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Wahkiakum County, WA — Solar Development Risk Assessment

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

61.6
Risk Grade
Poor
Informal commissioner opposition and very small market size are the primary risk factors; Columbia River estuary location adds shoreline permitting complexity for any near-river projects.
Assessment Snapshot
Population
4,488
State Rank
#29
Compliance
58%
Trajectory
45

Moratorium Status

✓ No Active Moratorium
No Moratorium — Informal Opposition Only

Ordinance & Regulations

Setback Requirements
No county-specific solar setbacks; state minimums apply.
Zoning Mechanism
Wahkiakum County: CUP in Agricultural zones; Board of County Commissioners; informal opposition has discouraged formal applications.
Acreage Caps
None codified.
Density Caps
None codified.
Spacing Rules
None codified.
Size Restrictions
None codified.

Board Sentiment & Political Risk

Sentiment Analysis
Resistant — small Columbia River estuary county; fishing and timber heritage; informal commissioner resistance without formal moratorium; very small market
Basis for Assessment
Pacific Power IOU serves county; Cathlamet population ~500; Columbia River estuary fishing and timber economy; commissioners have expressed informal opposition similar to Columbia County; Pacific Power grid minimal investment; very small population limits commercial market
Political Risk Factors
Resistant
Board Members
County Board of Commissioners (3 members) | Partisan elections | 4-yr terms | Wahkiakum County Courthouse, Cathlamet WA

Grid, Utilities & State Context

Grid Operator
WECC / BPA Transmission — Pacific Power (PacifiCorp) service territory; Columbia River estuary grid
Utilities
Pacific Power (PacifiCorp)
State Permitting Process
Large facilities (≥350 MW): EFSEC exclusive jurisdiction. <350 MW: county CUP/SUP; no statewide preemption floor. SEPA review required. GMA energy siting required in comprehensive plans. SMA applies near shorelines. Critical Areas Ordinances: wetlands, fish habitat, flood zones require county CAO compliance. Ag land conversion: county-specific farmland protection policies apply.
State Incentives
Washington Clean Energy Transformation Act (CETA/SB 5116, 2019): IOUs carbon-neutral by 2030; 100% carbon-free by 2045. Net metering: ≤100 kW IOU customers under WUTC; PUDs set individual limits. RESIP: production incentives for ≤100 kW systems. Sales & use tax exemption (RCW 82.08.962). Property tax exemption (RCW 84.36.635). Community solar via PSE, SnoPUD, Tacoma Power, Clark Public Utilities, and most WA PUDs. PACE financing in participating counties. Federal ITC: 30% (IRA 2022); 10% low-income adder for qualifying projects.

Development Activity

Active/Completed Projects
No confirmed utility-scale solar projects on public record. No applications formally filed as of Apr 2026.
Denied/Withdrawn Projects
No formal denials on record; informal pre-application discouragement reported from commissioners.

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Last verified: 2026-04-01 | SolarRisk Tracker | Data sources: Government records, utility filings, public meeting minutes