Is Philadelphia, TN tap water safe?
The short answer
Neither of the 2 utilities serving Philadelphia has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and CDC’s records.
Loudon Utilities Board, which serves the most people here, has 1 result above the health goal. The worst: Lead at 1.0 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.
A town can be served by more than one utility, and some homes are on private wells. The name on your water bill tells you which is yours, and your ZIP code narrows it down. They are listed by how many people each serves in Philadelphia’s ZIP codes, from EPA’s estimates.
- Open report
Loudon Utilities Board
Tennessee · serves 16,047 people · under 100 in Philadelphia
1 result above the health goal. The worst: Lead at 1.0 ppb, above the health goal.
No health-based violations since 2016
- Open report
Watts Bar Utility District
Tennessee · serves 16,253 people · under 100 in Philadelphia
2 results above the health goal. The worst: Arsenic at 1.0 ppb, above the health goal.
No health-based violations since 2016
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in Loudon Utilities Board’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Brita Tahoe Pitcher with Elite Filter (OB60, OB06)
Pitcher
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 13, 2026
- IAPMO listing:NSF/ANSI 53checked Oct. 13, 2026
Certified for: Lead
Brita Everyday Pitcher with Elite Filter (OB46, OB06)
Pitcher
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 13, 2026
Certified for: Lead
PUR PLUS 11-Cup Pitcher (PPT111W)
Pitcher
- NSF listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
Certified for: Lead
Water testing near Philadelphia
The 3 labs Tennessee certifies closest to Philadelphia, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Assured Bio Labs, LLC
Oak Ridge, TN · about 23 miles
Certified for bacteria
DOE Y-12 CNS National Security Complex
Oak Ridge, TN · about 23 miles
Certified for metals, minerals and other inorganics, disinfection byproducts, radioactivity
Eberline Analytical Oak Ridge
Oak Ridge, TN · about 23 miles
Certified for radioactivity
Tennessee Department of Health: Water quality testing for eligible private wells and springs, through the program formerly called SafeWATCH. Contact the department's Waterborne Disease Team to ask about eligibility. Free for eligible wells and springs. Waterborne Diseases, Tennessee Department of Health.
All 37 certified labs for TennesseeZIP codes in Philadelphia
Which ZIP codes are in Philadelphia: Census 2020 relationship files. Which utilities serve them, and how many people: EPA SDWIS and EPA’s service area map. Each utility’s results: EPA UCMR 5, EPA SDWIS, and EPA’s and the state’s compliance monitoring, as its report lists them. How they are measured: methodology. Certified labs: TDEC, commercial laboratories certified for drinking water analysis; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Philadelphia
Towns nearby with a page of their own.
What to do next
- Read Loudon Utilities Board’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for LeadRanked by certification and what they cost over five years.The best water filters for lead, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water