LOCUST GROVE PWA
PWSID: OK1021668 · Locust Grove, OK · Serves 1,600 people
According to EPA Safe Drinking Water Information System (SDWIS), LOCUST GROVE PWA (PWSID OK1021668) in Locust Grove, OK is listed as a CWS water system covering about 1,600 people. The same extract lists 43 health-based violation records spanning 1993-2025. Those 43 health-based rows for LOCUST GROVE PWA cover contaminants such as TTHM, CARBON, TOTAL, Total Haloacetic Acids (HAA5); they remain historical EPA registry entries, not a current compliance or drinkability score.
LOCUST GROVE PWA has 43 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 TTHM, CARBON, TOTAL, Total Haloacetic Acids (HAA5). Recorded violations span 1993–2025. 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)
- OK1021668
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Locust Grove, OK
- Population Served
- 1,600
- Health Violations
- Yes (43)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| TTHM | 30 | 30 |
| CARBON, TOTAL | 8 | 8 |
| Total Haloacetic Acids (HAA5) | 4 | 4 |
| Coliform (TCR) | 1 | 1 |
Violation History (43)
| Contaminant | Health | Date |
|---|---|---|
| TTHM | Yes | Oct 1, 2025 |
| TTHM | Yes | Jul 1, 2025 |
| TTHM | Yes | Jan 1, 2013 |
| TTHM | Yes | Oct 1, 2012 |
| CARBON, TOTAL | Yes | Oct 1, 2012 |
| TTHM | Yes | Jul 1, 2012 |
| CARBON, TOTAL | Yes | Jul 1, 2012 |
| TTHM | Yes | Apr 1, 2012 |
| CARBON, TOTAL | Yes | Apr 1, 2012 |
| TTHM | Yes | Jan 1, 2012 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2012 |
| CARBON, TOTAL | Yes | Jan 1, 2012 |
| TTHM | Yes | Oct 1, 2011 |
| TTHM | Yes | Jul 1, 2011 |
| TTHM | Yes | Apr 1, 2011 |
| TTHM | Yes | Jan 1, 2011 |
| TTHM | Yes | Oct 1, 2010 |
| TTHM | Yes | Jul 1, 2010 |
| TTHM | Yes | Apr 1, 2010 |
| Total Haloacetic Acids (HAA5) | Yes | Apr 1, 2010 |
| Total Haloacetic Acids (HAA5) | Yes | Jan 1, 2010 |
| TTHM | Yes | Jan 1, 2010 |
| TTHM | Yes | Oct 1, 2009 |
| Total Haloacetic Acids (HAA5) | Yes | Oct 1, 2009 |
| CARBON, TOTAL | Yes | Jul 1, 2009 |
| CARBON, TOTAL | Yes | Apr 1, 2009 |
| CARBON, TOTAL | Yes | Jan 1, 2009 |
| TTHM | Yes | Oct 1, 2007 |
| TTHM | Yes | Jul 1, 2007 |
| CARBON, TOTAL | Yes | Jul 1, 2007 |
| TTHM | Yes | Apr 1, 2007 |
| TTHM | Yes | Jan 1, 2007 |
| TTHM | Yes | Oct 1, 2006 |
| TTHM | Yes | Jul 1, 2006 |
| TTHM | Yes | Apr 1, 2006 |
| TTHM | Yes | Jan 1, 2006 |
| TTHM | Yes | Oct 1, 2005 |
| TTHM | Yes | Jul 1, 2005 |
| TTHM | Yes | Apr 1, 2005 |
| TTHM | Yes | Jan 1, 2005 |
| TTHM | Yes | Oct 1, 2004 |
| TTHM | Yes | Jul 1, 2004 |
| Coliform (TCR) | Yes | Aug 1, 1993 |
Frequently Asked Questions
What does EPA SDWIS list for LOCUST GROVE PWA?
How many people does LOCUST GROVE PWA serve?
What violations does LOCUST GROVE PWA have?
What contaminants have been found in LOCUST GROVE PWA water?
Compare beyond Oklahoma
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest LOCUST GROVE PWA on cumulative violation count (43) and EPA-reported population served (1,600). Violation-count peers include Oasis Mobile Home Park, WARM SPRINGS WATER TREATMENT PLANT, EMMONAK WATER SYSTEM. Population peers include TAHOLAH, SELMA WATER ASSOCIATION, SAN MIGUELITO MWC.
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
LOCUST GROVE PWA (OK1021668) is drawn from EPA SDWIS. Nearby county systems in this extract include MAYES CO RWD #4; MAYES CO RWD # 5; MAYES CO RWD # 9; MAYES CO RWD # 3. Health-based rows (43 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.