Water Systems Serving Zip Code 21009
Not sure which system is yours? Most residents in ZIP 21009 are likely served by Harford County D.P.W. (population served: 104,567). Check your water bill for your provider name if you're unsure.
Direct EPA ZIP Matches
3 active water systems have this ZIP in EPA records.
| Water system | Serves | Source | Violations | What kind |
|---|---|---|---|---|
| Cornerstone Community Church of Joppa | 120 | Groundwater | 6 | |
| Harford County D.P.W. | 104,567 | Surface Water | 4 | |
| Bay Breeze State Park | 28 | Groundwater | 0 | none on record |