Item No.10b_supp
Meeting Date: November 11, 2025

Marine Stormwater Utility
2026 Rate Adoption
November 11, 2025
Sarah Ogier, Director, Maritime Environment & Sustainability
Jane Dewell, Senior Manager, Marine Stormwater Utility

Action Requested
• Request Commission authorization of
10.0% rate increase in 2026 to fund
Marine Stormwater Utility
• Rate criteria includes:
- Maintain adequate budget to meet Port's Long-range
Plan and Utility Charter responsibilities
- Continue investment to maintain and improve a high
functioning stormwater system to protect water
quality
- Support a 6-month fund reserve consistent with Port
policy and best practices
- Maintain consistent rate over a 5-year projection
SWU Pipe Repair Work Adjacent to the MInC Project
2

Key 2025 Accomplishments
• Strategic Plan
- Engage stakeholders to update the first Strategic Plan and
create an updated 2026-2030 Strategic Plan
- Define goals and measurable outcomes to address resiliency,
exceptional value, sustainability, and equity, diversity and
inclusion

Pipes ready for
installation at
Terminal 46

• Asset Management & Stewardship
- Progress on system rehabilitation
- Pipe repairs at Terminals 18, 25/30 and 46
- Monitoring innovative stormwater treatment: Retain Drain at
parks, Oyster Shell Treatment Barrels, and Splash Boxx

• Capital Projects
- Stormwater treatment at Terminal 91 Berth 6&8 project
- Drainage improvements on tenant lease at Maritime Industrial
Center
- Design work for drainage improvements at Terminal 106/South
Nevada Street

Bioretention at
Shilshole Bay Marina
3

Financial Objectives & Impacts
• Objectives:
- Program funded by cash from revenue
- Continue adequate budget to maintain and
improve high-functioning stormwater
system
- Maintain a 6-month reserve fund balance
for expenses and capital
- Maintain stable rates over 5-year projection

• Impacts:
- Increases due to Port and external costs
- Payroll increase 9.6%
• Compensation project
• Labor agreement increases

- City Business & Occupation tax increased
from 1.8% to 2.1%

4

Stormwater Utility Operating Budget
$ in 000's

2024 Actual

2025 Approved
Budget

2026 Estimated
Budget

Revenue

7,244

8,260

9,086

Expenses
Admin
Maintenance
Other

2,221
4,068
1,273

2,343
4,827
1,432

2,262
5,183
1,917

Total Expense

7,562

8,602

9,362

Capital Program

437

2,350

1,679

Total Expense &
Capital

7,999

10,952

11,041

Annual Revenue -
Total Budget

(755)

(2,692)

(1,955)

5

2026 Proposed Annual Rates
City 2026*

Port 2026*

City rate % higher
than Port

Regular Impact

$67.10

$55.34

21%

Low Impact

$38.88

$32.40

20%

Regular Impact

$99.57

$85.57

16%

Low Impact

$77.39

$67.30

15%

Regular Impact

$141.07

$124.28

14%

Low Impact

$113.98

$99.97

14%

Heavy ( 66 - 85% Impervious)

$186.37

$166.75

12%

Very Heavy (86 - 100% Impervious)

$222.25

$197.24

13%

Stormwater Rate Category
Undeveloped (0 - 15% Impervious)

Light ( 16 - 35% Impervious)

Medium (36 - 65% Impervious)

*Rates are shown as $ per 1,000 sq ft

6

Request Adoption
of 2026 Rate
Questions?

7