Water Systems Serving Zip Code 20657
Not sure which system is yours? Most residents in ZIP 20657 are likely served by Chesapeake Ranch Estates (population served: 9,500). Check your water bill for your provider name if you're unsure.
Direct EPA ZIP Matches
19 active water systems have this ZIP in EPA records.
| Water system | Serves | Source | Violations | What kind |
|---|---|---|---|---|
| Cove Point Lng, LP | 217 | Groundwater | 4 | 3 over limit |
| East John Youth Center | 50 | Groundwater | 3 | 2 over limit |
| Middleham and St Peters Parish | 155 | Groundwater | 2 | 2 over limit |
| Pine Trailer Park | 65 | Groundwater | 14 | |
| Ship's Point Business Park LLC | 44 | Groundwater | 4 | |
| Shepherd of the Bay Lutheran Church | 81 | Groundwater | 1 | 1 over limit |
| Calvert Cliffs Nuclear - Protected Area | 482 | Groundwater | 10 | |
| Calvert Cliffs Nuclear - Office Building | 362 | Groundwater | 10 | |
| Chesapeake Ranch Estates | 9,500 | Groundwater | 1 | |
| Southern Calvert Baptist Church | 480 | Groundwater | 0 | none on record |
| St Paul Um Church | 134 | Groundwater | 0 | none on record |
| Frying Pan Restaurant | 129 | Groundwater | 0 | none on record |
| Flag Pond Nature Center | 108 | Groundwater | 0 | none on record |
| Calvary Bible Church | 103 | Groundwater | 0 | none on record |
| Mimis Station (Cjs Food Store) | 100 | Groundwater | 0 | none on record |
| White Sands Restaurant | 100 | Groundwater | 0 | none on record |
| Harvest Fellowship Church | 89 | Groundwater | 0 | none on record |
| Tidewater Dental | 60 | Groundwater | 0 | none on record |
| American Legion Post # 274 | 34 | Groundwater | 0 | none on record |