Is Lima, PA Tap Water Safe to Drink?
Lima tap water meets federal Safe Drinking Water Act standards but 1 of 1 ZIP code show detections above EPA health guidelines, primarily for PFPeA. A certified filter is recommended for households that want an additional layer of protection.
Where Does Lima Get Its Water?
Water in Lima, PA is provided by 2 public water systems: CHESTER WATER AUTHORITY and AQUA PA MAIN SYSTEM.
How Is Lima Tap Water Treated?
Treated water is disinfected using free chlorine and calcium hypochlorite and chloramines. Treatment includes air stripping, conventional treatment (coagulation, flocculation, and filtration), granular activated carbon filtration, groundwater disinfection, ion exchange and post-ozone biofiltration.
What's in Lima Tap Water?
The following contaminants were detected most frequently in Lima public water systems. 1 of 1 ZIP codes showed detections above EPA health guidelines.
| Contaminant | Peak detected | EPA guideline | ZIPs detected | Status |
|---|---|---|---|---|
| PFPeA | 0.0136 µg/L | 0.003 µg/L | 1 ZIP | Above guideline |
| lithium | 9 µg/L | — | 0 ZIPs | Within guideline |
| PFTrDA | 0.007 µg/L | — | 0 ZIPs | Within guideline |
| PFBA | 0.005 µg/L | — | 0 ZIPs | Within guideline |
| 11Cl-PF3OUdS | 0.005 µg/L | — | 0 ZIPs | Within guideline |
Health Risk Profile for Lima
Based on EPA monitoring data, 1 of 1 ZIP codes in Lima 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 Lima Tap Water
Is Lima tap water safe to drink?
Lima 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 Lima tap water?
The most commonly detected contaminants in Lima water systems include: PFPeA, lithium, PFTrDA. See the ZIP-level reports for exact measurements and EPA guideline comparisons.
Where does Lima get its drinking water?
Lima receives water from 2 public water systems, including CHESTER WATER AUTHORITY.
Do I need a water filter in Lima?
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 Lima tap water tested?
Public water systems in Lima 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 2024-12-11.
Tap water reports by ZIP in Lima
- 19063 - Lima tap water report Higher concern
Water utilities serving Lima, PA
Service area boundaries are approximate and based on state filings or modeled estimates. Contact your utility to confirm exact service at a specific address.
- AQUA PA MAIN SYSTEMAction advised
Also covers / overlaps with
- Chester Heights, PA
- Edgmont, PA · Township
- Marple, PA · Township
- Media, PA
- Middletown, PA · Township
- Rose Valley, PA
- Upper Providence, PA · Township