Community Water System · PWS CT0420021
Edgemere Condominium Assn., Inc.
Operator location East Hampton, Connecticut - smaller served population (≤ 999) at 540 people served; 297 SDWIS violations on record from groundwater sources.
- 540
- People served (this PWS)
- 297
- EPA violations (this PWS)
- 3
- Health-based (this PWS)
- Untested
- UCMR5 (this PWS)
Edgemere Condominium Assn., Inc. standing, high SDWIS violation third
540 people served (SDWIS) - smaller served population (≤ 999). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 1% is middle-third health share (≤ 23%). Population rank #27,710 of 29,740 among systems serving 500+.
The verdict
Edgemere Condominium Assn., Inc. sits in the upper third of the sitemap cohort by violation count (297), so the tables below sample a dense compliance trail rather than a near-clean ledger. Population served is smaller (540; smaller served population (≤ 999)), so each violation row represents a compact service footprint. Health-based share is 1% (middle-third health share (≤ 23%)). No UCMR5 PFAS test appears for this system in this extract.
- #27,710 of 29,740
- Population · /systems
- #165 of 184
- Population · CT
- 297
- Total EPA violations on record
- 1%
- Health-based (MCL / treatment failure)
Population ordinals match the sitemap cohort (systems serving 500+, population_served DESC). See methodology · corpus placement.
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 180
- County
- Middlesex
- School/Daycare
- No
- MCL Violations
- 3
- Monitoring Violations
- 272
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Consumer Confidence Rule | Other | 14 | 2025 |
| Tetrachloroethylene | MR | 10 | 2008 |
| 1,2-Dichloroethane | MR | 10 | 2008 |
| 1,2-Dichloropropane | MR | 10 | 2008 |
| 1,1,1-Trichloroethane | MR | 10 | 2008 |
| trans-1,2-Dichloroethylene | MR | 10 | 2008 |
| 1,1-Dichloroethylene | MR | 10 | 2008 |
| o-Dichlorobenzene | MR | 10 | 2008 |
| DICHLOROMETHANE | MR | 10 | 2008 |
| 1,1,2-Trichloroethane | MR | 10 | 2008 |
| CHLOROBENZENE | MR | 10 | 2008 |
| Toluene | MR | 10 | 2008 |
| Ethylbenzene | MR | 10 | 2008 |
| Styrene | MR | 10 | 2008 |
| cis-1,2-Dichloroethylene | MR | 10 | 2008 |
| p-Dichlorobenzene | MR | 10 | 2008 |
| Vinyl chloride | MR | 10 | 2008 |
| Benzene | MR | 10 | 2008 |
| Carbon tetrachloride | MR | 10 | 2008 |
| Trichloroethylene | MR | 10 | 2008 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 7 | 1993 |
| Nitrate | MR | 7 | 2019 |
| Coliform (TCR) | MR | 7 | 2010 |
| ETHYLENE DIBROMIDE | MR | 7 | 1993 |
| Lead and Copper Rule | MR | 6 | 2024 |
| Arsenic | MR | 5 | 2003 |
| Mercury | MR | 5 | 2003 |
| Chromium | MR | 5 | 2003 |
| Selenium | MR | 5 | 2003 |
| Cadmium | MR | 5 | 2003 |
Violation Count vs. the National Corpus
Edgemere Condominium Assn., Inc. has 297 recorded EPA violations, 91% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 9% carry more. 1% of this system's own violations are health-based (3 of 297), and it ranks #27,710 of 29,740 by population served among that same cohort.
EPA violations vs. the national water-system corpus
Public water systems serving 500+ people (EPA SDWIS)
297 Higher than most more violations than 91% of 29,740 water systems
the national water-system corpus, bucketed by value
Each bar is a band; taller bars hold more water systems. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source EPA SDWIS · 2026-05-15
Population served record for Edgemere Condominium Assn., Inc.
EPA SDWIS lists 540 people served and 180 connections for this PWS, confirm the service-area footprint on the federal report before comparing to municipal census totals.
Sources: EPA SDWIS
Nationwide peers
297 violations · 540 served: nearest cross-state SDWIS matches.
Cross-state systems with comparable violation load
Nearest cross-state community systems (500+ served) by total SDWIS violations on record.
Cross-state systems with smaller service footprints
Nearest cross-state systems by EPA SDWIS population_served (same 500+ sitemap gate).
What to do with Edgemere Condominium Assn., Inc.
Use this system's EPA-reported record as a starting filter, not a final verdict.
- See how every tracked system in Connecticut compares on the same EPA violation measures. Connecticut systems
- Check whether PFAS was detected at this system under UCMR5 testing. PFAS guide
- Find and compare another public water system by name or PWSID. Search systems
EPA SDWIS and UCMR5 figures are informational only, not a substitute for a certified lab test of your own tap water.