ZipCheckup grade for 38740: A.
Checked records flag no major concern; missing data is unknown.
Duncan, MS (38740): 1 Health-Based Violation Recorded for Mapped Water Systems - 98/100
EPA data for City of Shelby
Health-based violation records by water system:
- City of Shelby (1)
EPA records for the water systems mapped to 38740 in Duncan, MS contain 11 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 1 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 1 health-based violation and 10 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.
- Radon EPA Zone 3 - county-level radon potential, not evidence of a low home result.
- Flood 3 cumulative NFIP claim records. Claim evidence is historical, not current map coverage.
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Score Breakdown
Overall Home Safety Score: 98/100
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 38740 in Duncan, Mississippi is mapped to the water system City of Shelby (EPA ID: MS0060019). This system provides water to approximately 1,998 people from groundwater sources.
Other Water Quality Reports in Mississippi
- 38601 (Abbeville) - 37 violations recorded for mapped water systems
- 38602 (Arkabutla)
- 38603 (Ashland) - 10 violations recorded for mapped water systems
- 38606 (Batesville) - 62 violations recorded for mapped water systems
- 38609 (Belen)
- 38610 (Blue Mountain) - 19 violations recorded for mapped water systems
- 38611 (Byhalia) - 18 violations recorded for mapped water systems
- 38614 (Clarksdale) - 50 violations recorded for mapped water systems
- 38617 (Coahoma) - 6 violations recorded for mapped water systems
- 38618 (Coldwater) - 20 violations recorded for mapped water systems
- 38619 (Como) - 99 violations recorded for mapped water systems
- 38620 (Courtland) - 45 violations recorded for mapped water systems
- 38621 (Crenshaw) - 99 violations recorded for mapped water systems
- 38622 (Crowder)
- 38623 (Darling)
- 38625 (Dumas) - 14 violations recorded for mapped water systems
- 38626 (Dundee) - 1 violation recorded for mapped water systems
- 38627 (Etta) - 28 violations recorded for mapped water systems
- 38628 (Falcon)
- 38629 (Falkner) - 10 violations recorded for mapped water systems
Nearby Water Quality Reports
- 38720 (Alligator) - 6 mi
- 38767 (Rena Lara) - 7 mi
- 38774 (Shelby) - 7 mi - 11 violations recorded for mapped water systems
- 38781 (Winstonville) - 9 mi
- 38669 (Sherard) - 10 mi
- 38762 (Mound Bayou) - 11 mi
- 38746 (Gunnison) - 12 mi - 19 violations recorded for mapped water systems
- 72328 (Crumrod, AR) - 13 mi
- 72379 (Snow Lake, AR) - 14 mi
- 38759 (Merigold) - 15 mi - 13 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 City of Shelby (MS0060019) on EPA.gov.
5 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.
Environmental Hazards (11) MODERATE
Home & Infrastructure (6) OK
Cost & Community (7) HIGH
CPSC product recall notices
These national notices are not matched to this ZIP code or water system.
Protect Your Home in Duncan
Based on local data for ZIP 38740, 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 Duncan has 3 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 38740 safe to drink?
EPA SDWIS records 11 violations since 2021 across the water systems mapped to ZIP 38740 (primary system: City of Shelby), including 1 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 38740's water come from?
The recorded water source for City of Shelby, a system mapped to ZIP code 38740, is Groundwater. This system serves approximately 1,998 people.
How does Duncan water compare to the national average?
Duncan's Home Safety Score ranks better than 89% of U.S. ZIP codes, and at or above 79% within Mississippi.
How can I get my water tested in Duncan?
If City of Shelby 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 38740?
38740 is mapped to a county in EPA Radon Zone 3 (low county-level radon potential; EPA recommends testing every home), located in Bolivar County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.
What does the NFIP claim history show for ZIP 38740?
FEMA records contain 3 flood insurance claims filed in ZIP code 38740; the recorded rated-zone value (the most frequent one if there are several claims) is AE, 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). Duncan, MS (38740): 1 Health-Based Violation Recorded for Mapped Water Systems - 98/100. https://zipcheckup.com/report/38740/
@misc{zipcheckup-report-38740,
author = {{ZipCheckup}},
title = {{Duncan, MS (38740): 1 Health-Based Violation Recorded for Mapped Water Systems - 98/100}},
year = {2026},
url = {https://zipcheckup.com/report/38740/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 38740
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 38720 | Alligator, MS | 5.9 mi | N/A | 0 |
| 38767 | Rena Lara, MS | 6.6 mi | N/A | 0 |
| 38774 | Shelby, MS | 6.8 mi | N/A | 11 |
| 38781 | Winstonville, MS | 9.5 mi | N/A | 0 |
| 38669 | Sherard, MS | 10.4 mi | N/A | 0 |
| 38762 | Mound Bayou, MS | 11.3 mi | N/A | 0 |
| 38746 | Gunnison, MS | 11.9 mi | N/A | 19 |
| 72328 | Crumrod, AR | 13.4 mi | N/A | 0 |
| 72379 | Snow Lake, AR | 13.9 mi | N/A | 0 |
| 38759 | Merigold, MS | 14.7 mi | A | 13 |
Nearby ZIP Code Reports
2026 Rankings for Your Area
Overall safety breakdown
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ZIP 38740 scores in the top tier nationally.