Historical Compliance Records ID

Star Sewer and Water District Water System

EPA ID: ID4010220 ยท 14,000 people served ยท 3 ZIP codes

ZipCheckup's reading of EPA SDWIS for Star Sewer and Water District Water System (ID4010220): 1 EPA violation in the last five years. A total of 1 EPA violation spanning the past five monitoring years sit on Star Sewer and Water District Water System's record - every finding has been officially cleared, and the supplier now holds current compliance status for its service population of approximately 14,000 people, with no outstanding enforcement of any kind.

Data: EPA SDWIS

B ยท 83
Avg Safety Score
14,000
People Served
3
ZIP Codes Served
1
Violations (5yr)
Groundwater
Water Source
0.001 mg/L
Max Lead Level
Zone 2
Radon Risk ยท Moderate
1
Contaminants Flagged
$536K
Median Home Value in Service Area

Service Area Map

Coverage area for Star Sewer and Water District Water System Source: EPA SDWIS service area boundaries.

Service area boundary - Grade B

Service Area Demographics

$98,768
Median Household Income
77,453
Service Area Population
7%
Disadvantaged Population
40th
Poverty Percentile
20th
Energy Burden Percentile
19%
Pre-1986 Housing

The Star Sewer and Water District Water System serves a community with a median household income of $98,768 and an estimated 77,453 residents across its service area.

๐Ÿ’ง Where Does Your Water Come From?

Groundwater

Star Sewer and Water District Water System'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.

Moderate Risk
Source Contamination Risk
60th
Wastewater Discharge Proximity
10th
Superfund Site Proximity

Wastewater Proximity Note: This service area ranks in the 60th percentile nationally for proximity to wastewater discharge points.

Infrastructure Risk

26 yr
Avg Pipe Age
PEX or Copper
Pipe Material
41 yr
Est. Remaining Life
Stable
Decay Status
Installed 39% of expected lifespan used End of life

Detected Contaminants

How Star Sewer and Water District Water System compares to EPA limits

What This Means For You

Revised Total Coliform Rule at 1 presence exceeds the EPA maximum of presence.

PFAS Detected in Service Area

PFAS ("forever chemicals") have been detected in water serving this system's area. 7 detections recorded. 2 exceed federal EPA limits (4 ppt for PFOA/PFOS).

Health concern: PFAS are linked to cancer, thyroid disease, immune suppression, and developmental effects. They do not break down naturally.
Recommended filter: Reverse osmosis (RO) or activated carbon filters certified for PFAS removal. Find the right filter โ†’

Comparable Water Systems

Similar-sized systems in Idaho

City of Mountain Home
14,651 people
149 violations
City of Blackfoot
13,224 people
90 violations
City of Middleton
13,190 people
B 0 violations
City of Jerome
13,135 people
1 violation
City of Lewiston
15,001 people
A 42 violations

Estimated Remediation Costs

Average estimated costs across ZIP codes served by this system

Flood Insurance Radon Mitigation PFAS Treatment
Flood Insurance $1,200
Radon Mitigation $400
PFAS Treatment $200
Total Estimated Cost $1,800

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.

Cost of Inaction

If water quality issues in this service area are not addressed, the estimated financial impact per household is:

Estimated Healthcare Costs $500

Annual per household (CDC est.)

PFAS Exposure - Lifetime Cost $1,000

Per person (emerging research est.)

Estimated Cumulative Cost Per Household

5 years
$2,665
10 years
$5,330
20 years
$10,660

Compare: Estimated remediation cost is $1,800 (one-time) vs. $5,330 in estimated inaction costs over 10 years.

Estimates based on published EPA, CDC, and peer-reviewed research. Individual costs vary by household size, property, and health factors. These are conservative lower-bound estimates intended for awareness, not financial advice.

System Overview

Star Sewer and Water District Water System (EPA ID: ID4010220) is a community water system in Idaho that serves approximately 14,000 people from groundwater sources.

This system provides water to 3 ZIP codes across 3 communities.

ZIP-Area Home Safety Context: B (83/100)

This is the average Home Safety Score for 1 of 3 service-area ZIP codes with all required score domains observed. It is not a grade for the water utility.

Model 4.0.0 uses SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the UCMR 5 PFAS MCL screen, EPA radon zone, and annual EPA AirData AQI across three equally weighted domains. Missing required evidence suppresses the score.

Violation History

No current noncompliance in the accepted 2026Q2 snapshot. The 1 record in the 2021-2026 window are classified as resolved or archived, not current.

Status breakdown for accepted records with record years 2021-2026: 0 resolved, 1 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
December 1, 2024 Revised Total Coliform Rule Non-health-based Archived

Contaminants Detected

The following contaminants have been flagged in EPA records for this water system:

Contaminant Category Violations Health-Based
Revised Total Coliform Rule Microbiological 1 No

Lead & Copper

EPA Lead and Copper Rule evidence attributed directly to this water system:

Lead Level Exceeds Action Level Sample Date
0.001 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.

Radon Risk in Service Area

Dominant radon zone for ZIP codes served by this system: Zone 2 (Moderate Risk)

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

Need help with your water quality?

Typical cost: Water test: typically $20โ€“$50 (DIY kit) ยท Professional inspection: $150โ€“$400

Find the Right Water Filter

Free tip: Let cold water run for 2 minutes before drinking โ€” 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 ID 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 Star Sewer and Water District Water System (ID4010220) on EPA.gov.

Frequently Asked Questions

Is Star Sewer and Water District Water System water safe to drink?

The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Star Sewer and Water District Water System; its 1 accepted 2021-2026 record are resolved or archived. Historical compliance status does not establish conditions at a specific tap.

How many people does Star Sewer and Water District Water System serve?

Star Sewer and Water District Water System serves approximately 14,000 people across 3 ZIP codes in Idaho.

Where does Star Sewer and Water District Water System 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.

Samples collected
232

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) โ€” per-system federal sampling, 2023โ€“2025. EPA UCMR5 monitoring program โ†’

Understand PFAS health context and filtration โ†’

How Water Systems Appear in Rankings

Water systems are evaluated by violation history, contaminant detections, and service population. Larger systems with more service connections appear in more rankings.

Frequently Asked Questions

Is water from Star Sewer and Water District Water System safe to drink?
Star Sewer and Water District Water System earns a B safety grade with 1 violation in the past 5 years. Tap water meets EPA standards for most contaminants.
What contaminants are in Star Sewer and Water District Water System's water?
Detected contaminants include Revised Total Coliform Rule. Each is compared against EPA maximum contaminant levels (MCLs) in the detailed breakdown above.
Should I use a water filter?
Given 1 contaminant above EPA limits, a certified water filter can provide an extra layer of protection. The best type depends on specific contaminants in your water.
How many people does Star Sewer and Water District Water System serve?
Star Sewer and Water District Water System serves approximately 14,000 people with drinking water across 3 ZIP codes.
What is Star Sewer and Water District Water System's water source?
Star Sewer and Water District Water System draws water from groundwater sources. Source type affects which contaminants are most likely to be present.
Is there lead in Star Sewer and Water District Water System's water?
The maximum detected lead level is 0.001 mg/L. This is within EPA action level guidelines.
What is the demographic profile of Star Sewer and Water District Water System's service area?
The Star Sewer and Water District Water System service area has a median household income of $98,768. Demographic data is sourced from the U.S. Census Bureau and EPA EJScreen.
Where does Star Sewer and Water District Water System get its water?
Star Sewer and Water District Water System'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. Based on available data, the source contamination risk is moderate.

How to cite this page

APA ZipCheckup. (n.d.). Star Sewer and Water District Water System: 1 EPA Violation. https://zipcheckup.com/water-system/id4010220/
BibTeX
@misc{zipcheckup-water-system-id4010220,
  author = {{ZipCheckup}},
  title  = {{Star Sewer and Water District Water System: 1 EPA Violation}},
  year   = {n.d.},
  url    = {https://zipcheckup.com/water-system/id4010220/}
}

What You Can Do

1

Test your water

Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter โ†’

2

Check your specific ZIP code

Water quality can vary within a system. View nearest ZIP report โ†’

3

Contact your utility

Star Sewer and Water District Water System (EPA ID: ID4010220) - request the latest Consumer Confidence Report or ask about specific contaminants.

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