Safest Drinking Water in Alabama 2026
Alabama has 5 public water systems serving 1,568,682 people. The safest system is Montgomery (ww&ssb of the City Of) in Montgomery with a score of 100/100.
Top 5 Water Systems in Alabama
| # | Water System | City | Pop. Served | Source | Violations | Score |
|---|---|---|---|---|---|---|
| 1 | Montgomery (ww&ssb of the City Of) | Montgomery | 276,000 | Surface water | 0 | A (100) |
| 2 | Huntsville Utilities | Huntsville | 262,158 | Surface water | 0 | A (100) |
| 3 | Central Alabama Water System | Birmingham | 585,000 | Surface water | 0 | B (85) |
| 4 | Mobile, Bd. Of W&s Comm. Of the City Of | Mobile | 279,000 | Surface water | 4 | F (16) |
| 5 | Tuscaloosa Water & Sewer | Tuscaloosa | 166,524 | Surface water | 6 | F (8) |
Water quality data for Alabama is sourced from the EPA Safe Drinking Water Information System (SDWIS), which tracks compliance for all public water systems.
Frequently Asked Questions
Montgomery (ww&ssb of the City Of) in Montgomery has the highest Water Safety Score in Alabama at 100/100 (Grade A), serving 276,000 people.
Alabama has 5 public water systems serving 1,568,682 people. The average Water Safety Score is 62/100.
The Water Safety Score (0-100) is based on health violations (40%), contaminant exceedances (30%), enforcement history (20%), and monitoring violations (10%). Higher scores mean cleaner, safer water.
Water Safety Score: health violations (40%), contaminant exceedances (30%), enforcement history (20%), monitoring violations (10%).
The this entity category groups every U.S. public drinking-water safety entity sharing this attribute. The list above is the data; the paragraphs below explain what the grouping means against the broader the EPA Safe Drinking Water Information System (SDWIS) distribution and how to read the relative rankings within the category.
For readers using this category as a starting point, the per-entity detail pages linked from the table above carry the underlying the EPA Safe Drinking Water Information System (SDWIS) data in full. The category-level view is the filter; the per-entity pages are the actual answer.
Source: EPA Ground Water and Drinking Water, 2026.