Randall Community Water District, SD
Lead detected, under the action levels
Latest 90th-percentile lead: 4 ppb (monitoring period 2024-2024). 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.
Who runs the water here
Randall Community Water District serves about 6,248 people through 2,499 service connections, which makes it a medium-sized system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws surface water, in Charles Mix County, South Dakota. EPA system ID: SD4600433; phone on file: 6054877823. Call that number and ask whether your address has a lead, galvanized or unknown service line.
Randall Community Water District's lead record
That is down 3 ppb from 7 ppb in the period ending 2021. The highest 90th-percentile result EPA holds for Randall Community Water District is 7 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 4 ppb |
| 2021 | 7 ppb |
| 2018 | 2 ppb |
Against other South Dakota systems
Of the 458 South Dakota systems with a lead result, the median latest reading is 2 ppb; 0 are over 15 ppb right now and 6 have gone over at some point. Randall Community Water District's 4 ppb sits at the 88th percentile in South Dakota and the 88th nationally (higher means more lead).
Other water systems in Charles Mix County
5 other systems share Charles Mix County; 1 of them has a higher latest lead result than Randall Community Water District. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Wagner | 1,490 | 1 ppb |
| Platte | 1,256 | 14 ppb |
| Lake Andes | 710 | 2 ppb |
| Pickstown | 230 | 0 (not detected) |
| Lakeview Colony | 118 | 0 (not detected) |
Next steps for Lake Andes, SD
Test your own tap with a certified lab first-draw sample; Lake Andes, SD 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 Randall Community Water District 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. The action level is dropping - the 10 ppb rule from 2027.