Dauphin County, Pennsylvania Water Systems

Dauphin County, Pennsylvania

60 community water systems on record — 28 active, 32 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 Pennsylvania’s official records. Always confirm current status with Pennsylvania before making decisions based on this information.

Community water systems in Dauphin County, Pennsylvania

System name	City	Population served	Status
ALEX ACRES MHP	MORGANTOWN	108	Active
B & J WATER COMPANY	HUMMELSTOWN	315	Inactive
BALLS TRAILER PARK	MIDDLETOWN	19	Inactive
BERRY SPRING WATER CO	MILLERSBURG	414	Inactive
BOWMAN MELL & CO INC	HARRISBURG	200	Inactive
BROOKSIDE M H P	MECHANICSBURG	270	Inactive
CAMP HEBRON CWS	HALIFAX	75	Active
CAMP HEBRON TRAILER PARK	HALIFAX	50	Inactive
CAPITAL REGION WATER	HARRISBURG	66,540	Active
CEDAR MANOR MHP	MORGANTOWN	432	Active
CLERMONT DEVELOPMENT	HARRISBURG	300	Inactive
COUNTRY MANOR FARMS	MECHANICSBURG	250	Inactive
CRESTVIEW VILLAGE MHP	ANNVILLE	223	Active
DAUPHIN CON	HARRISBURG	30	Inactive
DEANN VILLAGE MHP	DUNDEE	135	Active
DIFFS CORNER APARTMENTS	HUMMELSTOWN	28	Inactive
ECHO VILLAGE APARTMENTS	HUMMELSTOWN	92	Inactive
ECKO VILLAGE APTS	HUMMELSTOWN	99	Inactive
ELIZABETHVILLE AREA AUTH	ELIZABETHVILLE	2,700	Active
GEYERS MHP	MIDDLETOWN	28	Inactive
GRANTVILLE MHP	FARMINGTON HILLS	1,040	Active
GRATZ BORO WATER REVENUE FUND	GRATZ	738	Active
GREEN SPRING WATER COMPANY	BIG SPRING	3,500	Inactive
HALIFAX AREA WATER & SEWER AUT	HALIFAX	2,278	Active
HALIFAX VILLAGE	GAP	272	Active
HI LAND MHP	ELIZABETHTOWN	66	Active
HILLSIDE MOBILEHOME PARK	LINGLESTOWN	16	Inactive
INDIAN TRAIL SPRING	LYKENS	3,500	Inactive
LINGLESTOWN WATER COMPANY	HARRISBURG	1,000	Inactive
LITTLE HOLLYWOOD MHP	MIDDLETOWN	410	Inactive
LONDONDERRY TWP WATER SYS	MIDDLETOWN	36	Active
LOYALTON WATER ASSN	LYKENS	100	Active
LYKENS BORO AUTH	LYKENS	3,220	Active
MARYSVILLE WATER CO	HARRISBURG	105	Inactive
MCCAULEY'S TRAILER PARK	MIDDLETOWN	37	Inactive
MILLERSBURG WATER AUTH	MILLERSBURG	4,600	Active
MILLERSBURG WATER CO-LENKERVIL	MILLERSBURG	460	Inactive
MOUNTAINDALE APARTMENTS	HARRISBURG	50	Active
MOUNTAINVIEW RACING ASSN	GRANTVILLE	5,000	Inactive
OAK KNOLL EST MHP	MORGONTOWN	350	Active
ODD FELLOWS HOME	MIDDLETOWN	55	Inactive
PA AMER WATER CO	HUMMELSTOWN	50,200	Active
PA AMERICAN WATER STEELTON	HUMMELSTOWN	6,428	Active
PENNBROOK BORO AREA WATER SUPP	PENBROOK	3,700	Inactive
PILLOW BORO AUTH	PILLOW	312	Active
PINE MANOR MHP	MORGANTOWN	302	Active
ROYALTON BORO	ROYALTON	1,083	Active
S M BOLTON & SON MOBILEHOME PA	MILLERSBURG	53	Inactive
SHADY BACK ACRES MHP	MORGANTOWN	40	Active
SHORT MOUNTAIN VILLAGE MHP	MOUNT FREEDOM	53	Active
SKYLINE WATER SYSTEM INC	SCRANTON	440	Inactive
STEWARTSTOWN WATER CO	HARRISBURG	1,376	Inactive
SUSQUEHANNA TWP. AUTHORITY	HARRISBURG	200	Inactive
SWATARA SHORES MHP	LITITZ	96	Inactive
TREVORTON WATER CO	HARRISBURG	2,373	Inactive
VEOLIA MIDDLETOWN	MIDDLETOWN	9,600	Active
VEOLIA WATER	HARRISBURG	110,000	Active
WESTFORD WATER CO	MECHANICSBURG	400	Inactive
WILLIAMSTOWN BORO AUTH	WILLIAMSTOWN	2,390	Active
WILLOW FARM TRAILOR VLG	MT. WOLF	200	Inactive