Harford County, Maryland Water Systems

Harford County, Maryland

59 community water systems on record — 17 active, 42 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 Maryland’s official records. Always confirm current status with Maryland before making decisions based on this information.

Community water systems in Harford County, Maryland

System name	City	Population served	Status
A.P.G. - EDGEWOOD AREA	ABERDEEN PROVING GROUND	0	Inactive
ABERDEEN COMMISSIONERS	ABERDEEN	12,375	Inactive
ABERDEEN PROV GRDS % US ARMY	ABERDEEN	11,000	Inactive
ATKINS MOBILE HOME PARK	STREET	60	Inactive
BAYVIEW TRAILER PARK	JOPPA	210	Inactive
BEECHWOOD MOBILE HOME PARK	ABINGDOO	60	Inactive
BEECHWOOD MOBILE HOME PARK	ABINGDON	240	Inactive
BEL AIR	BEL AIR	10,200	Inactive
BEL AIR HEIGHTS	BEL AIR	20	Inactive
BEL FOREST	BEL AIR	2,540	Inactive
BETA SHOE CO	BELCAMP	100	Inactive
BETA SHOE CO	BELCAMP	100	Inactive
BUSH RIVER BOAT WORDS	PERRYMAN	60	Inactive
CAMPUS HILLS WATER WORKS	BALTIMORE	250	Active
CHAPEL HILL - ABERDEEN PROVING GROUNDS	ABERDEEN	15,000	Active
CITY OF ABERDEEN	ABERDEEN	18,006	Active
CITY OF HAVRE DE GRACE	HAVRE DE GRACE	14,000	Active
CLEAR VIEW MOBILE HOME PARK LLC	DARLINGTON	28	Active
DARLINGTON	DARLINGTON	250	Inactive
DARLINGTON MOBILE HOME PARK	FARMINGTON HILLS	150	Active
DRAGGIN WAGON MOBILE HOME PARK	JOPPA	72	Inactive
FOUNTAIN GREEN MOBILE HOME PAR	BEL AIR	66	Inactive
FOUNTAIN GREEN MOBILE HOME PARK	HAVRE DE GRACE	55	Active
GLEN ECHO TRAILER PARK	DARLINGTON	48	Inactive
GREENRIDGE SUBDIVISION	DUNKIRK	2,271	Active
GREENRIDGE UTILITIES INC	BEL AIR	1,200	Inactive
HARFORD COUNTY D.P.W.	ABINGDON	104,567	Active
HART HERITAGE	STREET	37	Active
HAVRE DE GRACE MUN UTIL COMM	HAVRE DE GRACE	10,000	Inactive
HITCLCOCK'S TRAILER PK	STREET	72	Inactive
JOHN O LANE	BEL AIR	50	Inactive
JOPPATOWNE UTILITIES CORP	JOPPA	8,061	Inactive
JOPPATOWNE-SEE 0120016	PERRYMAN	0	Inactive
LAKESIDE VISTA	DUNKIRK	219	Active
LAKESIDE VISTA-VISTA WATER CO	JOPPA	100	Inactive
LONG BAR HARBOR	BEL AIR	1,116	Inactive
LOU-MAR ESTATES	ABINGDON	51	Inactive
LOW MAR ESTATES	ABINGDON	51	Inactive
MAGNOLIA TRAILER PARK	EDGEWOOD	48	Inactive
MARYLAND AMERICAN WATER COMPANY	BEL AIR	13,200	Active
MILLERS TRAILER PARK	DARLINGTON	33	Inactive
MILLERS TRAILER PARK	DARLINGTON	33	Inactive
PERRYMAN	BEL AIR	6,696	Inactive
PERRYS MOBILE HOMES	EDGEWOOD	126	Inactive
QUEENS CASTLE MOBILE HOME PARK	STREET	60	Inactive
QUEENS CASTLE MOBILE HOME PARK	DARLINGTON	60	Active
R & R ESTATES	DARLINGTON	96	Active
SCARBOROUGHS TRAILER VILLA	DARLINGTON	144	Inactive
SUN VALLEY COURT	STREET	78	Inactive
SWAN HARBOR DELL	HAVRE DE GRACE	390	Inactive
SWAN HARBOUR DELL MOBILE HOME PARK	HAVRE DE GRACE	500	Active
THE WILLOUGHBY WATER WORKS COM	TOWSON	480	Inactive
TOWN OF DARLINGTON	MILLERSVILLE	250	Active
TRAILER RANCHO	ABERDEEN	450	Inactive
TRAILER RANCHO	ABERDEEN	450	Inactive
VALLEY VIEW	FOREST HILL	0	Inactive
VALLEY VIEW UTILITIES INC	FOREST HILL	120	Inactive
WILLIAMS MOBILE HOME PARK	SEVERNA PARK	35	Active
WRIGHTS TRAILER VILLAGE	ABERDEEN	186	Inactive