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Tap water quality report

ZIP 85226 — Chandler, AZ

EPA monitoring across the 3 water suppliers serving ZIP 85226 in Chandler, AZ detected 29 contaminants. A detection doesn't automatically mean the water is unsafe — see the level at the main supplier below, with the EPA limit for each.

3
water suppliers
273,546
people served
29
contaminants found

What was found in ZIP 85226

The level at this ZIP's main supplier, the highest level anywhere in it, the EPA limit for each, and where the figure comes from.

ContaminantLevel vs EPA limitSuppliersSource
Nitrate
6600 µg/L 66%
of the EPA limit 10000 µg/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2019
3/3 SYR4
Nitrate-Nitrite
6450 µg/L 65%
of the EPA limit 10000 µg/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2019
2/3 SYR4
Fluoride
1200 µg/L 30%
of the EPA limit 4000 µg/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2019
3/3 SYR4
Barium
130 µg/L 6.5%
of the EPA limit 2000 µg/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2019
Highest in the ZIP: 405 µg/L — ARIZONA WATER CO - RIMROCK · 3,423 people · 2018
3/3 SYR4
Copper
272.7 µg/L 21%
of the EPA limit 1300 µg/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2019
Highest in the ZIP: 344 µg/L — ARIZONA WATER CO - RIMROCK · 3,423 people · 2017
2/3 SYR4
Lithium
305 µg/L
No EPA limit set
Main supplier: CHANDLER CITY OF · 247,328 people · 2025
3/3 UCMR-5
TTHM
91 µg/L 114%
of the EPA limit, at the 95th percentile of samples — 80 µg/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2019
3/3 SYR4
Bromate
63.8 µg/L 638%
of the EPA limit, at the 95th percentile of samples — 10 µg/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2016
1/3 SYR4
Xylenes, Total
61.05 µg/L 0.6%
of the EPA limit 10000 µg/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2019
2/3 SYR4
Total Haloacetic Acids (HAA5)
34.2 µg/L 57%
of the EPA limit 60 µg/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2019
3/3 SYR4
Chromium
20.1 µg/L 20%
of the EPA limit 100 µg/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2019
Highest in the ZIP: 20.75 µg/L — GRIC DPW Wild Horse Pass · 22,795 people · 2019
3/3 SYR4
Dalapon
8.535 µg/L 4.3%
of the EPA limit 200 µg/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2019
1/3 SYR4
Arsenic
8.4 µg/L 84%
of the EPA limit 10 µg/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2019
3/3 SYR4
Combined Uranium
5.1665 µg/L 17%
of the EPA limit 30 µg/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2019
Highest in the ZIP: 8.33 µg/L — GRIC DPW Wild Horse Pass · 22,795 people · 2014
2/3 SYR4
Selenium
7.695 µg/L 15%
of the EPA limit 50 µg/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2019
2/3 SYR4
Lead
6.175 µg/L 41%
of the EPA limit 15 µg/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2019
Highest in the ZIP: 7.24 µg/L — ARIZONA WATER CO - RIMROCK · 3,423 people · 2017
2/3 SYR4
Gross Alpha, Excl. Radon And U
2.93 pCi/L 20%
of the EPA limit 15 pCi/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2019
Highest in the ZIP: 3.29 pCi/L — GRIC DPW Wild Horse Pass · 22,795 people · 2014
2/3 SYR4
Di(2-ethylhexyl) Phthalate
3.2 µg/L 53%
of the EPA limit 6 µg/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2019
1/3 SYR4
Mercury
1.3 µg/L 65%
of the EPA limit 2 µg/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2019
1/3 SYR4
Combined Radium (-226 And -228)
1.07 pCi/L 21%
of the EPA limit 5 pCi/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2019
2/3 SYR4
2,4-D
0.3200 µg/L 0.5%
of the EPA limit 70 µg/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2019
1/3 SYR4
Cadmium
0.1600 µg/L 3.2%
of the EPA limit 5 µg/L
Highest in the ZIP: GRIC DPW Wild Horse Pass · 22,795 people · 2019
1/3 SYR4
Hexachlorocyclopentadiene
0.1200 µg/L 0.2%
of the EPA limit 50 µg/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2019
1/3 SYR4
Benzo(A)Pyrene
0.0434 µg/L 22%
of the EPA limit 0.2000 µg/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2019
1/3 SYR4
PFBS
0.0120 µg/L
No EPA limit set
Main supplier: CHANDLER CITY OF · 247,328 people · 2025
1/3 UCMR-5
Pfpea
0.0053 µg/L
No EPA limit set
Main supplier: CHANDLER CITY OF · 247,328 people · 2025
1/3 UCMR-5
Pfba
0.0050 µg/L
No EPA limit set
Main supplier: CHANDLER CITY OF · 247,328 people · 2025
1/3 UCMR-5
Pfhxa
0.0035 µg/L
No EPA limit set
Main supplier: CHANDLER CITY OF · 247,328 people · 2025
1/3 UCMR-5
Lead
0.0014 mg/L 9.3%
of the EPA limit 0.0150 mg/L
Main supplier: CHANDLER CITY OF · 247,328 people · 2025
3/3 LCR
Each bar shows the measured level as a share of the EPA limit: green is well under, amber is close to it, red is over. For lead and copper the limit applies to exactly the 90th-percentile figure shown, so red there means a real exceedance. For everything else the limit applies to a running annual average while the figure is the 95th percentile of the system's samples — over 100% is worth reading, but is not by itself a violation. Formal violations are listed separately.

Water suppliers serving ZIP 85226

SupplierStatePopulation served
CHANDLER CITY OF AZ 247,328
GRIC DPW Wild Horse Pass AZ 22,795
ARIZONA WATER CO - RIMROCK AZ 3,423

Frequently asked questions about ZIP 85226 tap water

Is the tap water in ZIP 85226 safe to drink?

EPA testing detected 29 contaminants across the water suppliers serving ZIP 85226. A detection isn't the same as a violation — most levels are within federal limits. See each level and source above, and your utility's annual Consumer Confidence Report for the official status.

Which water suppliers serve ZIP 85226?

3 public water suppliers report EPA drinking-water monitoring for ZIP 85226. Each is listed above with its population served.

What contaminants are in ZIP 85226's water?

EPA monitoring detected Nitrate, Nitrate-Nitrite, Fluoride, Barium, Copper, and others across this ZIP's suppliers. The full list with levels and sources is above.