BUFFALO, CITY OF
PWSID: WY5600005 · Buffalo, WY · Serves 4,419 people
BUFFALO, CITY OF has 20 health-based violations out of 20 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.
BUFFALO, CITY OF (PWSID WY5600005) is a cws water system drawing from a surface water source, regulated by the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act. It serves approximately 4,419 people in Buffalo, WY, and is subject to primacy enforcement by the Wyoming drinking-water program.
The system's federal compliance record contains 20 total violations, with 20 classified as health-based (MCL exceedances or treatment-technique failures). 1 distinct contaminant has been cited, including Haloacetic Acids (HAA5). Recorded violations span 2023–2024.
A historical violation does not necessarily describe current water quality, systems must notify customers and remediate, and monitoring-type violations often reflect reporting lapses rather than contamination. The most authoritative real-time 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)
- WY5600005
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Buffalo, WY
- Population Served
- 4,419
- Health Violations
- Yes (20)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Haloacetic Acids (HAA5) | 20 | 20 |
Violation History (20)
| Contaminant | Health | Date |
|---|---|---|
| Haloacetic Acids (HAA5) | Yes | Jul 1, 2024 |
| Haloacetic Acids (HAA5) | Yes | Jul 1, 2024 |
| Haloacetic Acids (HAA5) | Yes | Jul 1, 2024 |
| Haloacetic Acids (HAA5) | Yes | Apr 1, 2024 |
| Haloacetic Acids (HAA5) | Yes | Apr 1, 2024 |
| Haloacetic Acids (HAA5) | Yes | Apr 1, 2024 |
| Haloacetic Acids (HAA5) | Yes | Apr 1, 2024 |
| Haloacetic Acids (HAA5) | Yes | Apr 1, 2024 |
| Haloacetic Acids (HAA5) | Yes | Apr 1, 2024 |
| Haloacetic Acids (HAA5) | Yes | Jan 1, 2024 |
| Haloacetic Acids (HAA5) | Yes | Jan 1, 2024 |
| Haloacetic Acids (HAA5) | Yes | Jan 1, 2024 |
| Haloacetic Acids (HAA5) | Yes | Jan 1, 2024 |
| Haloacetic Acids (HAA5) | Yes | Jan 1, 2024 |
| Haloacetic Acids (HAA5) | Yes | Jan 1, 2024 |
| Haloacetic Acids (HAA5) | Yes | Jan 1, 2024 |
| Haloacetic Acids (HAA5) | Yes | Jan 1, 2024 |
| Haloacetic Acids (HAA5) | Yes | Oct 1, 2023 |
| Haloacetic Acids (HAA5) | Yes | Oct 1, 2023 |
| Haloacetic Acids (HAA5) | Yes | Oct 1, 2023 |
Frequently Asked Questions
Is BUFFALO, CITY OF water safe to drink?
How many people does BUFFALO, CITY OF serve?
What violations does BUFFALO, CITY OF have?
What contaminants have been found in BUFFALO, CITY OF water?
Nearby Water Systems
Explore More
About This Data
Water system data is from the EPA Safe Drinking Water Information System (SDWIS). Health-based violations include Maximum Contaminant Level (MCL) and Treatment Technique (TT) violations that may pose a direct risk to public health. Violation records may span multiple years.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.