LANGSTON PWA
PWSID: OK1020911 · Langston, OK · Serves 1,670 people
According to EPA Safe Drinking Water Information System (SDWIS), LANGSTON PWA (PWSID OK1020911) in Langston, OK is listed as a CWS water system covering about 1,670 people. The same extract lists 18 health-based violation records spanning 1983-2021. Those 18 health-based rows for LANGSTON PWA cover contaminants such as TTHM, Turbidity, Coliform (TCR); they remain historical EPA registry entries, not a current compliance or drinkability score.
LANGSTON PWA has 18 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, Turbidity, Coliform (TCR). Recorded violations span 1983–2021. 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)
- OK1020911
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Langston, OK
- Population Served
- 1,670
- Health Violations
- Yes (18)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| TTHM | 11 | 11 |
| Turbidity | 5 | 5 |
| Coliform (TCR) | 1 | 1 |
| Coliform (Pre-TCR) | 1 | 1 |
Violation History (18)
| Contaminant | Health | Date |
|---|---|---|
| TTHM | Yes | Apr 1, 2021 |
| TTHM | Yes | Apr 1, 2021 |
| TTHM | Yes | Jan 1, 2021 |
| TTHM | Yes | Jan 1, 2021 |
| TTHM | Yes | Oct 1, 2020 |
| TTHM | Yes | Oct 1, 2020 |
| TTHM | Yes | Jul 1, 2020 |
| TTHM | Yes | Jul 1, 2020 |
| TTHM | Yes | Apr 1, 2017 |
| TTHM | Yes | Jan 1, 2017 |
| TTHM | Yes | Oct 1, 2016 |
| Turbidity | Yes | Nov 15, 1991 |
| Coliform (TCR) | Yes | Jul 1, 1991 |
| Turbidity | Yes | Sep 1, 1990 |
| Turbidity | Yes | May 1, 1990 |
| Turbidity | Yes | Apr 1, 1990 |
| Turbidity | Yes | Mar 1, 1990 |
| Coliform (Pre-TCR) | Yes | Nov 1, 1983 |
Frequently Asked Questions
What does EPA SDWIS list for LANGSTON PWA?
How many people does LANGSTON PWA serve?
What violations does LANGSTON PWA have?
What contaminants have been found in LANGSTON PWA water?
Compare beyond Oklahoma
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest LANGSTON PWA on cumulative violation count (18) and EPA-reported population served (1,670). Violation-count peers include Jicarilla Dulce, WHITE SHIELD WATER TREATMENT PLANT, SAND POINT WATER SYSTEM. Population peers include SHERIDAN CORRECTIONAL CENTER, CHESTERFIELD TOWN OF (1310002), SHOREWOOD HILLS WATERWORKS.
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
LANGSTON PWA (OK1020911) is drawn from EPA SDWIS. Nearby county systems in this extract include GUTHRIE; LOGAN CO RWD #1; CRESCENT; LOGAN CO RWD #2. Health-based rows (18 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.