Orange City Municipal Water Department, IA
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2022-2024). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. The latest 90th-percentile result was reported as 0 (not detected at the lab's limit). That says the sampled homes were low, not that your home has no lead service line. Check your utility's service line inventory for your address.
Orange City Municipal Water Department at a glance
Orange City Municipal Water Department serves about 6,267 people through 2,273 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 Sioux County, Iowa. EPA system ID: IA8474097; phone on file: 712-707-4965. They can tell you what your service line is made of and whether they pay to replace it.
Every lead result on file
That is down 1.4 ppb from 1.4 ppb in the period ending 2021. The highest 90th-percentile result EPA holds for Orange City Municipal Water Department is 1.4 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 0 (not detected) |
| 2021 | 1.4 ppb |
| 2018 | 0.6 ppb |
How Orange City Municipal 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. Orange City Municipal Water Department's reported as 0 (not detected) sits at the 29th percentile in Iowa and the 36th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Other water systems in Sioux County
14 other systems share Sioux County; 13 of them have a higher latest lead result than Orange City Municipal Water Department. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Sioux Center Municipal Water Department | 8,231 | 4.4 ppb |
| Southern Sioux County Rural Water | 5,420 | 2.1 ppb |
| Rock Valley Water Supply | 4,059 | 2 ppb |
| Rural Water System #1 | 3,428 | 1.2 ppb |
| Hawarden Water Supply | 2,700 | 0 (not detected) |
| Hull Water Supply | 2,384 | 1.8 ppb |
| Rock Valley Rural Water District | 2,250 | 2.4 ppb |
| Alton Municipal Water Department | 1,248 | 0.87 ppb |
| Hospers Municipal Water Dept | 718 | 6.1 ppb |
| Boyden Municipal Water Supply | 709 | 2.2 ppb |
What to do in your house
Look up your address in Orange City Municipal Water Department's service line inventory. If it says lead, galvanized or unknown, test your tap. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask Orange City Municipal Water Department 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. A zero today does not rule out a jump later - the rules are tightening in 2027.