Water Quality in Bar Harbor, ME (04609)

EPA violation data for public water systems serving ZIP code 04609.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

5,244

Population

55

Water Systems

136

Violations (5yr)

11

Health-Based

Location

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Water Systems Serving This Area (55)

Town Of Bar Harbor- Water Division

Surface water 4,443 people served
0 violations

Seal Harbor H20/Acadia-(28)

Groundwater 1,200 people served
0 violations

Hadleys Point Campground

All resolved
Groundwater 505 people served
2 violations (5yr) · All resolved

Us Nps Sieur De Monts (2)

Groundwater 500 people served
0 violations

Us Nps Cadillac Mtn (8)

Groundwater 500 people served
0 violations

Bar Harbor Koa Oceanside-West Side

1 health-based
Groundwater 401 people served
6 violations (5yr) · 1 health-based · All resolved

Abels Lobster Pound

All resolved
Groundwater 301 people served
11 violations (5yr) · All resolved

Jordan Pond House Restaurant

Groundwater 300 people served
0 violations

Narrows Too Camping Resort

Groundwater 300 people served
0 violations

Terramor Outdoor Resort

1 health-based
Groundwater 292 people served
2 violations (5yr) · 1 health-based

Us Nps Schoodic Woods Campground

Groundwater 264 people served
0 violations

Us Nps Echo Lake (12)

All resolved
Groundwater 250 people served
1 violation (5yr) · All resolved

Bob'S Chowder House

Groundwater 200 people served
0 violations

Mr Charles Lotreck

Groundwater 150 people served
0 violations

Currents

All resolved
Groundwater 134 people served
11 violations (5yr) · All resolved

Us Nps Acadia Natl Park Hq

Groundwater 120 people served
0 violations
Lead tested: 3.4 ppb (limit: 15 ppb)

Birch Tree Meadows Mhp

1 health-based
Groundwater 105 people served
7 violations (5yr) · 1 health-based · All resolved

Sieur De Monts 2nd Source - 20

Groundwater 100 people served
0 violations

Us Nps Fabbri Memorial (14)

Groundwater 100 people served
0 violations

Bar Harbor Oceanside Koa-East Side

Groundwater 98 people served
0 violations

Atlantic Brewing Co-Mainely Meat Bbq

Groundwater 95 people served
0 violations

Downeast Lobster Pound

Groundwater 90 people served
0 violations

Mt Desert Narrows Bathhouse

All resolved
Groundwater 85 people served
2 violations (5yr) · All resolved

Dup Acadia Mcfarland 2

Groundwater 60 people served
0 violations

Birchwood Apts

Groundwater 60 people served
0 violations

Belle Isle Motel - Dr W 125'

Groundwater 52 people served
0 violations

Belle Isle Motel - Dr W 125'

Groundwater 52 people served
0 violations

Us Nps Blackwoods Cg (9)

Groundwater 50 people served
0 violations

Us Nps Blackwoods Cg

Groundwater 50 people served
0 violations

Dup Acadia Isle Au Haut Cg

Groundwater 50 people served
0 violations

Dreamwood Pines Motel

Groundwater 44 people served
0 violations

Birch Bay Village

Groundwater 41 people served
0 violations

Acadia Gateway Motel (Trenton)

Groundwater 40 people served
0 violations

Maller Dentistry Office

Groundwater 40 people served
0 violations

Acadia Sunnyside Motel & Cottages

2 health-based
Groundwater 40 people served
7 violations (5yr) · 2 health-based · All resolved

Pine Grove Cabins

Groundwater 36 people served
0 violations

Us Nps Acadia Natl Pk-Schoodic Facility

1 health-based
Groundwater 35 people served
37 violations (5yr) · 1 health-based · All resolved
Lead tested: 2 ppb (limit: 15 ppb) Copper tested: 1910 ppb (limit: 1300 ppb)

Oceanarium And Education Center

2 health-based
Groundwater 32 people served
20 violations (5yr) · 2 health-based · All resolved

Sunset Pines Motel

Groundwater 32 people served
0 violations

Red Rock Big Stop

Groundwater 30 people served
0 violations

Schoodic Pt - Acadia - (4)

Groundwater 25 people served
0 violations

Windward Cottages

Groundwater 25 people served
0 violations

Seaside Cottages

Groundwater 25 people served
0 violations

Us Nps Thompson Isl Park (11)

1 health-based
Groundwater 25 people served
5 violations (5yr) · 1 health-based

Us Nps Isle Au Haut Cg (26)

Groundwater 25 people served
0 violations

Us Nps Seawall Campground (21)

Groundwater 25 people served
0 violations

Happy Clam Shack

1 health-based
Groundwater 25 people served
18 violations (5yr) · 1 health-based

Us Nps Thompson Isl Info (10)

Groundwater 25 people served
0 violations

Us Nps Frazer Point (3)

Groundwater 25 people served
0 violations

Us Nps Isle Au Haut Ranger Station

Groundwater 25 people served
0 violations

Us Nps Islesford Museum (19)

1 health-based
Groundwater 25 people served
7 violations (5yr) · 1 health-based · All resolved

Northern Lights Mtr Ct

Groundwater 7 people served
0 violations

The Wagon Wheel

Groundwater 5 people served
0 violations

Maple Creek Tourist Home

Groundwater 5 people served
0 violations

Erna'S German Motel

Groundwater 4 people served
0 violations

Contaminants Found

Revised Total Coliform RuleHealth-Based

Missed testing deadlines — not a detection of bacteria.

52 violations
Has active
ArsenicHealth-Based

A naturally occurring element that can cause cancer and other health effects at high levels.

3 violations
All resolved
Lead and Copper RuleHealth-Based

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

2 violations
All resolved
Public NoticeMonitoring
24 violations
Has active
NitrateMonitoring

At high levels, nitrate can cause blue baby syndrome in infants.

7 violations
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

3 violations
All resolved
E. COLIMonitoring
2 violations
All resolved
TetrachloroethyleneMonitoring
1 violation
All resolved
1,1-DichloroethyleneMonitoring
1 violation
All resolved
TolueneMonitoring
1 violation
All resolved
Vinyl chlorideMonitoring
1 violation
All resolved
EthylbenzeneMonitoring
1 violation
All resolved
BenzeneMonitoring
1 violation
All resolved
TrichloroethyleneMonitoring
1 violation
All resolved
DICHLOROMETHANEMonitoring
1 violation
All resolved
p-DichlorobenzeneMonitoring
1 violation
All resolved
1,2,4-TrichlorobenzeneMonitoring
1 violation
All resolved
CHLOROBENZENEMonitoring
1 violation
All resolved
Xylenes, TotalMonitoring
1 violation
All resolved
Carbon tetrachlorideMonitoring
1 violation
All resolved
1,2-DichloropropaneMonitoring
1 violation
All resolved
1,2-DichloroethaneMonitoring
1 violation
All resolved
o-DichlorobenzeneMonitoring
1 violation
All resolved
cis-1,2-DichloroethyleneMonitoring
1 violation
All resolved
1,1,2-TrichloroethaneMonitoring
1 violation
All resolved
trans-1,2-DichloroethyleneMonitoring
1 violation
All resolved
1,1,1-TrichloroethaneMonitoring
1 violation
All resolved
StyreneMonitoring
1 violation
All resolved
ChromiumMonitoring
1 violation
All resolved
FluorideMonitoring
1 violation
All resolved
SeleniumMonitoring
1 violation
All resolved
NickelMonitoring
1 violation
All resolved
CadmiumMonitoring
1 violation
All resolved
MercuryMonitoring
1 violation
All resolved
Beryllium, TotalMonitoring
1 violation
All resolved
Antimony, TotalMonitoring
1 violation
All resolved
Thallium, TotalMonitoring
1 violation
All resolved
BariumMonitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
2 ppb measured Action level: 15 ppb

Sampled: Jul 2025

Copper (Cu)

Exceeds limit
1910 ppb measured Action level: 1300 ppb

Sampled: Jul 2025

How Does This Compare?

Bar Harbor (04609) has more violations than 98% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 136.

Fewer violations 98th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) certified

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

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