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Herculaneum PWS water quality
EPA test results and violation history for Herculaneum PWS in Missouri. Public water system ID MO6010359. Serves ZIP codes 63028, 63048, 63070.
ND = not detected. PFAS from EPA UCMR 5 (2023–2025); lead and violations from EPA SDWIS.
What EPA records show for Herculaneum PWS
- PFAS detected (1 compound)Detected: PFBA. PFOA/PFOS were at or under EPA's 4 ppt limit.
Reverse osmosis if you want PFAS gone
PFAS showed up in your utility's testing, though under EPA's limit. If you want it out entirely, reverse osmosis is the option that reliably does that. A pitcher is the cheaper middle ground.
iSpring RCC7AK Under-Sink Reverse Osmosis System
- Good for: PFAS, nitrate, arsenic, fluoride, radium, lead and most other dissolved contaminants
- Install: Under the kitchen sink, about an hour with basic tools
- Manufacturer lists NSF/ANSI 58 testing. Reverse osmosis is the treatment EPA names as most effective for PFAS.
Other good options
ZeroWater 10-Cup Pitcher
- Good for: A low-cost first step for PFOA/PFOS and lead
- Install: None
- Manufacturer lists IAPMO certification for lead, chromium and PFOA/PFOS reduction.
PUR PLUS Faucet Mount Filter
- Good for: Lead from older pipes, chlorine taste and odor, mercury, some pesticides
- Install: Screws onto most standard faucets in a few minutes
- ✓ Verified in NSF directory. PUR faucet mounts are listed by NSF under NSF/ANSI 53 for lead and NSF/ANSI 42 for chlorine.
As an Amazon Associate we earn from qualifying purchases. Data comes from EPA public records, which cover your utility, not your home's own pipes.
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Questions
Does Herculaneum PWS water have PFAS?
Yes. EPA UCMR 5 testing detected PFBA. The highest PFOA result was 0 ppt and the highest PFOS result was 0 ppt, against an EPA limit of 4 ppt each.
Is Herculaneum PWS tap water safe to drink?
Lead from home plumbing isn't captured by utility data, so a certified filter is worthwhile in older homes.
What water filter should I use in Herculaneum PWS's service area?
Reverse osmosis if you want PFAS gone. PFAS showed up in your utility's testing, though under EPA's limit. If you want it out entirely, reverse osmosis is the option that reliably does that. A pitcher is the cheaper middle ground.