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Alabama water and wastewater capital improvement plans

102 planned projects · $263M · 3 cities · 3 plans

The 3 capital improvement plans and adopted budgets Klarifi has extracted for Alabama list 102 water, sewer and wastewater line items with a combined planning budget of $263M across 3 cities. Huntsville has the largest plan at $107M. Each city page lists its largest projects with budgets and years, links the source document and the city's treatment plants.

A capital improvement plan (CIP) is a city’s multi-year budget for building and replacing infrastructure. The water, sewer and wastewater sections list each project with its budget and the years it is funded, which makes them the earliest public signal that a plant, pump station or pipe network is about to be upgraded, usually two to four years before a contract is awarded.

Wastewater plants in AlabamaAlabama NPDES permits →

Cities in Alabama with water and sewer capital plans

Alabama cities ranked by the combined planning budget of their water, sewer and wastewater line items.
#CityLine itemsBudgetPlans
1Huntsville8$107M1
2Delta43$95M1
3Auburn51$62M1

Planned spend by start year

Before 2026

$130M

50 items

2026

$16M

6 items

2027

$50M

6 items

2028

$15M

4 items

2029

$2M

1 items

2030

$6M

5 items

2031

$45M

30 items

By department

Line items and planning budgets by utility department, Alabama.
DepartmentLine itemsBudgetShare
Wastewater4$55M21%
Sewer44$154M58%
Water Supply28$32M12%
Water Distribution8$11M4%
Water18$11M4%

Project types in Alabama

Sewer rehabilitation and I&I · 13 · $79MWastewater treatment plant upgrades · 6 · $63MLift stations · 10 · $40MWater mains and distribution · 18 · $20MPump stations · 9 · $20MWells and groundwater · 4 · $6MForce mains and interceptors · 5 · $6MStorage tanks and reservoirs · 6 · $3MMembranes and filtration · 1 · $3MAeration and blowers · 2 · $3M

The largest planned projects in Alabama

The ten largest water, sewer and wastewater line items in Alabama plans by planning budget.
#ProjectCityTypeBudgetYears
1Design & Build Sewer Infrastructure to Support the New Ultium 3 Battery Manufacturing Plant at GM Site – Phase I & Phase IIDelta, ALSewer rehabilitation and I&I$33M2025
2CMOM Sanitary Sewer Rehabilitation Projects for Large Diameter Gravity Sewer and Creek Bank RestorationHuntsville, ALSewer rehabilitation and I&I$21M2025–2029
3Spring Branch WWTP ImprovementsHuntsville, ALWastewater treatment plant upgrades$20M2027–2028
4Redstone Arsenal WWTP AcquisitionHuntsville, ALWastewater treatment plant upgrades$15M2026
5Sanitary Sewer RehabilitationHuntsville, ALSewer rehabilitation and I&I$14M2027–2029
6WPC System Wide Pump Station Rehabilitation Projects Supporting Regulatory ComplianceHuntsville, ALPump stations$13M2025–2029
7Aldridge Creek WWTP ImprovementsHuntsville, ALWastewater treatment plant upgrades$10M2028
8Big Cove WWTP ImprovementsHuntsville, ALWastewater treatment plant upgrades$10M2027
9Willow Lift Station Duplicate Force MainDelta, ALLift stations$10M2025
10Willow Lift Station Force MainDelta, ALLift stations$10M2031

All 102 Alabama line items in Klarifi

Every project with its description, page reference and source document, filterable by city, department, type, budget and year, linked to the plants and decision-makers in each city.

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Alabama capital plan questions

Sources and methodology

Budgets and years are as published in each city’s capital improvement plan or adopted budget. Klarifi extracts the water, sewer and wastewater line items from the published document, keeps the page reference for each one, and assigns a project type from the title and description with a keyword classifier. Figures are planning budgets, not awarded contracts, and can change when a plan is re-adopted.

Data refreshed September 11, 2026.

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