Is Black Hawk, CO Tap Water Safe to Drink?
Black Hawk tap water meets federal Safe Drinking Water Act standards but 1 of 2 ZIP codes 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 Black Hawk Get Its Water?
Water in Black Hawk, CO is provided by 2 public water systems: BLACK HAWK CITY OF and CENTRAL CITY CITY OF.
How Is Black Hawk Tap Water Treated?
Treated water is disinfected using chloramines. Treatment includes conventional treatment (coagulation, flocculation, and filtration) and membrane filtration.
What's in Black Hawk Tap Water?
The following contaminants were detected most frequently in Black Hawk public water systems. 1 of 2 ZIP codes showed detections above EPA health guidelines.
| Contaminant | Peak detected | EPA guideline | ZIPs detected | Status |
|---|---|---|---|---|
| lithium | 13 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 Black Hawk
Based on EPA monitoring data, 1 of 2 ZIP codes in Black Hawk 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 Black Hawk Tap Water
Is Black Hawk tap water safe to drink?
Black Hawk tap water meets Safe Drinking Water Act requirements but 1 of 2 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 Black Hawk tap water?
The most commonly detected contaminants in Black Hawk water systems include: lithium, PFTrDA, 11Cl-PF3OUdS. See the ZIP-level reports for exact measurements and EPA guideline comparisons.
Where does Black Hawk get its drinking water?
Black Hawk receives water from 2 public water systems, including BLACK HAWK CITY OF.
Do I need a water filter in Black Hawk?
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 Black Hawk tap water tested?
Public water systems in Black Hawk 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 2024-09-12.
Tap water reports by ZIP in Black Hawk
- 80422 - Central City CCD, Black Hawk tap water report Higher concern
- 80427 - Central City, Black Hawk tap water report Some concern
Water utilities serving Black Hawk, CO
Service area boundaries are approximate and based on state filings or modeled estimates. Contact your utility to confirm exact service at a specific address.
- BLACK HAWK CITY OFAction advised
- CENTRAL CITY CITY OFSome concern
Also covers / overlaps with
- Central City CCD, CO · Township
- Central City, CO · Community