33 CFR § 161.10 - Services.

---
identifier: "/us/cfr/t33/s161.10"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "33 CFR § 161.10 - Services."
title_number: 33
title_name: "Navigation and Navigable Waters"
section_number: "161.10"
section_name: "Services."
chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"
subchapter_number: "P"
subchapter_name: "PORTS AND WATERWAYS SAFETY"
part_number: "161"
part_name: "VESSEL TRAFFIC MANAGEMENT"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "46 U.S.C. 70001, 70002, 70003, 70034, 70114, 70119; Pub. L. 107-295, 116 Stat. 2064; DHS Delegation No. 00170.1, Revision No. 01.3."
regulatory_source: "CGD 90-020, 59 FR 36324, July 15, 1994, unless otherwise noted."
cfr_part: "161"
---


# 161.10 Services.

To enhance navigation and vessel safety, and to protect the marine environment, a VTS may issue advisories, or respond to vessel requests for information, on reported conditions within the VTS area, such as:

(a) Hazardous conditions or circumstances;

(b) Vessel congestion;

(c) Traffic density;

(d) Environmental conditions;

(e) Aids to navigation status;

(f) Anticipated vessel encounters;

(g) Another vessel's name, type, position, hazardous vessel operating conditions, if applicable, and intended navigation movements, as reported;

(h) Temporary measures in effect;

(i) A description of local harbor operations and conditions, such as ferry routes, dredging, and so forth;

(j) Anchorage availability; or

(k) Other information or special circumstances.