Skip to main content
WaterVerge

Water quality report · updated Jul 2026

Is Robert Lee, TX Tap Water Safe to Drink?

Graded D, with 35 unresolved violations on record. See what was cited — and what it means for your tap. What to do ↓

0 contaminants over a legal limit
0.4 ppb lead, 90th percentile · low
35 unresolved violations
1K people served by 2 water systems

PWSID TX0410002 · moderate data confidence · local government utility

Reviewed by WaterVerge Editorial Team · Last updated July 2026
D 49 / 100

#787 of 1067Texas cities
How we grade →

01The verdict: is Robert Lee water safe?

Robert Lee's drinking water has significant quality concerns based on EPA testing data. With a grade of D (49/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 2 water systems serve approximately 1,435 residents using surface water (rivers, lakes, or reservoirs).

The concern

35 unresolved violations on record

EPA records show open compliance items for this system. Most are administrative, but unresolved items are worth watching.

See what was cited ↓
The good news

Lead is well under the limit

90th-percentile lead is 0.4 ppb — beneath the 15 ppb federal action level and under the 5 ppb watch threshold.

See the trend ↓
Keep watching

29 violations in the last five years

Recent compliance history is the best predictor of future problems — the year-by-year record is below.

See the record ↓

Robert Lee's drinking water received a grade of D (49 out of 100), indicating poor water quality. The city's 2 water systems serve approximately 1,435 residents using purchased surface water.

Lead levels were measured at 0.4 ppb (90th percentile), well within EPA limits. This system has not yet been tested for PFAS under the EPA UCMR 5 program. The system has 284 violations on record, including 179 health-based violations. 35 remain unresolved.

Robert Lee ranks #787 out of 1067 cities in Texas for water quality, placing it below average in the state. The city draws from surface water sources, which are more susceptible to seasonal runoff and agricultural contamination, requiring extensive multi-barrier treatment including coagulation, filtration, and disinfection. As a small community water system, Robert Lee may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities. The system has seen 29 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.

How the 49/100 breaks down Methodology →
ViolationsHistorical violation record including health-based and monitoring violations.
0 / 45F
Lead & CopperLead at 0.4 ppb (90th percentile).
20 / 20A
ContaminantsPFAS + legacy contaminant analysis.
17 / 20B
ComplianceMonitoring and reporting compliance with EPA regulations.
8 / 10B
Source RiskWater source: Purchased surface water.
4 / 5B

02What's in Robert Lee's water

Every contaminant flagged in Robert Lee, on one shared scale: distance to its own legal limit. The red line is the limit — anything past it is out of compliance, and the closer a bar gets, the less headroom the system has.

1 detection · sorted by % of legal limit
Over the limit Elevated — watch Within limits
0 50% LEGAL LIMIT 150%
1 contaminant tested under EPA SDWIS, LCR and UCMR programs · 1 detected · not yet tested for PFAS under UCMR 5

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 0.4 15 ppb Inorganic Safe
Data source: EPA SDWIS, UCMR 5, local utility CCR.

03Robert Lee's ten-year track record

Each box is one year. A green check means no EPA violations; a numbered badge counts that year's violations — red if any were health-based, amber if they were monitoring or paperwork issues. The system has 284 violations on record, including 179 health-based violations. 35 remain unresolved.

2 of the last ten years were clean. The numbered years had EPA violations — red when any were health-based, amber when they were paperwork or missed-testing issues.

24 health-based in 10 yrs 21 monitoring & paperwork 15 still unresolved
UpdateWater quality data updatedLatest EPA compliance and testing data incorporated into Robert Lee's water quality assessment. Grade: D (49/100).
DisasterSEVERE STORMS, STRAIGHT-LINE WINDS, AND FLOODINGFederal disaster declaration (FEMA DR-4879). Flood event — may have impacted local water infrastructure.
Violation1 drinking water violation recorded1 health-based. Contaminants: TTHM.Resolved
Violation1 drinking water violation recorded1 health-based. Contaminants: TTHM.Resolved
Violation1 drinking water violation recordedContaminants: Public Notice.Open
DisasterSEVERE STORMS, STRAIGHT-LINE WINDS, TORNADOES, AND FLOODINGFederal disaster declaration (FEMA DR-4781). Flood event — may have impacted local water infrastructure.
Lead, 90th percentileppb · lower is better
05101520EPA action level · 15 ppb1993 — 7.2 ppb1994 — 10 ppb1995 — 1.5 ppb1996 — 9.6 ppb1999 — 8.2 ppb2002 — 3.9 ppb2022 — 1.2 ppb2023 — 2.1 ppb2024 — 0.40 ppb7.20.4019931995199920222024

Down 6.8 ppb since 1993. Latest reading: 0.40 ppb (2024) — 3% of the action level. Sampled at higher-risk homes (90th percentile).

04Where Robert Lee's water comes from

Robert Lee's drinking water comes primarily from surface water sources such as rivers, lakes, or reservoirs.

Source

Purchased Surface Water

Rivers, lakes, or reservoirs — more exposed to runoff, agriculture, and seasonal swings than groundwater.

Treatment

Wholesale supplier

Multi-barrier treatment: coagulation, sedimentation, filtration, and disinfection to meet EPA standards.

Distribution

2 systems

2 water systems (1 wholesaler), operated under local government ownership.

Delivery

1,435 people

Residents served across Robert Lee's service area.

Surface water systems require multi-stage treatment including coagulation, sedimentation, filtration, and disinfection to meet EPA Safe Drinking Water Act standards. These sources can be impacted by seasonal changes, stormwater runoff, upstream agriculture, and industrial discharge. The system is operated by local government ownership and serves approximately 1,435 people through 2 water systems.

System namePWSIDPopulationSource
CITY OF ROBERT LEE TX0410002 1,025 Purchased Surface Water
COKE COUNTY WSC TX0410017 410 Purchased Surface Water

Water bodies near Robert Lee

E. V. Spence Res Nr Robert Lee · lake Colorado Rv At Robert Lee · river

As a surface-water system, these water bodies may directly influence Robert Lee's drinking water supply.

05Pressure on Robert Lee's watershed

Outside forces that shape what reaches the treatment plant. None of these is a verdict on the tap by itself — but each adds pressure worth knowing about.

Flood & storm history

Recurring — declared disasters

3 federal disaster declarations on record for Coke County. Flooding and severe storms can overwhelm treatment plants, cause sewage overflows, and push runoff into supplies.

SEVERE STORMS, STRAIGHT-LINE WINDS, AND FLOODING Jul 2025 · DR-4879
SEVERE STORMS, STRAIGHT-LINE WINDS, TORNADOES, AND FLOODING May 2024 · DR-4781
HURRICANE RITA Sep 2005 · DR-1606

06How Robert Lee compares

Scores for nearby Texas cities on one line, with the average marked.

Robert Lee (this city)
49 · D
Dallas
36.2 · F
Fort Worth
34.5 · F
San Antonio
33.1 · F
Austin
31.2 · F
Houston
27.8 · F

dashed line = Texas average (46/100)

Robert Lee scores 49/100on par with the Texas average of 46/100. It outscores 7 of 10 nearby cities. Full Texas rankings →

Coke water quality rankings
Compare all cities in the county — grades, violations, and contaminant data side by side.

07What to do at home

Steps matched to what testing actually found in Robert Lee's water — not generic advice.

Extra protection

A basic carbon filter still helps

Robert Lee's water meets federal standards, but a simple carbon filter improves taste and adds a margin of safety against short-term issues.

Compare tested filters →
Know your report

Read your utility's annual report

Every utility must publish a yearly Consumer Confidence Report with its own testing results. It pairs well with the independent data on this page.

How to read a CCR →
Stay informed

Watch for Robert Lee alerts

This area has a history of flood declarations — after severe weather, watch for boil-water advisories from the utility, and check the live alerts on this page.

All water alerts →

Frequently asked questions

Is Robert Lee, TX tap water safe to drink?

Robert Lee's water quality earned a grade of D (49/100). Significant issues have been found. A water filter is strongly recommended. The city ranks #787 out of 1067 cities tested in Texas.

What contaminants are in Robert Lee's water?

Lead was measured at 0.4 ppb (90th percentile). 284 violations are on record.

How is Robert Lee's water quality grade calculated?

The grade is based on four factors: violation history (40%), lead and copper levels (25%), PFAS contamination (25%), and regulatory compliance (10%). The score is also adjusted based on how complete the available data is. See our methodology page for full details.

Do I need a water filter in Robert Lee?

Based on current data, basic filtration should suffice for additional peace of mind.

Where does Robert Lee's water come from?

Robert Lee's water is sourced from Purchased surface water. The city has 2 water systems serving approximately 1,435 residents.

What health violations has Robert Lee's water system had?

Robert Lee has 179 health-based violations on record. The most recent violation was recorded in July 2025. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 35 violations remain unresolved.

How does Robert Lee's water compare to other cities?

Robert Lee ranks #787 out of 1067 cities in Texas (better than 26% of state cities) and #13109 out of 15382 cities nationally (15th percentile). The grade of D reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Share this reportHelp others learn about their water quality
WhatsAppXFacebookLinkedInEmail
About Robert Lee, TX: Median household income $31,219 · median home value $52,522 · median age 37.5 · 61.7% homeowners · 11.7% college educated. Service area: 1 ZIP code across Coke.
Show ZIP codes 76945
Sources: EPA SDWIS & ECHO · UCMR 3–5 · Lead & Copper Rule samples · EPA TRI · U.S. Drought Monitor · FEMA declarations. Data last updated Jul 2026. Analysis by the WaterVerge Editorial Team · methodology.