All Seasons Wd-System I, ND
Lead detected, under the action levels
Latest 90th-percentile lead: 1.81 ppb (monitoring period 2026-2026). 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.
All Seasons Wd-System I at a glance
All Seasons Wd-System I serves about 890 people through 355 service connections, which makes it a small system under EPA's size classes. It is privately owned and draws groundwater, in Bottineau County, North Dakota. EPA system ID: ND0501057; phone on file: 701-228-3663. They can tell you what your service line is made of and whether they pay to replace it.
Lead results over time
That is up 1.81 ppb from 0 ppb in the period ending 2025. The highest 90th-percentile result EPA holds for All Seasons Wd-System I is 2.96 ppb across 11 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 1.81 ppb |
| 2025 | 0 (not detected) |
| 2024 | 1.05 ppb |
| 2023 | 0 (not detected) |
| 2022 | 0 (not detected) |
| 2021 | 1.36 ppb |
| 2021 | 2.96 ppb |
| 2020 | 1.38 ppb |
| 2019 | 1.35 ppb |
| 2019 | 1.5 ppb |
| 2018 | 2 ppb |
Where this result ranks
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. All Seasons Wd-System I's 1.81 ppb sits at the 69th percentile in North Dakota and the 68th nationally (higher means more lead).
Neighbouring systems
7 other systems share Bottineau County; 2 of them have a higher latest lead result than All Seasons Wd-System I. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Bottineau City Of | 2,211 | 1.05 ppb |
| All Seasons Wd-System Iii | 790 | 5.51 ppb |
| Westhope City Of | 429 | 0 (not detected) |
| Lansford City Of | 245 | 2.65 ppb |
| Willow City City Of | 163 | 0 (not detected) |
| Maxbass City Of | 84 | 0.73 ppb |
| Souris City Of | 58 | 0.84 ppb |
What to do in your house
Test your own tap with a certified lab first-draw sample; Bottineau, 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 All Seasons Wd-System I whether it covers that cost before hiring anyone - many utilities now do. Its latest copper 90th percentile is 1433 ppb (copper action level 1,300 ppb).
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. Size matters more than most people expect: small vs large water systems.