Les sénateurs spécialistes de "assainissement"
- Bruno Sido (79 interventions)
- Paul Raoult (37 interventions)
- Évelyne Didier (29 interventions)
- Charles Revet (26 interventions)
- Pierre Jarlier (18 interventions)
- Esther Sittler (15 interventions)
- Jean-François Le Grand (12 interventions)
- Alain Vasselle (10 interventions)
- Jean Desessard (9 interventions)
- Daniel Soulage (7 interventions)
- Gérard Delfau (6 interventions)
- Christian Cambon (5 interventions)
- Nicole Bricq (4 interventions)
- Claude Bertaud (4 interventions)
- Françoise Férat (4 interventions)
- Fabienne Keller (3 interventions)
- Pierre-Yves Collombat (3 interventions)
- Josette Durrieu (3 interventions)
- François Marc (3 interventions)
- Thierry Repentin (3 interventions)
- Philippe Richert (2 interventions)
- Ladislas Poniatowski (2 interventions)
- Claude Biwer (2 interventions)
- Ambroise Dupont (2 interventions)
- Jean Boyer (2 interventions)
- Anne-Marie Payet (2 interventions)
- Paul Blanc (2 interventions)
- Catherine Procaccia (2 interventions)
- Hélène Luc (2 interventions)
- Adrien Giraud (2 interventions)
- Georges Mouly (1 intervention)
- Serge Larcher (1 intervention)
- Jean-Pierre Vial (1 intervention)
- Claude Lise (1 intervention)
- Bernard Murat (1 intervention)
- François Fortassin (1 intervention)
- Simon Sutour (1 intervention)
- Jean-Marie Bockel (1 intervention)
- Christian Gaudin (1 intervention)
- Gérard César (1 intervention)
- Gérard Le Cam (1 intervention)
- Aymeri de Montesquiou (1 intervention)
- Dominique Mortemousque (1 intervention)
- Pierre Hérisson (1 intervention)
- René Beaumont (1 intervention)
- Jacques Pelletier (1 intervention)
- Denis Badré (1 intervention)
- Bernard Vera (1 intervention)
- Adeline Gousseau (1 intervention)
- Daniel Raoul (1 intervention)