Killarney Shores Subd, MO
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (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. 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.
Killarney Shores Subd at a glance
Killarney Shores Subd serves about 203 people through 90 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Iron County, Missouri. EPA system ID: MO4036256; phone on file: 573-440-0681. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Every lead result on file
Against the period ending 2022 (0.59 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Killarney Shores Subd is 2.09 ppb across 8 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 0 (not detected) |
| 2022 | 0.59 ppb |
| 2021 | 0.59 ppb |
| 2021 | 0.59 ppb |
| 2019 | 2.09 ppb |
| 2018 | 2.09 ppb |
| 2018 | 2.09 ppb |
| 2016 | 0 (not detected) |
Against other Missouri systems
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. Killarney Shores Subd's reported as 0 (not detected) sits at the 15th percentile in Missouri and the 15th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Neighbouring systems
8 other systems share Iron County; 8 of them have a higher latest lead result than Killarney Shores Subd. 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 Rural Wd 1 N & S | 839 | 2.34 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 |
| Belleview Valley Nursing Home | 140 | 1.1 ppb |
| Baptist Home | 110 | 5.67 ppb |
Your move
Look up your address in Killarney Shores Subd'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 Killarney Shores Subd 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. Small systems behave differently: why small systems go over more often.