States of Oklahoma and Texas v. State of New Mexico
501 U.S. 221 · Decided June 17, 1991 · 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
States of Oklahoma and Texas v. State of New Mexico was decided on June 17, 1991 by a vote of 5–4. Justice Byron R. White 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
- 501 U.S. 221 · 111 S. Ct. 2281 · 115 L. Ed. 2d 207 · 1991 U.S. LEXIS 3492
- Docket number
- 109 ORIG
- Decided
- June 17, 1991
- Argued
- April 16, 1991
- Court era
- Rehnquist Court
- Decision type
- Opinion of the Court (orally argued)
- Outcome for petitioner
- The petitioning party received a favorable disposition
- Vote
- 5–4
- Majority opinion
- Byron R. White
- Opinion assigned by
- Byron R. White
- How the case arrived
- Original jurisdiction
- Issue (SCDB)
- Non-real property dispute between states
- Issue area
- Interstate Relations
- Legal provision
- Interstate compact
- Type of law
- Other
- Decision direction (SCDB)
- Unspecifiable what this means
How the Justices voted
| Justice | Vote | Separate writing |
|---|---|---|
| Justice Byron R. White | Majority | Wrote an opinion |
| Justice Thurgood Marshall | Majority | |
| Justice Harry A. Blackmun | Majority | |
| Chief Justice William H. Rehnquist | Dissent | Wrote an opinion |
| Justice John Paul Stevens | Majority | |
| Justice Sandra Day O'Connor | Dissent | |
| Justice Antonin Scalia | Dissent | |
| Justice Anthony M. Kennedy | Dissent | |
| Justice David H. Souter | Majority |
Full case caption
States of Oklahoma and Texas v. State of New Mexico
SCDB identifiers: case 1990-106, docket 1990-106-01.
Related decisions
Other cases on “Non-real property dispute between states”
- State of Texas v. State of New Mexico
- State of Delaware v. State of New York
- State of Nebraska v. States of Wyoming and Colorado
- State of Oklahoma and State of Texas v. New Mexico
- State of Kansas v. State of Colorado
- State of Nebraska v. States of Wyoming and Colorado
Cases on the same legal provision: Interstate compact
- Carchman v. Nash
- State of New Jersey v. State of New York
- Texas v. New Mexico
- State of New Jersey v. State of Delaware
- State of Alabama v. State of North Carolina.
- Nebraska v. Iowa
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