Pony Creek #1 Hoa, IA
Lead detected, under the action levels
Latest 90th-percentile lead: 2 ppb (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. 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 Pony Creek #1 Hoa
Pony Creek #1 Hoa serves about 125 people through 54 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Mills County, Iowa. EPA system ID: IA6500823; phone on file: 712-242-5185. Ask them for your address in their service line inventory - every system had to publish one by Oct 2024.
Every lead result on file
Against the period ending 2022 (3 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Pony Creek #1 Hoa is 5 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 2 ppb |
| 2022 | 3 ppb |
| 2019 | 5 ppb |
Against other Iowa systems
Of the 1,066 Iowa systems with a lead result, the median latest reading is 1.4 ppb; 4 are over 15 ppb right now and 36 have gone over at some point. Pony Creek #1 Hoa's 2 ppb sits at the 59th percentile in Iowa and the 70th nationally (higher means more lead).
Other water systems in Mills County
6 other systems share Mills County; 1 of them has a higher latest lead result than Pony Creek #1 Hoa. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Glenwood Municipal Utilities | 5,449 | 0.8 ppb |
| Malvern Water Supply | 1,046 | 0 (not detected) |
| Emerson Water Department | 412 | 4 ppb |
| Silver City Water Supply | 245 | 0 (not detected) |
| Hastings Water Supply | 152 | 0.6 ppb |
| Henderson Water Department | 144 | 0 (not detected) |
Next steps for Pacific Junction, IA
Test your own tap with a certified lab first-draw sample; Pacific Junction, IA 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 Pony Creek #1 Hoa 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. Size matters more than most people expect: small vs large water systems.