Noble County Rwd #2
EPA ID: OK3005203 · 2,100 people served · 4 ZIP codes
Looking at the EPA enforcement file for Noble County Rwd #2, 18 violations are listed as unresolved — those findings cover the utility's service area of approximately 2,100 people and remain open in the federal compliance system, awaiting formal corrective action documentation.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Worsening · Risk tier: High · 95% chance of violation in next 12 months
Violations went from 6 (2021) to 5 (2025). The pattern suggests growing compliance challenges.
Service Area Map
Coverage area for Noble County Rwd #2 Source: EPA SDWIS service area boundaries.
Service area boundary — Grade B
Service Area Demographics
The Noble County Rwd #2 serves a community with a median household income of $68,919 and an estimated 9,530 residents across its service area. Approximately 65% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
🌊 Where Does Your Water Come From?
Noble County Rwd #2's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
About 4% of homes in Noble County, Oklahoma rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Infrastructure Risk
Detected Contaminants
How Noble County Rwd #2 compares to EPA limits
What This Means For You
Haloacetic Acids (HAA5) at 17 mg/L exceeds the EPA maximum of 0.06 mg/L. Cancer risk; reproductive & developmental effects. Consider granular activated carbon (GAC) filtration.
Total Trihalomethanes (TTHM) at 4 mg/L exceeds the EPA maximum of 0.08 mg/L. Bladder & rectal cancer risk; reproductive concerns. Consider granular activated carbon (GAC) filtration.
Consumer Confidence Report Rule at 18 mg/L exceeds the EPA maximum of mg/L.
Revised Total Coliform Rule at 16 presence exceeds the EPA maximum of presence.
Lead and Copper Rule at 7 mg/L exceeds the EPA maximum of mg/L.
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 1 detection recorded.
Haloacetic Acids (HAA5) was detected in this water system. granular activated carbon (GAC) filtration can reduce exposure.
Find a certified water filter →Comparable Water Systems
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Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
Noble County Rwd #2 (EPA ID: OK3005203) is a community water system in Oklahoma that serves approximately 2,100 people from surface water sources.
This system provides water to 4 ZIP codes across 4 communities.
Average Home Safety Score: B (70/100)
Based on water quality violations, lead levels, and radon risk across all ZIP codes served by this system.
Violation History
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| July 1, 2025 | Haloacetic Acids (HAA5) | Health-based | Unresolved |
| April 1, 2025 | Revised Total Coliform Rule | Monitoring | Resolved |
| April 1, 2025 | Consumer Confidence Report Rule | Monitoring | Resolved |
| March 15, 2025 | Total Coliform | Monitoring | Unresolved |
| March 1, 2025 | Revised Total Coliform Rule | Monitoring | Resolved |
| March 1, 2025 | Consumer Confidence Report Rule | Monitoring | Resolved |
| February 1, 2025 | Revised Total Coliform Rule | Monitoring | Resolved |
| January 1, 2025 | Haloacetic Acids (HAA5) | Health-based | Unresolved |
| October 1, 2024 | Haloacetic Acids (HAA5) | Health-based | Unresolved |
| September 9, 2024 | Lead and Copper Rule | Monitoring | Resolved |
| September 1, 2024 | Revised Total Coliform Rule | Monitoring | Resolved |
| September 1, 2024 | Consumer Confidence Report Rule | Monitoring | Resolved |
| September 1, 2024 | E. coli | Monitoring | Unresolved |
| August 19, 2024 | Lead and Copper Rule | Monitoring | Resolved |
| August 1, 2024 | Revised Total Coliform Rule | Monitoring | Resolved |
| August 1, 2024 | Consumer Confidence Report Rule | Monitoring | Resolved |
| July 31, 2024 | Lead and Copper Rule | Monitoring | Resolved |
| July 2, 2024 | Lead and Copper Rule | Monitoring | Resolved |
| July 1, 2024 | Revised Total Coliform Rule | Monitoring | Resolved |
| July 1, 2024 | Consumer Confidence Report Rule | Monitoring | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Consumer Confidence Report Rule | Reporting Failure | 18 | Yes |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 17 | Yes |
| Revised Total Coliform Rule | Microbiological | 16 | No |
| Lead and Copper Rule | Treatment Failure | 7 | No |
| Total Coliform | Microbiological | 5 | No |
| Contaminant 1019 | Other Violation | 4 | No |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 4 | No |
| Stage 1 DBP Rule | Treatment Failure | 3 | No |
| Surface Water Treatment Rule | Treatment Failure | 1 | No |
| E. coli | Microbiological | 1 | No |
Health Risk Details
Haloacetic Acids (HAA5) (EPA limit: 0.06 mg/L)
Cancer risk; reproductive & developmental effects At-risk groups: pregnant women, infants, long-term consumers of chlorinated municipal water.
Removal methods: granular activated carbon (GAC), carbon block filter, reverse osmosis. Find the right filter →
Lead & Copper
EPA Lead and Copper Rule sampling data for ZIP codes served by this system:
Radon Risk in Service Area
Dominant radon zone for ZIP codes served by this system: Zone 3 (Low Risk)
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by OK or modeled from parcel and building-footprint data.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Noble County Rwd #2 (OK3005203) on EPA.gov.
Frequently Asked Questions
Is Noble County Rwd #2 water safe to drink?
Noble County Rwd #2 has recorded 16 health-based violations in the past 5 years. While the system is required to treat water to meet federal standards, you may want to consider additional precautions such as a certified water filter.
How many people does Noble County Rwd #2 serve?
Noble County Rwd #2 serves approximately 2,100 people across 4 ZIP codes in Oklahoma.
Where does Noble County Rwd #2 get its water?
The primary water source is surface water.
Contact Your Water Utility
Public-record contact information for the water utility serving this system. Use these channels to request water quality reports, ask about service, or report issues directly.
Contact information from NOBLE COUNTY RWD #2 Consumer Confidence Report.
ZipCheckup is not affiliated with this water utility, does not act as its agent, and does not provide customer support for it. Contact details shown are public-record information from CCR filings. For service issues, contact the utility directly using the information above.
Water Source & Treatment
Where this water originates and how it's treated before reaching your tap.
Source: NOBLE COUNTY RWD #2 Consumer Confidence Report.
ZipCheckup is not affiliated with this water utility. Treatment and source data are sourced from the utility's published CCR filings.
Treatment regime
How this utility classifies its treatment process and what each reported treatment chemical does.
Treatment classification and chemical list sourced from NOBLE COUNTY RWD #2 Consumer Confidence Report.
Treatment intensity is a ZipCheckup-derived classification based on the chemicals and processes the utility reports. Chemicals and contamination sources are taken verbatim from the utility's CCR filing. Routine federal monitoring and contaminant testing shown elsewhere on this page determine whether the water meets safety standards, not the treatment classification.
Lead Service Line Inventory
Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:
This system reports zero confirmed lead service lines in its inventory. Unknown-material counts may still warrant verification.
Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.
Source: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026
ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.
Notable events and violations
This section summarizes events the utility chose to disclose in its most recent Consumer Confidence Report, plus any federal compliance violations the utility recorded against itself. Both lists are utility-authored — ZipCheckup does not audit, judge, or reorder them.
Federal compliance violations on record
These entries are taken verbatim from the utility's CCR violations section. EPA defines four broad violation categories: Maximum Contaminant Level (MCL), Treatment Technique (TT), Monitoring & Reporting (M&R), and Public Notification (PN).
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MONITORING · SODIUM2024-01-01 to 2024-12-31
STILLWATER WATER PLANT MONITORING ROUTINE MAJOR MONITORING VIOLATION
Violations record from NOBLE COUNTY RWD #2 Consumer Confidence Report.
Notable events from the utility's CCR
These bullet entries are the utility's own narration of operational, regulatory, or infrastructure events during the reporting period.
- Purchased water from STILLWATER WATER PLANT and LONE CHIMNEY WATER ASSOCIATION
ZipCheckup note: items above reflect what the utility published in its most recent CCR. Federal violation records are also tracked separately by the EPA Safe Drinking Water Information System (SDWIS) — the SDWIS record is the authoritative federal source for any specific regulatory action.
Frequently Asked Questions
What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
Noble County Rwd #2 (EPA ID: OK3005203) — request the latest Consumer Confidence Report or ask about specific contaminants.