CARDINAL HILL SUBDIVISION
PWSID: OK2004539 · Madill, OK · Serves 475 people
According to EPA Safe Drinking Water Information System (SDWIS), CARDINAL HILL SUBDIVISION (PWSID OK2004539) in Madill, OK is listed as a CWS water system covering about 475 people. The same extract lists 4 health-based violation records spanning 1985-2024. Those 4 health-based rows for CARDINAL HILL SUBDIVISION cover contaminants such as Coliform (Pre-TCR), LEAD AND COPPER RULE REVISIONS, Revised Total Coliform Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
CARDINAL HILL SUBDIVISION has 4 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. 3 distinct EPA contaminant codes appear in this system's record, including Coliform (Pre-TCR), LEAD AND COPPER RULE REVISIONS, Revised Total Coliform Rule. Recorded violations span 1985–2024. 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)
- OK2004539
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Madill, OK
- Population Served
- 475
- Health Violations
- Yes (4)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Coliform (Pre-TCR) | 2 | 2 |
| LEAD AND COPPER RULE REVISIONS | 1 | 1 |
| Revised Total Coliform Rule | 1 | 1 |
Violation History (4)
| Contaminant | Health | Date |
|---|---|---|
| LEAD AND COPPER RULE REVISIONS | Yes | Oct 17, 2024 |
| Revised Total Coliform Rule | Yes | Oct 1, 2018 |
| Coliform (Pre-TCR) | Yes | Apr 1, 1990 |
| Coliform (Pre-TCR) | Yes | Jun 1, 1985 |
Frequently Asked Questions
What does EPA SDWIS list for CARDINAL HILL SUBDIVISION?
How many people does CARDINAL HILL SUBDIVISION serve?
What violations does CARDINAL HILL SUBDIVISION have?
What contaminants have been found in CARDINAL HILL SUBDIVISION water?
Compare beyond Oklahoma
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest CARDINAL HILL SUBDIVISION on cumulative violation count (4) and EPA-reported population served (475). Violation-count peers include Santo Domingo Pueblo, Isleta Eastside, PARSHALL-LUCKY MOUND.
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
CARDINAL HILL SUBDIVISION (OK2004539) is drawn from EPA SDWIS. Nearby county systems in this extract include MADILL; KINGSTON PWA; OAKLAND PWA; OAKVIEW WATER CORP. Health-based rows (4 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.