Xenia Rwd (Boone), IA
Lead detected, under the action levels
Latest 90th-percentile lead: 0.6 ppb (monitoring period 2023-2025). 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
Xenia Rwd (Boone) serves about 4,975 people through 1,990 service connections, which makes it a medium-sized system under EPA's size classes. It is privately owned and draws surface water, in Boone County, Iowa. EPA system ID: IA0844006; phone on file: 515-676-2117. They can tell you what your service line is made of and whether they pay to replace it.
Xenia Rwd (Boone)'s lead record
Against the period ending 2022 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Xenia Rwd (Boone) is 1.9 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0.6 ppb |
| 2022 | 0 (not detected) |
| 2019 | 1.9 ppb |
| 2016 | 1.8 ppb |
Where this result ranks
Of the 1,066 Iowa systems with a lead result, the median latest reading is 1.4 ppb; 4 are over 15 ppb right now and 36 have gone over at some point. Xenia Rwd (Boone)'s 0.6 ppb sits at the 35th percentile in Iowa and the 45th nationally (higher means more lead).
Other water systems in Boone County
10 other systems share Boone County; 5 of them have a higher latest lead result than Xenia Rwd (Boone). If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Boone Water Works | 12,704 | 3 ppb |
| Madrid Water Department | 3,090 | 0 (not detected) |
| Ogden Municipal Utilities | 2,419 | 3 ppb |
| Xenia Rwd (Madrid) | 1,635 | 0.5 ppb |
| Woodward Resource Center | 700 | 0 (not detected) |
| Coal Valley Water District | 240 | 8 ppb |
| Logansport Water System | 190 | 0 (not detected) |
| Pilot Mound Water System | 176 | 5 ppb |
| Benefit Water District #2 | 100 | 2 ppb |
| Sunrise Mhc | 95 | 0 (not detected) |
Your move
Test your own tap with a certified lab first-draw sample; Bouton, IA 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 Xenia Rwd (Boone) 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. The action level is dropping - the 10 ppb rule from 2027.