Spokane County WA Public Works Homepage

Newman Lake Flood Control Zone District


Public Meeting Announcement

We would like to invite you to attend a presentation of the American Rescue Plan (ARP) funded Newman Lake Water Quality Improvement Project! Much has occurred since we last presented to the community, as Phase 1 has nearly been completed, and we are moving towards Phase 2.


Jacobs Engineering staff will discuss the results of the Water Quality Assessment Report, which can be found below. In addition, they will detail their recommendations for the replacement of the speece cone, which is detailed in the Alternatives Evaluation Technical Memo and found on the below as well.


The meeting will be at the Newman Lake Firehouse on March 5th, from 5:30 to 7 pm. It will also be broadcast virtually via Microsoft Teams for those who cannot attend in person, at the link below:

Click here to join the meeting

Meeting ID: 275 052 251 288 
Passcode: WgvJW3


Call in (audio only)

1 509-703-4418

Phone Conference ID: 131 909 226#

Alternatives Evaluation Technical Memo

Jacobs Engineering has completed the Alternatives Evaluation TM which lays out their recommended options for a linear diffuser oxygenation system. In addition, it details their calculations for the lakes hypolimnetic oxygen demand (HOD).

Newman Lake Alternatives Evaluation TM

Water Quality Analysis Completed

Jacobs Engineering has completed the analysis of lake water quality based upon the expanded sampling parameters in 2023, and historic data.  

Final Newman Lake Water Quality Assessment Report

Newman Lake Initial Carp Assessment Report

2024 Assessment Roll

On Tuesday December 12th, 2023, the Board of County Commissioners acting as the Board of Equalization approved the 2024 Newman Lake Assessment Roll. 

Resolution No. 23-0898Certified Roll ReportCertified Parcel Report

2024 Budget

On Tuesday October 10th, 2023, the Board of County Commissioners approved the 2024 NLFCZD budget.

Signed Resolution

Newman Lake Newsletter

The link above contains a newsletter detailing District activities since July 2022.


Wave Study Report

The Spokane Conservation District has completed the Newman Lake Wave Study Report. The report documents the research and findings of the Wave Study over the past two years. Please click here to view the report.


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