Is Lake Poinsett, SD Tap Water Safe to Drink?
Lake Poinsett tap water meets federal Safe Drinking Water Act standards but 1 of 1 ZIP code show detections above EPA health guidelines, primarily for lithium. A certified filter is recommended for households that want an additional layer of protection.
Where Does Lake Poinsett Get Its Water?
Water in Lake Poinsett, SD is provided by 2 public water systems: BROOKINGS-DEUEL RURAL WATER SYSTEM and SIOUX RURAL WATER SYSTEM.
How Is Lake Poinsett Tap Water Treated?
Treated water is disinfected using chloramines. Treatment includes conventional treatment (coagulation, flocculation, and filtration), in-line filtration and post-ozone biofiltration.
What's in Lake Poinsett Tap Water?
The following contaminants were detected most frequently in Lake Poinsett public water systems. 1 of 1 ZIP codes showed detections above EPA health guidelines.
| Contaminant | Peak detected | EPA guideline | ZIPs detected | Status |
|---|---|---|---|---|
| lithium | 52.2 µg/L | 10 µg/L | 1 ZIP | Above guideline |
| PFTrDA | 0.007 µg/L | — | 0 ZIPs | Within guideline |
| 11Cl-PF3OUdS | 0.005 µg/L | — | 0 ZIPs | Within guideline |
| HFPO-DA | 0.005 µg/L | — | 0 ZIPs | Within guideline |
| PFBA | 0.005 µg/L | — | 0 ZIPs | Within guideline |
Health Risk Profile for Lake Poinsett
Based on EPA monitoring data, 1 of 1 ZIP codes in Lake Poinsett have recorded detections above EPA health guidelines. Sensitive populations such as infants, pregnant individuals, and those with weakened immune systems may benefit from an additional layer of protection such as a certified point-of-use filter.
Best Filters for PFAS Water Profile
PFAS compounds are detected in this water supply. A reverse osmosis (RO) system or an activated-carbon filter specifically certified under NSF/ANSI P473 is required for reliable PFAS reduction. Standard pitcher and faucet filters without P473 certification do not remove PFAS.
8-stage tankless RO system certified to NSF/ANSI 58, reduces 1,000+ contaminants including PFAS, lead, arsenic, fluoride, and nitrates.
NSF-certified dual-layer filtration reduces 70+ contaminants including PFAS, lead, chlorine, microplastics, and bacteria.
See recommendations matched to your exact address: choose your ZIP code below.
Frequently Asked Questions about Lake Poinsett Tap Water
Is Lake Poinsett tap water safe to drink?
Lake Poinsett tap water meets Safe Drinking Water Act requirements but 1 of 1 ZIP codes show contaminant levels above EPA health-based guidelines. A certified point-of-use filter adds an extra layer of protection.
What contaminants are in Lake Poinsett tap water?
The most commonly detected contaminants in Lake Poinsett water systems include: lithium, PFTrDA, 11Cl-PF3OUdS. See the ZIP-level reports for exact measurements and EPA guideline comparisons.
Where does Lake Poinsett get its drinking water?
Lake Poinsett receives water from 2 public water systems, including BROOKINGS-DEUEL RURAL WATER SYSTEM.
Do I need a water filter in Lake Poinsett?
If your ZIP code is among those with detections above EPA health guidelines, choose a filter certified for the specific contaminants shown in your ZIP report. Reverse osmosis is generally the broadest option for PFAS, lithium, and many other dissolved contaminants.
How often is Lake Poinsett tap water tested?
Public water systems in Lake Poinsett are required by the EPA to test for regulated contaminants on schedules ranging from daily (for microbials and disinfectants) to annual or triennial (for many chemical contaminants). Results are published in annual Consumer Confidence Reports (CCRs). The data on this page reflects the most recent available EPA monitoring results, with the latest sample date of 2024-03-11.
Tap water reports by ZIP in Lake Poinsett
- 57234 - Lake Poinsett tap water report Higher concern
Water utilities serving Lake Poinsett, SD
Service area boundaries are approximate and based on state filings or modeled estimates. Contact your utility to confirm exact service at a specific address.
- BROOKINGS-DEUEL RURAL WATER SYSTEMAction advised
- SIOUX RURAL WATER SYSTEMAction advised
Also covers / overlaps with
- Estelline, SD
- Grange, SD · Township
- Hidewood, SD · Township