ZipCheckup grade for 70647: B.
This ZIP has a few items worth a quick check.
Your top priority: match a filter's certification to the violations (12 health-based violations). Check your ZIP → NSF certified filters
Iowa, LA (70647): PFAS Detected in Mapped Water Systems - 83/100
EPA data combined for 11 water systems mapped to this ZIP (largest mapped system: Town of Iowa Water System)
Health-based violation records by water system:
- Gulf Stream Manor Water System (11)
- LA1019096 (1)
EPA records for the water systems mapped to 70647 in Iowa, LA contain 32 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 12 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 12 health-based violations and 20 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 282 cumulative NFIP claim records. This historical count is not a current property-risk verdict.
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For Iowa (70647), a single critical-level condition heads the record, followed by 1 separate high-priority finding.
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 (6) CRITICAL
Your Water System
ZIP code 70647 in Iowa, Louisiana is mapped to the water system Town of Iowa Water System (EPA ID: LA1019026). This system provides water to approximately 3,636 people from groundwater sources.
There are 11 community water systems serving this area.
Water Systems Serving This Area
| System Name | EPA ID | Population | Source |
|---|---|---|---|
| Town of Iowa Water System | LA1019026 | 3,636 | Groundwater |
| Calcasieu Parish Ww District 8 | LA1019118 | 6,834 | Groundwater |
| Jeff Davis Water and Sewer Commission 1 | LA1053014 | 9,780 | Groundwater |
| City of Lake Charles Water System | LA1019029 | 79,500 | Groundwater |
| Gulf Stream Manor Water System | LA1019123 | 1,368 | Groundwater |
Other Water Quality Reports in Louisiana
- 70001 (Metairie)
- 70002 (Metairie)
- 70003 (Metairie)
- 70004 (Metairie)
- 70005 (Metairie)
- 70006 (Metairie)
- 70009 (Metairie)
- 70010 (Metairie)
- 70011 (Metairie)
- 70030 (Des Allemands)
- 70031 (Ama)
- 70032 (Arabi)
- 70033 (Metairie)
- 70036 (Barataria) - 1 violation recorded for mapped water systems
- 70037 (Belle Chasse) - 1 violation recorded for mapped water systems
- 70038 (Boothville) - 25 violations recorded for mapped water systems
- 70039 (Boutte)
- 70040 (Braithwaite)
- 70041 (Buras) - 25 violations recorded for mapped water systems
- 70043 (Chalmette)
Nearby Water Quality Reports
- 70615 (Lake Charles) - 6 mi - 23 violations recorded for mapped water systems
- 70650 (Lacassine) - 6 mi
- 70630 (Bell City) - 8 mi - 8 violations recorded for mapped water systems
- 70601 (Lake Charles) - 10 mi
- 70646 (Hayes) - 11 mi
- 70607 (Lake Charles) - 12 mi - 49 violations recorded for mapped water systems
- 70640 (Fenton) - 12 mi
- 70605 (Lake Charles) - 12 mi - 31 violations recorded for mapped water systems
- 70591 (Welsh) - 12 mi
- 70611 (Lake Charles) - 13 mi
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Town of Iowa Water System (LA1019026) 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 70647.
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.
Environmental Hazards (11) HIGH
Home & Infrastructure (6) OK
Cost & Community (9) HIGH
CPSC product recall notices
These national notices are not matched to this ZIP code or water system.
Protect Your Home in Iowa
Based on local data for ZIP 70647, 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 Iowa has 282 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)
Roofing Inspection & Repair
Active weather alerts in Louisiana 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 70647 safe to drink?
EPA SDWIS records 32 violations since 2021 across the water systems mapped to ZIP 70647 (primary system: Town of Iowa Water System), including 12 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 70647's water come from?
The recorded water source for Town of Iowa Water System, a system mapped to ZIP code 70647, is Groundwater. This system serves approximately 3,636 people.
How does Iowa water compare to the national average?
Iowa's Home Safety Score ranks better than 67% of U.S. ZIP codes, and lower than 90% of ZIP codes within Louisiana.
How can I get my water tested in Iowa?
If Town of Iowa Water System 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 70647?
70647 is mapped to a county in EPA Radon Zone 3 (low county-level radon potential; EPA recommends testing every home), located in Calcasieu 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 70647's water?
Yes, PFAS have been detected in samples from water systems mapped to 70647. 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 70647?
FEMA records contain 282 flood insurance claims filed in ZIP code 70647; the recorded rated-zone value (the most frequent one if there are several claims) is X, which is claims evidence and may differ from the current FEMA map zone for a property. This is a substantial claim history, but claim count is not a count of distinct events or properties. Review FEMA's map for the specific property.
How to cite this page
ZipCheckup. (2026). Iowa, LA (70647): PFAS Detected in Mapped Water Systems - 83/100. https://zipcheckup.com/report/70647/
@misc{zipcheckup-report-70647,
author = {{ZipCheckup}},
title = {{Iowa, LA (70647): PFAS Detected in Mapped Water Systems - 83/100}},
year = {2026},
url = {https://zipcheckup.com/report/70647/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 70647
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 70615 | Lake Charles, LA | 5.9 mi | B | 23 |
| 70650 | Lacassine, LA | 6.2 mi | N/A | 0 |
| 70630 | Bell City, LA | 8.1 mi | A | 8 |
| 70601 | Lake Charles, LA | 9.7 mi | A | 0 |
| 70646 | Hayes, LA | 10.9 mi | N/A | 0 |
| 70607 | Lake Charles, LA | 11.6 mi | B | 49 |
| 70640 | Fenton, LA | 12.0 mi | N/A | 0 |
| 70605 | Lake Charles, LA | 12.3 mi | B | 31 |
| 70591 | Welsh, LA | 12.4 mi | N/A | 0 |
| 70611 | Lake Charles, LA | 13.0 mi | A | 0 |
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