434.977.2970 RIVANNA SOLID WASTE AUTHORITY 695 Moores Creek Lane Charlottesville, Virginia 22902-9016 434.293.8858 RIVANNA WATER & SEWER AUTHORITY RIVANNA SOLID WASTE AUTHORITY www.rivanna.org RIVANNA WATER & SEWER AUTHORITY MEMORANDUM TO: THE HONORABLE CHARLOTTESVILLE CITY COUNCIL FROM: BILL MAWYER, EXECUTIVE DIRECTOR RIVANNA WATER & SEWER AUTHORITY RIVANNA SOLID WASTE AUTHORITY SUBJECT: QUARTERLY UPDATE DATE: JANUARY 2021 This quarterly update is to provide general information on the drinking water, wastewater and solid waste programs managed by the Rivanna Authorities, as follows: 1. The production of drinking water for the Urban area (Charlottesville and adjacent developed areas of Albemarle) averaged 8.94 million gallons per day (mgd) in November 2020, which was slightly above the five-year average for November (8.59 mgd), as shown by the following graph: 2. Urban wastewater flow for November 2020 (11.85 mgd), including flows from Crozet, was above the five-year average for November (10.43 mgd), as shown by the following graph: 3. A general overview of significant current and upcoming Capital Improvement projects is provided below. Costs for these projects are typically shared between the City (48%) and the Albemarle County Service Authority (52%). A. Water Treatment Plant Improvements Scope: Replace equipment which has reached end-of-service life at the South Rivanna and Observatory Water Treatment Plants. Increase water treatment capacity from 7.7 to 10 million gallons per day at the Observatory Water Treatment Plant. Completion: 2020 - 2023 Cost: $43 million B. Sugar Hollow Dam – Gate Replacement and Intake Tower Repairs Scope: Replace the inflatable rubber device that sits on top of the concrete dam and regulates the normal water level in the reservoir. The gate is over 20 years old, and has reached the end of its service life. Concrete repairs will be made on the intake tower. Completion: October 2020 – September 2021 Cost: $1.7 million C. Exterior Lighting Improvements, Moores Creek AWRRF Scope: Replace exterior lighting fixtures and poles on the 80 acre facility to improve safety and comply with Albemarle County lighting requirements. Completion: December 2020 – February 2022 Cost: $1.9 million D. South Rivanna to Ragged Mountain Reservoir Pipeline Scope: Determine alignment, acquire easements, and construct a pipeline to transfer raw (untreated) water between the South Rivanna Reservoir and the Ragged Mountain Reservoir, as required by the Community Water Supply plan. City Council approved easements on four properties located near Ragged Mtn reservoir in September 2020. Completion: 2027 - 2033 Cost: $80 million: 80% ACSA / 20% City 2 E. Ragged Mountain Reservoir to Observatory Water Treatment Plant Raw Water Pipeline and Pump Station Scope: Replace two raw water pipelines which have been in service for more than 70 and 110 years, respectively. Replace the existing Stadium Road and Royal raw water pump stations, which have exceeded their service lives or will require significant upgrades, to support the Observatory Water Treatment Plant expansion. Completion: 2023 - 2026 Cost: $18 million F. Urban Area “Central” Waterline Scope: Water piping improvements to increase capacity and maintain pressure in the urban drinking water system. Completion: 2022 - 2027 Cost: $13 M G. Upper Schenks Branch Wastewater Piping Replacement, Phase II Scope: Replace sewer piping installed in the mid 1950’s in conjunction with the City’s sewer upgrade program to increase system capacity. The new underground piping would be located near McIntire Road. Completion: TBD Cost: $4 million: 100% City 4. By increasing the number of days/week the Transfer Station is open and lowering the disposal fee from $66/ton to $52/ton, refuse volume at the Ivy Transfer Station has increased from 28.49 tons per day in December 2018 to 119.33 tons per day in December 2020, as shown below: 3 Please let me know if you have any questions. cc: RSWA Board of Directors RWSA Board of Directors 4 Water, Sewer, Refuse and Recycling Programs Update F O R T H E C H A R LOT T ES V I L L E C I T Y C O U N C I L BY B I L L M AW Y E R , E X E C U T I V E D I R EC TO R JA N UA R Y 1 9 , 2 0 2 1 Rivanna Authorities WATER AND SEWER AUTHORITY SOLID WASTE AUTHORITY •Created in 1972 by City Council and Albemarle •Created in 1990 by City Council and Albemarle Co. Board of Supervisors Co. Board of Supervisors •Manage water supply reservoirs (5), water •Manage refuse disposal and recycling at the treatment plants (6) and wastewater Ivy MUC, and recycling at the McIntire treatment plants (4) Recycling Center and the Paper Sort Facility on Meade Ave. •FY 20‐21 Operating Budget of $37.1 M •FY 20‐21 Operating Budget of $5.1 M •FY 21‐25 CIP of $132.5 M •19 Employees •93 Employees Urban Wastewater System Moores Creek WW Treatment Plant South Fork Rivanna Reservoir Sugar Hollow Reservoir Ragged Mountain Reservoir Urban Area 2.6 Billion Gallons Water Supply Reservoirs 5 South Rivanna WTP 12 MGD Water Treatment Plants North Rivanna WTP 2 MGD Observatory WTP 7.7 MGD 6 Wastewater Treatment Facilities Moores Creek WWTP Glenmore 15 MGD 7 South Rivanna Reservoir Community Water Supply Plan Projects 6. SRR to RMR Raw Water Line 2027‐2033 $80 M 1. RMR Dam $27 M Completed in 2014 2. SR WTP Renovation $17 M 2. South Rivanna WTP Renovation 2020‐2021 2020‐2021 $17 M 3. OB WTP Renovation $26 M 1. Ragged Mtn Reservoir 2021‐2023 2014 $27 M 4. RMR to OB WTP Raw Water $18 M 5. Central Water Line Line & Pump Station 2024‐2027 2023‐2026 $13 M 7. Raise RMR Water Level $1 M 5. Central Water Line $13 M 2022‐2027 6. SRR to RMR Raw Water Line $80 M 2027‐2033 7. Raise RMR Water Level $1 M 2032 ‐ 2033 3. Observatory WTP Renovation 4. RMR to OWTP Raw Water Line & 2021‐2023 Pump Station $26 M $182 M 2022‐2026 $18 M Water Treatment Plant Renovations & Upgrades •Cost: $43 M •Completion: 2020 ‐ 2023 South Rivanna WTP Observatory WTP 9 SRR‐RMR Pipeline Project Design and Construct: • 36‐inch raw water line, 9 miles long, 25 MGD capacity (1 mile has been completed) • Intake structure in the SRR • Two raw water pump stations • Pretreatment facility • $80 M: 80% ACSA / 20% City • Completion: 2027 ‐ 2033 • Close SHR water line 10 Ragged Mtn Reservoir to OB WTP Projects Water Line Replacement • Replace 3 miles of raw water piping • 2023 – 2026 • $13 M Pump Station Replacements • Replaces Stadium and Royal RWPS • Provides pumping from RMR to Ob WTP and to SRR • 2023 – 2026 • $5 M Central Water Line • Improve water flow, pressure, redundancy in Urban System • Cost: $13 M • Completion: 2022‐2027 • Coordinating with City Utilities Department Sugar Hollow Rubber Crest Gate Replacement • Replacement of rubber gate, and electrical and mechanical components • Completion: October 2020 – September 2021 • Budget $2 M 13 MC Lighting Improvements • Updating site lighting to improve safety and meet Albemarle County requirements • Completion: December 2020 – February 2022 • Budget $1.9 M 14 Transferred 30,000 tons of municipal refuse and construction debris in FY 19‐20. Recycled 2,180 tons of paper, cardboard, glass, metal and plastic products in FY 19‐20. Ivy Material Utilization Center & McIntire Recycling Center Questions?