This dataset includes continuous water level data from four different wells within the Tasiapik Valley, near the village of Umiujaq, Nunavik, Quebec, Canada. The wells are located within an unconfined sandy aquifer overlying a silty marine unit. Each well is located near a different form of land cover. The types of land cover monitored are: lichens and herbs (LH; DH), lichens and low shrubs (LLS; DL), medium shrubs (MS; DA) and trees (T; DP). Data were collected from 11 June 2014 – 7 July 2019. Soils stratigraphy and well construction details are given below.