Hancock County, Maine Water Systems

Hancock County, Maine

49 community water systems on record — 29 active, 20 inactive.

Every active community water system nationwide must produce a Consumer Confidence Report under the EPA's revised rule, effective for reports due July 1, 2027.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Maine’s official records. Always confirm current status with Maine before making decisions based on this information.

Community water systems in Hancock County, Maine

System name	City	Population served	Status
BENJAMIN RIVER APTS	ORONO	45	Active
BIRCH BAY VILLAGE	BAR HARBOR	41	Inactive
BIRCH HAVEN TRAILER PARK	ELLSWORTH	43	Active
BIRCH TREE MEADOWS MHP	BAR HARBOR	105	Active
BIRCHWOOD APTS	BAR HARBOR	60	Inactive
BLUE HILL TERRACE	STONINGTON	60	Active
BRIDGE HILL APARTMENTS	MACHIAS	85	Inactive
BRIDGETWIN, LLC	ELLSWORTH	63	Inactive
CARROLLS IGA SUPERMARKET	TRENTON	43	Inactive
CASTINE WATER DEPARTMENT	CASTINE	983	Active
CASTINE WATER DEPT.-RED SYSTEM	ORLAND	400	Inactive
CHURCH'S TRAILER PARK	BIRCH HARBOR	18	Inactive
COLD SPRING WATER COMPANY	LAMOINE	305	Active
CRESCENT MOBILE HOME PARK	ELLSWORTH	55	Active
DEER RUN APTS	ORONO	60	Active
ELLSWORTH WATER DEPARTMENT	ELLSWORTH	3,910	Active
EMERY COMMONS	PORTLAND	36	Inactive
FRANKLIN WATER DEPARTMENT	FRANKLIN	443	Active
GREAT HARBOR CONDOMINIUMS	CAMDEN	50	Inactive
HANCOCK VILLAGE MHP	CASTINE	73	Active
HARBOR VIEW I & II	CAMDEN	40	Active
HARRIMAN COVE PARK LLC	OLD TOWN	45	Active
ISLAND NURSING HOME	DEER ISLE	173	Inactive
KINGS TRAILER COURT	OTTER CREEK	43	Inactive
LAMOINE BEACH WATER CO	ELLSWORTH	100	Inactive
LONG POND WATER DISTRICT	SULLIVAN	308	Active
MAINE WATER COMPANY BUCKSPORT DIVISION	POLAND	1,700	Active
MOUNT DESERT WATER DIST -SEAL	NORTHEAST HARBOR	865	Active
MOUNT DESERT WATER DIST NORTH	NORTHEAST HARBOR	1,623	Active
MUNDO'S TRAILER PARK	HANCOCK	30	Inactive
NORTHERN BAY RESIDENTIAL LIVING CENTER	PENOBSCOT	150	Inactive
PARKER RIDGE RETIREMENT COMMUNITY	BLUE HILL	120	Active
PINEBROOK APTS	FRANKLIN	25	Inactive
PLEASANT VIEW MANOR	CHERRYFIELD	40	Inactive
SEA BREEZE TRAILER PARK	HANCOCK	25	Inactive
SEAL COVE WATER DIST	SEAL COVE	200	Inactive
SEAL HARBOR WATER CO	SEAL HARBOR	1,060	Inactive
SHERWOOD FOREST MHP	BURNHAM	68	Active
SILVER LAKE ESTATES	BUCKSPORT	110	Active
SOUTH PENOBSCOT WATER ASSOCIATION	PENOBSCOT	38	Active
SOUTHWEST HARBOR WATER & SEWER DISTRICT	SOUTHWEST HARBOR	2,480	Active
SPINSFIELD COMMONS	BANGOR	45	Active
STONINGTON MANOR	STONINGTON	44	Active
STONINGTON WATER COMPANY	WINTERPORT	683	Active
SUN HANCOCK HEIGHTS- EAST	BANGOR	158	Active
SUN HANCOCK HEIGHTS-WEST	BANGOR	155	Active
TOWN OF BAR HARBOR- WATER DIVISION	BAR HARBOR	4,443	Active
WINTER HARBOR WATER DISTRICT	WINTER HARBOR	700	Active
WOODLAND ACRES TRAILER PARK	ELLSWORTH	73	Inactive