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Community Water System · PWS VA6177251

Lake Wilderness

Rockville, Virginia 23146 - drinking water served from groundwater sources to 2,513 people, tracked in EPA SDWIS and UCMR5.

2,513
People served
114
EPA violations
6
Health-based
Untested
UCMR5 result

The verdict

EPA records 114 drinking-water violations at Lake Wilderness, 5% of them health-based - above the Virginia per-system average.

114
Total EPA violations on record
5%
Health-based (MCL / treatment failure)
2,513
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Lake Wilderness

Lake Wilderness is a private-owned community water system that delivers drinking water to 2,513 residents in Rockville, Virginia (Spotsylvania County) through 972 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 114 total violations for this system , of which 6 (5%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 108 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is Total Haloacetic Acids (HAA5), recorded in 7 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 Virginia, EPA tracks 2,821 public water systems serving 7,911,199 people, with 146,670 cumulative violations and 25,642 health-based violations on record. About 90% of systems in the state carry at least one violation, and state-wide the average per system is 52 violations. Statewide, 70 of 171 UCMR5-tested systems have reported PFAS detections (40.9%).

Lake Wilderness's 114 violations sit above the Virginia average.

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
2,513
Total Violations
114
Health-Based Violations
6
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
972
County
Spotsylvania
School/Daycare
No
MCL Violations
2
Monitoring Violations
108
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Total Haloacetic Acids (HAA5) MR 7 2009
TTHM MR 7 2009
cis-1,2-Dichloroethylene MR 4 2009
o-Dichlorobenzene MR 4 2009
p-Dichlorobenzene MR 4 2009
trans-1,2-Dichloroethylene MR 4 2009
1,2-Dichloroethane MR 4 2009
1,1,1-Trichloroethane MR 4 2009
Carbon tetrachloride MR 4 2009
1,2-Dichloropropane MR 4 2009
Trichloroethylene MR 4 2009
Tetrachloroethylene MR 4 2009
CHLOROBENZENE MR 4 2009
Toluene MR 4 2009
Ethylbenzene MR 4 2009
Benzene MR 4 2009
DICHLOROMETHANE MR 4 2009
1,1,2-Trichloroethane MR 4 2009
Vinyl chloride MR 4 2009
Styrene MR 4 2009
Fluoride MR 4 2009
Xylenes, Total MR 4 2009
1,2,4-Trichlorobenzene MR 4 2009
1,1-Dichloroethylene MR 4 2009
Stage 1 Disinfectants and Disinfection Byproducts Rule TT 4 2023
Lead and Copper Rule MR 3 2005
Nitrate-Nitrite MR 3 2011
Coliform (TCR) MCL 2 1993

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 Lake Wilderness.

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 VA6177251 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Virginia Drinking Water Authority

Virginia Department of Health, Office of Drinking Water is the primacy agency that licenses and inspects Lake Wilderness under EPA-delegated authority.

Open VA regulator portal

Source: Virginia Department of Health, Office of Drinking Water

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
2023 Stage 1 Disinfectants and Disinfection Byproducts Rule TT 4 SDWIS / VA6177251 / 0400
2011 Nitrate-Nitrite MR 3 SDWIS / VA6177251 / 1038
2009 Total Haloacetic Acids (HAA5) MR 7 SDWIS / VA6177251 / 2456
2009 TTHM MR 7 SDWIS / VA6177251 / 2950
2009 cis-1,2-Dichloroethylene MR 4 SDWIS / VA6177251 / 2380
2009 o-Dichlorobenzene MR 4 SDWIS / VA6177251 / 2968
2009 p-Dichlorobenzene MR 4 SDWIS / VA6177251 / 2969
2009 trans-1,2-Dichloroethylene MR 4 SDWIS / VA6177251 / 2979
2009 1,2-Dichloroethane MR 4 SDWIS / VA6177251 / 2980
2009 1,1,1-Trichloroethane MR 4 SDWIS / VA6177251 / 2981
2009 Carbon tetrachloride MR 4 SDWIS / VA6177251 / 2982
2009 1,2-Dichloropropane MR 4 SDWIS / VA6177251 / 2983
2009 Trichloroethylene MR 4 SDWIS / VA6177251 / 2984
2009 Tetrachloroethylene MR 4 SDWIS / VA6177251 / 2987
2009 CHLOROBENZENE MR 4 SDWIS / VA6177251 / 2989

How Lake Wilderness Compares

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

Metric Lake Wilderness Virginia avg Federal benchmark
Total violations 114 52 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 6 9.1 Indicates a contaminant exceeded a federal MCL
PFAS detection None 40.9% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 2,513 2,804 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,821 regulated public water systems in Virginia.

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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Lake Wilderness water safe to drink? ▼
Lake Wilderness (PWS ID: VA6177251) has 114 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,513 people using Groundwater sources.
How many people does Lake Wilderness serve? ▼
Lake Wilderness serves 2,513 people in Rockville, Virginia. It is a Private-owned system using Groundwater water sources with 972 service connections.
What type of violations does Lake Wilderness have? ▼
Lake Wilderness has 114 total violations: 6 health-based violations (MCL exceedances or treatment failures), 108 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Lake Wilderness water? ▼
No PFAS testing data is available for Lake Wilderness under the EPA's UCMR5 monitoring program.
What water source does Lake Wilderness use? ▼
Lake Wilderness 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.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.