Grant Hill Associates, Inc.
EPA ID: CT0110011 · 97 people served · 1 ZIP code
Compared to the national average for mid-size utilities, Grant Hill Associates, Inc. sits well above the baseline — five years of EPA monitoring show no violations, no MCL exceedances, and no enforcement actions for the full service territory of 97 people.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Worsening · Risk tier: High · 95% chance of violation in next 12 months
Violations went from 1 (2023) to 1 (2025). The pattern suggests growing compliance challenges.
Service Area Map
Coverage area for Grant Hill Associates, Inc. Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Grant Hill Associates, Inc. serves a community with a median household income of $97,436 and an estimated 21,547 residents across its service area. Approximately 76% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Grant Hill Associates, Inc.'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
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
Grant Hill Associates, Inc. (EPA ID: CT0110011) is a community water system in Connecticut that serves approximately 97 people from groundwater sources.
This system serves ZIP code 06002 in Bloomfield.
Violation History
Lead & Copper
No Lead and Copper Rule sampling data available for this water system.
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.
- 06002 — Bloomfield
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Grant Hill Associates, Inc. (CT0110011) on EPA.gov.
Frequently Asked Questions
Is Grant Hill Associates, Inc. water safe to drink?
Based on EPA records, Grant Hill Associates, Inc. has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Grant Hill Associates, Inc. serve?
Grant Hill Associates, Inc. serves approximately 97 people across 1 ZIP code in Connecticut.
Where does Grant Hill Associates, Inc. get its water?
The primary water source is groundwater.
Lead Service Line Inventory
Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:
This system reports zero confirmed lead service lines in its inventory. Unknown-material counts may still warrant verification.
Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.
Source: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026
ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.