Water Quality in Saint Francis, SD: No Violations - Grade D
Grade D · Score 53/100 · 1 water system · Updated 2026-07-18
Saint Francis's water has significant violations. Water testing and filtration are recommended.
Data: EPA Safe Drinking Water Information System (SDWIS) Last verified: 2026-07-18
When EPA compliance data is reviewed for Saint Francis, SD, the result holds consistent: zero violations documented across 1 tracked water system, with every health-based limit and monitoring requirement met through the full dataset available in SDWIS.
Water Quality by ZIP Code in Saint Francis
Saint Francis is covered by a single ZIP code, so one water-quality profile applies citywide. See the contaminant data below.
| ZIP Code | Grade | Score | Violations | Health | |
|---|---|---|---|---|---|
| 57572 | D | 53 | 0 | 0 | View report → |
Water Quality Overview
Saint Francis, South Dakota receives a water quality grade of D with an overall score of 53 out of 100, based on EPA compliance data from the Safe Drinking Water Information System (SDWIS).
No EPA violations have been recorded for the 1 water system serving Saint Francis. This is a positive indicator, though it does not guarantee the absence of all contaminants - some substances (like PFAS) are not yet fully regulated.
What Grade D Means
A grade of D indicates significant compliance issues. Saint Francis's water systems have accumulated violations that suggest ongoing water quality challenges. Residents should check their specific ZIP code report and consider water testing or filtration.
Lead Levels
Lead testing data for Saint Francis is currently being collected. The EPA requires all community water systems to test for lead under the Lead and Copper Rule.
With 63% of homes built before 1986, Saint Francis has a higher-than-average risk of lead from older plumbing. Lead solder was banned in 1986, and homes built before this date may have lead in pipes, solder joints, or fixtures.
Radon Risk
Saint Francis is in EPA Radon Zone 2 (Moderate risk). Testing is recommended, especially for homes with basements or ground-level living spaces.
Water Systems Serving Saint Francis
Saint Francis is served by 1 community water system regulated under the Safe Drinking Water Act. These systems collectively serve approximately 1,457 people across 1 ZIP code.
Each water system is identified by a Public Water System ID (PWSID) and is required to:
- Test for over 90 regulated contaminants on a regular schedule
- Report results to the EPA and state regulators
- Issue an annual Consumer Confidence Report (CCR) to all customers
- Take corrective action when violations occur
The EPA has taken 5 enforcement actions against water systems serving Saint Francis. Enforcement actions range from informal compliance assistance to formal orders and penalties.
How to Check Your Water in Saint Francis
Enter your ZIP code on ZipCheckup to see your specific water system data, including contaminant levels, violation history, and safety scores
Request your CCR - your water utility must provide an annual Consumer Confidence Report with detailed test results for all monitored contaminants
Get a home test - certified kits cost $20–$50 and test for lead, bacteria, and common contaminants. Professional lab tests ($150–$400) cover a broader panel
Consider filtration - NSF-certified filters can remove specific contaminants. Reverse osmosis removes the broadest range; activated carbon is effective for chlorine and many organics
Check for advisories - monitor your local utility website and local news for boil water advisories or system alerts
EPA Enforcement History
The EPA and state regulators have taken 5 enforcement actions against water systems serving Saint Francis. Recent actions:
| Date | Action Type |
|---|---|
| 2025-06-16 | State Order Extension |
| 2024-10-29 | State Order Extension |
| 2024-09-04 | State Informal Action |
| 2024-04-29 | State Informal Enforcement |
| 2024-04-01 | State Informal Action |
Enforcement actions range from informal compliance assistance to formal orders and penalties. The most recent action was on 2025-06-16.
Saint Francis vs. Nearby South Dakota Cities
How Saint Francis's water quality compares to similar cities in South Dakota:
| City | Grade | Violations | Systems | Population |
|---|---|---|---|---|
| Saint Francis | D | 0 | 1 | 1,457 |
| Viborg | C | 2 | 4 | 1,453 |
| Howard | C | 3 | 3 | 1,450 |
| Worthing | C | 3 | 3 | 1,444 |
Common Questions About Saint Francis Water
These are the most common questions residents search for about water quality in Saint Francis, South Dakota:
Is Saint Francis water hard or soft? Water hardness varies by source. Saint Francis's 1 water system uses a single source. Check your ZIP code report for specific hardness data.
Can I drink Saint Francis tap water? Saint Francis's water receives a grade of D (53/100). No health-based violations have been recorded, but home testing is always recommended.
What is the best water filter for Saint Francis? A NSF/ANSI 53-certified filter for lead removal is a good general choice. See our Water Filter Matcher for personalized recommendations.
Saint Francis vs. South Dakota Average
Understanding how Saint Francis compares to the broader South Dakota average helps contextualize your local water quality. Factors like water source, treatment methods, and infrastructure age all contribute to differences between cities in the same state.
To see how individual neighborhoods compare, check the ZIP code reports below - water quality can vary significantly even within Saint Francis.
ZIP Codes in Saint Francis
Saint Francis spans 1 ZIP code. Each ZIP code has its own water quality profile based on the specific water system serving that area. Check each ZIP code for detailed contaminant data, violation history, and system information.
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
- Enforcement: EPA ECHO database
- Filter recommendations: NSF/ANSI certified products
Updated daily.