Madison County, Alabama — public water systems
At a glance
9 active public water systems are filed under Madison County, Alabama in EPA's SDWIS records, together reporting 607,701 people served. The largest is Huntsville Utilities Water Dept., which reports serving 310,107 people. All 9 are community water systems serving people where they live.
Dataset updated . Source: EPA SDWIS/ECHO, refreshed quarterly.
Active systems
9
Population served
607.7K
Community systems
9
Groundwater share
22.2%
How does Madison County compare with other Alabama counties?
Madison County has the 24th-most active public water systems among the 77 counties listed for active Alabama systems in EPA records; among the 68 with 3 or more systems, the median has 7. Its systems report 607,701 people served in total, the 2nd-largest county figure in the state and 9.6% of the statewide total. The average system here reports serving 67,522 people, about 6.1 times the Alabama average of 11,028. Population figures are what each system reports; people served by more than one system, such as a wholesaler and the town that buys from it, are counted by each.
Where does Madison County's drinking water come from?
By primary water source, Madison County's active systems draw on purchased surface water (4, 44%), surface water (3, 33%), groundwater under influence of surface water (1, 11%) and groundwater (1, 11%). Overall, 22% rely mainly on groundwater (including purchased groundwater) and 78% on surface water, compared with 60% and 40% across Alabama. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. The county's largest system, Huntsville Utilities Water Dept., draws primarily on surface water.
What kinds of water systems operate in Madison County?
Madison County's active systems break down as 9 community systems (100%). A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. EPA lists their owner types as local government (89%) and federal government (11%).
Water systems in Madison County
🔒 Create a free account to export CSV| # | Water system | County | Population served | Type | Source |
|---|---|---|---|---|---|
| 1 | Huntsville Utilities Water Dept. | Madison | 310,107 | Community | Surface water |
| 2 | Madison County Water Department | Madison | 119,100 | Community | Purchased surface water |
| 3 | Madison, the W & Ww Board of the City of | Madison | 54,114 | Community | Surface water |
| 4 | Harvest-Monrovia W,S, and Fp, Inc.. | Madison | 51,915 | Community | Groundwater under influence of surface water |
| 5 | Us Army Garrison-Redstone Arsenal | Madison | 44,472 | Community | Surface water |
| 6 | Owens Crossroads Water Authority | Madison | 13,569 | Community | Groundwater |
| 7 | Triana Water Works | Madison | 7,038 | Community | Purchased surface water |
| 8 | New Hope Water System | Madison | 6,231 | Community | Purchased surface water |
| 9 | Gurley Water System | Madison | 1,155 | Community | Purchased surface water |
Madison County water systems: frequently asked questions
How many public water systems are in Madison County, Alabama?
EPA's SDWIS records file 9 active public water systems under Madison County, Alabama: 9 community systems (100%).
Who supplies drinking water in Madison County, AL?
The largest community water systems filed under Madison County are Huntsville Utilities Water Dept. (310,107 people served), Madison County Water Department (119,100 people served) and City of Madison, the W & Ww Board of the (54,114 people served). Which system serves a particular address depends on its service area, which EPA's SDWIS records do not include; a water bill or the local utility can confirm it.
Does Madison County's drinking water come from groundwater or surface water?
Of the 9 active public water systems in Madison County, 22% draw mainly on groundwater and 78% on surface water, counting purchased supplies. The largest system, Huntsville Utilities Water Dept., uses surface water.
Where can I find a water quality report for Madison County?
Each community water system must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1, covering the previous calendar year. 9 community systems are filed under Madison County, so the report to look for is the one from the system that supplies your address.
How can I check violations for a water system in Madison County?
Open the system's profile from the list on this page. Each profile shows the most recent Safe Drinking Water Act violations in EPA's records, with plain-English labels and whether each one is resolved. For current compliance status, EPA ECHO is the primary source.
More Alabama water systems
About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Public water systems in Madison County, Alabama”, https://aquacensus.com/water-systems/alabama/madison (data as of October 1, 2026).