Water Quality in Moscow, ID (83823)

EPA violation data for public water systems serving ZIP code 83823.

No Health-Based Violations

None of the 4 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are25 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 82% of US ZIP codes.

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

1,559

Population

4

Water Systems

25

Violations (5yr)

0

Health-Based

Location

Loading map...

Water Systems Serving This Area (4)

Moscow Water Dept

Groundwater 26,000 people served
23 violations (5yr)
Lead tested: 4 ppb (limit: 15 ppb)

Deary City Of

Groundwater 529 people served
0 violations
Lead tested: 2 ppb (limit: 15 ppb)

Tamarack Family Dining

All resolved
Groundwater 75 people served
2 violations (5yr) · All resolved

Helmer Water Assn

Groundwater 30 people served
0 violations

Contaminants Found

Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

2 violations
All resolved
TTHMMonitoring
1 violation
Has active
Total Haloacetic Acids (HAA5)Monitoring
1 violation
Has active
TrichloroethyleneMonitoring
1 violation
All resolved
trans-1,2-DichloroethyleneMonitoring
1 violation
All resolved
1,2-DichloropropaneMonitoring
1 violation
All resolved
BenzeneMonitoring
1 violation
All resolved
1,1,1-TrichloroethaneMonitoring
1 violation
All resolved
EthylbenzeneMonitoring
1 violation
All resolved
DICHLOROMETHANEMonitoring
1 violation
All resolved
1,1-DichloroethyleneMonitoring
1 violation
All resolved
1,2,4-TrichlorobenzeneMonitoring
1 violation
All resolved
CHLOROBENZENEMonitoring
1 violation
All resolved
Carbon tetrachlorideMonitoring
1 violation
All resolved
cis-1,2-DichloroethyleneMonitoring
1 violation
All resolved
1,2-DichloroethaneMonitoring
1 violation
All resolved
TolueneMonitoring
1 violation
All resolved
Vinyl chlorideMonitoring
1 violation
All resolved
p-DichlorobenzeneMonitoring
1 violation
All resolved
TetrachloroethyleneMonitoring
1 violation
All resolved
StyreneMonitoring
1 violation
All resolved
o-DichlorobenzeneMonitoring
1 violation
All resolved
Xylenes, TotalMonitoring
1 violation
All resolved
1,1,2-TrichloroethaneMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
2 ppb measured Action level: 15 ppb

Sampled: Jan 2025

How Does This Compare?

Moscow (83823) has more violations than 82% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 25, most of which are monitoring/reporting issues.

Fewer violations 82th 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