GUYMON
PWSID: OK2007003 · Guymon, OK · Serves 11,442 people
According to EPA Safe Drinking Water Information System (SDWIS), GUYMON (PWSID OK2007003) in Guymon, OK is listed as a CWS water system covering about 11,442 people. The same extract lists 8 health-based violation records spanning 1979-2025. Those 8 health-based rows for GUYMON cover contaminants such as Coliform (TCR), Nitrate-Nitrite, Fluoride; they remain historical EPA registry entries, not a current compliance or drinkability score.
GUYMON has 8 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 Coliform (TCR), Nitrate-Nitrite, Fluoride. Recorded violations span 1979–2025. Day-to-day primacy enforcement for this system runs through the Oklahoma 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 Oklahoma state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- OK2007003
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Guymon, OK
- Population Served
- 11,442
- Health Violations
- Yes (8)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Coliform (TCR) | 3 | 3 |
| Nitrate-Nitrite | 2 | 2 |
| Fluoride | 2 | 2 |
| Coliform (Pre-TCR) | 1 | 1 |
Violation History (8)
| Contaminant | Health | Date |
|---|---|---|
| Nitrate-Nitrite | Yes | Jan 1, 2025 |
| Nitrate-Nitrite | Yes | Jan 1, 2025 |
| Coliform (TCR) | Yes | Jun 1, 1994 |
| Coliform (TCR) | Yes | Apr 1, 1994 |
| Coliform (TCR) | Yes | Sep 1, 1993 |
| Coliform (Pre-TCR) | Yes | Aug 1, 1984 |
| Fluoride | Yes | Dec 1, 1981 |
| Fluoride | Yes | Apr 25, 1979 |
Frequently Asked Questions
What does EPA SDWIS list for GUYMON?
How many people does GUYMON serve?
What violations does GUYMON have?
What contaminants have been found in GUYMON water?
Compare beyond Oklahoma
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest GUYMON on cumulative violation count (8) and EPA-reported population served (11,442). Violation-count peers include Mashantucket Pequot Water System, San Ildefonso Pueblo, TOWAOC WATER SYSTEM. Population peers include CITY OF BELL GARDENS, MADISON CO WATER FACILITIES BD, POMPTON LAKES MUA.
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
Explore More
About This Data
GUYMON (OK2007003) is drawn from EPA SDWIS. Nearby county systems in this extract include HOOKER; PANHANDLE STATE UNIVERSITY; GOODWELL; TEXHOMA. Health-based rows (8 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.