Elkhart Water Supply, IA
Exceeded the action level in the past
Latest 90th-percentile lead: 1 ppb (monitoring period 2026-2026). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. The latest result is under the action level, but this system has gone over 15 ppb before. Lead comes from pipes, not the source water, so a home with a lead service line can still be exposed. Test your own tap.
Elkhart Water Supply at a glance
Elkhart Water Supply serves about 882 people through 423 service connections, which makes it a small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Polk County, Iowa. EPA system ID: IA7730012; phone on file: 515-289-2345. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Every lead result on file
Against the period ending 2023 (1.6 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Elkhart Water Supply is 15.4 ppb across 7 monitoring periods, 1 of them over the 15 ppb action level.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 1 ppb |
| 2023 | 1.6 ppb |
| 2020 | 15.4 ppb over 15 |
| 2019 | 2.3 ppb |
| 2018 | 3 ppb |
| 2018 | 1.5 ppb |
| 2017 | 3.3 ppb |
How Elkhart Water Supply compares
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. Elkhart Water Supply's 1 ppb sits at the 43rd percentile in Iowa and the 53rd nationally (higher means more lead).
Nearby utilities
34 other systems share Polk County; 7 of them have a higher latest lead result than Elkhart Water Supply. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Des Moines Water Works | 246,055 | 0 (not detected) |
| Ankeny, City Of | 76,207 | 0 (not detected) |
| Urbandale Water Utility | 45,605 | 0 (not detected) |
| Johnston Municipal Water Supply | 24,897 | 0 (not detected) |
| Altoona Water Supply | 22,436 | 5.6 ppb |
| Clive Water Department | 20,277 | 0 (not detected) |
| Grimes Water Supply | 17,997 | 0 (not detected) |
| Bondurant Muni Water Supply | 9,393 | 1.3 ppb |
| Southeast Polk Rwd | 7,565 | 0 (not detected) |
| Polk City Water Supply | 6,533 | 1.3 ppb |
What to do in your house
Test your own tap with a certified lab first-draw sample; Ankeny, 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 Elkhart Water Supply whether it covers that cost before hiring anyone - many utilities now do. Its latest copper 90th percentile is 1380 ppb (copper action level 1,300 ppb).
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. More in what a past exceedance means today.