Water Systems Serving Zip Code 20861
Not sure which system is yours? Most residents in ZIP 20861 are likely served by Washington Suburban Sanitary Commission (population served: 1,900,000). Check your water bill for your provider name if you're unsure.
Direct EPA ZIP Matches
1 active water systems have this ZIP in EPA records.
| Water system | Serves | Source | Violations | What kind |
|---|---|---|---|---|
| Mater Amoris Montessori School | 155 | Groundwater | 4 |
Broader Ashton, Maryland Matches
EPA often omits served ZIP codes for large utilities. These systems are tied to Ashton, Maryland based on this ZIP code's city or county.
| Water system | Serves | Source | Violations | What kind |
|---|---|---|---|---|
| Washington Suburban Sanitary Commission | 1,900,000 | Surface Water | 0 | none on record |
| Town of Poolesville | 6,005 | Groundwater Under Influence | 5 | |
| Fairland Crossing Apartments | 1,248 | Surface Water Purchased | 0 | none on record |
| Adventist Healthcare Shady Grove Med Ctr | 2,100 | Surface Water Purchased | 0 | none on record |
| National Institutes of Health | 1,100 | Surface Water Purchased | 0 | none on record |
| Glenstone Foundation | 537 | Groundwater | 3 | |
| Dickerson Market | 510 | Groundwater | 0 | none on record |
| Darnestown Swim and Raquet Club | 470 | Groundwater | 0 | none on record |
| The Barnesville School | 440 | Groundwater | 5 | |
| Smokey Glen Farm - Picnic Pavillion | 400 | Groundwater | 4 | 3 over limit |
| Smokey Glen Farm - Grove Area | 400 | Groundwater | 1 | |
| Monocacy Elementary School | 351 | Groundwater | 6 | |
| Comus Inn | 256 | Groundwater | 2 | |
| Laytonsville Golf Course - Clubhouse | 200 | Groundwater | 2 | |
| Old Anglers Inn | 200 | Groundwater | 2 | |
| Little Bennett Golf Course-Clubhouse | 200 | Groundwater | 1 | |
| Montgomery Country Club | 200 | Groundwater | 0 | none on record |
| Boyds Presb and Elf School, Camp Sunshine | 180 | Groundwater | 3 | |
| Brooke Grove Retirement Village | 170 | Surface Water Purchased | 0 | none on record |
| Butler School | 169 | Groundwater | 2 | 1 over limit |
| N.I.H. Animal Center | 150 | Groundwater | 9 | |
| Glenvilah Center I [12944 A-E] | 138 | Groundwater | 3 | 3 over limit |
| T.W. Enterprize and Texs Carryout | 138 | Groundwater | 2 | |
| Ruppert Landscape | 119 | Groundwater | 5 | |
| Empire Cafe | 105 | Groundwater | 6 | |
| Bretton Woods Recreation Center | 100 | Groundwater | 2 | |
| Sunshine General Store | 100 | Groundwater | 33 | |
| Tri-County Baptist Church | 100 | Groundwater | 1 | |
| Potomac Swim and Tennis | 100 | Groundwater | 0 | none on record |
| Glenvilah Center II [12948 A-F] | 93 | Groundwater | 4 | |
| Camp Bennett Lodge [Union Mission] | 80 | Groundwater | 1 | |
| Camp Bennett Office/[Union Mission] | 80 | Groundwater | 1 | |
| Cedar Grove Beer and Wine | 80 | Groundwater | 0 | none on record |
| Etchison Country Store | 80 | Groundwater | 0 | none on record |
| Pleasants Excavation Co., Inc. | 75 | Groundwater | 7 | 2 over limit |
| Denise Bakery | 70 | Groundwater | 0 | none on record |
| Montgomery Co Resource Recovery Facility | 64 | Groundwater | 1 | |
| Seneca Academy & the Circle School | 60 | Groundwater | 6 | |
| C.S.A.A.C. - Brookeville School Campus | 60 | Groundwater | 4 | |
| Little Bennett - Driving Range | 50 | Groundwater | 1 | |
| Glenvilah Center III [12960 - 12964] | 50 | Groundwater | 0 | none on record |
| St. Marys Church | 50 | Groundwater | 0 | none on record |
| Poolesville Public Golf Club | 40 | Groundwater | 2 | |
| Dayspring Church - Wellspring Well | 37 | Groundwater | 0 | none on record |
| Neutron Products, Inc. | 35 | Groundwater | 8 | |
| Camp Waredaca | 34 | Groundwater | 0 | none on record |
| Our House Job Training Center for Youth | 30 | Groundwater | 15 | |
| Bar T Ranch | 25 | Groundwater | 18 | |
| Four Streams LLC | 25 | Groundwater | 0 | none on record |
| Moms Organic Market | 25 | Surface Water Purchased | 0 | none on record |