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Community Water System · PWS GA2090018

Three Rivers Estates

Twin City, Georgia 30471 - drinking water served from groundwater sources to 138 people, tracked in EPA SDWIS and UCMR5.

138
People served
1,017
EPA violations
8
Health-based
Untested
UCMR5 result

The verdict

EPA records 1,017 drinking-water violations at Three Rivers Estates, 1% of them health-based - above the Georgia per-system average.

1,017
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
138
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Three Rivers Estates

Three Rivers Estates is a private-owned community water system that delivers drinking water to 138 residents in Twin City, Georgia (Montgomery County) through 51 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 1,017 total violations for this system , of which 8 (1%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 974 monitoring and reporting violations are on file. The most recent violation on record dates to 2020.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 452 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%).

Three Rivers Estates's 1,017 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
138
Total Violations
1,017
Health-Based Violations
8
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
51
County
Montgomery
School/Daycare
No
MCL Violations
8
Monitoring Violations
974
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 452 2010
Nitrate MR 114 2010
Consumer Confidence Rule Other 34 2016
1,1,2-Trichloroethane MR 12 1997
1,2,4-Trichlorobenzene MR 12 1997
1,2-Dichloroethane MR 12 1997
Benzene MR 12 1997
Ethylbenzene MR 12 1997
Styrene MR 12 1997
Tetrachloroethylene MR 12 1997
Toluene MR 12 1997
cis-1,2-Dichloroethylene MR 12 1997
trans-1,2-Dichloroethylene MR 12 1997
1,1-Dichloroethylene MR 12 1997
o-Dichlorobenzene MR 12 1997
1,2-Dichloropropane MR 12 1997
p-Dichlorobenzene MR 12 1997
CHLOROBENZENE MR 12 1997
DICHLOROMETHANE MR 12 1997
1,1,1-Trichloroethane MR 12 1997
Xylenes, Total MR 12 1997
Trichloroethylene MR 12 1997
Vinyl chloride MR 12 1997
Carbon tetrachloride MR 12 1997
2,3,7,8-TCDD MR 9 1995
Coliform (TCR) MCL 8 2003
Endothall MR 5 1995
Dinoseb MR 5 1995
2,4-D MR 5 1995
Pentachlorophenol MR 5 1995

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 Three Rivers Estates.

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 GA2090018 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 Three Rivers Estates 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
2020 Total Haloacetic Acids (HAA5) MR 1 SDWIS / GA2090018 / 2456
2020 TTHM MR 1 SDWIS / GA2090018 / 2950
2016 Consumer Confidence Rule Other 34 SDWIS / GA2090018 / 7000
2010 Coliform (TCR) MR 452 SDWIS / GA2090018 / 3100
2010 Nitrate MR 114 SDWIS / GA2090018 / 1040
2003 Coliform (TCR) MCL 8 SDWIS / GA2090018 / 3100
1997 1,1,2-Trichloroethane MR 12 SDWIS / GA2090018 / 2985
1997 1,2,4-Trichlorobenzene MR 12 SDWIS / GA2090018 / 2378
1997 1,2-Dichloroethane MR 12 SDWIS / GA2090018 / 2980
1997 Benzene MR 12 SDWIS / GA2090018 / 2990
1997 Ethylbenzene MR 12 SDWIS / GA2090018 / 2992
1997 Styrene MR 12 SDWIS / GA2090018 / 2996
1997 Tetrachloroethylene MR 12 SDWIS / GA2090018 / 2987
1997 Toluene MR 12 SDWIS / GA2090018 / 2991
1997 cis-1,2-Dichloroethylene MR 12 SDWIS / GA2090018 / 2380

How Three Rivers Estates Compares

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

Metric Three Rivers Estates Georgia avg Federal benchmark
Total violations 1,017 45.7 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 8 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 138 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 Three Rivers Estates water safe to drink? ▼
Three Rivers Estates (PWS ID: GA2090018) has 1017 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 138 people using Groundwater sources.
How many people does Three Rivers Estates serve? ▼
Three Rivers Estates serves 138 people in Twin City, Georgia. It is a Private-owned system using Groundwater water sources with 51 service connections.
What type of violations does Three Rivers Estates have? ▼
Three Rivers Estates has 1,017 total violations: 8 health-based violations (MCL exceedances or treatment failures), 974 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Three Rivers Estates water? ▼
No PFAS testing data is available for Three Rivers Estates under the EPA's UCMR5 monitoring program.
What water source does Three Rivers Estates use? ▼
Three Rivers Estates 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.