Maryland Water Quality
461 water systems serving 5,523,173 people. 4,731 total violations on record.
Safety Grade Distribution
A
166
36%
B
60
13%
C
214
46%
D
19
4%
F
2
0%
461
Water Systems
5,523,173
Population Served
4,731
Total Violations
456
Health-Based
Most Contaminated Systems
CITY OF HAVRE DE GRACE
14,000 served78 violations71 recent
D
AMELANO MANOR
36 served119 violations56 recent
C
TOWN OF PERRYVILLE
4,413 served63 violations42 recent
D
THUNDERBIRD MOTEL
60 served61 violations40 recent
C
TAYLORS MOBILE HOME PARK
27 served47 violations35 recent
C
CITY OF ROCKVILLE
52,000 served36 violations33 recent
C
EL RANCHO MOBILE HOME PARK
86 served37 violations30 recent
C
TRANQUILITY AT FREDERICKTOWNE
105 served28 violations28 recent
D
CITY OF BALTIMORE
1,600,000 served48 violations25 recent
D
THUNDERBIRD APARTMENTS
40 served39 violations24 recent
C
Cleanest Water Systems
WASHINGTON SUBURBAN SANITARY COMMISSION
1,900,000 served0 violations
A
CITY OF HAGERSTOWN
92,200 served1 violations
A
FORT GEORGE G. MEADE
62,234 served1 violations
A
CITY OF FREDERICK
54,000 served2 violations
A
CITY OF WESTMINSTER
35,256 served8 violations
A
CITY OF CUMBERLAND
27,039 served2 violations
A
CITY OF ABERDEEN
18,006 served4 violations
A
EASTON UTILITIES
17,357 served3 violations
A
CITY OF CAMBRIDGE WATER
15,000 served1 violations
A
CHAPEL HILL - ABERDEEN PROVING GROUNDS
15,000 served2 violations
A
Largest Water Systems in Maryland
| Water System | Grade | Population | Violations |
|---|---|---|---|
| WASHINGTON SUBURBAN SANITARY COMMISSION | A | 1,900,000 | 0 |
| CITY OF BALTIMORE | D | 1,600,000 | 48 |
| GLEN BURNIE-BROADNECK | C | 290,606 | 28 |
| HOWARD COUNTY D.P.W. DISTRIBUTION | B | 286,158 | 4 |
| HARFORD COUNTY D.P.W. | C | 104,567 | 9 |
| CITY OF HAGERSTOWN | A | 92,200 | 1 |
| WALDORF - CHARLES COUNTY DPW | C | 84,296 | 11 |
| NEW DESIGN - FREDERICK COUNTY | C | 74,911 | 15 |
| CROFTON-ODENTON | B | 62,986 | 2 |
| FORT GEORGE G. MEADE | A | 62,234 | 1 |
| CITY OF FREDERICK | A | 54,000 | 2 |
| CITY OF ROCKVILLE | C | 52,000 | 36 |
| LEXINGTON PARK | C | 43,030 | 10 |
| CITY OF WESTMINSTER | A | 35,256 | 8 |
| CITY OF ANNAPOLIS | C | 35,000 | 4 |
| CITY OF SALISBURY | B | 30,343 | 3 |
| TOWN OF OCEAN CITY | C | 30,000 | 9 |
| CITY OF CUMBERLAND | A | 27,039 | 2 |
| CITY OF BOWIE | C | 25,000 | 3 |
| FREEDOM DISTRICT | C | 24,867 | 16 |
Contaminants in Maryland
Cities in Maryland
LAUREL(1)BALTIMORE(7)MILLERSVILLE(14)COLUMBIA(2)FREDERICK(19)LA PLATA(19)ABINGDON(1)HAGERSTOWN(6)WESTMINSTER(6)FORT MEADE(1)CALIFORNIA(28)ANNAPOLIS(4)CUMBERLAND(5)ABERDEEN(2)SALISBURY(8)OCEAN CITY(4)BOWIE(1)BERLIN(10)PATUXENT RIVER(1)ELKTON(5)EASTON(2)CAMBRIDGE(3)HAVRE DE GRACE(3)PRINCE FREDERICK(17)HOPEWELL(1)STEVENSVILLE(8)MOUNT AIRY(3)NORTH EAST(3)LUSBY(2)INDIAN HEAD(5)DUNKIRK(5)NEWARK(9)CHESTERTOWN(7)WALKERSVILLE(1)BRUNSWICK(1)TANEYTOWN(1)HAMPSTEAD(1)FRUITLAND(5)OAKLAND(7)THURMONT(1)POOLESVILLE(1)MOUNTAIN LAKE PARK(3)LAVALE(1)BEL AIR(1)LEONARDTOWN(2)LONACONING(2)DELMAR(5)CHESAPEAKE BEACH(1)MANCHESTER(1)DENTON(3)BOONSBORO(3)PERRYVILLE(3)MIDDLETOWN(2)EMMITSBURG(2)WILLIAMSPORT(4)POCOMOKE CITY(1)PRINCESS ANNE(2)WILLARDS(1)SMITHSBURG(2)WALDORF(18)CENTREVILLE(1)NORTH BEACH(1)CHRISFIELD(1)LOTHIAN(5)ST MICHAELS(1)FEDERALSBURG(3)SEVERN(2)SNOW HILL(1)WESTERNPORT(1)HURLOCK(1)ST. LEONARD(1)PERRY POINT(1)SYKESVILLE(2)HANCOCK(1)GREENSBORO(2)RIDGELY(2)ROCK HALL(1)NEW WINDSOR(1)MYERSVILLE(1)PITTSVILLE(1)PORT REPUBLIC(1)TIMONIUM(2)FUNKSTOWN(1)SILVER SPRING(1)SHERWOOD FOREST(1)PORT DEPOSIT(7)JESSUP(3)HEBRON(1)UNION BRIDGE(1)FARMINGTON HILLS(3)LEXINGTON PARK(1)GRANTSVILLE(1)WOODSBORO(1)TYSONS(2)GLEN ARM(2)OXFORD(2)BRANDYWINE(1)PRESTON(1)QUEENSTOWN(1)ST. MICHAELS(1)