Garrison Rural Water District, 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 Garrison Rural Water District
Garrison Rural Water District serves about 1,805 people through 722 service connections, which makes it a small system under EPA's size classes. It is privately owned and draws surface water, in Mclean County, North Dakota. EPA system ID: ND2801430; phone on file: 701-337-5682. 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 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Garrison Rural Water District is 5.91 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 | 5.91 ppb |
| 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. Garrison Rural Water District's reported as 0 (not detected) sits at the 36th percentile in North Dakota and the 30th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Nearby utilities
11 other systems share Mclean County; 9 of them have a higher latest lead result than Garrison Rural Water District. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Mclean-Sheridan Water District-System 1 | 1,800 | 1.07 ppb |
| Garrison City Of | 1,453 | 2.12 ppb |
| Washburn City Of | 1,246 | 5.08 ppb |
| Underwood City Of | 778 | 2.6 ppb |
| Turtle Lake City Of | 581 | 4.16 ppb |
| Mclean-Sheridan Water District-System 3 | 400 | 2.22 ppb |
| Mclean-Sheridan Water District-System 2 | 390 | 0.78 ppb |
| Max City Of | 334 | 0 (not detected) |
| Riverdale City Of | 205 | 1.22 ppb |
| Mercer City Of | 94 | 0 (not detected) |
Your move
Look up your address in Garrison Rural Water District'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 Garrison Rural Water District 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. Why sampled homes are the worst-case ones is in the guide to reading the number. Small systems behave differently: why small systems go over more often.