Grand Ronde, OR: 2 Health Violations — 93/100 (2026)
1 ZIP code · 4 water systems · Updated 2026-06-03
Across Grand Ronde, EPA monitoring data shows low violation rates and healthy safety margins — a pattern that places the city well above OR's average for drinking water compliance across recent reporting cycles.
How Grand Ronde Compares
Data: EPA SDWIS Last verified: 2026-06-03
Key Facts for Grand Ronde Residents
- Your city's water systems recorded 27 violations in the past 5 years.
- Average lead level: 0.0023 mg/L.
- Homes built before 1986: 43% — older plumbing may contain lead solder.
- Estimated remediation: $1,500 per household.
- CDC health risk index: 12.34 — above typical levels.
Grand Ronde's Water Providers
Water delivery in Grand Ronde, OR is handled by 3 utilities rather than a single system — drawn from 4 providers in federal records, each filing its own compliance reports and setting its own rates.
Overview
We track water quality and home safety data for 1 ZIP code in Grand Ronde, Oregon (population ~1,483), covering 4 community water systems serving approximately 6,338 people region-wide.
1 of 1 ZIP code (100%) have recorded EPA violations. 2 health-based violations documented.
Home Safety Score
Average Home Safety Score for Grand Ronde: A (93/100)
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
Grand Ronde water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0023 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| E. coli | Microbiological | 18 | 1 |
| Fecal Coliform | Microbiological | 14 | 1 |
| Surface Water Treatment Rule | Treatment Technique | 12 | 1 |
| Lead and Copper Rule | Treatment Technique | 6 | 1 |
| Total Coliform | Microbiological | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 97347 | A | 27 | 2 | Grand Ronde Community Wtr Assn |
All ZIP Codes in Grand Ronde
- 97347 [A] — 27 violations ⚠
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
Grand Ronde Community Health Snapshot
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
What's in Grand Ronde's Water?
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Grand Ronde Infrastructure Age
With 43% 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
The story of Grand Ronde's housing stock is one of layered development — neighborhoods built in different decades, each carrying the plumbing standards of their era. The median build year of 1999 reflects that layered character. Before 1986, lead solder was standard in copper plumbing; before 1970, lead pipes were commonly used for service lines. A substantial portion of the pre-1986 homes visible in the distribution above still carry the plumbing materials of those earlier standards — creating a risk environment that the city-wide aggregate water data doesn't fully capture.
Most homes in Grand Ronde were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.
Source: U.S. Census Bureau ACS B25034.
How Remediation Costs Compare in Grand Ronde
For most homeowners in Grand Ronde, the estimated cost of water and safety remediation represents a proportionally modest share of what properties are worth — placing this area in the lower tier of the remediation share scale.
Remediation costs in Grand Ronde are relatively low compared to home values. The $950–$2,400 estimated range is a small fraction of median property value. Home values are 38% below the Oregon average.
Grand Ronde: Lead Risk & Vulnerable Populations
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.
Routinely in Grand Ronde, where 43% of housing predates the solder ban and aggregate utility readings hover near the federal threshold, a faucet-level draw functions as a standard household step for families with small kids.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Grand Ronde: Flood History & Water Damage Risk
Flood risk in Grand Ronde occupies the middle ground: 6 NFIP claims and 100% of local ZIP codes within FEMA flood zones. At that level, the risk pathways connecting flooding to water quality — treatment system stress, well infiltration, distribution backflow — become relevant considerations during significant flood events, even if day-to-day water quality is unaffected by flood history.
Grand Ronde has a moderate flood history with 6 FEMA claims averaging $8,908 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>$1,500</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.
Deep Dive Reports
Detailed analysis for Grand Ronde, OR