Digest version

Promotion System
To further specific efforts in line with the Fundamental Direction of Policies established under this basic plan, the“Medium-Term Management Plan for Sendai City Waterworks ” is formulated for the first and second halves (five-year
term each) of the plan period to indicate annual plans, management indices, and effects expected from therespective efforts. Progress will be managed for each year by applying the PDCA cycle, and the plan will bereviewed as necessary to pursue the achievement of the future visions.
Basic Plan (2020 - 2029)

Reviewed
as necessaryMedium-Term Management Plan (2020 - 2024)

Basic Plan for Sendai City Waterworks(FY 2020 – FY 2029)
In view of a shrinking population, our water supply services are facing various challenges such as a decreasing
income due to the reduction in water demand, aging facilities, and workforce shortage. With an aim to achievesustainable business operations, we have devised Future Visions for our waterworks with a focus on society 80years from now, and formulated a Fundamental Direction of Policies to take in the next ten years.

The future depends on NOW!
103080Medium-Term Management Plan (2025 - 2029)

years ahead -Reviewed
as necessary

years ahead -years ahead -Basic concepts of Asset Management (2020–2100)

Operation
Plan

Progress management for
respective years

Basic Plan for Sendai
City Waterworks(2020-2029)

Achievements
during plan period

FutureVisions topursue

Backcast

The following three approaches will be implemented to further the basic plan.
NEW

Evaluate
1 “Future
Visions/NEW

2

Fundamental Direction ofPolicies”

Establish
NEW
the “ManagementAdvisory Committee
for Sendai City Waterworks”

3

Conduct“Customer Surveys”
on a continuous basis

Development of the Plan
In the course of formulating this plan, opinions and advice were sought in connection with Future Visions andFundamental Direction of Policies from the “Advisory Committee for the Basic Plan for Sendai City Waterworks,”
established with 7 expert members from various fields. Meanwhile, public comment activities and customer surveys
were carried out, and based on the wide range of opinions received from across the public were incorporated intothe plan.
[Committee members][Meetings and agendas]
1st meeting
Nov. 2018• Formulation of Basic Plan for Sendai CityWaterworks

2nd meeting
Feb. 2019• Outlook of Sendai City Waterworks• Results of customer survey on waterworks

3rd meeting
Apr. 2019• Basic Philosophy and Future Visions of Sendai
City Waterworks

4th meeting
Jun. 2019• Draft framework of Basic Plan for Sendai CityWaterworks

5th meeting
Aug. 2019• Interim draft of Basic Plan for Sendai CityWaterworks

6th meeting
Nov. 2019• Results of public comment activities for interim
draft of Basic Plan for Sendai City Waterworks• Draft Basic Plan for Sendai City Waterworks

Background(titles omitted)
Name

Honorary professor, Sakushin Gakuin University

Ohta Tadashi
Chair

Professor, Graduate School of Engineering,Tohoku University

Nishimura Osamu
Vice-chair

Associate professor, International ResearchInstitute of Disaster Science, Tohoku University

Udo KeikoPresident, Sendai Chamber of Commerce andIndustry Women’s Group

Sato Mariko

Associate professor, Research Council,
Waseda University
Senior scientist, Institute of Water Cycle System
Research, Comprehensive Research Organization,
Waseda University

Sato Yuya

Professor, Graduate School of Engineering,Tohoku University
Director, Infra-Management Research Center,
Tohoku University

Hisada Makoto

Vice-representative director,
Semicos-net (consumer group)

Wakasa KumikoCompiled and Published by:Management and Planning Section, General Affairs Department,
Waterworks Bureau, City of Sendai
29-1 Minami-Onoda, Taihaku-ku, Sendai City, 982-8585
TEL: 022-304-0010 FAX: 022-249-2006
E-mail: sui072120@city.sendai.jp

Future Vision

Basic Philosophy

1

Optimization ofWater Service
Systems

Connecting
Waterworks toFuture Generations in
the City of Trees– In cooperation withcitizens and businesses –Future Vision

Sustainable
Management

We will celebrate the 100th anniversary of our waterworks in
2023. To maintain the services over the next 100 years for ourfuture generations, we are determined to tackle the anticipatedchallenges of a shrinking population in the coming society incooperation with citizens and businesses.

Future Vision

23

Enhanced
Cooperation withStakeholders
With the aim to achieve these three Future Visions, we haveformulated Fundamental Direction of 12 Policies for actions to takein the next ten years.

Future Vision

Optimization ofWater ServiceSystems

1
Direction

Achieving fine water quality
for customer satisfaction

1Direction

5

Thorough water quality management and monitoring
Quality
Management

Tap Water

Checking 51 statutory items andmore than 150 voluntary items

2Future Vision

Sustainable
Management

Reducing life-cycle costs throughasset management

Considering measures suited to each asset
Renovation and maintenance costs will be reduced
through appropriate maintenance based on asset
conditions revealed in periodic inspections.

3Direction

9200

Assessed with data and tastingSendaiStable Supply
24 hour/365 day monitoring

Direction

Promoting disaster-resistant facilities
and systems

2Direction

6

Reassessment of water charges, etc.

Increase the pace of pipeline rehabilitation

40km/year

1.5 times theconventional pace

Reviewing water charges, etc.
to secure financial resources
for future renewal

Direction

10

Direction of efforts

Management
based onconsensus
building

Users collaborating Collaboration withwith waterworks
waterworks supporters
bureauUsers
understanding
waterworks

Exchange of opinions at events

Users interested inwaterworks

Enhancing public
interest inwaterworks

Strategic public relations
Users not interest inwaterworks

Day-to-day information
disclosure

Transmission
pipe

Water Charges

Dam

Direction

3

Pump

Water
tank

Distribution
pipe

Emergency
Water Tap

Direction

4

Planned rationalization of water sources

Waterdemand

Nanakita/Miyatoko Dam(Fukuoka Purification Plant)
Okura/Aoshita Dam(Nakahara purification Plant)
Okura Dam
(Kunimi Purification Plant)

Kamafusa Dam(Moniwa Purification Plant)

Shichikashuku Dam(Bulk Water Supply)

Gradually optimized
Water source A
Water source A
Water source B
Water source B
Water source C

Water source D

At present(Sources limited to major purification plants)

Water source C

Water sources 80 years ahead

95

225

85

215

75

205

65
2010
H22

2012
H24

2014
H26

2016
H28

2018
H30

2020
R2

Past2022
R42024
R62026
R82028
R10Expected

生活用水量（右目盛り）
Domestic water (right-hand scale)Industrial water (right-hand scale)
事業用水量（右目盛り）

水道料金収入Income from water charges

Population served (right-hand scale)
給水人口（右目盛り）

Prospective Trend of Construction
and Improvement Costs
Increase in facility renewal
costs expected

100806040Direction

7

Improving operational efficiency
through adopting new technologies

We will clarify new viable technologies to further
improve operational efficiency and customer
services, and examine the possibilities ofintroducing them based on their pros and cons.

Direction

11

Promoting cooperation withneighboring waterworks
by utilizing our skills, expertiseand networks

Direction

8

Securing and developing humanresources and organizational
structures

Human resource development focusing on careerdevelopment
Ideal human resources
TechnicalJudgmentthat staff ofskills
waterworks bureau
should aim for:
Workforce equipped withthe “3 capabilities”
Managementskills

200
2010 20142012 20182014 2022
2016
2010

2018
2026

Past
Distribution pipe maintainence costs
Construction costs (contracts, etc.)

2020
R22022
R42024
R62026
R82028
R10Expected
Facility maintainence costs

Enhancing cooperation with neighboring waterworks

Prospective Income/Expenditure andFiscal Management

Request for support
Neighboringwaterworks

SendaiCityPromote healthy and stable fiscal management byreducing authority bond balance, securing stable
operating funds and achieving net profit

Provision of support
Strengthening
the managementbase

Restructuring the water supply
facilities to meet the water demand

235

120
Expected todecrease

Considerations to introduce new technologies

Emergency Water Tap System

105

140

FutureReinforcing the system forcontinuous water supply in disastersituations

245

160

Population served

Conventional

115

100 million yen

Expected toincrease

Distribution reservoir

27km/year

Decline in income fromwater charges
10 thousand persons/expectedmillion m3

100 million yen
255

Joint exercise with local residents and other waterworks

Conveyancepipe

Purification plant

Prospective Trend ofincome from Water Charges

Strengthening cooperation withcommunities, other waterworks, andprivate businesses for disaster
response

Costs required for operating waterworks andmaintaining facilities
Distribution
pipe

Prospective
Income/Expenditure andFiscal Management

Transparently managing throughpromotion of interactive
communication with service users
PurposeCheck

Palatability

Enhanced
Cooperation withStakeholders

Promotion of interactive communication with service
users
Maintaining high satisfaction

Future Vision

Direction

12

Maintenance and• Formulation of management strategy improvement of• Asset management
technical skills• Technical support such as water
quality control

Boosting collaboration withprivate businesses andSendai City Waterworks ServicePublic Corporation

Helping private businesses to maintain and improvetheir technical skills

100 million yen

100 million yen

220

800

Authority bond balance(right-hand scale)

180

700

140
600
100

Operating funds
balance500

60

Net profit/loss
400

20０-20

H22
2010
H222012
H242014
H262016
H282018
H30

Past

2020
R22022
R4Expected2024
R62026
R82028R10300