Source Of Light Mission, GA
Lead detected, under the action levels
Latest 90th-percentile lead: 4.2 ppb (monitoring period 2024-2026). 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
Source Of Light Mission serves about 72 people through 20 service connections, which makes it a very small system under EPA's size classes. It is privately owned and draws groundwater, in Morgan County, Georgia. EPA system ID: GA2110005; phone on file: 706-342-0397. They can tell you what your service line is made of and whether they pay to replace it.
Source Of Light Mission's lead record
That is up 3.3 ppb from 0.9 ppb in the period ending 2023. The highest 90th-percentile result EPA holds for Source Of Light Mission is 4.2 ppb across 2 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 4.2 ppb |
| 2023 | 0.9 ppb |
Where this result ranks
Of the 1,681 Georgia systems with a lead result, the median latest reading is 0.68 ppb; 15 are over 15 ppb right now and 131 have gone over at some point. Source Of Light Mission's 4.2 ppb sits at the 89th percentile in Georgia and the 88th nationally (higher means more lead).
Nearby utilities
12 other systems share Morgan County; 0 of them have a higher latest lead result than Source Of Light Mission. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Madison | 6,427 | 1.2 ppb |
| Rutledge Water System | 993 | 0 (not detected) |
| Bostwick Water System | 484 | 1.5 ppb |
| Kingston On Lake Oconee | 340 | - |
| Buckhead | 332 | 2.05 ppb |
| Appalachee Woods Subdivision | 292 | 3.1 ppb |
| Sugar Bend-Lake Oconee S/D | 259 | 1.1 ppb |
| Morgan Estates Subdivision | 161 | 2.4 ppb |
| River Woods On Lake Oconee S/D | 151 | 0 (not detected) |
| Blue Springs S/D | 140 | 0.6 ppb |
What to do in your house
Test your own tap with a certified lab first-draw sample; Madison, GA 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 Source Of Light Mission 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. The action level is dropping - the 10 ppb rule from 2027.