We found 125 public water systems that could serve the same population as Bar T Ranch (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Washington Suburban Sanitary Commission | County of Montgomery | 1,800,000 | 47 | 2 |
| City Of Rockville | Rockville | 46,500 | 39 | 72 |
| Rockville Filtration Plant | County of Montgomery | 40,000 | 0 | 0 |
| Town Of Poolesville | County of Montgomery | 5,400 | 0 | 43 |
| Lyons Creek Mobile Home Estate | County of Montgomery | 750 | 0 | 0 |
| Dickerson Market | County of Montgomery | 510 | 0 | 5 |
| Poolesville-commissioners | County of Montgomery | 500 | 0 | 0 |
| Darnestown Swim And Raquet Club | County of Montgomery | 470 | 0 | 3 |
| Smokey Glen Farm - Picnic Pavillion | County of Montgomery | 400 | 0 | 2 |
| Smokey Glen Farm- Grove Area | County of Montgomery | 400 | 0 | 0 |
| Hendricks Water Co | County of Montgomery | 400 | 0 | 0 |
| Monocacy Elementary School | County of Montgomery | 351 | 0 | 13 |
| Potomac Util Poto Vista | Bryans Rd | 350 | 0 | 0 |
| Norbeck Country Club | County of Montgomery | 300 | 0 | 0 |
| Barrie Day School | Silver Spring | 285 | 0 | 0 |
| Comus Inn | County of Montgomery | 256 | 0 | 3 |
| The Barnesville School | County of Montgomery | 250 | 0 | 22 |
| Montgomery Country Club | County of Montgomery | 200 | 0 | 2 |
| Little Bennett Golf Course-clubhouse | County of Montgomery | 200 | 0 | 6 |
| Laytonsville Golf Course- Clubhouse | County of Montgomery | 200 | 0 | 12 |
| Old Anglers Inn | County of Montgomery | 200 | 0 | 1 |
| Camp Potomac | County of Montgomery | 200 | 0 | 0 |
| Boyds Presb And Elf School,camp Sunshine | County of Montgomery | 180 | 0 | 4 |
| Butler School | County of Montgomery | 169 | 0 | 15 |
| Mater Amoris Montessori School | County of Montgomery | 155 | 0 | 8 |
| N.i.h. Animal Center | County of Montgomery | 150 | 0 | 6 |
| Puritan Christian School | County of Montgomery | 150 | 0 | 0 |
| New Hope Presbyterian Church | County of Montgomery | 145 | 0 | 3 |
| T.w. Enterprize And Texs Carryout | County of Montgomery | 138 | 0 | 14 |
| Glenvilah Center I [12944 A-e] | County of Montgomery | 138 | 0 | 3 |
| Dickerson Generating Station | County of Montgomery | 132 | 0 | 75 |
| Brooke Grove Rehab & Nursing Center | Olney | 120 | 0 | 0 |
| Toby Town | County of Montgomery | 120 | 0 | 0 |
| Ruppert Landscape | County of Montgomery | 119 | 0 | 0 |
| Whites Ferry Store | County of Montgomery | 115 | 0 | 0 |
| Empire Cafe | County of Montgomery | 105 | 0 | 0 |
| Tricounty Baptist Church | County of Montgomery | 100 | 0 | 0 |
| Sunshine General Store | County of Montgomery | 100 | 0 | 0 |
| Bretton Woods Recreation Center | County of Montgomery | 100 | 0 | 0 |
| Childrens Center Of Damascus, Inc. | County of Montgomery | 100 | 0 | 0 |
| Potomac Swim And Tennis | County of Montgomery | 100 | 0 | 0 |
| Camp Kiwanis | County of Montgomery | 100 | 0 | 0 |
| Waters Landing Golf Park | Gaithersburg | 100 | 0 | 0 |
| Edward Taylor Learning Center | Boyds | 100 | 0 | 0 |
| Circle School | Darnestown | 100 | 0 | 0 |
| Ross Boddy Community Cntr(i/c 0150005) | County of Montgomery | 100 | 0 | 0 |
| Camp Friendship | Columbia | 100 | 0 | 0 |
| Brooke Grove Foundation | County of Montgomery | 97 | 0 | 0 |
| Glenvilah Center Ii [12948 A-f] | County of Montgomery | 93 | 0 | 0 |
| Hadley Acres Elementary | Gaithersburg | 87 | 0 | 0 |
| Etchison Country Store | County of Montgomery | 80 | 0 | 0 |
| Cedar Grove Beer And Wine | County of Montgomery | 80 | 0 | 0 |
| Camp Bennett Office/[union Mission] | County of Montgomery | 80 | 0 | 0 |
| Camp Bennett Lodge [union Mission] | County of Montgomery | 80 | 0 | 0 |
| Pleasants Excavation Co., Inc. | County of Montgomery | 75 | 0 | 0 |
| Staubs Inn | County of Montgomery | 75 | 0 | 0 |
| Hyattstown Deli | County of Montgomery | 70 | 0 | 0 |
| Columbia Cc Golf Satellite Bldg | County of Montgomery | 70 | 0 | 0 |
| Montgomery Co Resource Recovery Facility | County of Montgomery | 64 | 0 | 0 |
| Seneca Academy & The Circle School | County of Montgomery | 60 | 0 | 0 |
| C.s.a.a.c. - Brookeville School Campus | County of Montgomery | 60 | 0 | 0 |
| Trotters Glen Golf Club | Olney | 60 | 0 | 0 |
| St. Marys Church | County of Montgomery | 50 | 0 | 0 |
| Glenvilah Center Iii [12960- 12964] | County of Montgomery | 50 | 0 | 0 |
| Little Bennett- Driving Range | County of Montgomery | 50 | 0 | 0 |
| Mater Dei School | Bethesda | 50 | 0 | 0 |
| Puritan Christian School | Laytonsville | 50 | 0 | 0 |
| Seneca Boys Home | Poolesville | 50 | 0 | 0 |
| Poolesville Public Golf Club | County of Montgomery | 40 | 0 | 0 |
| Sharon Nursing Home | County of Montgomery | 40 | 0 | 0 |
| Dayspring Church - Wellspring Well | County of Montgomery | 37 | 0 | 0 |
| Neutron Products, Inc. | County of Montgomery | 35 | 0 | 0 |
| Kingsely Wilderness | County of Montgomery | 35 | 0 | 0 |
| Camp Waredaca | County of Montgomery | 34 | 0 | 0 |
| Our House Job Training Center For Youth | County of Montgomery | 30 | 0 | 0 |
| Camp Brighton Woods (girl Scouts Nation) | County of Montgomery | 30 | 0 | 0 |
| Carderock Anchorage | Bethesda | 30 | 0 | 0 |
| Four Streams Llc | County of Montgomery | 25 | 0 | 0 |
| Sugarloaf Mountain Market | County of Montgomery | 25 | 0 | 0 |
| Sylvia's Place | County of Montgomery | 25 | 0 | 0 |
| Valley Mill Camp | County of Montgomery | 25 | 0 | 0 |
| Great Meadows Day Camp | County of Montgomery | 25 | 0 | 0 |
| Izaak Walton League - Camp Akela | County of Montgomery | 25 | 0 | 0 |
| Home Cove | County of Montgomery | 25 | 0 | 0 |
| Pete's Place | County of Montgomery | 25 | 0 | 0 |
| Woodlawn Manor | County of Montgomery | 25 | 0 | 0 |
| Little Bennett Camp - Store | County of Montgomery | 25 | 0 | 0 |
| Dayspring Retreat - Inn And Lodge | County of Montgomery | 25 | 0 | 0 |
| Dayspring Retreat - Camp Pavillion | County of Montgomery | 25 | 0 | 0 |
| Pistachio's - Connected To 1150043 | County of Montgomery | 25 | 0 | 0 |
| Four County Day Care | Damascus | 25 | 0 | 0 |
| Great Meadow Day Camp | Damascus | 25 | 0 | 0 |
| Great Times Day Care | Gaithersburg | 25 | 0 | 0 |
| Landon School | Bethesda | 25 | 0 | 0 |
| Genstar/boyds Concrete | Boyed | 25 | 0 | 0 |
| Ketler Boys Hame | Poolesville | 25 | 0 | 0 |
| Brook Grove Health Center | Olney | 25 | 0 | 0 |
| Boyds Market | County of Montgomery | 25 | 0 | 0 |
| Georges Tavern (connect To Pws) | County of Montgomery | 25 | 0 | 0 |
| Iskon Church | County of Montgomery | 25 | 0 | 0 |
| Laytonsville Fire Dept. 2 | County of Montgomery | 25 | 0 | 0 |
| Montgomery United Meth. Churc | County of Montgomery | 25 | 0 | 0 |
| Montgomery Comm. Church 1 | County of Montgomery | 25 | 0 | 0 |
| National Capital Skeet And Trap Club | County of Montgomery | 25 | 0 | 0 |
| Pooles General Store | Silver Spring | 25 | 0 | 0 |
| Red Door Store | Silver Spring | 25 | 0 | 0 |
| Refuge Church Of Christ | County of Montgomery | 25 | 0 | 0 |
| Teresa's Kitchen | County of Montgomery | 25 | 0 | 0 |
| Tobytown Comm. Ctr. | County of Montgomery | 25 | 0 | 0 |
| Layman's Stop & Shop | County of Montgomery | 25 | 0 | 0 |
| Northwest Park Golf | County of Montgomery | 25 | 0 | 0 |
| Owens Park Recreation Center | Silver Spring | 25 | 0 | 0 |
| Izaak Walton League | County of Montgomery | 25 | 0 | 0 |
| Izaak Walton League | County of Montgomery | 25 | 0 | 0 |
| Harkaway Farm Camp | County of Montgomery | 25 | 0 | 0 |
| Garden Gate Landscaping | County of Montgomery | 25 | 0 | 0 |
| Hyattstown Vfd | County of Montgomery | 25 | 0 | 0 |
| Police Fire Arms Training Range | County of Montgomery | 25 | 0 | 0 |
| Rattle Wood Golf Course - Maint. Bldg. | County of Montgomery | 25 | 0 | 0 |
| Upper Montgomery V.f.d. | County of Montgomery | 25 | 0 | 0 |
| Tobytown | Toby Town | 0 | 0 | 0 |
| Dayspring Church - Jacobs(i/c 1151010) | Germantown | 0 | 0 | 0 |
| Laytonsville Elementary (i/c 0150005) | Rockville | 0 | 0 | 0 |
| Laytons Village Shopping Ctr (md0150005) | County of Montgomery | 0 | 0 | 0 |
| Stadler Nursery (i/c 0150005) | Laytonsville | 0 | 0 | 0 |