H.R. 469 · 109th Congress United States-Mexico Transboundary Aquifer Assessment Act StageIn committee SponsorJim Kolbe Introduced2005-02-01 Latest action2006-05-10 · Subcommittee Hearings Held. Follow Summary Text Subjects Cosponsors (2) Votes (0) Actions Cosponsors (2) Raúl Grijalva Former memberHouseAZDemocrat Silvestre Reyes Former memberHouseTXDemocrat