Counties → Maryland

St. Mary's County, Maryland

Water Systems

200

Population Served

125,614

Total Violations

2,495

PFAS Detected

of 5 tested

Water Systems

System Name	Population	Violations	PFAS
LEXINGTON PARK	43,030	31	Clean
PATUXENT NAVAL AIR STATION (NAVFAC-WASH)	22,000	164	Detected
TOWN OF LEONARDTOWN	5,000	38	—
COUNTRY LAKES	3,016	8	—
CEDAR COVE	2,728	5	—
SAINT MARYS COLLEGE	2,200	8	—
CHOPTICON HIGH SCHOOL	1,845	24	—
LEONARDTOWN HIGH SCHOOL	1,750	21	—
WICOMICO SHORES	1,262	18	—
WEBSTER FIELD ANNEX, ST INIGOES (NAVFAC)	1,200	37	—
LEONARDTOWN MIDDLE SCHOOL & FORREST TECH	1,200	22	—
GREENBRIER	1,161	5	—
SPRING RIDGE MIDDLE SCHOOL	1,075	29	—
MARGARET BRENT MIDDLE SCHOOL	1,050	30	—
BRETON BAY	1,012	8	—
LORD CALVERT TRAILER PARK	892	45	—
BRADFORD'S NEISHYAHOOD MARKET	818	2	—
SEVEN ELEVEN # 21067 CHARLOTTE HALL	805	0	—
POINT LOOKOUT STATE PARK NORTH	803	0	—
HUNTING QUARTERS	715	6	—
ROLLING ACRES	699	5	—
PINEY POINT	672	9	Clean
PINEY POINT ELEMENTARY SCHOOL	665	26	—
LETTIE MARSHALL DENT ELEMENTARY	650	28	—
ST. CLEMENTS SHORES	620	7	—
CHARLOTTE HALL	615	10	—
IMMACULATE CONCEPTION ROMAN CATH CHUR	614	5	—
SAINT JOSEPHS CATHOLIC CHURCH	602	0	—
BENJAMIN BANNEKER ELEMENTARY SCHOOL	600	31	—
HOLLYWOOD ELEMENTARY SCHOOL	600	25	—
FORREST FARM SUBDIVISION	577	4	—
LAUREL RIDGE	560	5	—
PERSIMMON HILLS	514	7	—
WILDERNESS RUN	511	9	—
POTOMAC SPEEDWAY	510	3	—
SAINT MARYS FAIRGROUNDS	502	5	—
SACRED HEART CHURCH	502	0	—
SAINT GEORGES CATHOLIC CHURCH	502	0	—
OAKVILLE ELEMENTARY SCHOOL	475	23	Detected
PATUXENT PRESBYTERIAN CHURCH	464	0	—
DYNARD ELEMENTARY SCHOOL	450	19	—
HOLLYWOOD VOLUNTEER FIRE HALL	406	7	—
SEVEN ELEVEN # 20835 MECHANICSVILLE	403	0	—
OUR LADY OF THE WAYSIDE CHURCH	402	7	—
SAINT FRANCIS XAVIER CHURCH	402	1	—
LITTLE FLOWER SCHOOL	380	58	—
MECHANICSVILLE ELEMENTARY	350	22	—
LEONARDTOWN S.H.A./ S.H.A. MAINT.	336	1	—
MOUNT ZION UMC AT LAUREL GROVE	335	7	—
PARK HALL LIQUORS AND DELI	330	0	—