Water Quality in Dewey, AZ (86351)

EPA violation data for public water systems serving ZIP code 86351.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

6,721

Population

9

Water Systems

248

Violations (5yr)

7

Health-Based

Location

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Water Systems Serving This Area (9)

Town Of Prescott Valley

All resolved
Groundwater 57,048 people served
2 violations (5yr) · All resolved

Prescott City Of

1 health-based
Groundwater 42,217 people served
37 violations (5yr) · 1 health-based
Lead tested: 0 ppb (limit: 15 ppb) ✓

Big Park Water Company

6 health-based
Groundwater 7,392 people served
191 violations (5yr) · 6 health-based
Lead tested: 0 ppb (limit: 15 ppb) ✓

Big Park Water Co-Fox Phi

Groundwater 6,000 people served
0 violations

Pine Valley Water Company

All resolved
Groundwater 400 people served
4 violations (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓

Little Park Water Company

All resolved
Groundwater 264 people served
9 violations (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓

Cross Creek Ranch

Groundwater 55 people served
5 violations (5yr)
Lead tested: 0 ppb (limit: 15 ppb) ✓

Big Park Water Co-Casa De

Purchased groundwater 25 people served
0 violations

Verde Valley School

Groundwater 0
0 violations

Contaminants Found

ArsenicHealth-Based

A naturally occurring element that can cause cancer and other health effects at high levels.

12 violations
All resolved
Revised Total Coliform RuleHealth-Based

Missed testing deadlines — not a detection of bacteria.

12 violations
All resolved
Groundwater RuleHealth-Based
1 violation
Has active
Public NoticeMonitoring
6 violations
Has active
Vinyl chlorideMonitoring
6 violations
All resolved
cis-1,2-DichloroethyleneMonitoring
6 violations
All resolved
EthylbenzeneMonitoring
6 violations
All resolved
1,2-DichloropropaneMonitoring
6 violations
All resolved
TolueneMonitoring
6 violations
All resolved
DICHLOROMETHANEMonitoring
6 violations
All resolved
1,1,2-TrichloroethaneMonitoring
6 violations
All resolved
StyreneMonitoring
6 violations
All resolved
1,1,1-TrichloroethaneMonitoring
6 violations
All resolved
BenzeneMonitoring
6 violations
All resolved
CHLOROBENZENEMonitoring
6 violations
All resolved
TrichloroethyleneMonitoring
6 violations
All resolved
1,1-DichloroethyleneMonitoring
6 violations
All resolved
1,2-DichloroethaneMonitoring
6 violations
All resolved
Xylenes, TotalMonitoring
6 violations
All resolved
1,2,4-TrichlorobenzeneMonitoring
6 violations
All resolved
TetrachloroethyleneMonitoring
6 violations
All resolved
o-DichlorobenzeneMonitoring
6 violations
All resolved
p-DichlorobenzeneMonitoring
6 violations
All resolved
trans-1,2-DichloroethyleneMonitoring
6 violations
All resolved
Carbon tetrachlorideMonitoring
6 violations
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

4 violations
Has active
Lead and Copper RuleMonitoring

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

4 violations
Has active
Radium-226Monitoring
2 violations
All resolved
Combined UraniumMonitoring
2 violations
All resolved
Gross Alpha, Excl. Radon and UMonitoring
2 violations
All resolved
Radium-228Monitoring
2 violations
All resolved
Combined Radium (-226 and -228)Monitoring
2 violations
All resolved
TTHMMonitoring
1 violation
All resolved
Total Haloacetic Acids (HAA5)Monitoring
1 violation
All resolved
E. COLIMonitoring
1 violation
Has active

Lead & Copper Levels

Lead (Pb)

Within limit
0 ppb measured Action level: 15 ppb

Sampled: Jan 2023

How Does This Compare?

Dewey (86351) has more violations than 99% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 248.

Fewer violations 99th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

NSF Certified Products → EPA Safe Drinking Water Guide →

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) certified

NSF Certified Products → EPA Safe Drinking Water Guide →

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

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