St. Elmo-Irvington Water Authority, AL
Lead detected, under the action levels
Latest 90th-percentile lead: 1.2 ppb (monitoring period 2023-2025). 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.
About St. Elmo-Irvington Water Authority
St. Elmo-Irvington Water Authority serves about 10,284 people through 3,428 service connections, which makes it a large system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws groundwater, in Mobile County, Alabama. EPA system ID: AL0001031; phone on file: 251-957-2885. They can tell you what your service line is made of and whether they pay to replace it.
St. Elmo-Irvington Water Authority's lead record
That is up 1.2 ppb from 0 ppb in the period ending 2022. The highest 90th-percentile result EPA holds for St. Elmo-Irvington Water Authority is 6.3 ppb across 5 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2025 | 1.2 ppb |
| 2022 | 0 (not detected) |
| 2019 | 1.5 ppb |
| 2017 | 6.3 ppb |
| 2016 | 6.3 ppb |
How St. Elmo-Irvington Water Authority compares
Of the 542 Alabama systems with a lead result, the median latest reading is 0 ppb; 1 are over 15 ppb right now and 11 have gone over at some point. St. Elmo-Irvington Water Authority's 1.2 ppb sits at the 74th percentile in Alabama and the 59th nationally (higher means more lead).
Other water systems in Mobile County
13 other systems share Mobile County; 6 of them have a higher latest lead result than St. Elmo-Irvington Water Authority. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Mobile, Bd. Of W&S Comm. Of The City Of | 279,000 | 1.5 ppb |
| Mobile County Water & Fire Pro Authority | 39,573 | 1.6 ppb |
| South Alabama Utilities Water System | 39,249 | 0 (not detected) |
| Prichard Water Works Board | 29,190 | 0 (not detected) |
| Saraland, Bd Of W&S Commissioners | 13,827 | 8.4 ppb |
| Grand Bay Water Works Board | 11,100 | 0 (not detected) |
| Bayou La Batre, The Ub Of The City Of | 8,100 | 1.2 ppb |
| Satsuma, The Wwb Of The City Of | 7,248 | 0 (not detected) |
| Kushla Water District | 6,294 | 1.6 ppb |
| Turnerville Water & Fire Pro District | 5,991 | 2.1 ppb |
Your move
Test your own tap with a certified lab first-draw sample; St. Elmo, AL 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 St. Elmo-Irvington Water Authority whether it covers that cost before hiring anyone - many utilities now do. Its latest copper 90th percentile is 1400 ppb (copper action level 1,300 ppb).
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. The action level is dropping - the 10 ppb rule from 2027.