New Wilmington Boro Water Dept, PA
Lead detected, under the action levels
Latest 90th-percentile lead: 0.95 ppb (monitoring period 2025-2025). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. Lead was measured in sampled homes but the 90th percentile is under both action levels. EPA's health goal for lead is zero, so test your own tap if your home was built before 1986 or anyone in it is pregnant or a young child.
Who runs the water here
New Wilmington Boro Water Dept serves about 4,500 people through 696 service connections, which makes it a medium-sized system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws surface water, in Lawrence County, Pennsylvania. EPA system ID: PA6370035; phone on file: 724-946-8167. They can tell you what your service line is made of and whether they pay to replace it.
Every lead result on file
That is down 1.35 ppb from 2.3 ppb in the period ending 2022. The highest 90th-percentile result EPA holds for New Wilmington Boro Water Dept is 2.3 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0.95 ppb |
| 2022 | 2.3 ppb |
| 2019 | 0 (not detected) |
| 2016 | 2.2 ppb |
Where this result ranks
Of the 516 Pennsylvania systems with a lead result, the median latest reading is 2 ppb; 143 are over 15 ppb right now and 156 have gone over at some point. New Wilmington Boro Water Dept's 0.95 ppb sits at the 30th percentile in Pennsylvania and the 50th nationally (higher means more lead).
Neighbouring systems
15 other systems share Lawrence County; 2 of them have a higher latest lead result than New Wilmington Boro Water Dept. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Pa Amer Water Co New Castle | 43,279 | 2 ppb |
| Pa Amer Water Co Ellwood Cty | 17,200 | 2 ppb |
| Bessemer Borough Water Dept | 1,100 | - |
| Mahoning Township | 1,032 | - |
| Borough Of Wampum Water Dept | 832 | - |
| Volant Borough Water Dept | 120 | - |
| Cedar Acres Mobile Home Park | 95 | - |
| New Castle Estates | 80 | - |
| Eastbrook Apartments | 75 | - |
| Woodmere Estates | 61 | - |
Your move
Test your own tap with a certified lab first-draw sample; New Wilmington, 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 New Wilmington Boro Water Dept 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. The lead result guide covers how utilities pick the homes they sample. Size matters more than most people expect: small vs large water systems.