GRANITE PWS
PWSID: OK2002804 · OK · Serves 1,425 people
According to EPA Safe Drinking Water Information System (SDWIS), GRANITE PWS (PWSID OK2002804) in OK is listed as a CWS water system covering about 1,425 people. The same extract lists 5 health-based violation records spanning 1979-2024. Those 5 health-based rows for GRANITE PWS cover contaminants such as Coliform (Pre-TCR), LEAD AND COPPER RULE REVISIONS; they remain historical EPA registry entries, not a current compliance or drinkability score.
GRANITE PWS has 5 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. 2 distinct EPA contaminant codes appear in this system's record, including Coliform (Pre-TCR), LEAD AND COPPER RULE REVISIONS. Recorded violations span 1979–2024. 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)
- OK2002804
- System Type
- CWS
- Water Source
- Groundwater
- Location
- OK
- Population Served
- 1,425
- Health Violations
- Yes (5)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Coliform (Pre-TCR) | 4 | 4 |
| LEAD AND COPPER RULE REVISIONS | 1 | 1 |
Violation History (5)
| Contaminant | Health | Date |
|---|---|---|
| LEAD AND COPPER RULE REVISIONS | Yes | Oct 17, 2024 |
| Coliform (Pre-TCR) | Yes | Jun 1, 1985 |
| Coliform (Pre-TCR) | Yes | Jun 30, 1982 |
| Coliform (Pre-TCR) | Yes | Aug 31, 1980 |
| Coliform (Pre-TCR) | Yes | Oct 31, 1979 |
Frequently Asked Questions
What does EPA SDWIS list for GRANITE PWS?
How many people does GRANITE PWS serve?
What violations does GRANITE PWS have?
What contaminants have been found in GRANITE PWS water?
Compare beyond Oklahoma
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest GRANITE PWS on cumulative violation count (5) and EPA-reported population served (1,425). Violation-count peers include Jemez Pueblo, Acoma Main, OMAHA TRIBE PWS. Population peers include SUMMERVILLE WATER SYSTEM, SCIENTISTS CLIFFS, COLOMA CHARTER TOWNSHIP.
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).
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About This Data
GRANITE PWS (OK2002804) is drawn from EPA SDWIS. Health-based rows in this extract are MCL and Treatment Technique records spanning 1979-2024 covering Coliform (Pre-TCR), LEAD AND COPPER RULE REVISIONS. Historical registry entries, 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.