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EPA ID FL6290327 · checked 16 Oct 2026

Tampa tap water: what EPA testing found

City of Tampa Water Department (EPA record: CITY OF TAMPA WATER DEPARTMENT) serves 733,886 people in FL from surface water.

What the data shows

PFAS and lithium (EPA UCMR 5)

240 results from 2 sampling points, 9 Jan 2023 to 11 Sep 2025. Averages count results below EPA’s reporting level as zero, as the PFAS rule does. Every number links to EPA’s UCMR 5 Data Finder (search PWSID FL6290327). Limits: EPA PFAS rule.

ContaminantDetected inHighest resultAverageEPA limit
PFOA2 of 84.6 ng/L1.13 ng/L4 ng/L
PFOS5 of 86.9 ng/L3.39 ng/L4 ng/L
PFHxS3 of 84.1 ng/L1.48 ng/L10 ng/L*
PFNA0 of 8not detected0 ng/L10 ng/L*
HFPO-DA0 of 8not detected0 ng/L10 ng/L*
PFBS8 of 86.4 ng/L4.41 ng/Lnone
PFBA4 of 86.4 ng/L3.04 ng/Lnone
PFHxA7 of 86 ng/L4.4 ng/Lnone
PFHpA1 of 83.9 ng/L0.49 ng/Lnone
PFPeA8 of 88.4 ng/L6.54 ng/Lnone
Lithium0 of 8not detected0 µg/Lnone (screening level 10 µg/L)

* PFHxS, PFNA and HFPO-DA limits (and the PFAS hazard index) are in the rule, but EPA proposed on 20 May 2026 to rescind them; not final as of 16 Oct 2026. UCMR 5 results are screening data, not compliance results: compliance uses quarterly running averages from 2029. Source file: EPA UCMR 5 occurrence data (dated 15 Oct 2026).

Sampling points averaging above a limit

FacilityWaterSamplesPFOA avgPFOS avgAbove
David L. Tippin WTFsurface42.25 ng/L5.67 ng/LPFOS

Health-based violations since 2016

None in EPA’s SDWIS data.

Source: EPA SDWIS via Envirofacts and the ECHO report for FL6290327, retrieved 16 Oct 2026.

Hardness

12.3 grains per gallon (average, 2025), from the utility’s water report checked 16 Oct 2026. Size a softener for this water.

Places and ZIP codes served

Tampa.

33602 33603 33604 33605 33607 33609 33610 33611 33612 33613 33616 33619 33621 33629 33647

ZIP codes the system reported to EPA for UCMR 5; place names from GeoNames (CC BY 4.0). A ZIP code can be split between systems.