City Of Kalona - Southtown, IA
Lead detected, under the action levels
Latest 90th-percentile lead: 6 ppb (monitoring period 2021-2023). 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.
Who runs the water here
City Of Kalona - Southtown serves about 60 people through 40 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Washington County, Iowa. EPA system ID: IA9233460; phone on file: 319-656-2310. Call that number and ask whether your address has a lead, galvanized or unknown service line.
City Of Kalona - Southtown's lead record
Against the period ending 2020 (5 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for City Of Kalona - Southtown is 6 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 6 ppb |
| 2020 | 5 ppb |
| 2017 | 3.8 ppb |
How City Of Kalona - Southtown compares
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. City Of Kalona - Southtown's 6 ppb sits at the 91st percentile in Iowa and the 93rd nationally (higher means more lead).
Other water systems in Washington County
12 other systems share Washington County; 0 of them have a higher latest lead result than City Of Kalona - Southtown. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Washington Water Department | 7,362 | 0 (not detected) |
| Kalona Water Dept | 2,630 | 1 ppb |
| Wellman Municipal Waterworks | 1,524 | 0 (not detected) |
| Riverside Water Supply | 1,060 | 0 (not detected) |
| Brighton Municipal Water Supply | 600 | 2 ppb |
| Ainsworth Water Works | 511 | 0 (not detected) |
| Crawfordsville Water Supply | 277 | 0 (not detected) |
| West Chester Muni Wtr Supply | 144 | 4 ppb |
| Timberline Estates | 95 | 2 ppb |
| Linn Hollow Mhp Llc | 68 | 5.2 ppb |
Next steps for Kalona, IA
Test your own tap with a certified lab first-draw sample; Kalona, 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 City Of Kalona - Southtown 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.