Belfield City Of, ND
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (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. 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.
About Belfield City Of
Belfield City Of serves about 1,013 people through 609 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 surface water, in Stark County, North Dakota. EPA system ID: ND4500065; phone on file: 701-575-4235. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Belfield City Of'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 Belfield City Of is 0 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0 (not detected) |
| 2022 | 0 (not detected) |
| 2019 | 0 (not detected) |
| 2016 | 0 (not detected) |
Against other North Dakota systems
Of the 300 North Dakota systems with a lead result, the median latest reading is 0.91 ppb; 3 are over 15 ppb right now and 20 have gone over at some point. Belfield City Of's reported as 0 (not detected) sits at the 30th percentile in North Dakota and the 27th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Nearby utilities
6 other systems share Stark County; 1 of them has a higher latest lead result than Belfield City Of. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Dickinson City Of | 25,679 | 5.29 ppb |
| Southwest Water Authority | 8,537 | 0 (not detected) |
| Richardton City Of | 529 | 0 (not detected) |
| South Heart City Of | 301 | 0 (not detected) |
| Gladstone City Of | 239 | 0 (not detected) |
| Taylor City Of | 148 | 0 (not detected) |
What to do in your house
Look up your address in Belfield City Of'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 Belfield City Of 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. Small systems behave differently: why small systems go over more often.