Phone: 360-539-7610
Phone: 800-422-5623
FAX: 360-491-6308


Olympic Region Clean Air Agency

serving Clallam, Grays Harbor, Jefferson, Mason, Pacific, and Thurston Counties

Clallam County

Status Updates

  • April 3, 2014 - removed saturation study monitors. All equipment will be non-operational for approximately one month for servicing. We expect to start a saturation study in Jefferson County sometime in May 2014.
  • September 3, 2013 - extended studies in Clallam County to mid to late March 2014
  • May 1, 2013 - installed an aethelometer at Stevens Middle School 
  • March 12, 2013 - installed Sequim Fire Station air monitoring station - images on ORCAA Data
  • March 5, 2013 - MOA for Sequim Fire Station signed. Monitor installation to occur the week of March 11th.
  • February 11, 2013 - awaiting MOA review for Sequim location
  • January 24-25. 2013 - Installed stations at NOLS, Port Angeles Fire Station and Stevens Middle School.
  • January 3, 2013 - Received signed MOA from City of Port Angeles, Port Angeles Fire Station, confirming the site as a study location. We expect the first station to go online sometime between middle and late January 2013. 
  • December 21, 2012 - Received signed MOA from North Olympic Library System (NOLS), confirming the site as a study location.
  • December 19, 2012 - all MOA's are in the mail and ready for signatures. We continue to build data logger cubes. 
  • December 11, 2012 - completed first data logger cube
  • December 3, 2012 - Finalizing drafts/awaiting Memorandum of Agreement (MOA) approval from site custodians in Port Angeles and Sequim. Optical Particle Counters should arrive sometime this week. Receiving and assembling hardware for data loggers.
  • November 27, 201 - met with potential site custodian in Port Angeles
  • November 16, 2012 - met with potential site custodians in Sequim and Port Angeles
  • November 6, 2012 - communicating with potential study location custodians in Sequim and Port Angeles



Air Monitor Locations

View Clallam County Saturation Study locations in a larger map



Clallam County Saturation Study Plan

Saturation Study budget for FY2013 - FY2014



Proposed monitoring equipment include:



If you would like more information about these studies, please contact:

  • Odelle Hadley, PhD at odelle.hadley[at]orcaa[dot]org
  • Mark Moore at mark.moore[at]orcaa[dot]org


* 2 instruments on loan from Washington state Department of Ecology