Blackhawk College East Campus, IL
Exceeded the action level in the past
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 result is under the action level, but this system has gone over 15 ppb before. Lead comes from pipes, not the source water, so a home with a lead service line can still be exposed. Test your own tap.
Who runs the water here
Blackhawk College East Campus serves about 80 people through 8 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Henry County, Illinois. EPA system ID: IL0730130; phone on file: 309-854-1744. They can tell you what your service line is made of and whether they pay to replace it.
Every lead result on file
That is down 19 ppb from 19 ppb in the period ending 2025. The highest 90th-percentile result EPA holds for Blackhawk College East Campus is 19 ppb across 5 monitoring periods, 1 of them over the 15 ppb action level.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 0 (not detected) |
| 2025 | 19 ppb over 15 |
| 2022 | 5 ppb |
| 2019 | 0 (not detected) |
| 2016 | 0 (not detected) |
Where this result ranks
Of the 1,744 Illinois systems with a lead result, the median latest reading is 0 ppb; 22 are over 15 ppb right now and 152 have gone over at some point. Blackhawk College East Campus's reported as 0 (not detected) sits at the 2nd percentile in Illinois and the 7th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Other water systems in Henry County
38 other systems share Henry County; 24 of them have a higher latest lead result than Blackhawk College East Campus. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Kewanee | 12,509 | 3.3 ppb |
| Geneseo | 6,539 | 2.7 ppb |
| Colona West | 2,640 | 1.6 ppb |
| Colona East | 2,501 | 1 ppb |
| Galva | 2,449 | 1.4 ppb |
| Cambridge | 2,086 | 1.3 ppb |
| Orion | 1,754 | 5.5 ppb |
| Atkinson | 955 | 2.85 ppb |
| Annawan | 843 | 0 (not detected) |
| Woodhull | 771 | 1.5 ppb |
Your move
Test your own tap with a certified lab first-draw sample; Galva, 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 Blackhawk College East Campus 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. What a 90th-percentile result does and does not tell you: how to read a lead result. More in what a past exceedance means today.