What EPA records show for Arizona Water CO - Sedona
EPA AZ0403003 · serves Sedona, AZ · about 12,104 people (EPA SDWIS)
This report shows EPA's federal records for this water system: UCMR 5 testing, lead testing and violations. It isn't a test of the water at your tap, and it has no Water Score.
Public EPA test results
Arizona Water CO - Sedona (EPA AZ0403003)
What EPA records show for Arizona Water CO - Sedona, as of October 14, 2026
Health-based violation: Lead and Copper Rule, LEAD AND COPPER RULE REVISIONS, Oct 2024–Nov 2024 (EPA SDWIS).
Lead, 90th percentile: 6 ppb at the latest result in EPA records for a monitoring period that ran on or after July 1, 2021, at or below EPA's 15 ppb action level (EPA SDWIS, monitoring period Jan 1, 2023–Dec 31, 2025). The 90th percentile is a system-wide measure from homes sampled under EPA's lead rule; it isn't a result for your home.
EPA's UCMR 5 testing looked for 30 contaminants here and found 9.
Source: EPA records (SDWIS, UCMR 5). SDWIS: data as of Oct 14, 2026. EPA UCMR 5 data, samples through June 2026.
Your water bill names your utility.
Does Arizona Water CO - Sedona use chloramine?
We didn't find chloramine in Arizona Water CO - Sedona's EPA treatment records. That's not a complete list; your utility's annual water quality report says which disinfectant it uses.
Reported results in EPA records (data as of Oct 14–15, 2026)
EPA's UCMR 5 testing looked for 30 contaminants here and found 9.
Lithium: found in 5 of 16 samples, average 8.17 µg/L, highest 32.9 µg/L (EPA UCMR 5 testing, Sep 2023–Mar 2024)
PFBS (a PFAS): found in 2 of 16 samples, average 3.1 ppt, highest 30 ppt (EPA UCMR 5 testing, Sep 2023–Mar 2024)
Arizona Water CO - Sedona (Sedona, AZ): what EPA records show
PFPeA (a PFAS): found in 2 of 16 samples, average 1.3 ppt, highest 10.3 ppt (EPA UCMR 5 testing, Sep 2023–Mar 2024)
PFHxA (a PFAS): found in 2 of 16 samples, average 1.3 ppt, highest 10 ppt (EPA UCMR 5 testing, Sep 2023–Mar 2024)
PFOA (a PFAS): found in 2 of 16 samples, average 1.2 ppt, highest 10 ppt (EPA UCMR 5 testing, Sep 2023–Mar 2024)
PFHxS (a PFAS): found in 2 of 16 samples, average 0.80 ppt, highest 7 ppt (EPA UCMR 5 testing, Sep 2023–Mar 2024)
PFHpA (a PFAS): found in 2 of 16 samples, average 0.70 ppt, highest 7 ppt (EPA UCMR 5 testing, Sep 2023–Mar 2024)
PFOS (a PFAS): found in 2 of 16 samples, average 0.60 ppt, highest 6 ppt (EPA UCMR 5 testing, Sep 2023–Mar 2024)
PFBA (a PFAS): found in 1 of 16 samples, average 0.40 ppt, highest 6 ppt (EPA UCMR 5 testing, Sep 2023–Mar 2024)
Lead, 90th percentile: 6 ppb at the latest result in EPA records for a monitoring period that ran on or after July 1, 2021, at or below EPA's 15 ppb action level (EPA SDWIS, monitoring period Jan 1, 2023–Dec 31, 2025). The 90th percentile is a system-wide measure from homes sampled under EPA's lead rule; it isn't a result for your home.
Health-based violation: Lead and Copper Rule, LEAD AND COPPER RULE REVISIONS, Oct 2024–Nov 2024 (EPA SDWIS)
Source: EPA SDWIS (ECHO SDWA bulk download), data as of Oct 14, 2026
Source: EPA UCMR 5 occurrence data, data as of Oct 15, 2026
These are EPA's public records for this water system, shown as of October 14, 2026. If you represent this utility, or think a record here is wrong, tell us: Report an error. If the error is in EPA's own records, your state drinking water program can correct it there, and this page updates at our next data refresh.
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