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Community Water System · PWS GA1990001

Lone Oak Water System

Lone Oak, Georgia 30220 - drinking water served from groundwater sources to 307 people, tracked in EPA SDWIS and UCMR5.

307
People served
456
EPA violations
27
Health-based
Untested
UCMR5 result

The verdict

EPA records 456 drinking-water violations at Lone Oak Water System, 6% of them health-based - above the Georgia per-system average.

456
Total EPA violations on record
6%
Health-based (MCL / treatment failure)
307
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Lone Oak Water System

Lone Oak Water System is a local-owned community water system that delivers drinking water to 307 residents in Lone Oak, Georgia (Meriwether County) through 120 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 456 total violations for this system , of which 27 (6%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 390 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 87 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 Georgia, EPA tracks 2,382 public water systems serving 10,694,477 people, with 108,966 cumulative violations and 12,032 health-based violations on record. About 92% of systems in the state carry at least one violation, and state-wide the average per system is 45.7 violations. Statewide, 102 of 254 UCMR5-tested systems have reported PFAS detections (40.2%).

Lone Oak Water System's 456 violations sit above the Georgia 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
307
Total Violations
456
Health-Based Violations
27
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
120
County
Meriwether
School/Daycare
No
MCL Violations
27
Monitoring Violations
390
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 87 2005
Consumer Confidence Rule Other 29 2021
Coliform (TCR) MCL 27 2008
Lead and Copper Rule MR 18 2023
o-Dichlorobenzene MR 12 1997
1,2-Dichloropropane MR 12 1997
Benzene MR 12 1997
Carbon tetrachloride MR 12 1997
CHLOROBENZENE MR 12 1997
Styrene MR 12 1997
Toluene MR 12 1997
cis-1,2-Dichloroethylene MR 12 1997
trans-1,2-Dichloroethylene MR 12 1997
1,1,2-Trichloroethane MR 12 1997
1,2-Dichloroethane MR 12 1997
p-Dichlorobenzene MR 12 1997
Tetrachloroethylene MR 12 1997
Trichloroethylene MR 12 1997
1,1,1-Trichloroethane MR 12 1997
DICHLOROMETHANE MR 12 1997
Ethylbenzene MR 12 1997
Vinyl chloride MR 12 1997
1,2,4-Trichlorobenzene MR 12 1997
Xylenes, Total MR 12 1997
1,1-Dichloroethylene MR 12 1997
Nitrate MR 11 2002
Revised Total Coliform Rule MON 6 2023
E. COLI MR 5 2025
Total Haloacetic Acids (HAA5) MR 4 2020
TTHM MR 4 2020

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 Lone Oak 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 GA1990001 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Georgia Drinking Water Authority

Georgia EPD, Drinking Water Program is the primacy agency that licenses and inspects Lone Oak Water System under EPA-delegated authority.

Open GA regulator portal

Source: Georgia EPD, Drinking Water Program

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
2025 E. COLI MR 5 SDWIS / GA1990001 / 3014
2023 Lead and Copper Rule MR 18 SDWIS / GA1990001 / 5000
2023 Revised Total Coliform Rule MON 6 SDWIS / GA1990001 / 8000
2023 Nitrate-Nitrite MR 3 SDWIS / GA1990001 / 1038
2023 Public Notice Other 2 SDWIS / GA1990001 / 7500
2021 Consumer Confidence Rule Other 29 SDWIS / GA1990001 / 7000
2020 Total Haloacetic Acids (HAA5) MR 4 SDWIS / GA1990001 / 2456
2020 TTHM MR 4 SDWIS / GA1990001 / 2950
2008 Coliform (TCR) MCL 27 SDWIS / GA1990001 / 3100
2005 Coliform (TCR) MR 87 SDWIS / GA1990001 / 3100
2002 Nitrate MR 11 SDWIS / GA1990001 / 1040
1997 o-Dichlorobenzene MR 12 SDWIS / GA1990001 / 2968
1997 1,2-Dichloropropane MR 12 SDWIS / GA1990001 / 2983
1997 Benzene MR 12 SDWIS / GA1990001 / 2990
1997 Carbon tetrachloride MR 12 SDWIS / GA1990001 / 2982

How Lone Oak Water System Compares

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

Metric Lone Oak Water System Georgia avg Federal benchmark
Total violations 456 45.7 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 27 5.1 Indicates a contaminant exceeded a federal MCL
PFAS detection None 40.2% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 307 4,490 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,382 regulated public water systems in Georgia.

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 Lone Oak Water System water safe to drink? ▼
Lone Oak Water System (PWS ID: GA1990001) has 456 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 307 people using Groundwater sources.
How many people does Lone Oak Water System serve? ▼
Lone Oak Water System serves 307 people in Lone Oak, Georgia. It is a Local-owned system using Groundwater water sources with 120 service connections.
What type of violations does Lone Oak Water System have? ▼
Lone Oak Water System has 456 total violations: 27 health-based violations (MCL exceedances or treatment failures), 390 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Lone Oak Water System water? ▼
No PFAS testing data is available for Lone Oak Water System under the EPA's UCMR5 monitoring program.
What water source does Lone Oak Water System use? ▼
Lone Oak 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.
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.