 |
| Long Term 2 Enhanced Surface Water Treatment Rule | Yes | Sep 17, 2022 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Jun 1, 2022 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Jun 1, 2022 |
| Interim Enhanced Surface Water Treatment Rule | Yes | Jun 1, 2022 |
| Arsenic | Yes | Jan 1, 2020 |
| Arsenic | Yes | Jan 1, 2020 |
| Arsenic | Yes | Jan 1, 2016 |
| Arsenic | Yes | Jan 1, 2016 |
Frequently Asked Questions
What does EPA SDWIS list for YNP-OLD FAITHFUL?
How many people does YNP-OLD FAITHFUL serve?
What violations does YNP-OLD FAITHFUL have?
What contaminants have been found in YNP-OLD FAITHFUL water?
Compare beyond Wyoming
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest YNP-OLD FAITHFUL on cumulative violation count (26) and EPA-reported population served (7,675). Violation-count peers include FOOTHILLS UTILITIES KINGMAN EAST, DANIELSVILLE, OAKLEY, CITY OF. Population peers include CENTRAL NASH WATER & SEWER, HAMILTON WATER DEPT, KINGWOOD WATER BOARD.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Similar population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ gate).
Nearby Water Systems
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About This Data
YNP-OLD FAITHFUL (WY5680085) is drawn from EPA SDWIS. Nearby county systems in this extract include CODY, CITY OF; NORTHWEST RURAL WATER DISTRICT; YNP - LAKE VILLAGE; YNP-MAMMOTH HOT SPRINGS. Health-based rows (26 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.