A bill to amend the Clean Air Act to provide for attainment and maintenance of health protective national ambient air quality standards, and for other purposes.

On Oct 27, 1990, the Senate voted 89–10 on “On the Conference Report” (S 1630). Result: Conference Report Agreed to. By party: Democrats 50–5, Republicans 40–5. It was a bipartisan vote: majorities of both parties voted yes. 10 members voted against their own party.

During the 101st Congress (1989–1990), George H. W. Bush was president, and Democrats held majorities in both the House and Senate.

Result: Conference Report Agreed to
Yes: 89
No: 10
Did not vote: 1
Date: Oct 27, 1990

By party

Republicans40 yes · 5 no
Democrats50 yes · 5 no · 1 didn’t vote

Who broke with their party

James Albertus Mcclure R-ID voted no
Steven Douglas Symms R-ID voted no
Alan John Dixon D-IL voted no
Paul Martin Simon D-IL voted no
Jesse Helms R-NC voted no
John Herschel Glenn Jr. D-OH voted no
Edwin Jacob (Jake) Garn R-UT voted no
Orrin Grant Hatch R-UT voted no
John Davison (Jay) Rockefeller IV D-WV voted no
Robert Carlyle Byrd D-WV voted no

The bill

S. 1630: A bill to amend the Clean Air Act to provide for attainment and maintenance of health protective national ambient air quality standards, and for other purposes.

How each senator voted: Yes

How each senator voted: No

Did not vote

Spark Masayuki Matsunaga D-HI

Other votes

From Voteview roll call records.

Cite or embed this page

Capitol Receipts, “A bill to amend the Clean Air Act to provide…: Senate Vote, Oct 27…,” https://www.capitolreceipts.com/vote/101-S-636/a-bill-to-amend-the-clean-air-act-to (accessed 2026-10-17).