Hancock County, Mississippi Water Systems

Hancock County, Mississippi

29 community water systems on record — 14 active, 15 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 Mississippi’s official records. Always confirm current status with Mississippi before making decisions based on this information.

Community water systems in Hancock County, Mississippi

System name	City	Population served	Status
BAY ST LOUIS LD IMPROVEMENT CO	WAVELAND	75	Inactive
CITY OF BAY ST LOUIS	BAY ST LOUIS	9,284	Active
CITY OF WAVELAND	WAVELAND	6,400	Active
CLERMONT HARBOR	DES PERES	61	Active
DIAMONDHEAD UTILITES-SOUTH	BAY ST. LOUIS	300	Inactive
DIAMONDHEAD UTILITIES-NORTH	DIAMONDHEAD	12,577	Active
GENE BENNETT	KILN	26	Inactive
HANCOCK COUNTY UTILITY AUTHORITY	WAVELAND	0	Active
HANCOCK COUNTY WATER & SEWER	KILN	3,254	Active
HANCOCK COUNTY WATER & SEWER- BAYSIDE	KILN	2,458	Active
HANCUA-PEARLINGTON	WAVELAND	0	Active
JOHN ZECCKINE	BAY ST LOUIS	25	Inactive
JORDAN RIVER ESTATES WATER CO	BAY ST. LOUIS	302	Inactive
JOURDAN RIVER SHORES	OCEAN SPRINGS	855	Inactive
KILN UTILITY AND FIRE DISTRICT OF HANCOC	KILN	7,051	Active
KILN UTILITY-STENNIS AIRPORT	KILN	425	Inactive
LEONARD AUBERT	WAVELAND	77	Inactive
MCDONALD REALTY INC-MORGAN PK	BAY ST LOUIS	50	Inactive
MCDONALD REALTY-INC-PINEWOOD	BAY ST LOUIS	70	Inactive
OAK HARBOR	WAVELAND	161	Inactive
PEARLINGTON WATER AND SEWER DISTRICT	PEARLINGTON	1,412	Active
PLEASANT HILL WATER GROUP	PICAYUNE	50	Inactive
RICHARD BREHM	BAY ST LOUIS	60	Inactive
SCAFIDIS WHEEL INN & TLR PARK	BAY ST LOUIS	100	Inactive
STANDARD DEDEAUX WATER ASSOCIATION	KILN	5,386	Active
STENNIS SPACE CENTER	STENNIS SPACE CENTER	4,700	Active
SUNRISE MOBILE HOME PARK	PEARLINGTON	25	Active
TWIN OAKS TRAILER MOTEL	WAVELAND	56	Inactive
WHITE CYPRESS LAKES	DES PERES	507	Active