CITY REPORT WA

Granger, WA: 1 Violation — 83/100 (2026)

1 ZIP code · 2 water systems · Updated 2026-06-03

Granger, WA: reliable drinking water, above-average safety record, few violations.

How Granger Compares

Granger83/100
Washington avg78/100
National avg67/100

Data: EPA SDWIS Last verified: 2026-06-03

1
ZIP Codes
2
Water Systems
1
ZIPs with Violations
B · 83
Avg Safety Score
Zone 2
Radon Risk (Moderate)
$230K
Median Home Value
$1,600
Est. Remediation (0.7% of home value)

Key Facts for Granger Residents

  • Your city's water systems recorded 1 violation in the past 5 years.
  • Average lead level: 0.0015 mg/L.
  • Homes built before 1986: 60% — older plumbing may contain lead solder.
  • Estimated remediation: $1,600 per household.
  • CDC health risk index: 12.85 — above typical levels.

Granger's Water Providers

2 water utilities share the residential service territory in Granger, WA — out of 2 total systems in federal records.

Granger Water Department
Serves ~3,993 people · 1 violation
83
/100
ZILLAH CITY OF
Serves ~3,518 people · 1 violation
83
/100

Overview

We track water quality and home safety data for 1 ZIP code in Granger, Washington, covering 2 community water systems serving approximately 5,742 people.

1 of 1 ZIP code (100%) have recorded EPA violations. All violations are monitoring/reporting type.

Home Safety Score

Average Home Safety Score for Granger: B (83/100)

The score combines three factors:

Factor What It Measures
Water Quality EPA violations and compliance history
Lead Levels 90th percentile lead concentration vs EPA action level
Radon Risk EPA radon zone classification

Water Sources

Granger water systems draw from: Groundwater.

Lead & Copper

  • Average lead level (90th percentile): 0.0015 mg/L (EPA action level: 0.015 mg/L)
  • 0 ZIP codes exceed the EPA lead action level

Radon Risk

Dominant radon zone: Zone 2 (Moderate Risk)

The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.

Top Contaminants

Contaminant Category Violations ZIPs Affected
Surface Water Treatment Rule Treatment Technique 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
98932 B 1 0 Granger Water Department

All ZIP Codes in Granger

  • 98932 [B] — 1 violation

Data Sources

Updated daily.

Granger Community Health Snapshot

10.7%
Asthma (US: 9.8%)
12.9%
Diabetes (US: 10.4%)
17.8%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.

Compared to National Average

Asthma 10.7% ↑
Diabetes 12.9% ↑
Mental Health 17.8% ↑

Vertical line = national average. Above national · Below national

What's in Granger's Water?

Surface Water Treatment Rule 2 violations
Treatment Technique
Pathogens may not be adequately removed

Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.

Granger Infrastructure Age

1972
Median Build Year
60%
Built Before 1986
26%
Built Before 1970
Copper
Likely Pipe Material

With 60% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.

Source: U.S. Census Bureau American Community Survey (ACS).

Housing Age Profile

While newer cities carry lower aggregate plumbing risk from lead-era construction, Granger sits firmly in the older category. The median build year of 1972 indicates that more than half the housing stock was built before 1986, when lead solder was still legally used in residential copper plumbing — and a substantial portion likely predates 1970, when lead pipes were still commonly installed for service lines. These two thresholds together define the elevated plumbing risk environment that older housing cities carry, independent of what the municipal water supply delivers to the meter.

1972
Median Year Built
60%
Pre-1986 (Lead Paint Risk)
26%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (26%) 1970–1986 (34%) Post-1986 (40%)

Over half of homes in Granger were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.

Source: U.S. Census Bureau ACS B25034.

How Remediation Costs Compare in Granger

In Granger, property values comfortably outpace what documented remediation typically costs — the equity share is proportionally low.

Median Home Value
$230,300
Est. Remediation
$1,600
Remediation as % of home value 0.7%

Remediation costs in Granger are relatively low compared to home values. The $800–$2,600 estimated range is a small fraction of median property value. Home values are 51% below the Washington average.

Granger: Lead Risk & Vulnerable Populations

60%
Homes Built Before 1986
0.0015
mg/L Avg Lead (Limit: 0.015)

Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

Reading the local data together points toward a structural gap that matters more here than in low-exposure communities. 60% of Granger stock comes from the pre-rule era, and citywide monitoring either approaches or sits beyond the federal benchmark under Lead and Copper Rule sampling. A baseline kit fits the routine-diligence category, with certified filtration available via retailer networks where confirmed faucet results warrant additional measures.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Granger: Flood History & Water Damage Risk

Taken together, Granger's 3 NFIP flood insurance claims and 100% FEMA flood zone coverage place it in the moderate range of exposure. That middle position has specific implications for water quality. The contamination pathways that flooding can open — surface water overwhelming treatment facility intake, floodwaters infiltrating private wells, distribution pressure changes creating backflow — are not constant risks in a moderate-exposure community. But they do become active during significant flood events, and the claim record here indicates enough of those events to make flood timing an occasional factor in local water quality conversations.

3
Total FEMA Flood Claims
$1,090
Avg Claim Payout
100%
ZIPs in FEMA Flood Zones

Granger has a moderate flood history with 3 FEMA claims averaging $1,090 per payout. 100% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.

How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. Flood damage can add significantly to the estimated <strong>$1,600</strong> remediation cost per household.

Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.

Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.

Frequently Asked Questions

Is the water safe to drink in Granger, WA?
Granger has an average water safety score of 83/100 (Grade B). 1 EPA violation has been recorded. Check individual ZIP code reports for details specific to your neighborhood.
How many water violations does Granger have?
Granger water systems have a total of 1 EPA violation. Violations are tracked across 1 ZIP code.
Does Granger water have lead?
The average 90th-percentile lead level in Granger is 0.0015 mg/L. This is below the EPA action level of 0.015 mg/L. Lead levels can vary by home — testing is recommended especially in older properties.
How does Granger compare to Washington average?
Granger has an average water safety score of 83/100, which is above the Washington state average of 78/100.
How many water systems serve Granger?
Granger is served by 2 public water systems across 1 ZIP code, serving approximately 5,742 people.
How much does it cost to fix water issues in Granger?
Estimated remediation costs in Granger average $1,600 per household, ranging from $800 to $2,600. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
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