Is Armstrong, MO Tap Water Safe to Drink?
Armstrong 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 Armstrong Get Its Water?
Water in Armstrong, MO is provided by 2 public water systems: HOWARD COUNTY PWSD 2 and THOMAS HILL PWSD 1.
How Is Armstrong Tap Water Treated?
Treated water is disinfected using free chlorine and calcium hypochlorite and chloramines and on-site generated disinfectant. Treatment includes air stripping, conventional treatment (coagulation, flocculation, and filtration), granular activated carbon filtration, in-line filtration, membrane filtration and slow sand filtration.
What's in Armstrong Tap Water?
The following contaminants were detected most frequently in Armstrong public water systems. 1 of 1 ZIP codes showed detections above EPA health guidelines.
| Contaminant | Peak detected | EPA guideline | ZIPs detected | Status |
|---|---|---|---|---|
| lithium | 20.7 µg/L | 10 µg/L | 1 ZIP | Above guideline |
| PFBA | 0.0073 µg/L | — | 1 ZIP | Within guideline |
| PFTrDA | 0.007 µg/L | — | 0 ZIPs | Within guideline |
| 6:2 FTS | 0.005 µg/L | — | 0 ZIPs | Within guideline |
| 11Cl-PF3OUdS | 0.005 µg/L | — | 0 ZIPs | Within guideline |
Health Risk Profile for Armstrong
Based on EPA monitoring data, 1 of 1 ZIP codes in Armstrong 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 Broad-Spectrum Filters for This Water Profile
This city profile includes PFAS detections, chlorine disinfection, and other dissolved contaminants. Reverse osmosis (RO) systems certified under NSF/ANSI 58 provide broad reduction coverage; for PFAS specifically, confirm NSF/ANSI P473 or equivalent PFAS reduction certification.
8-stage tankless RO system certified to NSF/ANSI 58, reduces 1,000+ contaminants including PFAS, lead, arsenic, fluoride, and nitrates.
See recommendations matched to your exact address: choose your ZIP code below.
Frequently Asked Questions about Armstrong Tap Water
Is Armstrong tap water safe to drink?
Armstrong 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 Armstrong tap water?
The most commonly detected contaminants in Armstrong water systems include: lithium, PFBA, PFTrDA. See the ZIP-level reports for exact measurements and EPA guideline comparisons.
Where does Armstrong get its drinking water?
Armstrong receives water from 2 public water systems, including HOWARD COUNTY PWSD 2.
Do I need a water filter in Armstrong?
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 Armstrong tap water tested?
Public water systems in Armstrong 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 2025-01-13.
Tap water reports by ZIP in Armstrong
- 65230 - Armstrong tap water report Higher concern
Water utilities serving Armstrong, MO
Service area boundaries are approximate and based on state filings or modeled estimates. Contact your utility to confirm exact service at a specific address.
- THOMAS HILL PWSD 1Action advised
Also covers / overlaps with
- Burton, MO · Township
- Chariton, MO · Township
- Prairie, MO · Township
- Silver Creek, MO · Township