Boaz Water & Sewer Board, AL
Lead reported as not detected
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 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.
About Boaz Water & Sewer Board
Boaz Water & Sewer Board serves about 15,138 people through 5,046 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 surface water, in Marshall County, Alabama. EPA system ID: AL0000936; phone on file: 256-593-4711. They can tell you what your service line is made of and whether they pay to replace it.
Boaz Water & Sewer Board's lead record
Against the period ending 2022 (1 ppb) the latest result is about the same. The highest 90th-percentile result EPA holds for Boaz Water & Sewer Board is 5 ppb across 4 monitoring periods, none of them over 15 ppb.
| Period ending | 90th-percentile lead |
|---|---|
| 2026 | 0 (not detected) |
| 2022 | 1 ppb |
| 2019 | 1.8 ppb |
| 2016 | 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. Boaz Water & Sewer Board's reported as 0 (not detected) sits at the 46th percentile in Alabama and the 38th nationally (higher means more lead). Systems reporting 0 tie at the bottom, so the rank mostly reflects size among them.
Nearby utilities
8 other systems share Marshall County; 1 of them has a higher latest lead result than Boaz Water & Sewer Board. If you are unsure which one supplies your house, the name on your water bill decides it.
| System | People | Latest lead |
|---|---|---|
| Arab, Water Works Board Of The City Of | 39,795 | 0 (not detected) |
| Albertville, Municipal Ub Of The City Of | 29,367 | 0 (not detected) |
| Douglas Water Authority | 19,179 | 1.1 ppb |
| North Marshall Utilities | 15,300 | 0 (not detected) |
| Guntersville Ww & Sb | 13,374 | 0 (not detected) |
| Asbury Water System | 4,077 | 0 (not detected) |
| Union Grove Utility Board | 3,072 | 0 (not detected) |
| Swearengin Water System, Inc. | 2,598 | 0 (not detected) |
What to do in your house
Look up your address in Boaz Water & Sewer Board'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 Boaz Water & Sewer Board 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.