Geothermal resource in Dezhou city belongs to low-temperature type, wihich mainly occurs in cracks of Neogene and Paleogene sandstone. Geotherm in Dezhou city was explored and utilized in 1997, which develped very rapidly. Thus, its exploitation and protection have become an important subject in geological environment protection. According to geological condition and present exploitation and utilization condition of geothermal resource in Dezhou city, geological environment efficacy is analysed in this pape...