Southwestern Il Correctional Center, IL
No lead results on file with EPA
Latest 90th-percentile lead: no result on file. The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. EPA's database has no Lead and Copper Rule results for this system. Without them there is nothing to go on, so a tap test is the only way to know.
Who runs the water here
Southwestern Il Correctional Center serves about 563 people through 1 service connections, which makes it a small system under EPA's size classes. It is owned by the state and draws surface water, in St. Clair County, Illinois. EPA system ID: IL1630030; phone on file: 618-394-2200. They can tell you what your service line is made of and whether they pay to replace it.
Nearby utilities
23 other systems share St. Clair County. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Il American-East St Louis | 131,368 | 3 ppb |
| O Fallon | 46,603 | 0 (not detected) |
| Caseyville | 13,798 | 0 (not detected) |
| Cahokia Heights | 12,528 | 0 (not detected) |
| Mascoutah | 8,759 | 4.9 ppb |
| American Water Oper And Maintenance, Llc | 6,779 | 0 (not detected) |
| Lebanon | 4,714 | 2.1 ppb |
| Freeburg | 4,707 | 1 ppb |
| Dupo | 4,684 | 0 (not detected) |
| Smithton | 4,381 | 0 (not detected) |
What to do in your house
Test your own tap with a certified lab first-draw sample; East St. Louis, IL 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 Southwestern Il Correctional Center 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.