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GRAYSTONE/SMOKERISE WATER SYSTEM

PWS ID: NC0234183 · CARY, North Carolina 27511

GRAYSTONE/SMOKERISE WATER SYSTEM serves 455 people in CARY, North Carolina using Groundwater water sources. It has 219 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: GRAYSTONE/SMOKERISE WATER SYSTEM

GRAYSTONE/SMOKERISE WATER SYSTEM is a private-owned community water system that delivers drinking water to 455 residents in CARY, North Carolina (Forsyth County) through 179 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 219 total violations for this system , of which 0 (0%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 204 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Nitrate, recorded in 20 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across North Carolina, EPA tracks 5,020 public water systems serving 9,877,724 people, with 524,053 cumulative violations and 38,492 health-based violations on record. About 93% of systems in the state carry at least one violation, and state-wide the average per system is 104.4 violations. GRAYSTONE/SMOKERISE WATER SYSTEM's 219 violations sit above the North Carolina average. Statewide, 174 of 287 UCMR5-tested systems have reported PFAS detections (60.6%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
455
Total Violations
219
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
179
County
Forsyth
School/Daycare
No
MCL Violations
0
Monitoring Violations
204
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 20 2001
Arsenic MR 10 1985
Cadmium MR 10 1985
Chromium MR 10 1985
Barium MR 10 1985
Coliform (TCR) MR 8 2002
Di(2-ethylhexyl) adipate MR 7 2005
Fluoride MR 7 1985
Mercury MR 7 1985
Selenium MR 7 1985
Consumer Confidence Rule Other 6 2024
Endrin MR 4 2005
BHC-GAMMA MR 4 2005
Methoxychlor MR 4 2005
Toxaphene MR 4 2005
Dalapon MR 4 2005
OXAMYL MR 4 2005
Simazine MR 4 2005
Atrazine MR 4 2005
Heptachlor MR 4 2005
Heptachlor epoxide MR 4 2005
Pentachlorophenol MR 4 2005
1,2-DIBROMO-3-CHLOROPROPANE MR 4 2005
ETHYLENE DIBROMIDE MR 4 2005
Picloram MR 4 2005
Hexachlorocyclopentadiene MR 4 2005
Chlordane MR 4 2005
2,4-D MR 4 2005
Di(2-ethylhexyl) phthalate MR 4 2005
Carbofuran MR 4 2005

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for GRAYSTONE/SMOKERISE WATER SYSTEM.

Federal Source of Truth

EPA SDWIS — Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID NC0234183 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

North Carolina Drinking Water Authority

North Carolina DEQ — Public Water Supply Section is the primacy agency that licenses and inspects GRAYSTONE/SMOKERISE WATER SYSTEM under EPA-delegated authority.

Open NC regulator portal

Source: North Carolina DEQ — Public Water Supply Section

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2024 Consumer Confidence Rule Other 6 SDWIS / NC0234183 / 7000
2005 Di(2-ethylhexyl) adipate MR 7 SDWIS / NC0234183 / 2035
2005 Endrin MR 4 SDWIS / NC0234183 / 2005
2005 BHC-GAMMA MR 4 SDWIS / NC0234183 / 2010
2005 Methoxychlor MR 4 SDWIS / NC0234183 / 2015
2005 Toxaphene MR 4 SDWIS / NC0234183 / 2020
2005 Dalapon MR 4 SDWIS / NC0234183 / 2031
2005 OXAMYL MR 4 SDWIS / NC0234183 / 2036
2005 Simazine MR 4 SDWIS / NC0234183 / 2037
2005 Atrazine MR 4 SDWIS / NC0234183 / 2050
2005 Heptachlor MR 4 SDWIS / NC0234183 / 2065
2005 Heptachlor epoxide MR 4 SDWIS / NC0234183 / 2067
2005 Pentachlorophenol MR 4 SDWIS / NC0234183 / 2326
2005 1,2-DIBROMO-3-CHLOROPROPANE MR 4 SDWIS / NC0234183 / 2931
2005 ETHYLENE DIBROMIDE MR 4 SDWIS / NC0234183 / 2946

How GRAYSTONE/SMOKERISE WATER SYSTEM Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric GRAYSTONE/SMOKERISE WATER SYSTEM North Carolina avg Federal benchmark
Total violations 219 104.4 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 0 7.7 Indicates a contaminant exceeded a federal MCL
PFAS detection None 60.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 455 1,968 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 5,020 regulated public water systems in North Carolina.

Federal MCL reference — Safe Drinking Water Act thresholds
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is GRAYSTONE/SMOKERISE WATER SYSTEM water safe to drink?
GRAYSTONE/SMOKERISE WATER SYSTEM (PWS ID: NC0234183) has 219 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 455 people using Groundwater sources.
How many people does GRAYSTONE/SMOKERISE WATER SYSTEM serve?
GRAYSTONE/SMOKERISE WATER SYSTEM serves 455 people in CARY, North Carolina. It is a Private-owned system using Groundwater water sources with 179 service connections.
What type of violations does GRAYSTONE/SMOKERISE WATER SYSTEM have?
GRAYSTONE/SMOKERISE WATER SYSTEM has 219 total violations: 0 health-based violations (MCL exceedances or treatment failures), 204 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in GRAYSTONE/SMOKERISE WATER SYSTEM water?
No PFAS testing data is available for GRAYSTONE/SMOKERISE WATER SYSTEM under the EPA's UCMR5 monitoring program.
What water source does GRAYSTONE/SMOKERISE WATER SYSTEM use?
GRAYSTONE/SMOKERISE WATER SYSTEM uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from?
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial