South Marengo Co Water & Fire Pro Auth, AL
Lead reported as not detected
Latest 90th-percentile lead: reported as 0 (not detected) (monitoring period 2021-2023). The federal action level is 15 ppb today and drops to 10 ppb in Nov 2027; EPA's health goal is 0. The latest 90th-percentile result was reported as 0 (not detected at the lab's limit). That says the sampled homes were low, not that your home has no lead service line. Check your utility's service line inventory for your address.
Who runs the water here
South Marengo Co Water & Fire Pro Auth serves about 4,416 people through 1,472 service connections, which makes it a medium-sized system under EPA's size classes. It is owned by a local government (city, town, county or district) and draws surface water, in Marengo County, Alabama. EPA system ID: AL0001439. Ask the utility on your bill for your address in their service line inventory.
South Marengo Co Water & Fire Pro Auth's lead record
Against the period ending 2020 (0 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for South Marengo Co Water & Fire Pro Auth is 5 ppb across 3 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2023 | 0 (not detected) |
| 2020 | 0 (not detected) |
| 2017 | 5 ppb |
Against other Alabama systems
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. South Marengo Co Water & Fire Pro Auth's reported as 0 (not detected) sits at the 29th percentile in Alabama and the 34th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Neighbouring systems
6 other systems share Marengo County; 3 of them have a higher latest lead result than South Marengo Co Water & Fire Pro Auth. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Demopolis Water Works And Sewer Board | 10,530 | 2 ppb |
| Linden, The Ub Of The City Of | 5,103 | 0 (not detected) |
| Myrtlewood Water System | 4,095 | 1.1 ppb |
| Thomaston Water Works & Gas Board | 960 | 0 (not detected) |
| Sweet Water, The Ww & Sb Of The Town Of | 465 | 2.9 ppb |
| Faunsdale Water Works | 414 | 0 (not detected) |
Next steps for Linden, AL
Look up your address in South Marengo Co Water & Fire Pro Auth's service line inventory. If it says lead, galvanized or unknown, test your tap. If your own line is lead, replacing the private side runs about $1,200-$12,300 (EPA average about $4,700). Ask South Marengo Co Water & Fire Pro Auth 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. Small systems behave differently: why small systems go over more often.