### Question
How does the law define reservoir?


### Answer
Under *30 U.S.C. § 1522*, **reservoir** is defined as:

> the physical subsurface geologic structure which forms the natural repository for the undisturbed geothermal resource

#### Citation:
  - *30 U.S.C. § 1522*
  - Heading: **CHAPTER 27-GEOTHERMAL ENERGY > SUBCHAPTER II-STUDY, ESTABLISHMENT, AND IMPLEMENTATION OF INSURANCE PROGRAM**

