ZipCheckup grade for 75603: B.
The model grade is high, but the records on this page include findings worth reviewing.
Your top priority: match a filter's certification to the violations (7 health-based violations). Check your ZIP → NSF certified filters
Longview, TX (75603): 7 Health-Based Violations Recorded for Mapped Water Systems - 83/100
EPA data combined for 8 water systems mapped to this ZIP (largest mapped system: Elderville Water Supply Corporation)
Health-based violation records by water system:
EPA records for the water systems mapped to 75603 in Longview, TX contain 37 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 7 are marked health-based.
Data source: U.S. Environmental Protection Agency (EPA) SDWIS
At a Glance
- Water EPA records for water systems mapped to this ZIP show 7 health-based violations and 30 non-health-based (since 2021).
- Lead The reported 90th-percentile lead result is below the laboratory reporting limit, not a measured zero; EPA's health goal for lead is zero.
- PFAS PFAS detected in UCMR5 sampling; see the PFAS section for each compound, compared with the federal PFAS MCL where one exists.
- Radon EPA Zone 3 - county-level radon potential, not evidence of a low home result.
- Flood 12 cumulative NFIP claim records. Claim evidence is historical, not current map coverage.
Get updates when new water-quality data is available for your area
Free alerts when new EPA data affects ZIP code 75603. No spam - just safety updates.
Unsubscribe anytime. We only send updates when your safety score changes. See our Privacy Policy.
See incorrect data? Let us know
The record for 75603 in Longview carries one critical-level condition alongside 1 high-priority alert.
Score Breakdown
Overall Home Safety Score: 83/100
This is the published model score. Component and domain values are shown independently; they are not added together on this page.
Canonical components
Required domains
Coverage: 4 of 4 components and 3 of 3 domains observed.
Model 4.0.0; series home-safety-v4-cross-vertical.
Safety & Health (7) CRITICAL
Your Water System
ZIP code 75603 in Longview, Texas is mapped to the water system Elderville Water Supply Corporation (EPA ID: TX0920019). This system provides water to approximately 9,021 people from surface water sources.
There are 8 community water systems serving this area.
Water Systems Serving This Area
| System Name | EPA ID | Population | Source |
|---|---|---|---|
| Elderville Water Supply Corporation | TX0920019 | 9,021 | Surface water |
| City of Longview | TX0920004 | 83,236 | Surface water |
| West Gregg Special Utility District | TX0920022 | 5,127 | Groundwater |
| Cross Roads Special Utility District | TX2010011 | 4,062 | Groundwater |
| Liberty City Water Supply Corporation | TX0920016 | 6,540 | Groundwater |
Other Water Quality Reports in Texas
- 73301 (Austin)
- 73344 (Austin)
- 73960 (Texhoma)
- 75001 (Addison) - 2 violations recorded for mapped water systems
- 75002 (Allen) - 14 violations recorded for mapped water systems
- 75006 (Carrollton) - 2 violations recorded for mapped water systems
- 75007 (Carrollton) - 1 violation recorded for mapped water systems
- 75009 (Celina) - 18 violations recorded for mapped water systems
- 75010 (Carrollton) - 1 violation recorded for mapped water systems
- 75011 (Carrollton)
- 75013 (Allen)
- 75014 (Irving)
- 75015 (Irving)
- 75016 (Irving)
- 75017 (Irving)
- 75019 (Coppell) - 5 violations recorded for mapped water systems
- 75020 (Denison) - 38 violations recorded for mapped water systems
- 75021 (Denison) - 30 violations recorded for mapped water systems
- 75022 (Flower Mound) - 18 violations recorded for mapped water systems
- 75023 (Plano)
Nearby Water Quality Reports
- 75602 (Longview) - 3 mi - 4 violations recorded for mapped water systems
- 75606 (Longview) - 5 mi
- 75601 (Longview) - 6 mi - 5 violations recorded for mapped water systems
- 75607 (Longview) - 7 mi
- 75615 (Longview) - 7 mi
- 75641 (Easton) - 8 mi - 1 violation recorded for mapped water systems
- 75604 (Longview) - 9 mi - 119 violations recorded for mapped water systems
- 75662 (Kilgore) - 9 mi - 68 violations recorded for mapped water systems
- 75605 (Longview) - 10 mi - 44 violations recorded for mapped water systems
- 75691 (Tatum) - 10 mi - 80 violations recorded for mapped water systems
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Elderville Water Supply Corporation (TX0920019) on EPA.gov.
4 of the top compounds applied across the surrounding county in USGS pesticide-use estimates appear on EPA drinking-water monitoring lists. See the agricultural pesticide-use section.
Compliance History
PFAS Contamination Detected
PFAS ("forever chemicals") have been reported in samples from water systems associated with ZIP code 75603.
Detected compounds: PFBA.
Highest measured level: 0.0058 µg/L
Reverse osmosis (RO) and activated carbon block filters can reduce PFAS at the tap. Certifications list the compounds covered: an NSF/ANSI 53 or 58 claim for PFOA/PFOS does not cover every PFAS, so check that the product lists the compounds detected here.
Health Risks from Detected Contaminants
Total Trihalomethanes (TTHM)
High RiskEPA reference value: 0.08 mg/L · 4 violations on record
Long-term exposure is associated with increased cancer risk, including bladder cancer; possible reproductive effects
At-risk groups: pregnant women, long-term consumers of chlorinated water
Treatment options (verify a product is certified to reduce this contaminant): granular activated carbon (GAC), carbon block filter, point-of-entry aeration · Find a filter →
Environmental Hazards (11) HIGH
Home & Infrastructure (6) OK
Cost & Community (9) OK
CPSC product recall notices
These national notices are not matched to this ZIP code or water system.
Protect Your Home in Longview
Based on local data for ZIP 75603, these services may benefit homeowners in your area.
Based on local data for your area. Use the tools below to explore your options.
Home & Flood Insurance
The ZIP code for this report in Longview has 12 FEMA flood claims on record. Standard homeowner policies don't cover flood damage - make sure you're protected.
Typical cost: Flood insurance: premiums vary by property and flood zone; request a quote
Check Your Flood Zone (Free)FEMA flood map lookup - see if your property is in a flood zone
Free tip: Check your FEMA flood zone at msc.fema.gov (free lookup)
Gutter Installation & Repair
The median home in 75603 was built around 1982. Aging gutters can cause foundation damage, basement flooding, and mold - a professional assessment can prevent costly repairs.
Typical cost: Gutter installation: typically $1,000–$2,500 for a standard home
Estimate Your Home Maintenance CostsWindow Replacement
The median build year of homes in Longview is 1982; check the age and condition of your own windows. ENERGY STAR windows can save $101–$583/year on energy bills.
Typical cost: Window replacement: typically $300–$800 per window installed
Estimate Your Home Maintenance CostsRoofing Inspection & Repair
Active weather alerts in Texas increase the risk of roof damage from hail and high winds. A professional inspection can identify vulnerabilities.
Typical cost: Roof inspection: typically $75–$300; repairs $300–$1,500
Estimate Your Home Insurance NeedsService recommendations are based on public data for this ZIP code (FEMA, Census ACS, NWS). Actual needs vary by property. By calling, your information will be shared with an independent service provider. ZipCheckup may receive compensation. Cost estimates are approximate and vary by property, condition, and contractor.
Frequently Asked Questions
Is the tap water in 75603 safe to drink?
EPA SDWIS records 37 violations since 2021 across the water systems mapped to ZIP 75603 (primary system: Elderville Water Supply Corporation), including 7 health-based. The violation table above shows which system each record belongs to. ZipCheckup last updated this page in July 2026. The federal source release date is unavailable, so that month is not presented as source currency.
Where does 75603's water come from?
The recorded water source for Elderville Water Supply Corporation, a system mapped to ZIP code 75603, is Surface water. This system serves approximately 9,021 people.
How does Longview water compare to the national average?
Longview's Home Safety Score ranks better than 67% of U.S. ZIP codes, and lower than 57% of ZIP codes within Texas.
How can I get my water tested in Longview?
If Elderville Water Supply Corporation supplies your home, contact it for its Consumer Confidence Report; otherwise contact the water utility that serves your address, or hire a certified lab for independent home water testing. The EPA recommends annual testing if you use a private well.
What is the radon risk for 75603?
75603 is mapped to a county in EPA Radon Zone 3 (low county-level radon potential; EPA recommends testing every home), located in Gregg County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.
Are there PFAS (forever chemicals) in 75603's water?
Yes, PFAS have been detected in samples from water systems mapped to 75603. Reverse osmosis and activated carbon filters certified to NSF/ANSI 53 or 58 specifically for PFOA/PFOS reduction can reduce PFAS.
What does the NFIP claim history show for ZIP 75603?
FEMA records contain 12 flood insurance claims filed in ZIP code 75603; the recorded rated-zone value (the most frequent one if there are several claims) is A, which is claims evidence and may differ from the current FEMA map zone for a property. Claim records do not establish current property risk. Review FEMA's map for the specific property.
How to cite this page
ZipCheckup. (2026). Longview, TX (75603): 7 Health-Based Violations Recorded for Mapped Water Systems - 83/100. https://zipcheckup.com/report/75603/
@misc{zipcheckup-report-75603,
author = {{ZipCheckup}},
title = {{Longview, TX (75603): 7 Health-Based Violations Recorded for Mapped Water Systems - 83/100}},
year = {2026},
url = {https://zipcheckup.com/report/75603/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 75603
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 75602 | Longview, TX | 3.2 mi | A | 4 |
| 75606 | Longview, TX | 5.4 mi | N/A | 0 |
| 75601 | Longview, TX | 6.4 mi | A | 5 |
| 75607 | Longview, TX | 7.2 mi | N/A | 0 |
| 75615 | Longview, TX | 7.2 mi | N/A | 0 |
| 75641 | Easton, TX | 8.0 mi | N/A | 1 |
| 75604 | Longview, TX | 8.5 mi | B | 119 |
| 75662 | Kilgore, TX | 9.4 mi | B | 68 |
| 75605 | Longview, TX | 9.6 mi | B | 44 |
| 75691 | Tatum, TX | 9.7 mi | N/A | 80 |
Nearby ZIP Code Reports
2026 Rankings for Your Area
Overall safety breakdown
Home Safety Score →Find the right water filter
Water Filter Matcher →Compare filters, tests & services
Compare My Options →Compare with another ZIP
Compare Tool →