---
kind: "unit"
title: "33"
title_heading: "Navigation and Navigable Waters"
key: "ch9"
level: "chapter"
label: "Chapter 9"
heading: "Protection of Navigable Waters and of Harbor and River Improvements Generally"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/33/ch9"
sections_count: 103
---

# Chapter 9 — Protection of Navigable Waters and of Harbor and River Improvements Generally

Title 33 — Navigation and Navigable Waters

## Contents

- [Subchapter I — In General](/usc/33/ch9-schI.md)
- [Subchapter II — Oil Pollution of Coastal Waters](/usc/33/ch9-schII.md)
- [Subchapter III — New York Harbor, Harbor of Hampton Roads, and Harbor of Baltimore](/usc/33/ch9-schIII.md)
- [Subchapter IV — Potomac River and Tributaries in District of Columbia](/usc/33/ch9-schIV.md)
- [Subchapter V — Navigable Waters of Maryland](/usc/33/ch9-schV.md)
- [Subchapter VI — Water Pollution Control](/usc/33/ch9-schVI.md)
- [Subchapter VII — Dam Inspection Program](/usc/33/ch9-schVII.md)