Water Quality in Spokane, WA (99020)

EPA violation data for public water systems serving ZIP code 99020.

No Health-Based Violations

None of the 13 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are36 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 87% of US ZIP codes.

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

16

Population

13

Water Systems

36

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (13)

Spokane City Of

Groundwater 343,167 people served
0 violations
Lead tested: 2 ppb (limit: 15 ppb)

Wilbur Town Of

Groundwater 1,040 people served
9 violations (5yr)
Lead tested: 0.6 ppb (limit: 15 ppb)

Hangman Hills Water Dist 15

All resolved
Groundwater 827 people served
4 violations (5yr) · All resolved
Lead tested: 2 ppb (limit: 15 ppb)

Forty Nine Degrees North

All resolved
Surface water 670 people served
1 violation (5yr) · All resolved

Pioneer Water Company

All resolved
Groundwater 443 people served
3 violations (5yr) · All resolved

Seven Bays Estates Unlimited

All resolved
Groundwater 431 people served
3 violations (5yr) · All resolved

Vel View Water Dist 13

All resolved
Purchased groundwater 77 people served
1 violation (5yr) · All resolved

Marshall Community Water Assn

All resolved
Groundwater 74 people served
1 violation (5yr) · All resolved

Lakeview Heights Hoa

Groundwater 65 people served
0 violations

Sleepy Hollow Apts

Groundwater 35 people served
7 violations (5yr)

Marshall Community Church

Groundwater 28 people served
0 violations

Alpine Glades Water System

Groundwater 28 people served
0 violations

Patterson Addition

All resolved
Groundwater 22 people served
7 violations (5yr) · All resolved

Contaminants Found

Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

13 violations
All resolved
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

13 violations
All resolved
NitrateMonitoring

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

5 violations
All resolved
Lead and Copper RuleMonitoring

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

2 violations
Has active
Total Haloacetic Acids (HAA5)Monitoring
1 violation
All resolved
TTHMMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
2 ppb measured Action level: 15 ppb

Sampled: Jan 2022

How Does This Compare?

Spokane (99020) has more violations than 87% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 36, most of which are monitoring/reporting issues.

Fewer violations 87th 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.

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