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ACCELERON

PWS ID: CT0400182 · EAST GRANBY, Connecticut 06026

ACCELERON serves 25 people in EAST GRANBY, Connecticut using Groundwater water sources. It has 100 recorded EPA violations, including 1 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: ACCELERON

ACCELERON is a private-owned non-transient non-community water system that delivers drinking water to 25 residents in EAST GRANBY, Connecticut (Hartford County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 100 total violations for this system , of which 1 (1%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 98 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Lead and Copper Rule, recorded in 5 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Connecticut, EPA tracks 2,332 public water systems serving 2,886,005 people, with 206,662 cumulative violations and 21,779 health-based violations on record. About 94% of systems in the state carry at least one violation, and state-wide the average per system is 88.6 violations. ACCELERON's 100 violations sit above the Connecticut average. Statewide, 40 of 63 UCMR5-tested systems have reported PFAS detections (63.5%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
25
Total Violations
100
Health-Based Violations
1
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
1
County
Hartford
School/Daycare
No
MCL Violations
0
Monitoring Violations
98
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 5 2022
Total Polychlorinated Biphenyls (PCB) MR 4 2011
Coliform (TCR) MR 3 1998
Arsenic MR 2 2011
Barium MR 2 2011
Chromium MR 2 2011
CYANIDE MR 2 2011
Fluoride MR 2 2011
Mercury MR 2 2011
Nickel MR 2 2011
Antimony, Total MR 2 2011
Beryllium, Total MR 2 2011
Selenium MR 2 2011
Methoxychlor MR 2 2011
Aldicarb sulfone MR 2 2011
Aldicarb MR 2 2011
Atrazine MR 2 2011
LASSO MR 2 2011
Heptachlor MR 2 2011
Heptachlor epoxide MR 2 2011
2,4-D MR 2 2011
Pentachlorophenol MR 2 2011
Chlordane MR 2 2011
Endrin MR 2 2011
Dalapon MR 2 2011
Diquat MR 2 2011
Glyphosate MR 2 2011
Di(2-ethylhexyl) adipate MR 2 2011
OXAMYL MR 2 2011
Simazine MR 2 2011

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for ACCELERON.

Federal Source of Truth

EPA SDWIS — Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID CT0400182 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Connecticut Drinking Water Authority

Connecticut's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find CT regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2024 LEAD AND COPPER RULE REVISIONS TT 1 SDWIS / CT0400182 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 1 SDWIS / CT0400182 / 5200
2022 Lead and Copper Rule MR 5 SDWIS / CT0400182 / 5000
2013 Nitrate MR 2 SDWIS / CT0400182 / 1040
2011 Total Polychlorinated Biphenyls (PCB) MR 4 SDWIS / CT0400182 / 2383
2011 Arsenic MR 2 SDWIS / CT0400182 / 1005
2011 Barium MR 2 SDWIS / CT0400182 / 1010
2011 Chromium MR 2 SDWIS / CT0400182 / 1020
2011 CYANIDE MR 2 SDWIS / CT0400182 / 1024
2011 Fluoride MR 2 SDWIS / CT0400182 / 1025
2011 Mercury MR 2 SDWIS / CT0400182 / 1035
2011 Nickel MR 2 SDWIS / CT0400182 / 1036
2011 Antimony, Total MR 2 SDWIS / CT0400182 / 1074
2011 Beryllium, Total MR 2 SDWIS / CT0400182 / 1075
2011 Selenium MR 2 SDWIS / CT0400182 / 1045

How ACCELERON Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric ACCELERON Connecticut avg Federal benchmark
Total violations 100 88.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 1 9.3 Indicates a contaminant exceeded a federal MCL
PFAS detection None 63.5% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 25 1,238 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,332 regulated public water systems in Connecticut.

Federal MCL reference — Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is ACCELERON water safe to drink? ▼
ACCELERON (PWS ID: CT0400182) has 100 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 25 people using Groundwater sources.
How many people does ACCELERON serve? ▼
ACCELERON serves 25 people in EAST GRANBY, Connecticut. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does ACCELERON have? ▼
ACCELERON has 100 total violations: 1 health-based violations (MCL exceedances or treatment failures), 98 monitoring/reporting violations, and 1 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in ACCELERON water? ▼
No PFAS testing data is available for ACCELERON under the EPA's UCMR5 monitoring program.
What water source does ACCELERON use? ▼
ACCELERON uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

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Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology — how this data is sourced, computed, and verified.

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