North Prairie Rwd-System Iii, ND
Lead detected, under the action levels
Latest 90th-percentile lead: 9.31 ppb (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. 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.
About North Prairie Rwd-System Iii
North Prairie Rwd-System Iii serves about 2,742 people through 1,097 service connections, which makes it a small system under EPA's size classes. It is privately owned and draws groundwater, in Ward County, North Dakota. EPA system ID: ND5101065; phone on file: 701-852-1886. 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 up 3.75 ppb from 5.56 ppb in the period ending 2021. The highest 90th-percentile result EPA holds for North Prairie Rwd-System Iii is 9.31 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 9.31 ppb |
| 2021 | 5.56 ppb |
| 2018 | 2.78 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. North Prairie Rwd-System Iii's 9.31 ppb sits at the 96th percentile in North Dakota and the 97th nationally (higher means more lead).
Other water systems in Ward County
13 other systems share Ward County; 1 of them has a higher latest lead result than North Prairie Rwd-System Iii. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Minot City Of | 48,743 | 13.5 ppb |
| North Prairie Rwd-System 1&2 | 7,748 | 1.8 ppb |
| Surrey City Of | 1,365 | 0 (not detected) |
| Upper Souris Water District-System I | 1,296 | 0 (not detected) |
| Burlington City Of | 1,060 | 0 (not detected) |
| Kenmare City Of | 961 | 3.82 ppb |
| Berthold City Of | 454 | 1.25 ppb |
| West River Water And Sewer | 450 | 1.57 ppb |
| Sawyer City Of | 357 | 0.75 ppb |
| Upper Souris Water District-System Ii | 230 | 0 (not detected) |
What to do in your house
Test your own tap with a certified lab first-draw sample; Minot, ND 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 North Prairie Rwd-System Iii 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. Systems that went over once often dip back under; here is what that means.