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Senate bill · 100th Congress · Did not become law

Underground Nuclear Explosions Control Act of 1987

S. 1106Introduced Apr 29, 1987Policy area: International Affairs
Sponsor: Sen. Mark Hatfield R-OR
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Where it went

Latest action: Apr 29, 1987 — Read twice and referred to the Committee on Foreign Relations.

Vote results

No recorded roll-call votes on this bill in PORKER’s records (voice votes and unanimous consent are not roll calls; roll-call records start in 2011).

Cosponsors

31 cosponsors — 3 Republicans, 28 Democrats

27 of 31 cosponsors (87%) are from the other party.

Brockman Adams (D-WA), Dale Bumpers (D-AR), Quentin Burdick (D-ND), Kent Conrad (D-ND), Alan Cranston (D-CA), John Danforth (R-MO), Thomas Daschle (D-SD), Dennis DeConcini (D-AZ), Wyche Fowler (D-GA), Thomas Harkin (D-IA), Daniel Inouye (D-HI), Edward Kennedy (D-MA), John Kerry (D-MA), Frank Lautenberg (D-NJ), Patrick Leahy (D-VT), Carl Levin (D-MI), Spark Matsunaga (D-HI), John Melcher (D-MT), Howard Metzenbaum (D-OH), Barbara Mikulski (D-MD), George Mitchell (D-ME), Claiborne Pell (D-RI), William Proxmire (D-WI), Donald Riegle (D-MI), Terry Sanford (D-NC), Paul Sarbanes (D-MD), Paul Simon (D-IL), Arlen Specter (D-PA), Robert Stafford (R-VT), Lowell Weicker (R-CT) and 1 more.

More from the sponsor

Other 100th Congress bills sponsored by Sen. Mark Hatfield.

Sponsor’s state and district

Oregon in Congress

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Data as of Sep 30, 2026 · bill record checked by PORKER from Congress.gov · votes from Senate.gov and the House Clerk. PORKER is non-partisan.