Idaho ex Rel. Evans v. Oregon
462 U.S. 1017 · Decided June 23, 1983 · Supreme Court of the United States
Record summary. This page is generated from the Supreme Court Database’s coded data about the case. It describes who decided what, not the Court’s reasoning. Read the opinion itself before relying on it. Not legal advice.
At a glance
Idaho ex Rel. Evans v. Oregon was decided on June 23, 1983 by a vote of 6–3. Justice Harry A. Blackmun wrote the opinion of the Court. SCDB classifies its main issue as “Non-real property dispute between states” in the Interstate Relations area.
Read the opinion
Case details
- Citations
- 462 U.S. 1017 · 103 S. Ct. 2817 · 77 L. Ed. 2d 387 · 1983 U.S. LEXIS 81
- Docket number
- 67 ORIG
- Decided
- June 23, 1983
- Argued
- March 23, 1983
- Court era
- Burger Court
- Decision type
- Opinion of the Court (orally argued)
- Outcome for petitioner
- The petitioning party did not receive a favorable disposition
- Vote
- 6–3
- Majority opinion
- Harry A. Blackmun
- Opinion assigned by
- Warren E. Burger
- How the case arrived
- Original jurisdiction
- Issue (SCDB)
- Non-real property dispute between states
- Issue area
- Interstate Relations
- Decision direction (SCDB)
- Unspecifiable what this means
How the Justices voted
| Justice | Vote | Separate writing |
|---|---|---|
| Justice William J. Brennan Jr. | Dissent | |
| Justice Byron R. White | Majority | |
| Justice Thurgood Marshall | Majority | |
| Chief Justice Warren E. Burger | Majority | |
| Justice Harry A. Blackmun | Majority | Wrote an opinion |
| Justice Lewis F. Powell Jr. | Majority | |
| Justice William H. Rehnquist | Majority | |
| Justice John Paul Stevens | Dissent | |
| Justice Sandra Day O'Connor | Dissent | Wrote an opinion |
Full case caption
Idaho ex Rel. Evans, Governor of Idaho, et al. v. Oregon et al.
SCDB identifiers: case 1982-131, docket 1982-131-01.
Related decisions
Other cases on “Non-real property dispute between states”
- Colorado v. New Mexico
- State of Arizona v. State of California
- Colorado v. New Mexico
- Maryland v. Louisiana
- Wisconsin v. Illinois
- Texas v. New Mexico
Same Term, same area (Interstate Relations)
Source: Supreme Court Database, 2026 Release 01 (data file dated September 8, 2026). Imported into CaseTrail November 5, 2026. Coverage: decisions from the 1946 through 2025 Terms. Methodology · Report an error