State Line Water Coop Inc, 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.
Who runs the water here
State Line Water Coop Inc serves about 405 people through 162 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws surface water, in Emmons County, North Dakota. EPA system ID: ND1501310; phone on file: 701-258-8710. They can tell you what your service line is made of and whether they pay to replace it.
Lead results over time
Against the period ending 2022 (0.56 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for State Line Water Coop Inc is 1.33 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 0 (not detected) |
| 2022 | 0.56 ppb |
| 2019 | 0 (not detected) |
| 2016 | 1.33 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. State Line Water Coop Inc's reported as 0 (not detected) sits at the 21st percentile in North Dakota and the 21st 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 Emmons County; 1 of them has a higher latest lead result than State Line Water Coop Inc. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| South Central Rwd-Emmons | 3,650 | 0 (not detected) |
| Linton City Of | 1,097 | 0 (not detected) |
| Strasburg City Of | 409 | 0 (not detected) |
| Hazelton City Of | 235 | 0 (not detected) |
| Hague City Of | 71 | 1 ppb |
Next steps for Bismarck, ND
Look up your address in State Line Water Coop Inc'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 State Line Water Coop Inc 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.