Great Lakes Adventist Academy, MI
Lead detected, under the action levels
Latest 90th-percentile lead: 2.72 ppb (monitoring period 2022-2024). 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
Great Lakes Adventist Academy serves about 360 people through 34 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Montcalm County, Michigan. EPA system ID: MI0002839; phone on file: 989-427-5181. They can tell you what your service line is made of and whether they pay to replace it.
Every lead result on file
The highest 90th-percentile result EPA holds for Great Lakes Adventist Academy is 2.72 ppb across 1 monitoring period, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2024 | 2.72 ppb |
Where this result ranks
Of the 1,227 Michigan systems with a lead result, the median latest reading is 1 ppb; 31 are over 15 ppb right now and 109 have gone over at some point. Great Lakes Adventist Academy's 2.72 ppb sits at the 73rd percentile in Michigan and the 79th nationally (higher means more lead).
Nearby utilities
11 other systems share Montcalm County; 3 of them have a higher latest lead result than Great Lakes Adventist Academy. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Greenville | 8,816 | 9.2 ppb |
| Carson City | 3,322 | 1 ppb |
| Howard City | 1,800 | 0 (not detected) |
| Montcalm Community College | 1,484 | - |
| Stanton | 1,417 | 2 ppb |
| Edmore | 1,256 | 1 ppb |
| Lakeview | 1,007 | 5 ppb |
| Sheridan | 649 | 11 ppb |
| Sheridan Estates | 65 | 2 ppb |
| The Pines | 65 | 0 (not detected) |
Your move
Test your own tap with a certified lab first-draw sample; Cedar Lake, MI 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 Great Lakes Adventist Academy 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.