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WaterVerge

Water quality report · updated Jul 2026

Is Silverton, TX Tap Water Safe to Drink?

Graded D, with 45 unresolved violations on record. See what was cited — and what it means for your tap. What to do ↓

0 contaminants over a legal limit
1.3 ppb lead, 90th percentile · low
45 unresolved violations
808 people served by 3 water systems

PWSID TX0230001 · moderate data confidence · local government utility

Reviewed by WaterVerge Editorial Team · Last updated July 2026
D 46 / 100

#869 of 1067Texas cities
How we grade →

01The verdict: is Silverton water safe?

Silverton's drinking water has significant quality concerns based on EPA testing data. With a grade of D (46/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 3 water systems serve approximately 808 residents using surface water (rivers, lakes, or reservoirs).

The concern

45 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 1.3 ppb — beneath the 15 ppb federal action level and under the 5 ppb watch threshold.

See the trend ↓
Keep watching

34 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 ↓

Silverton's drinking water received a grade of D (46 out of 100), indicating poor water quality. The city's 3 water systems serve approximately 808 residents using purchased surface water.

Lead levels were measured at 1.3 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 133 violations on record, including 62 health-based violations. 45 remain unresolved.

Silverton ranks #869 out of 1067 cities in Texas for water quality, placing it among the lowest-rated 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, Silverton may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities. The system has seen 34 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.

How the 46/100 breaks down Methodology →
ViolationsHistorical violation record including health-based and monitoring violations.
0 / 45F
Lead & CopperLead at 1.3 ppb (90th percentile).
20 / 20A
ContaminantsPFAS + legacy contaminant analysis.
17 / 20B
ComplianceMonitoring and reporting compliance with EPA regulations.
5 / 10D
Source RiskWater source: Purchased surface water.
4 / 5B

02What's in Silverton's water

Every contaminant flagged in Silverton, 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) 1.3 15 ppb Inorganic Safe
Data source: EPA SDWIS, UCMR 5, local utility CCR.

03Silverton'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 133 violations on record, including 62 health-based violations. 45 remain unresolved.

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

29 health-based in 10 yrs 28 monitoring & paperwork 24 still unresolved
UpdateWater quality data updatedLatest EPA compliance and testing data incorporated into Silverton's water quality assessment. Grade: D (46/100).
Violation1 drinking water violation recorded1 health-based. Contaminants: TTHM.Resolved
Violation2 drinking water violations recorded1 health-based. Contaminants: TTHM, Consumer Confidence Rule.Open
Violation2 drinking water violations recordedContaminants: Public Notice.Open
DisasterHURRICANE RITAFederal disaster declaration (FEMA DR-1606). Hurricane event — may have impacted local water infrastructure.
Lead, 90th percentileppb · lower is better
05101520EPA action level · 15 ppb1994 — 1.5 ppb1995 — 1.9 ppb1996 — 2.3 ppb1999 — 3.1 ppb2009 — 1.4 ppb2022 — 0 ppb2024 — 0.73 ppb2025 — 1.0 ppb1.51.019941996200920242025

Down 0.47 ppb since 1994. Latest reading: 1.0 ppb (2025) — 7% of the action level. Sampled at higher-risk homes (90th percentile).

04Where Silverton's water comes from

Silverton'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

3 systems

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

Delivery

808 people

Residents served across Silverton'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 808 people through 3 water systems.

System namePWSIDPopulationSource
SILVERTON MUNICIPAL WATER SYSTEM TX0230001 597 Purchased Surface Water
MACKENZIE MUNICIPAL WATER AUTHORITY TX0230004 126 Surface Water
CORONADO SHORES WATER SYSTEM TX0230005 85 Groundwater

Water bodies near Silverton

Mackenzie Res Nr Silverton · lake Rock Ck Trib Nr Silverton · river

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

05Pressure on Silverton'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

Occasional

1 federal disaster declaration on record for Briscoe County. Flooding and severe storms can overwhelm treatment plants, cause sewage overflows, and push runoff into supplies.

HURRICANE RITA Sep 2005 · DR-1606

Drought

D3 — extreme drought

Briscoe County is in D3 (extreme drought) per the U.S. Drought Monitor (week of Jul 2026). Drought can raise disinfection-byproduct levels and taste/odor issues as utilities draw from lower reservoirs.

Current streak at D2+ severity23 wks
Weeks at D2+ in the last 5 years23 wks
Months in D2+ over the last 30 years16.0%

06How Silverton compares

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

Silverton (this city)
46 · 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)

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

Briscoe 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 Silverton's water — not generic advice.

Extra protection

A basic carbon filter still helps

Silverton'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 Silverton alerts

We refresh EPA data monthly and surface new violations, advisories, and boil-water notices for your county on this page.

All water alerts →

Frequently asked questions

Is Silverton, TX tap water safe to drink?

Silverton's water quality earned a grade of D (46/100). Significant issues have been found. A water filter is strongly recommended. The city ranks #869 out of 1067 cities tested in Texas.

What contaminants are in Silverton's water?

Lead was measured at 1.3 ppb (90th percentile). 133 violations are on record.

How is Silverton'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 Silverton?

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

Where does Silverton's water come from?

Silverton's water is sourced from Purchased surface water. The city has 3 water systems serving approximately 808 residents.

What health violations has Silverton's water system had?

Silverton has 62 health-based violations on record. The most recent violation was recorded in October 2025. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 45 violations remain unresolved.

How does Silverton's water compare to other cities?

Silverton ranks #869 out of 1067 cities in Texas (better than 19% of state cities) and #13778 out of 15382 cities nationally (10th percentile). The grade of D reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

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About Silverton, TX: Silverton is a city in and the county seat of Briscoe County, Texas, United States. The population was 629 at the 2020 census. Median household income $34,850 · median home value $72,064 · median age 42.7 · 69.4% homeowners · 7.8% college educated. Wikipedia → Service area: 1 ZIP code across Briscoe.
Show ZIP codes 79257
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.