Is Ponca City tap water safe to drink?

Source: Official EPA UCMR5 federal monitoring data | Last tested November 2024

Can you drink the tap water in Ponca City?

Ponca City tap water has 3 contaminants above EPA guidelines, including lithium at 1,9× the limit (tested November 2024). See the full compound-by-compound breakdown and filter recommendations.

Recommended for Ponca City tap water

Pitcher filter

Epic Pure XP Water Filter Pitcher

NSF-certified dual-layer filtration reduces 70+ contaminants including PFAS, lead, chlorine, microplastics, and bacteria.

Contaminants above EPA limits detected in Ponca City. Fastest way to reduce exposure.

See certified filter on Amazon

The health risk for Ponca City

lithium has been detected above EPA limits in this water system's recent tests. A certified filter designed for this contaminant type is strongly recommended.

lithium, PFBS, PFOS above limit.

lithium concentration (µg/L) November 2024

0 µg/L 10 µg/L 20 µg/L

19.100 µg/L

Detected

µg/L

10 µg/L

EPA limit

guideline

91% above limit

Comparison

vs. guideline

EPA limit: 10 µg/L | Your water: 19.100 µg/L

Certified Filters for Ponca City Tap Water

lithium was detected above EPA limits. These filters are independently certified to reduce common drinking-water contaminants.

Pitcher filter

Epic Pure XP Water Filter Pitcher

NSF-certified dual-layer filtration reduces 70+ contaminants including PFAS, lead, chlorine, microplastics, and bacteria.

Best for renters or quick setup. No installation needed.

See certified filter on Amazon

Under-sink RO system

Waterdrop G3P600 Reverse Osmosis System

8-stage tankless RO system certified to NSF/ANSI 58, reduces 1,000+ contaminants including PFAS, lead, arsenic, fluoride, and nitrates.

Best for homeowners. Heavy-duty filtration for long-term protection.

See certified filter on Amazon

Most elevated compounds

Compound	Measurement	EPA Limit	Comparison
lithium Tested: November 2024 · Water TP	19.100 µg/L	10 µg/L	91% above limit
PFOS Tested: November 2024 · Water TP	0.007 µg/L	0.004 µg/L	78% above limit
PFBS Tested: November 2024 · Water TP	0.004 µg/L	0.003 µg/L	27% above limit

View all tested compounds

Water TP · Tested: November 2024

Compound	Measurement	EPA Limit	Comparison
lithium	19.100 µg/L	10 µg/L	91% above limit
PFOS	0.007 µg/L	0.004 µg/L	78% above limit
PFBS	0.004 µg/L	0.003 µg/L	27% above limit
PFHxS	0.005 µg/L	0.01 µg/L	47% of limit
HFPO-DA	<0.005 µg/L	0.01 µg/L	Below limit
PFNA	<0.004 µg/L	0.01 µg/L	Below limit
PFHxA	<0.003 µg/L	3 µg/L	Below limit
PFBA	<0.005 µg/L	6 µg/L	Below limit
11Cl-PF3OUdS	<0.005 µg/L	0.005 µg/L	Below limit
4:2 FTS	<0.003 µg/L	0.003 µg/L	Below limit
6:2 FTS	<0.005 µg/L	0.005 µg/L	Below limit
8:2 FTS	<0.005 µg/L	0.005 µg/L	Below limit
9Cl-PF3ONS	<0.002 µg/L	0.002 µg/L	Below limit
ADONA	<0.003 µg/L	0.003 µg/L	Below limit
PFDA	<0.003 µg/L	0.003 µg/L	Below limit
PFDoA	<0.003 µg/L	0.003 µg/L	Below limit
PFHpA	<0.003 µg/L	0.003 µg/L	Below limit
PFHpS	<0.003 µg/L	0.003 µg/L	Below limit
PFOA	<0.004 µg/L	0.004 µg/L	Below limit
PFPeA	<0.003 µg/L	0.003 µg/L	Below limit
PFTrDA	<0.007 µg/L	0.007 µg/L	Below limit
PFUnA	<0.002 µg/L	0.002 µg/L	Below limit

Primary source EPA UCMR5 (2023-2025)

Guideline source EPA drinking water standard (lithium: 10 µg/L)

Last tested November 2024

Last page update 2026-03-31

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Data reflects publicly reported utility records from EPA datasets and local utility disclosures. This information is educational and not medical advice.

Protect your water in Ponca City → see certified filters