Water Quality in Flagstaff, AZ (86044)

EPA violation data for public water systems serving ZIP code 86044.

No Health-Based Violations

None of the 5 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are83 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 95% of US ZIP codes.

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

2,921

Population

5

Water Systems

83

Violations (5yr)

0

Health-Based

Location

Loading map...

Water Systems Serving This Area (5)

Flagstaff City Of

All resolved
Surface water 76,960 people served
36 violations (5yr) · All resolved

Pinehill Community And School

Groundwater 1,007 people served
36 violations (5yr)
Lead tested: 58 ppb (limit: 15 ppb) Copper tested: 1500 ppb (limit: 1300 ppb)

Tonalea (Red Lake) Day School Bia

All resolved
Groundwater 300 people served
5 violations (5yr) · All resolved
Lead tested: 3.2 ppb (limit: 15 ppb)

Navajo Mountain Community Boarding School Bia

All resolved
Purchased groundwater 163 people served
6 violations (5yr) · All resolved
Lead tested: 0.7 ppb (limit: 15 ppb)

Navajo Nm-Betatakin Well

Groundwater 110 people served
0 violations

Contaminants Found

Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

34 violations
Has active
Public NoticeMonitoring
7 violations
Has active
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

6 violations
All resolved
CARBON, TOTALMonitoring
3 violations
All resolved
Surface Water Treatment RuleMonitoring
2 violations
All resolved
DICHLOROMETHANEMonitoring
2 violations
All resolved
ChloriteMonitoring
1 violation
All resolved
1,1,1-TrichloroethaneMonitoring
1 violation
All resolved
TolueneMonitoring
1 violation
All resolved
1,2-DichloroethaneMonitoring
1 violation
All resolved
CHLOROBENZENEMonitoring
1 violation
All resolved
p-DichlorobenzeneMonitoring
1 violation
All resolved
StyreneMonitoring
1 violation
All resolved
Vinyl chlorideMonitoring
1 violation
All resolved
cis-1,2-DichloroethyleneMonitoring
1 violation
All resolved
Xylenes, TotalMonitoring
1 violation
All resolved
EthylbenzeneMonitoring
1 violation
All resolved
1,2,4-TrichlorobenzeneMonitoring
1 violation
All resolved
o-DichlorobenzeneMonitoring
1 violation
All resolved
TrichloroethyleneMonitoring
1 violation
All resolved
1,2-DichloropropaneMonitoring
1 violation
All resolved
trans-1,2-DichloroethyleneMonitoring
1 violation
All resolved
TetrachloroethyleneMonitoring
1 violation
All resolved
BenzeneMonitoring
1 violation
All resolved
Carbon tetrachlorideMonitoring
1 violation
All resolved
1,1,2-TrichloroethaneMonitoring
1 violation
All resolved
1,1-DichloroethyleneMonitoring
1 violation
All resolved
Interim Enhanced Surface Water Treatment RuleMonitoring
1 violation
All resolved
Combined Radium (-226 and -228)Monitoring
1 violation
All resolved
Gross Alpha, Excl. Radon and UMonitoring
1 violation
All resolved
Radium-226Monitoring
1 violation
All resolved
Radium-228Monitoring
1 violation
All resolved
Combined UraniumMonitoring
1 violation
All resolved
NitrateMonitoring

At high levels, nitrate can cause blue baby syndrome in infants.

1 violation
All resolved
NitriteMonitoring

Similar to nitrate — harmful to infants at high levels.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Exceeds limit
58 ppb measured Action level: 15 ppb

Sampled: Jan 2023

Copper (Cu)

Exceeds limit
1500 ppb measured Action level: 1300 ppb

Sampled: Jan 2023

How Does This Compare?

Flagstaff (86044) has more violations than 95% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 83, most of which are monitoring/reporting issues.

Fewer violations 95th percentile More violations

Water Filter Recommendations

No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.

Nearby ZIP Codes

Check Another ZIP Code