Limestone Water & Sewer District
EPA ID: ME0090840 · 875 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Limestone Water & Sewer District (ME0090840): 4 EPA violations in the last five years. Over the past five years, Limestone Water & Sewer District recorded 4 violations, all subsequently resolved through the EPA enforcement process - the supplier currently operates in good standing, with no active actions on file for its 875 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for Limestone Water & Sewer District Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Limestone Water & Sewer District serves a community with a median household income of $43,750 and an estimated 1,828 residents across its service area. Approximately 80% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 83% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.
💧 Where Does Your Water Come From?
Limestone Water & Sewer 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.
Infrastructure Risk
Detected Contaminants
How Limestone Water & Sewer District compares to EPA limits
What This Means For You
Surface Water Treatment Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Stage 1 DBP Rule at 1 mg/L exceeds the EPA maximum of mg/L.
Lead and Copper Rule at 1 mg/L exceeds the EPA maximum of mg/L.
Comparable Water Systems
Similar-sized systems in Maine
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
Limestone Water & Sewer District (EPA ID: ME0090840) is a community water system in Maine that serves approximately 875 people from groundwater sources.
This system serves ZIP code 04750 in Limestone.
Violation History
Status breakdown for accepted records with record years 2021-2026: 4 resolved, 0 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 |
|---|---|---|---|
| March 7, 2024 | Lead and Copper Rule | Non-health-based | Resolved |
| July 1, 2023 | Surface Water Treatment Rule | Non-health-based | Resolved |
| October 1, 2022 | Stage 1 DBP Rule | Non-health-based | Resolved |
| July 1, 2022 | Surface Water Treatment Rule | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Surface Water Treatment Rule | Treatment Failure | 2 | No |
| Stage 1 DBP Rule | Treatment Failure | 1 | No |
| Lead and Copper Rule | Treatment Failure | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0026 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 1 (High 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 $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 ME or modeled from parcel and building-footprint data.
- 04750 - Limestone
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Limestone Water & Sewer District (ME0090840) on EPA.gov.
Frequently Asked Questions
Is Limestone Water & Sewer District water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Limestone Water & Sewer District; its 4 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Limestone Water & Sewer District serve?
Limestone Water & Sewer District serves approximately 875 people across 1 ZIP code in Maine.
Where does Limestone Water & Sewer District get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Limestone Water and Sewer District (ME): 4 EPA Violations. https://zipcheckup.com/water-system/me0090840/
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title = {{Limestone Water and Sewer District (ME): 4 EPA Violations}},
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url = {https://zipcheckup.com/water-system/me0090840/}
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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
Limestone Water & Sewer District (EPA ID: ME0090840) - request the latest Consumer Confidence Report or ask about specific contaminants.