Portal 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.
Portal City Of at a glance
Portal City Of serves about 126 people through 110 service connections, which makes it a very small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Burke County, North Dakota. EPA system ID: ND0700800; phone on file: 701-926-3601. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Lead results over time
Against the period ending 2022 (0.71 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Portal City Of is 2.72 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0 (not detected) |
| 2022 | 0.71 ppb |
| 2019 | 0.79 ppb |
| 2016 | 2.72 ppb |
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. Portal City Of's reported as 0 (not detected) sits at the 8th percentile in North Dakota and the 11th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Nearby utilities
5 other systems share Burke County; 4 of them have a higher latest lead result than Portal City Of. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Bowbells City Of | 336 | 0.81 ppb |
| Powers Lake City Of | 280 | 2.45 ppb |
| Lignite City Of | 155 | 3.29 ppb |
| Columbus City Of | 133 | 0 (not detected) |
| Flaxton City Of | 66 | 2.66 ppb |
Next steps for Portal, ND
Look up your address in Portal 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 Portal 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. 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.