Watermark is the newsletter of the Watercolor Society of Oregon, and is published quarterly in February, May, August, and November.
- February 2024 Watermark
- November 2023 Watermark
- August 2023 Watermark
- May 2023 Watermark
- February 2023 Watermark
- November 2022 Watermark
- August 2022 Watermark
- May 2022 Watermark
- February 2022 Watermark
- November 2021 Watermark
- August 2021 Watermark
- May 2021 Watermark
- February 2021 Watermark
- November 2020 Watermark
- August 2020 Watermark
- May 2020 Watermark
- February 2020 Watermark
- November 2019 Watermark
- August 2019 Watermark
- May 2019 Watermark
- February 2019 Watermark
- November 2018 Watermark
- August 2018 Watermark
- May 2018 Watermark
- February 2018 Watermark
- November 2017 Watermark
- August 2017 Watermark
- May 2017 Watermark
- Feb 2017 Watermark
- November 2016 Watermark
- August 2016 Watermark
- May 2016 Watermark-part 1
- May 2016 Watermark part 2
- February 2016 Watermark
- November 2015 Watermark
- August 2015 Watermark
- May 2015 Watermark
- February 2015 Watermark
- November 2014 Watermark
- August 2014 Watermark
- May 2014 Watermark
- February 2014 Watermark
- November 2013 Watermark
- August 2013 Watermark
- May 2013 Watermark
- February 2013 Watermark
- November 2012 Watermark
- August 2012 Watermark
- May 2012 Watermark
- February 2012 Watermark
- November 2011 Watermark
- August 2011 Watermark
- May 2011 Watermark