MIDWAY SEWER DISTRICT

Name

MIDWAY SEWER DISTRICT

Legal name

Midway Sewer District

Website

https://midwaysewer.org

Company type

Private

Founded year

1946

Operating status

Operating

Headcount range

11–50 employees

Ownership category

akta.pro rank

Product category

Municipal Wastewater Treatment Services

NAICS

Water, Sewage and Other Systems (2213), Sewage Treatment Facilities (22132)

SIC

Sanitary Services (4950), Electric, Gas & Sanitary Services (4900)

akta.pro primary industry

Gravity Sewer Collection Networks (Sanitary Sewers) (EUANACAA)

akta.pro secondary industries

Sewer & Stormwater Line Cleaning (Jetting, Rooting) (BPALAMAG), Emergency Response & Sewer Repair (Blockages, Collapses) (EUANACAL)

Keywords

• Wastewater collection services
• Sanitary sewer service
• Wastewater treatment plant
• Sewer utility district
• Municipal sewer services

Headquarters

HQ city

KENT, Washington

HQ country

United States

HQ region

North America

Markets served

GTM type

B2C

Offering type

Services

Cost components

Operations, Infrastructure, Personnel, Supply Chain

Pricing tiers

Distribution channels1 record

Marketing channels4 records

Core offering

Midway Sewer District collects sanitary wastewater from residential and commercial properties within its King County, Washington service area and treats it at the Des Moines Creek Wastewater Treatment Plant, a 9 MGD secondary treatment facility. The district operates the collection system, treatment plant, and submarine outfall infrastructure, and provides related services including engineering standards documentation and Certificate of Sewer Availability for property development.

Product overview

Midway Sewer District is a special-purpose municipal utility that provides wastewater collection and treatment services to residential and commercial customers. The district operates a centralized sanitary sewer collection system and the Des Moines Creek Wastewater Treatment Plant (secondary treatment, 9 MGD capacity). The district's core offerings include sanitary sewer service for collecting and treating wastewater, supported by engineering standards documentation, sewer availability certification services, and a customer assistance program (MAP Fund). The district's website serves as a customer portal providing bill payment, service information, and project updates.

Differentiator

Problem solved

Functional benefit

Products and services

• Sanitary Sewer Service Wastewater collection service that gathers all inside water from residential and commercial structures including dishwasher, shower, toilet, sink, and washing machine. Service provided to properties within the district boundaries in King County, Washington.
• Wastewater Treatment Plant Operation Secondary treatment of wastewater using trickling filter/solids contact process with UV disinfection, dual anaerobic digesters, and a 48-inch submarine outfall. Current capacity of 9 MGD serves the regional service area.
• Certificate of Sewer Availability Official certification confirming sewer availability for specific properties as required for construction and development within the district. Issued to property owners and developers needing verification of sewer service for permitting.

Quantifiable outcome

• 9 MGD treatment capacity serving the regional area

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Three partnerships are on record, tiered minor and core.

• Des Moines Creek Basin CommitteeminorStrategic or Co-development Partner · 1 January 2007The District transferred ownership of the old 30-inch outfall and a significant portion of the old 24-inch trunk sewer to the Des Moines Creek Basin Committee. They use the donated pipelines as a high-flow bypass to help prevent flooding, erosion and damage to the Des Moines Creek habitat.
• Seattle-Tacoma International AirportcoreStrategic or Co-development Partner · 1 January 1965The Seattle-Tacoma International Airport abandoned their Bow Lake sewage treatment facility in 1965 and began discharging sewage into the District's system. The Airport also constructed an industrial waste treatment plant which discharges into the District's outfall via an industrial trunk sewer that bypasses the sewage treatment plant.
• King CountycoreStrategic or Co-development PartnerKing County provides a rebate program for up to $5,000 toward side sewer repairs/modifications for eligible customers within the district area. The district actively promotes this program to its customers.

Recent moves1 record

Broad incumbents

• Seattle Public Utilities: Municipal utility providing water, wastewater, drainage, and solid waste services across Seattle. Comparable as a Pacific Northwest public utility with combined water/wastewater operations, large customer base, and infrastructure renewal programs.
• Essential Utilities, Inc. Publicly traded water and natural gas utility serving customers across multiple states with regulated rate-based revenues. Comparable as a regulated utility business model with wastewater treatment operations and rate stability characteristics.
• Veolia Water Technologies & Solutions: Global operator of water and wastewater treatment services and infrastructure. Comparable as a large-scale provider of wastewater treatment plant operations, process technology, and contract operations relevant to district-scale treatment facilities.
• American Water Works Company, Inc. Largest publicly traded US water and wastewater utility, operating regulated utilities across multiple states. Comparable in regulated utility business model, infrastructure renewal requirements, and rate-base revenue structure, though at significantly larger scale.
• Tacoma Public Utilities: Pacific Northwest municipal utility serving Tacoma and surrounding areas with water, wastewater, power, and telecommunications services. Comparable in scale, governance model, and integrated utility approach within Washington State.

Regional players

• Woodinville Water District: Washington State special-purpose water and wastewater district serving Woodinville and surrounding areas. Comparable as a small Pacific Northwest special district with similar governance and customer mix, though water-focused rather than purely sewer.

Direct peers

• Southwest Suburban Sewer District: Washington State special-purpose sewer district serving areas of King County near Midway. Directly comparable in governance structure, service area, and operating model as a neighboring wastewater collection and treatment utility.
• Alderwood Water & Wastewater District: Washington State special district providing water and wastewater services in southern Snohomish County. Directly comparable as a small-to-mid-sized Washington special-purpose district with collection and treatment operations serving residential and commercial customers.
• King County Wastewater Treatment Division: The regional wastewater treatment provider for King County, operating large-scale treatment plants that serve municipalities within the same county as Midway. Directly comparable as a public-sector wastewater utility with industrial and residential customers, including treatment plant operations and regulatory discharge obligations.
• Clean Water Services (Washington County, Oregon): Special district providing wastewater collection and treatment, stormwater management, and water quality services in Washington County, Oregon. Closely comparable as a special-purpose district with regional wastewater treatment plants, similar regulatory environment, and rate-based revenue structure.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/midway-sewer-district

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about MIDWAY SEWER DISTRICT