Woodbine Water Department, IA
Lead detected, under the action levels
Latest 90th-percentile lead: 4 ppb (monitoring period 2021-2023). 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
Woodbine Water Department serves about 1,625 people through 883 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 Harrison County, Iowa. EPA system ID: IA4388034; phone on file: 712-647-2340. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Woodbine Water Department's lead record
That is up 4 ppb from 0 ppb in the period ending 2020. The highest 90th-percentile result EPA holds for Woodbine Water Department is 4 ppb across 7 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 4 ppb |
| 2020 | 0 (not detected) |
| 2019 | 4 ppb |
| 2018 | 0 (not detected) |
| 2017 | 0 (not detected) |
| 2016 | 0 (not detected) |
| 2016 | 3 ppb |
How Woodbine Water Department 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. Woodbine Water Department's 4 ppb sits at the 85th percentile in Iowa and the 88th nationally (higher means more lead).
Neighbouring systems
10 other systems share Harrison County; 0 of them have a higher latest lead result than Woodbine Water Department. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Missouri Valley Water Supply | 2,678 | 2.9 ppb |
| Logan Water Supply | 1,397 | 2 ppb |
| Dunlap Water Supply | 1,035 | 3 ppb |
| Mondamin Water Supply | 339 | 2.57 ppb |
| Modale Water Supply | 280 | 3 ppb |
| Pisgah Water Supply | 245 | 3.2 ppb |
| Sunnyside Village Mhp Llc | 190 | 0 (not detected) |
| Magnolia, City Of | 188 | 0 (not detected) |
| Little Sioux Water Department | 150 | 3 ppb |
| Valley View Water Association | 65 | 3.8 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Woodbine, 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 Woodbine Water Department whether it covers that cost before hiring anyone - many utilities now do. Its latest copper 90th percentile is 2000 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. Systems that went over once often dip back under; here is what that means.