Waruna Kannangara is a Lecturer in the Department of Surveying and Geodesy, Faculty of Geomatics at the Sabaragamuwa University of Sri Lanka. Following his graduation, he has served as a surveyor, quantity surveyor, and cost consultant to reputed foreign and local organisations in Sri Lanka, the U.A.E., and the Maldives, gaining sound knowledge in surveying and cost managments. He joined the Faculty of Geomatics in 2015 and is currently coordinating the land surveying field practical programs. He also conducts teaching related to construction surveying and deformation monitoring & analysis for undergraduate students.

Student Member - International Association of Geodesy (IAG), 2022

Member of AACE International (Association for the Advancement of Cost Engineering)

Positioning and navigation

Gravity anomalies in Sri Lanka

Crustal Deformation

Sea Level Rise

Satellite Altimetry

• Application of GNSS-IR for Monitoring Water Surface Variation in Sri Lanka: Insights from Coastal Sea Level and Inland Water Analysis.

• Analysing GNSS-derived PWV and ECMWF ERA5 PWV over Sri Lanka.

• Mapping Ocean Variability for Sustainable Development in Coastal Regions of Sri Lanka Constrained by Geodetic Infrastructure.

Peer-reviewed journal papers

• Gunathilaka, M.D.E.K. and Kannangara, W.S. (2021) ‘An Investigation into Sea Level Rise in Sri Lankan Waters with Satellite Altimetry, Journal of Geospatial Surveying, 1(2), p. 14-22. Available at: https://doi.org/10.4038/jgs.v1i2.30.

Abstracts in presentations & conference proceedings

• Deshapriya, C.M.K.S., Kannangara, K.K.D.W.S. (2023)  Assessment of Positioning Accuracy for Surveying using Smartphones with Dual-Frequency Multi-GNSS Receiver, NARA Scientific Session 2023.

• Kannangara, K.K.D.W.S. (2022). Estimation of Vertical Land Motion in the Western Tropical Pacific Islands from GPS, Satellite Altimetry and Tide Gauge measurements, 12th Annual Research Sessions of the Sabaragamuwa University of Sri Lanka - 2022.

• Gunathilaka, M.D.E.K., Kannangara, K.K.D.W.S., and Samarapperuma S.A.H.M. (2017). Estimation of Sea Level Rise in Colombo with Satellite Altimetry Data. KDU IRC 2017, Ratmalana, 3-4 August 2017.