Robinson Twp Muni Auth, PA
Lead detected, under the action levels
Latest 90th-percentile lead: 2.17 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.
Robinson Twp Muni Auth at a glance
Robinson Twp Muni Auth serves about 16,354 people through 5,221 service connections, which makes it a large system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws surface water, in Allegheny County, Pennsylvania. EPA system ID: PA5020045; phone on file: 412-699-0816. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Robinson Twp Muni Auth's lead record
That is down 1.09 ppb from 3.26 ppb in the period ending 2022. The highest 90th-percentile result EPA holds for Robinson Twp Muni Auth is 3.26 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 2.17 ppb |
| 2022 | 3.26 ppb |
| 2019 | 1.64 ppb |
| 2016 | 2 ppb |
How Robinson Twp Muni Auth compares
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. Robinson Twp Muni Auth's 2.17 ppb sits at the 53rd percentile in Pennsylvania and the 74th nationally (higher means more lead).
Other water systems in Allegheny County
36 other systems share Allegheny County; 7 of them have a higher latest lead result than Robinson Twp Muni Auth. 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-Pittsburgh | 686,000 | 4 ppb |
| Pittsburgh Water & Sewer Auth | 520,000 | 2 ppb |
| West View Water Authority | 200,000 | 0 (not detected) |
| Wilkinsburg-Penn Jt Water Auth | 125,000 | 9.78 ppb |
| Hampton Shaler Water Authority | 61,949 | 1.26 ppb |
| Monroeville Municipal Auth | 48,500 | 1.5 ppb |
| Oakmont Water Authority | 39,901 | 0.46 ppb |
| Moon Twp Muni Auth | 38,000 | 1.87 ppb |
| West Cnty Muni Auth-Mckeesport | 32,644 | 0 (not detected) |
| Plum Boro Muni Auth | 27,500 | 3.7 ppb |
Next steps for Pittsburgh, PA
Test your own tap with a certified lab first-draw sample; Pittsburgh, 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 Robinson Twp Muni Auth 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. Why sampled homes are the worst-case ones is in the guide to reading the number. The action level is dropping - the 10 ppb rule from 2027.