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CARTIS

AWS Project Green Montgomery County Campus

New Florence / High Hill, Missouri, United StatesPreconstruction
Evidence
Headline capacity
Not established in published records
Updated
Oct 28, 2026
Utility
Ameren Missouri

AWS plans a $10-billion data center campus in Montgomery County, Missouri, under the local codename Project Green. AWS Project Green Montgomery County Campus is in New Florence / High Hill, MO, US and is a data center campus with preconstruction status.

Capacity

Operating IT capacity: Not established in published records

A missing figure does not mean zero. Planned, utility and generation figures are not operating IT capacity.

Development

Minimum buildoutAnnounced or preconstruction

4 buildings

Local minimum development case; reconcile against later plans.

Maximum local buildoutAnnounced or preconstruction

17 buildings

Local up-to case; conflicting trade report describes different phase totals.

Milestones (3)
Project Green cost-benefit and Chapter 100 framework documented

Feb 2026 · Recorded actual event

Completed · Permit approved

Source not linked
Missouri announces $10B AWS investment

Jun 15, 2026 · Recorded actual event

Completed · Announced

Source not linked
County testimony confirms signed Ameren energy-service agreement

Jul 24, 2026 · Recorded actual event

Completed · Customer commitment

Source not linked

Participants

Amazon Web Services

Developer

Sources by role
Developer (1)
Developer (1)
Other participants (3)
Ameren Missouri

Utility provider

Sources by role
Utility provider (1)
Utility provider (1)
Missouri Public Service Commission

Government authority

Sources by role
Government authority (1)
Montgomery County, Missouri

Government authority

Sources by role
Government authority (1)
Government authority (1)

Capital & incentives

Capital claims

Announced investment

Actual

$10 billions

Source

Projected local revenue minimum

Source report

$400 millions over 25 years

Source

Projected local revenue maximum

Source report

$1.80 billions over 25 years

Source

Incentives

Property tax abatement

for 25 years

Approved · Montgomery County, Missouri

Personal-property relief with negotiated PILOT schedule; no real-property abatement described in reviewed local reporting.

Site & development

Minimum building count

Actual

4 buildings

Minimum buildout · Phase

Source

Maximum building count

Actual

17 buildings

Maximum local buildout · Phase

Source

Additional project facts

Public job target

Source report

400 jobs

Source

Binding employment covenant

Source report

150 jobs

Source

Infrastructure & permits

Technical details (3)
Electric grid

Secured or contracted

AWS prepays dedicated connection costs and faces minimum demand charges; campus demand not publicly disclosed.

Water supply

Planned or represented

50 million gallons per year full buildout

Deep-aquifer supply; reported full-buildout withdrawal is phase-specific and should not be presented as initial use.

Water supply

Planned or represented

Rainwater harvesting and repeated on-site recycling are planned; precise annual offset remains source-dependent.

Public-source research. Plans may change. See Evidence for sources and qualifications.