ZipCheckup grade for 77367: A.
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 (8 health-based violations). Check your ZIP → NSF certified filters
Riverside, TX (77367): PFAS Detected in Mapped Water Systems - 85/100
EPA data for Riverside Special Utility District
Health-based violation records by water system:
EPA records for the water systems mapped to 77367 in Riverside, TX contain 16 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 8 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 8 health-based violations and 8 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 20 cumulative NFIP claim records. Claim evidence is historical, not current map coverage.
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The high-priority classification level in safety records for Riverside (77367) accounts for 1 condition - the critical-tier section of the same dataset contains no findings at all.
Score Breakdown
Overall Home Safety Score: 85/100
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 77367 in Riverside, Texas is mapped to the water system Riverside Special Utility District (EPA ID: TX2360010). This system provides water to approximately 6,246 people from groundwater sources.
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
- 77334 (Dodge) - 6 mi - 23 violations recorded for mapped water systems
- 75862 (Trinity) - 7 mi - 257 violations recorded for mapped water systems
- 77359 (Oakhurst) - 11 mi - 53 violations recorded for mapped water systems
- 77320 (Huntsville) - 11 mi - 82 violations recorded for mapped water systems
- 77364 (Pointblank) - 12 mi - 63 violations recorded for mapped water systems
- 77342 (Huntsville) - 12 mi - 1 violation recorded for mapped water systems
- 77343 (Huntsville) - 13 mi
- 77344 (Huntsville) - 13 mi
- 77348 (Huntsville) - 13 mi
- 77349 (Huntsville) - 13 mi
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Riverside Special Utility District (TX2360010) 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 77367.
Detected compounds: PFPeA, PFBS.
Highest measured level: 0.0066 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 · 8 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 (8) HIGH
CPSC product recall notices
These national notices are not matched to this ZIP code or water system.
Protect Your Home in Riverside
Based on local data for ZIP 77367, 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 Riverside has 20 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)
Service 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 77367 safe to drink?
EPA SDWIS records 16 violations since 2021 across the water systems mapped to ZIP 77367 (primary system: Riverside Special Utility District), including 8 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 77367's water come from?
The recorded water source for Riverside Special Utility District, a system mapped to ZIP code 77367, is Groundwater. This system serves approximately 6,246 people.
How does Riverside water compare to the national average?
Riverside's Home Safety Score ranks better than 79% of U.S. ZIP codes, and at or above 55% within Texas.
How can I get my water tested in Riverside?
If Riverside Special Utility District 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 77367?
77367 is mapped to a county in EPA Radon Zone 3 (low county-level radon potential; EPA recommends testing every home), located in Walker 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 77367's water?
Yes, PFAS have been detected in samples from water systems mapped to 77367. 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 77367?
FEMA records contain 20 flood insurance claims filed in ZIP code 77367; 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). Riverside, TX (77367): PFAS Detected in Mapped Water Systems - 85/100. https://zipcheckup.com/report/77367/
@misc{zipcheckup-report-77367,
author = {{ZipCheckup}},
title = {{Riverside, TX (77367): PFAS Detected in Mapped Water Systems - 85/100}},
year = {2026},
url = {https://zipcheckup.com/report/77367/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 77367
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 77334 | Dodge, TX | 5.7 mi | N/A | 23 |
| 75862 | Trinity, TX | 7.2 mi | N/A | 257 |
| 77359 | Oakhurst, TX | 11.2 mi | N/A | 53 |
| 77320 | Huntsville, TX | 11.5 mi | N/A | 82 |
| 77364 | Pointblank, TX | 12.2 mi | N/A | 63 |
| 77342 | Huntsville, TX | 12.4 mi | N/A | 1 |
| 77343 | Huntsville, TX | 12.5 mi | N/A | 0 |
| 77344 | Huntsville, TX | 12.5 mi | N/A | 0 |
| 77348 | Huntsville, TX | 12.5 mi | N/A | 0 |
| 77349 | Huntsville, TX | 12.5 mi | N/A | 0 |
Nearby ZIP Code Reports
2026 Rankings for Your Area
Overall safety breakdown
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ZIP 77367 scores in the top tier nationally.