### Question
Can you define what high tide line means?


### Answer
**High tide line** is defined as the following in *40 CFR § 300.5*:

> the line of intersection of the land with the water's surface at the maximum height reached by a rising tide. 

#### Citation:
  - *40 CFR § 300.5*
  - Heading: **PART 300—NATIONAL OIL AND HAZARDOUS SUBSTANCES POLLUTION CONTINGENCY PLAN > Subpart A—Introduction**

