Richmond City Council
April 28, 2026

City of Richmond Public Works Department
Request for Proposals -- Proposals Submitted March 19, 2026 Owner's Advisor for Hiring an Operator for the Wastewater Treatment Plant, Wastewater Collection System, and Stormwater Collection System Rating Results
Of the six raters, four raters ranked The Halleman Group higher than HydroScience Of the six raters, two raters ranked HydroScience higher than The Halleman Group The four raters that ranked The Halleman Group higher, had a smaller gap between ratings The two raters that ranked HydroScience higher, had a larger gap between ratings Adding up the raw points yields a tie in scores
HydroScience The Halleman
Group
Highest Ranked
(Point Differential)
Rater 1
Proposals 90 93
Interviews 00 Halleman
Subtotal 90 93 3
Rater 2
Proposals 85 88
Interviews 82 90 Halleman
Subtotal 167 178 11
Rater 3
Proposals 78 70
Interviews 95 87 HydroScience
Subtotal 173 157 16
Rater 4
Proposals 82 86
Interviews 84 90 Halleman
Subtotal 166 176 10
Rater 5
Proposals 100 88
Interviews 95 85 HydroScience
Subtotal 195 173 22
Rater 6
Proposals 88 92
Interviews 83 93 Halleman
Subtotal 171 185 14
Raw Score 962 962