Riverside Water District, MA
Lead detected, under the action levels
Latest 90th-percentile lead: 6.5 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.
Riverside Water District at a glance
Riverside Water District serves about 341 people through 113 service connections, which makes it a very small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws surface water, in Franklin County, Massachusetts. EPA system ID: MA1106000; phone on file: 4138638492. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Lead results over time
That is up 5.35 ppb from 1.15 ppb in the period ending 2022. The highest 90th-percentile result EPA holds for Riverside Water District is 6.5 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 6.5 ppb |
| 2022 | 1.15 ppb |
| 2021 | 1.03 ppb |
| 2017 | 1.1 ppb |
How Riverside Water District compares
Of the 535 Massachusetts systems with a lead result, the median latest reading is 1.7 ppb; 13 are over 15 ppb right now and 66 have gone over at some point. Riverside Water District's 6.5 ppb sits at the 90th percentile in Massachusetts and the 94th nationally (higher means more lead).
Nearby utilities
24 other systems share Franklin County; 3 of them have a higher latest lead result than Riverside Water District. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Greenfield Water Department | 17,768 | 3.32 ppb |
| Turners Falls Water Dept | 8,080 | 1.9 ppb |
| Orange Water Dept | 6,526 | 2.6 ppb |
| South Deerfield Water Supply District | 3,800 | 3 ppb |
| Sunderland Water District | 3,190 | 3.9 ppb |
| Shelburne Falls Fire District | 1,806 | 2.8 ppb |
| Bernardston Fire Water Dist | 1,471 | 1.3 ppb |
| Deerfield Fire District | 1,300 | 1.4 ppb |
| Whately Water Department | 900 | 1.5 ppb |
| Northfield Water District | 800 | 0 (not detected) |
Next steps for Gill, MA
Test your own tap with a certified lab first-draw sample; Gill, MA 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 Riverside Water District 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. Systems that went over once often dip back under; here is what that means.