CITY REPORT OR

Terrebonne, OR: 4 Violations - Home Safety 99/100

1 ZIP code · 4 water systems · Updated

ZipCheckup grade for Terrebonne: A.

Checked records flag no major concern; missing data is unknown.

In ZipCheckup's scoring, Terrebonne, OR lands in the A-B grade tier.

How Terrebonne Compares

Terrebonne99/100
Oregon avg85/100
National avg73/100

Data: EPA SDWIS

1
ZIP Codes
4
Water Systems
1
ZIPs Linked to Systems with Violations
A · 99
Avg Safety Score
Zone 3
County Radon Potential (Low)
$465K
Median Home Value

Terrebonne Water: The Quick Version

  • Your city's water systems recorded 4 violations since 2021.
  • Average of reported 90th-percentile lead results: 0.0045 mg/L.
  • Homes built before 1986: 26% - older plumbing may contain lead solder.
  • Health risk index (ZipCheckup composite of CDC data): 11.77.

Water Systems Serving Terrebonne

Sorted by reported population served, the top 3 of 4 public water systems mapped to Terrebonne, OR appear below, each with its own federal compliance record.

Overview

We track home safety data for 1 ZIP code in Terrebonne, Oregon, covering 4 community water systems serving approximately 8,185 people. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.

1 of 1 ZIP code with a reported violation count in the available EPA record (100%) have recorded EPA violations. The available record reports no health-based violations for this measured scope.

Home Safety Score

Average Home Safety Score for Terrebonne: A (99/100)

Model 4.0.0 uses four measured components across three equally weighted domains. If a required domain is unavailable, no score is published:

Factor What It Measures
Water Quality EPA violations and compliance history
PFAS MCL Screen UCMR 5 testing against the covered federal MCLs
Radon Risk EPA radon zone classification
Annual AQI EPA AirData county-year median with at least 90 observed days

Water Sources

Terrebonne water systems draw from: Groundwater.

Lead & Copper

  • Average of reported 90th-percentile lead results: 0.0045 mg/L (EPA action level: 0.015 mg/L)
  • 0 of 1 ZIP code with known status exceed the EPA lead action level

Radon Risk

1 of 1 ZIP records with known zones is in EPA Radon Zone 3.

The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.

Top Contaminants

Contaminant Category Violations ZIPs Affected
Consumer Confidence Rule Reporting 8 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
97760 A 4 0 Crooked River Ranch Wtr Company

All ZIP Codes in Terrebonne

  • 97760 [A] - 4 violations

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

CDC Health Data for Terrebonne

11.6%
Asthma (US: 9.8%)
10.2%
Diabetes (US: 10.4%)
15.7%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). County health indicators are shown for context only and are not linked to this area's water records.

Compared to National Average

Asthma 11.6% ↑
Diabetes 10.2% ↓
Mental Health 15.7% ↑

Vertical line = national average. ■ Above national · ■ Below national

Key Contaminants Detected in Terrebonne

Consumer Confidence Rule 8 violations
Reporting

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

How Old Is Terrebonne's Housing Stock?

1994
Median Build Year
26%
Built Before 1986
4%
Built Before 1970
Copper
Likely Pipe Material

Housing age data helps assess potential lead pipe and infrastructure risks. Newer housing stock generally means lower plumbing-related contamination risk.

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

Housing Age Profile

Utilities keep service line inventories, which can show whether an address in Terrebonne has a lead line regardless of the 1994 median build year.

1994
Median Year Built
26%
Pre-1986 (lead solder era; lead paint banned 1978)
4%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (4%) 1970–1986 (22%) Post-1986 (74%)

Most homes in Terrebonne were built after 1986; lead exposure at a tap still depends on its service line and plumbing. Older homes should still be tested.

Source: U.S. Census Bureau ACS B25034.

Protecting Children from Lead in Terrebonne

26%
Homes Built Before 1986
0.0045
mg/L average of reported water-system 90th-percentile lead results (the 0.015 action level applies to each system's result, not to this average)

Why children are most at risk: The CDC states that no safe blood lead level in children has been identified. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

A tap test is the direct way to learn the lead level in a given Terrebonne home; 26% of local housing predates 1986.

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

Frequently Asked Questions

What does the Home Safety Score mean for Terrebonne, OR?
Terrebonne has an average Home Safety Score of 99/100 (Grade A) under ZipCheckup model 4.0.0, an area-level model that draws on EPA water compliance records, PFAS screening, EPA radon zones, and annual EPA air quality data; see the methodology page for how inputs and coverage are handled. 4 violations appear in EPA records for water systems mapped to these ZIP codes. Check individual ZIP code reports for component details.
How many violations are on record for water systems serving Terrebonne?
EPA records list 4 EPA violations for Terrebonne water systems. These water-system violations are shown for 1 mapped ZIP code.
Does Terrebonne water have lead?
The average of the reported 90th-percentile lead results across the ZIP codes of Terrebonne is 0.0045 mg/L. The EPA action level of 0.015 mg/L applies to each water system's own 90th percentile, not to this average. EPA's health goal for lead is zero. Lead levels can vary by home - testing is recommended especially in older properties.
How does Terrebonne compare to Oregon average?
Terrebonne has an average Home Safety Score of 99/100, which is at or above the Oregon state average of 85/100 for the same model series.
How many water systems serve Terrebonne?
Our records map 4 water systems to 1 ZIP code in Terrebonne. The related population figure in our data is approximately 8,185 people; it is not a count of people served citywide.
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How to cite this page

APA ZipCheckup. (2026). Terrebonne, OR: 4 Violations - Home Safety 99/100. https://zipcheckup.com/cities/or/terrebonne/
BibTeX
@misc{zipcheckup-cities-or-terrebonne,
  author = {{ZipCheckup}},
  title  = {{Terrebonne, OR: 4 Violations - Home Safety 99/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/or/terrebonne/}
}

Page version: October 2026.

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