TERRAL
PWSID: OK2003405 · Terral, OK · Serves 386 people
According to EPA Safe Drinking Water Information System (SDWIS), TERRAL (PWSID OK2003405) in Terral, OK is listed as a CWS water system covering about 386 people. The same extract lists 11 health-based violation records spanning 1980-2024. Those 11 health-based rows for TERRAL cover contaminants such as Nitrate-Nitrite, Coliform (Pre-TCR), Nitrate; they remain historical EPA registry entries, not a current compliance or drinkability score.
TERRAL has 11 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. 5 distinct EPA contaminant codes appear in this system's record, including Nitrate-Nitrite, Coliform (Pre-TCR), Nitrate. Recorded violations span 1980–2024. 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)
- OK2003405
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Terral, OK
- Population Served
- 386
- Health Violations
- Yes (11)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Nitrate-Nitrite | 4 | 4 |
| Coliform (Pre-TCR) | 3 | 3 |
| Nitrate | 2 | 2 |
| LEAD AND COPPER RULE REVISIONS | 1 | 1 |
| Coliform (TCR) | 1 | 1 |
Violation History (11)
| Contaminant | Health | Date |
|---|---|---|
| LEAD AND COPPER RULE REVISIONS | Yes | Oct 17, 2024 |
| Nitrate-Nitrite | Yes | Jan 1, 2024 |
| Nitrate-Nitrite | Yes | Jan 1, 2024 |
| Nitrate-Nitrite | Yes | Jan 1, 2024 |
| Nitrate-Nitrite | Yes | Jan 1, 2024 |
| Coliform (TCR) | Yes | Sep 1, 1998 |
| Nitrate | Yes | Oct 1, 1994 |
| Nitrate | Yes | Dec 20, 1993 |
| Coliform (Pre-TCR) | Yes | Sep 1, 1987 |
| Coliform (Pre-TCR) | Yes | Aug 1, 1985 |
| Coliform (Pre-TCR) | Yes | Sep 30, 1980 |
Frequently Asked Questions
What does EPA SDWIS list for TERRAL?
How many people does TERRAL serve?
What violations does TERRAL have?
What contaminants have been found in TERRAL water?
Compare beyond Oklahoma
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest TERRAL on cumulative violation count (11) and EPA-reported population served (386). Violation-count peers include MICCOSUKEE TRIBE OF INDIANS, Arizona Village, WHITE SWAN.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Nearby Water Systems
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About This Data
TERRAL (OK2003405) is drawn from EPA SDWIS. Nearby county systems in this extract include WAURIKA PUBLIC WORKS AUTHORITY; RINGLING; RYAN UTILITIES AUTHORITY; CORNISH. Health-based rows (11 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.