Pilot Knob Rural Wd 1 N & S, MO
Lead detected, under the action levels
Latest 90th-percentile lead: 2.34 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 Pilot Knob Rural Wd 1 N & S
Pilot Knob Rural Wd 1 N & S serves about 839 people through 254 service connections, which makes it a small system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Iron County, Missouri. EPA system ID: MO4020601; phone on file: 573-760-5156. They can tell you what your service line is made of and whether they pay to replace it.
Every lead result on file
Against the period ending 2022 (1.45 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Pilot Knob Rural Wd 1 N & S is 2.36 ppb across 8 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 2.34 ppb |
| 2022 | 1.45 ppb |
| 2021 | 1.45 ppb |
| 2021 | 1.45 ppb |
| 2019 | 1.82 ppb |
| 2018 | 1.82 ppb |
| 2018 | 1.82 ppb |
| 2016 | 2.36 ppb |
How Pilot Knob Rural Wd 1 N & S compares
Of the 1,674 Missouri systems with a lead result, the median latest reading is 1.04 ppb; 2 are over 15 ppb right now and 74 have gone over at some point. Pilot Knob Rural Wd 1 N & S's 2.34 ppb sits at the 75th percentile in Missouri and the 76th nationally (higher means more lead).
Neighbouring systems
8 other systems share Iron County; 3 of them have a higher latest lead result than Pilot Knob Rural Wd 1 N & S. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Mo American Ironton | 1,460 | 1 ppb |
| Pilot Knob Pws | 746 | 2.44 ppb |
| Viburnum Pws | 639 | 1.61 ppb |
| Arcadia Pws | 607 | 2.59 ppb |
| Annapolis Pws | 300 | 1.54 ppb |
| Killarney Shores Subd | 203 | 0 (not detected) |
| Belleview Valley Nursing Home | 140 | 1.1 ppb |
| Baptist Home | 110 | 5.67 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Farmington, MO 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 Pilot Knob Rural Wd 1 N & S 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. The action level is dropping - the 10 ppb rule from 2027.