Hanson v. Adams — Trial court properly dismissed private and public nuisance claims where plaintiff failed to prove defendants’ conduct caused actual injury to property value or enjoyment

Case
David C. Hanson, Trustee of the Trent Family Trust v. Virginia M. Adams, Earl D. Adams, Ty William Thomas Adams, and Michael Meryle Adams
Court
Oregon Court of Appeals
Date Decided
July 8, 2026
Docket No.
A187551 (Douglas County Circuit Court No. 23CV43920)
Topics
Private nuisance, public nuisance, injunctions, property law, causation
Source
Read the full opinion

Background

David Hanson, trustee of the Trent Family Trust, owns approximately 19 acres of unoccupied, undeveloped land in Roseburg. Defendants own an adjoining one-acre parcel to the south and use a shared private driveway located on Hanson’s property to access their land, holding an easement right to do so. The Adams property contained inoperable vehicles, potentially occupied recreational vehicles in violation of county code, old tires, trailers, scrap metal, and other waste.

Hanson sued defendants seeking cleanup and an injunction, claiming private nuisance based on the condition of their property and alleging they had blocked the shared easement. Hanson’s primary injury theory was that the unsightly condition of the Adams property impeded his ability to market and sell the Trent Property. He presented expert testimony that the Adams property’s condition deterred potential buyers. The trial court held a bench trial, found the expert testimony unpersuasive, and dismissed both the nuisance claims and rejected the request for an injunction.

The Court’s Holding

The Oregon Court of Appeals affirmed on all three grounds. On the private nuisance claim, the court held that Hanson failed to prove a substantial and unreasonable interference with his use or enjoyment of the Trent Property. While defendants’ property was admittedly unsightly and violated county code, Hanson bore the burden of proving that this conduct caused the interference he claimed. The court found evidence in the record supporting the trial court’s conclusion that multiple factors—including the COVID-19 pandemic’s impact on construction costs and interest rates, and the lack of a water pump station on the Trent Property—contributed to Hanson’s inability to find a buyer. Significantly, no potential buyer testified that they declined to purchase because of the Adams property’s condition.

Regarding the public nuisance claim, the court held that even assuming the trial court implicitly addressed it under ORAP rules allowing amendments to conform to evidence, Hanson failed to prove an injury distinct from the public as a whole, as required by Oregon law. Moreover, he failed to establish that defendants’ conduct was the actual or legal cause of his inability to sell. For the injunction claim, the court found insufficient injury to warrant such an extraordinary remedy, noting that defendants had blocked the easement only occasionally and that other neighbors or squatters were also responsible for some blockages.

Key Takeaways

  • In private nuisance claims, the plaintiff must prove both a substantial and unreasonable interference with property use or enjoyment, and must establish actual or legal causation between the defendant’s conduct and the claimed injury.
  • Speculative or expert testimony that a neighboring property’s condition might affect marketability is insufficient without concrete evidence of lost sales or deterred buyers attributable to the defendant’s conduct.
  • Multiple contributing factors to a plaintiff’s inability to realize a property transaction break the causal chain necessary to establish nuisance liability.
  • Injunctive relief is an extraordinary remedy requiring clear and convincing proof of a substantial injury; occasional interference with an easement, especially when multiple parties are responsible, does not meet this burden.

Why It Matters

This decision reinforces the robust causation requirement in Oregon nuisance law and clarifies that cosmetic or aesthetic conditions on neighboring property—however objectionable—do not constitute actionable nuisance without proof of actual, substantial interference with property use or enjoyment. The holding protects property owners from nuisance liability based on speculative theories about market impact when real-world evidence (such as actual lost sales) is absent. It also reflects Oregon’s skepticism toward using nuisance doctrine to compel cleanup of unsightly properties without demonstrating concrete, provable harm to the plaintiff.

The case illustrates the distinction between code violations (which may trigger regulatory enforcement) and private nuisance liability (which requires proof of injury caused by the defendant’s conduct). For property owners seeking relief from problematic neighboring properties, the decision signals the importance of gathering evidence of actual buyer feedback and lost transactions rather than relying solely on expert opinions about market perception.

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