Rivergrove Water District
EPA ID: OR4100461 · 4,000 people served · 4 ZIP codes
ZipCheckup's reading of EPA SDWIS for Rivergrove Water District (OR4100461): 26 EPA violations in the last five years. Over the tracked period, Rivergrove Water District logged 26 EPA violations - each has been remedied, and the system now supplies 4,000 people in good standing.
Data: EPA SDWIS
Service Area Map
Coverage area for Rivergrove Water District Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Rivergrove Water District serves a community with a median household income of $136,372 and an estimated 105,868 residents across its service area. Approximately 54% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Rivergrove Water District's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
Superfund Proximity Note: This service area ranks in the 65th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
Detected Contaminants
How Rivergrove Water District compares to EPA limits
What This Means For You
PFOA at 1 mg/L exceeds the EPA maximum of 0.000004 mg/L.
PFNA at 1 mg/L exceeds the EPA maximum of 0.00001 mg/L.
Chlorodibromomethane at 1 mg/L exceeds the EPA maximum of 0.002 mg/L. Liver cancer, brain cancer (known carcinogen). Consider granular activated carbon (GAC) filtration.
Atrazine at 1 mg/L exceeds the EPA maximum of 0.003 mg/L. Endocrine disruption, cardiovascular & reproductive effects. Consider granular activated carbon (GAC) filtration.
Bromate at 1 mg/L exceeds the EPA maximum of 0.01 mg/L.
Chlorodibromomethane was detected in this water system. granular activated carbon (GAC) filtration can reduce exposure.
Find a certified water filter →Comparable Water Systems
Similar-sized systems in Oregon
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
Rivergrove Water District (EPA ID: OR4100461) is a community water system in Oregon that serves approximately 4,000 people from groundwater sources.
This system provides water to 4 ZIP codes across 3 communities.
Violation History
Status breakdown for accepted records with record years 2021-2026: 0 resolved, 26 archived, 0 addressed, and 0 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| January 1, 2023 | PFOA | Non-health-based | Archived |
| January 1, 2023 | PFNA | Non-health-based | Archived |
| January 1, 2023 | Monochloroacetic Acid | Non-health-based | Archived |
| January 1, 2023 | Dichloroacetic Acid | Non-health-based | Archived |
| January 1, 2023 | Bromodichloromethane | Non-health-based | Archived |
| January 1, 2023 | Dibromochloromethane | Non-health-based | Archived |
| January 1, 2023 | Bromoform | Non-health-based | Archived |
| January 1, 2023 | Chlorodibromomethane | Non-health-based | Archived |
| January 1, 2023 | Trichloroacetic Acid | Non-health-based | Archived |
| January 1, 2023 | Monobromoacetic Acid | Non-health-based | Archived |
| January 1, 2023 | Dibromoacetic Acid | Non-health-based | Archived |
| January 1, 2023 | Bromochloroacetic Acid | Non-health-based | Archived |
| January 1, 2023 | Bromodichloroacetic Acid | Non-health-based | Archived |
| January 1, 2023 | Chlorodibromoacetic Acid | Non-health-based | Archived |
| January 1, 2023 | Tribromoacetic Acid | Non-health-based | Archived |
| January 1, 2023 | HAA6Br | Non-health-based | Archived |
| January 1, 2023 | HAA9 | Non-health-based | Archived |
| January 1, 2023 | Bromate | Non-health-based | Archived |
| January 1, 2023 | Chlorate | Non-health-based | Archived |
| January 1, 2023 | Chloramine | Non-health-based | Archived |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Contaminant 2034 | Other Violation | 1 | No |
| Contaminant 2035 | Other Violation | 1 | No |
| Atrazine | Organic | 1 | No |
| Contaminant 2105 | Other Violation | 1 | No |
| Contaminant 2306 | Other Violation | 1 | No |
| PFOA | PFAS | 1 | No |
| PFNA | PFAS | 1 | No |
| Monochloroacetic Acid | Disinfection Byproducts | 1 | No |
| Dichloroacetic Acid | Disinfection Byproducts | 1 | No |
| Bromodichloromethane | Disinfection Byproducts | 1 | No |
| Dibromochloromethane | Disinfection Byproducts | 1 | No |
| Bromoform | Disinfection Byproducts | 1 | No |
| Chlorodibromomethane | Disinfection Byproducts | 1 | No |
| Trichloroacetic Acid | Disinfection Byproducts | 1 | No |
| Monobromoacetic Acid | Disinfection Byproducts | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.00271 mg/L | No | N/A |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by OR or modeled from parcel and building-footprint data.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Rivergrove Water District (OR4100461) on EPA.gov.
Frequently Asked Questions
Is Rivergrove Water District water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Rivergrove Water District; its 26 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Rivergrove Water District serve?
Rivergrove Water District serves approximately 4,000 people across 4 ZIP codes in Oregon.
Where does Rivergrove Water District get its water?
The primary water source is groundwater.
Federal UCMR5 PFAS Monitoring: Tested Clean
This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). No PFAS compounds were detected.
Current MCL reflects the lowest state-enforceable limit (NYS 10 ppt for PFOA/PFOS, effective August 2020). The federal final MCL of 4 ppt for PFOA/PFOS (EPA April 2024 rule) is not enforceable until April 2029. Detections above 4 ppt but below 10 ppt are below current MCL but above the future federal limit.
Source: U.S. EPA UCMR5 (Unregulated Contaminant Monitoring Rule, 5th cycle) — per-system federal sampling, 2023–2025. EPA UCMR5 monitoring program →
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Rivergrove Water District (OR): 26 EPA Violations. https://zipcheckup.com/water-system/or4100461/
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title = {{Rivergrove Water District (OR): 26 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/or4100461/}
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What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
Rivergrove Water District (EPA ID: OR4100461) - request the latest Consumer Confidence Report or ask about specific contaminants.