June 14, 2026

Sedona, AZ Water Quality Report 2026

By PureWaterGuys

EPA compliance testing (2012–2019) detected 9 regulated contaminants in this water system: Arsenic, Lead, Total trihalomethanes (TTHMs) + 6 more.

Unlock the full breakdown — detected levels vs. legal limits, plus what removes each one.

Full contaminant breakdown

EPA Six-Year Review compliance monitoring, 2012–2019 — the most recent national compliance dataset EPA has published. See the sections above for more recent violation and PFAS records.

ContaminantAvg. detectedHighest sampleFederal limitAvg. vs. limit
ArsenicEPA health goal: zero 4.27 ppb 4.4 ppb 10 ppb 43%
LeadEPA health goal: zero 2.58 ppb 4.36 ppb 15 ppb (action level) 17%
Total trihalomethanes (TTHMs) 13.1 ppb 27.3 ppb 80 ppb 16%
Nitrate + nitrite 1300 ppb 1300 ppb 10000 ppb 13%
Barium 233 ppb 240 ppb 2000 ppb 12%
Nitrate 1010 ppb 1400 ppb 10000 ppb 10%
Haloacetic acids (HAA5) 2.81 ppb 4 ppb 60 ppb 5%
Copper 56 ppb 252 ppb 1300 ppb (action level) 4%
Chromium (total) 1.8 ppb 2.3 ppb 100 ppb 2%

Also tested, no detections: 1,1,1-Trichloroethane, 1,1,2-Trichloroethane, 1,1-Dichloroethylene, 1,2,4-Trichlorobenzene, 1,2-Dichloroethane, 1,2-Dichloropropane, 2,4,5-TP (Silvex), 2,4-D, Alachlor, Antimony, Asbestos, Atrazine, Benzene, Benzo(a)pyrene, Beryllium, Cadmium, Carbofuran, Carbon tetrachloride, Chlordane, Chlorobenzene, Cyanide, DBCP, DEHA (adipate), DEHP (phthalate), Dalapon, Dichloromethane, Dinoseb, Dioxin (2,3,7,8-TCDD), Diquat, Endothall, Endrin, Ethylbenzene, Ethylene dibromide (EDB), Glyphosate, Heptachlor, Heptachlor epoxide, Hexachlorobenzene, Hexachlorocyclopentadiene, Lindane, Mercury (inorganic), Methoxychlor, Nitrite, Oxamyl, Pentachlorophenol, Picloram, Selenium, Simazine, Styrene, Tetrachloroethylene (PCE), Thallium, Toluene, Toxaphene, Trichloroethylene (TCE), Vinyl chloride, Xylenes (total), cis-1,2-Dichloroethylene, o-Dichlorobenzene, p-Dichlorobenzene, trans-1,2-Dichloroethylene.

Reverse osmosis (drinking water)

The treatment category most often matched to dissolved contaminants like lead, arsenic, nitrate, fluoride, and radiological contaminants detected in this system.

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Whole-house carbon filtration

The treatment category most often matched to disinfection byproducts (TTHMs, haloacetic acids), chlorine taste and odor, and organic compounds detected in this system.

Shop whole-house systems →

Source: U.S. EPA Six-Year Review 4 compliance monitoring data (2012–2019), the most recent nationwide compliance dataset EPA has released, reported at the water-system level. A detection is not a violation. “Avg. vs. limit” compares the average of laboratory detections to the federal MCL or action level; individual faucets can differ — household plumbing affects lead and copper, and a state-certified laboratory test of your own tap is the only way to confirm levels in your home. Treatment categories are general matches, not a certification claim for a specific product and contaminant.

Water Utility: Big Park Water Company
Population Served: 7,392 residents
Data Sources: EPA SDWIS + EPA UCMR5
Report Year: 2026

Sedona, Arizona drinking water is supplied by Big Park Water Company. This report summarizes health-based violations and PFAS detections from federal EPA databases.

EPA Health-Based Violation History

The following contaminants exceeded EPA MCLs at this utility since 2010:

Contaminant Violation Years Filter Solution
Arsenic 2010-2024 Under Sink Filters
Coliform (TCR) 2010-2015 Whole House Filters
Revised Total Coliform Rule 2023-2025 Whole House Filters

Source: EPA SDWIS, updated quarterly. Health-based violations only.

PFAS "Forever Chemical" Detections

Multiple PFAS compounds were detected during EPA UCMR5 testing (2023-2025).

PFAS Compound Level Detected Solution
PFOA 0.0210 ug/L PFAS Filters
PFBS 0.0280 ug/L PFAS Filters
PFOS 0.0041 ug/L PFAS Filters
PFHpA 0.0040 ug/L PFAS Filters
PFPeA 0.0046 ug/L PFAS Filters
PFHxS 0.0033 ug/L PFAS Filters
PFHxA 0.0039 ug/L PFAS Filters

Source: EPA UCMR5. Levels in ug/L. 1 ug/L = 1,000 ppt.

Should You Filter Your Sedona Water?

Sedona's water system has had persistent arsenic violations since 2010 and multiple PFAS detections. Filtration is strongly recommended.

Protect Your Sedona Home Water

PureWaterGuys.com carries under-sink systems certified for arsenic and PFAS reduction. We ship to all Arizona addresses.

Shop Under-Sink Filters →Take the Water Quiz

FAQ

Is Sedona tap water safe to drink?

Big Park Water Company has had arsenic violations since 2010 and multiple PFAS detections. Filtration is strongly recommended.

Does Sedona water have arsenic?

Yes -- arsenic has exceeded EPA limits at this utility from 2010 through 2024. A reverse osmosis under-sink system effectively removes arsenic.

Does Sedona water have PFAS?

Yes -- PFOA, PFBS, PFOS, and 4 more PFAS compounds were detected in UCMR5 testing. A reverse osmosis system addresses both arsenic and PFAS.

Data sourced from EPA SDWIS and UCMR5. PureWaterGuys.com is not affiliated with any municipal water utility.

Filters for Sedona, AZ Water Issues

Based on contaminants detected in this report, these systems are worth considering:

⚠️
PFAS / Forever Chemicals
NSF-certified filters proven to remove PFAS, PFOA, PFOS, and 200+ contaminants.
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Arsenic
Whole-house systems with certified arsenic-reduction media.
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Bacteria / Pathogens
UV sterilizers and certified filtration to eliminate harmful bacteria and pathogens.
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