Plymouth Vlg Water And Sewer, NH
Lead detected, under the action levels
Latest 90th-percentile lead: 2 ppb (monitoring period 2018-2020). 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.
About Plymouth Vlg Water And Sewer
Plymouth Vlg Water And Sewer serves about 6,700 people through 1,180 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 groundwater, in Grafton County, New Hampshire. EPA system ID: NH1941010. Ask the utility on your bill for your address in their service line inventory.
Lead results over time
Against the period ending 2019 (2 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Plymouth Vlg Water And Sewer is 3 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2020 | 2 ppb |
| 2019 | 2 ppb |
| 2017 | 3 ppb |
Where this result ranks
Of the 124 New Hampshire systems with a lead result, the median latest reading is 16 ppb; 62 are over 15 ppb right now and 64 have gone over at some point. Plymouth Vlg Water And Sewer's 2 ppb sits at the 33rd percentile in New Hampshire and the 73rd nationally (higher means more lead).
Neighbouring systems
68 other systems share Grafton County; 12 of them have a higher latest lead result than Plymouth Vlg Water And Sewer. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Lebanon Water Dept | 13,600 | 2 ppb |
| Hanover Water Dept | 9,600 | 0 (not detected) |
| Littleton Water And Light | 6,500 | 8 ppb |
| Bristol Water Works | 3,575 | 5 ppb |
| Lincoln Water Works | 3,300 | 7 ppb |
| Waterville Valley Water Dist | 3,150 | - |
| Woodstock Water Dept | 2,950 | - |
| Woodsville Water And Light | 1,950 | - |
| Bethlehem Village Dist | 1,750 | - |
| Ashland Water Dept | 1,525 | - |
Next steps for Plymouth, NH
Test your own tap with a certified lab first-draw sample; Plymouth, NH 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 Plymouth Vlg Water And Sewer 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.