Groundwater (GEISENFELD (HWF) B4) Upper groundwater layer

The measuring point GEISENFELD (HWF) B4 (measuring point no.: 11704) is used to monitor the groundwater level in the upper aquifer.测量点盖森费尔德（GEISENFELD，HWF）B4（编号：11704）用于监测上层含水层的地下水位。