Sprague Water & Sewer Authority
EPA ID: CT1330021 · 1,058 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Sprague Water & Sewer Authority (CT1330021): 5 EPA violations in the last five years. Water monitoring history for Sprague Water & Sewer Authority includes 5 violations, each addressed and closed - the system holds no active EPA enforcement today for its 1,058 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for Sprague Water & Sewer Authority Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Sprague Water & Sewer Authority serves a community with a median household income of $92,857 and an estimated 3,311 residents across its service area. Approximately 71% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Sprague Water & Sewer Authority'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 60th 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 Sprague Water & Sewer Authority compares to EPA limits
What This Means For You
Surface Water Treatment Rule at 4 mg/L exceeds the EPA maximum of mg/L.
Stage 1 DBP Rule at 1 mg/L exceeds the EPA maximum of mg/L.
Comparable Water Systems
Similar-sized systems in Connecticut
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
Sprague Water & Sewer Authority (EPA ID: CT1330021) is a community water system in Connecticut that serves approximately 1,058 people from groundwater sources.
This system serves ZIP code 06330 in Baltic.
Violation History
Status breakdown for accepted records with record years 2021-2026: 5 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 |
|---|---|---|---|
| August 10, 2025 | Surface Water Treatment Rule | Non-health-based | Resolved |
| July 1, 2025 | Surface Water Treatment Rule | Non-health-based | Resolved |
| December 30, 2024 | Stage 1 DBP Rule | Non-health-based | Resolved |
| August 10, 2023 | Surface Water Treatment Rule | Non-health-based | Resolved |
| July 1, 2023 | 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 | 4 | No |
| Stage 1 DBP 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 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 CT or modeled from parcel and building-footprint data.
- 06330 - Baltic
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Sprague Water & Sewer Authority (CT1330021) on EPA.gov.
Frequently Asked Questions
Is Sprague Water & Sewer Authority water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Sprague Water & Sewer Authority; its 5 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Sprague Water & Sewer Authority serve?
Sprague Water & Sewer Authority serves approximately 1,058 people across 1 ZIP code in Connecticut.
Where does Sprague Water & Sewer Authority get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Sprague Water and Sewer Authority (CT): 5 EPA Violations. https://zipcheckup.com/water-system/ct1330021/
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title = {{Sprague Water and Sewer Authority (CT): 5 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/ct1330021/}
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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
Sprague Water & Sewer Authority (EPA ID: CT1330021) - request the latest Consumer Confidence Report or ask about specific contaminants.