Marion County, TN — Solar Development Risk Assessment

Local solar ordinance barriers, board sentiment, and utility policies that affect development timelines and risk.

46.1
Risk Grade
Good
Cumberland Plateau topography limits suitable sites; Nickajack Lake corridor offers some valley land; TVA territory with standard SB 2373 permitting; terrain is primary constraint not regulation
Assessment Snapshot
Population
28907
State Rank
#23
Compliance
46%
Trajectory
42

Moratorium Status

✓ No Active Moratorium
No specific moratorium information available.

Ordinance & Regulations

Setback Requirements
Not codified; topography limits applicant interest
Zoning Mechanism
CUP per SB 2373; site-specific review given plateau terrain

Board Sentiment & Political Risk

Sentiment Analysis
Neutral
Basis for Assessment
Limited solar applicant pressure given terrain; no organized community opposition
Political Risk Factors
Stable
Board Members
County Executive: Randy Porter | R | 2026

Grid, Utilities & State Context

Grid Operator
TVA
Utilities
Jasper-Marion County Electric System, Tennessee Valley Authority (wholesale)
State Permitting Process
County zoning authority under SB 2373 (2022); conditional use permit or special exception required; decommissioning bond often required; setback standards increasingly codified at county level
State Incentives
Federal ITC eligible; no Tennessee state solar tax credit; TVA Green Power Switch program

Development Activity

Active/Completed Projects
Marion Valley Solar (~12 MW, 2022)
Denied/Withdrawn Projects
None on record

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