Residents of the Las Palmas community, eight kilometers northwest of the town of El Sauce, Leon, are amazed because in some wells that were dry, following the seismic swarm in the area, water has emerged with a yellow color and smell sulfur.

Sudden water level increases and other changes in water flow, including dry wells that started to produce again, after a seismic swarm in northwest Nicaragua. Unfortunately the water doesn’t look potable (yellowish colour, sulfur smell) ….

http://www.laprensa.com.ni/2015/09/18/departamentales/1903909-reportan-agua-con-olor-a-azufre