Is Spring Branch, TX Tap Water Safe to Drink?
Graded B, with 14 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓
79.5/100
waterverge.com Spring Branch, TX — Water Quality Report
Spring Branch's drinking water received a grade of B (79.5 out of 100), indicating good water quality. The city's 2 water systems serve approximately 2,508 residents using groundwater.
Lead levels were measured at 1.6 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 20 violations on record, including 0 health-based violations. 14 remain unresolved.
What to know about Spring Branch's water
Spring Branch ranks #381 out of 1067 cities in Texas for water quality, placing it mid-range in the state.
Spring Branch relies on groundwater, which is generally less vulnerable to surface contamination but can be affected by naturally occurring minerals like arsenic and nitrate, as well as agricultural and industrial runoff.
As a small community water system, Spring Branch may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.
Water quality score
See methodology →Is Spring Branch, TX water safe to drink?
Spring Branch's drinking water has significant quality concerns based on EPA testing data. With a grade of B (79.5/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 2 water systems serve approximately 2,508 residents using groundwater (wells).
Recent water quality updates for Spring Branch
A timeline of significant water quality events, violations, and data updates.
Latest EPA compliance and testing data incorporated into Spring Branch's water quality assessment. Grade: B (79.5/100).
Contaminants: Public Notice.
Contaminants: Lead and Copper Rule.
Contaminants: E. COLI.
Federal disaster declaration (FEMA DR-4332). Hurricane event — may have impacted local water infrastructure.
Federal disaster declaration (FEMA DR-3313). Hurricane event — may have impacted local water infrastructure.
Key contaminant findings
Based on the most recent EPA sampling data for Spring Branch's water supply.
Well within EPA limits.
Violation history
Spring Branch's water system has 20 total violations on record, including 0 health-based violations. 14 remain unresolved. 3 violations were issued in the last 5 years.
Flood & environmental risk
Comal County has experienced 4 federally declared disasters since 2005. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies. Local water sources include Guadalupe Rv Nr Spring Branch, Little Blanco Rv At Fm 32 Nr Fischer, Cibolo Ck At Smithson Valley Rd Nr Bulverde.
Where does Spring Branch's water come from?
Spring Branch's drinking water comes from groundwater (wells), supplied by 2 water systems serving approximately 2,508 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Guadalupe Rv Nr Spring Branch (river), Little Blanco Rv At Fm 32 Nr Fischer (river), Cibolo Ck At Smithson Valley Rd Nr Bulverde (river).
What Spring Branch residents can do
Recommended: NSF-certified water filter. This addresses the specific contaminants found in Spring Branch's water.
Your water utility is required to publish an annual Consumer Confidence Report (CCR) with detailed testing results. Ask for the latest copy or check your utility's website.
Spring Branch's area has a history of flooding. After severe weather, watch for boil water advisories from your local utility.
Data: EPA SDWIS, UCMR 5 (PFAS), FEMA, NOAA. Last updated May 2026.
Top contaminants to know
View all ↓Violation summary
Violations & advisories
Drought conditions
D2 — severe droughtComal County is currently in D2 (severe drought) per the U.S. Drought Monitor (week of May 5, 2026). Drought can elevate disinfection-byproduct (TTHM/HAA5) levels and taste/odor issues as utilities draw from lower reservoirs.
Source: U.S. Drought Monitor, updated weekly by NDMC, USDA, and NOAA.
Flood & disaster history
Comal County has experienced 4 federally declared disasters since 2005. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.
Full contaminants report
| Contaminant | Detected Level | EPA Limit | Unit | Category | Status |
|---|---|---|---|---|---|
| Lead (90th percentile) LeadHeavy Metal A toxic heavy metal that can leach into drinking water from older pipes, solder, and fixtures. No amount of lead in water is considered safe. Health EffectsBrain and nervous system damage in children, kidney damage, high blood pressure, and reproductive problems in adults. EPA Limit15 ppb action level Common SourcesCorrosion of lead pipes, lead solder, brass faucets, and household plumbing. | 1.6 | 15 | ppb | Inorganic | Safe |
Lead level trend (90th percentile)
See how Spring Branch compares by contaminant
Explore where Spring Branch ranks among all Texas cities for specific contaminants.
Water source & infrastructure
Where Spring Branch's water comes from
Spring Branch's drinking water is drawn from underground aquifers through wells.
Groundwater is naturally filtered through rock and soil layers, generally requiring less treatment than surface water. However, it can contain naturally occurring contaminants like arsenic, radon, and minerals.
Agricultural activity, septic systems, and industrial operations near well fields can introduce nitrates, pesticides, and volatile organic compounds.
The system is operated by private ownership and serves approximately 2,508 people through 2 water systems.
Water bodies near Spring Branch
Spring Branch is located near 3 notable water bodies. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.
Water systems serving Spring Branch
| System Name | PWSID | Population | Source |
|---|---|---|---|
| CYPRESS COVE WSC | TX0460024 | 1,929 | GW |
| SPRING BRANCH INDIAN HILLS ESTATES WSC | TX0460158 | 579 | GW |
How Spring Branch compares
Full Texas rankings →Spring Branch's score of 79.5/100 is above the average of 46/100 among major Texas cities. It outscores 9 of 10 nearby cities.
Nearby cities
View Texas rankings →About Spring Branch, TX
Learn more about your water
Guides and resources related to Spring Branch's water quality findings.
Explore water quality across Comal
Frequently asked questions
Is Spring Branch, TX tap water safe to drink?
Spring Branch's water quality earned a grade of B (79.5/100). Some concerns have been identified. Consider a water filter for an extra layer of protection. The city ranks #381 out of 1067 cities tested in Texas.
What contaminants are in Spring Branch's water?
Lead was measured at 1.6 ppb (90th percentile). 20 violations are on record.
How is Spring Branch'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 Spring Branch?
Based on current data, basic filtration should suffice for additional peace of mind.
Where does Spring Branch's water come from?
Spring Branch's water is sourced from Groundwater. The city has 2 water systems serving approximately 2,508 residents.
Is Spring Branch's groundwater at risk of contamination?
Spring Branch uses groundwater, which can be affected by naturally occurring contaminants like arsenic, radon, and nitrate, as well as agricultural runoff and industrial activity. The system has 20 violations on record that may relate to groundwater quality. Groundwater systems are generally less susceptible to surface contamination but should be monitored for emerging contaminants like PFAS.
How does Spring Branch's water compare to other cities?
Spring Branch ranks #381 out of 1067 cities in Texas (better than 64% of state cities) and #8241 out of 15744 cities nationally (48th percentile). The grade of B reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.