Conewago Valley Mhp, PA
No lead results on file with EPA
Latest 90th-percentile lead: no result on file. The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. EPA's database has no Lead and Copper Rule results for this system. Without them there is nothing to go on, so a tap test is the only way to know.
Conewago Valley Mhp at a glance
Conewago Valley Mhp serves about 225 people through 135 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in York County, Pennsylvania. EPA system ID: PA7670021; phone on file: 717-938-5359. They can tell you what your service line is made of and whether they pay to replace it.
Other water systems in York County
43 other systems share York County. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| York Water Co | 206,762 | 3 ppb |
| Hanover Muni Water Works | 40,900 | 2 ppb |
| Dover Twp Water Sys | 21,097 | 4.9 ppb |
| Red Lion Municipal Authority | 15,882 | 1 ppb |
| Dallastown Yoe Water Auth | 12,300 | 0 (not detected) |
| West Manchester Twp Auth | 9,960 | 2 ppb |
| Dillsburg Area Authority | 8,962 | 0 (not detected) |
| Veolia Newberry System | 6,480 | 0 (not detected) |
| Stewartstown Boro Water Auth | 5,206 | 0 (not detected) |
| Shrewsbury Borough | 4,727 | 2 ppb |
Next steps for Dover, PA
Test your own tap with a certified lab first-draw sample; Dover, PA may offer free or low-cost kits through the utility. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask Conewago Valley Mhp whether it covers that cost before hiring anyone - many utilities now do.
These figures describe homes the utility sampled, not your tap. Only your service line record or a test of your own water answers the question for your house. What a 90th-percentile result does and does not tell you: how to read a lead result. Size matters more than most people expect: small vs large water systems.