Wastewater Treatment Facility Public Involvement Meeting NTC W - - PowerPoint PPT Presentation

▶

Feb 20, 2024 92 likes •232 views

Wastewater Treatment Facility Public Involvement Meeting NTC W ausau, WI February 18, 2019 An Aging Facility Phase 1 1939 80 Years Old 50 Years Old Phase 2 1967 30 Years Old Phase 3 1988 | 2 | Preliminary Design Site Plan |

SLIDE 1

Wastewater Treatment Facility

Public Involvement Meeting – NTC W ausau, WI February 18, 2019

SLIDE 2

An Aging Facility

| 2 |

Phase 1 1939
Phase 2 1967
Phase 3 1988

80 Years Old 50 Years Old 30 Years Old

SLIDE 3

Preliminary Design Site Plan | New Structures

| 26 |

Chemical Storage A/S Selector Solids Processing Administration/Lab Vehicle/Equipment Storage Flow Splitting

SLIDE 4

Comparison of Future Monthly Residential Wastewater Bills [37 kgpy]

| 30 |

$0 $5 $10 $15 $20 $25 $30 $35 $40 $45 $50 Existing Most Probable Increase $16.5 + $13 = $29.50

SLIDE 5

Planning-Level Costs

| 19 |

$57,265,000 $14,064,000 $8,671,000 Safety, Reliability, and Performance Capacity Regulations

$80M

SLIDE 6

Project Schedule

| 31 |

2018 2019 2020 2021 2022

Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Preliminary Design Detailed Design Draft Facility Plan Bid Construction

CWFP Intent to Apply Oct 31 CWFP Application Plans and Specs Sep 30 Bids Loan Closing First Loan Draw Begin Loan Re-Payment

Future Phased Rate Increase Adopted Phased Rate Increase Submit Final Facility Plan

SLIDE 7

Questions and Discussion

| 33 |

SLIDE 8

| 36 |

SLIDE 9

Simple Unit Process Capacity Analysis

| 37 |

0% 50% 100% 150% 200% 250% Required Capacity Relative to Actual Current Capacity (%) Unit Proceses [* Inadequate Firm Capacity]

SLIDE 10

Costs by High-Level WWTF Function

| 38 |

$30.088 $32.008 $17.904 $0 $5 $10 $15 $20 $25 $30 $35 Liquid Train Solids Train Site Millions

SLIDE 11

Effluent WLA BOD Limit

| 44 |

63.7 31.8 21.2 15.9 12.7 10.6 9.1 8.0 7.1 6.4 5.8 10 20 30 40 50 60 70 2 4 6 8 10 12 14 16 18 20 22 Maximum Allowable Effluent BOD Concentration Using Most Restrictive WLA Scenario from Historical River Flows and Temps: May 2012 - Oct 2016 (mg/L) Daily Effluent Flow from WWTF (mgd)

SLIDE 12

Medium-Temperature Belt Dryer

| 56 |