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Opening Times
Barrage Embankment (including footpath/cycleway to Penarth/Mermaid Quay)		7.00am - 10.00pm
Barrage Locks The Barrage Locks allow boat users to enter/leave Cardiff Bay.		The locks are available to boat users 24 hours per day, 365 days per year. (Subject to locking restrictions and abnormal operations - see below)

Locking Restrictions and Abnormal Operations
See Notice to Mariners - Click Here

CCTV - CCTV cameras are in operation on the Barrage. Images are being monitored for the purpose of crime prevention and public safety.

Silt levels in the Outer Harbour
Normal dredged level		-7.0 OD -0.7 CD
Present level		-5.0 OD +1.3 CD

Highest river flows since CHA formed (1st April 2000)		547 m³/s (5 September 2008)

Highest Bay Level Recorded		6.2 OD (1.7m above normal) on 30 October 2000

Highest Daily Boat Movements		357 (Sun 11th May 2008)

Lowest River Flows		3.11 m³/s - Combined Taff/Ely (27th June 2010)

Fish trapped and counted at the Fish passes at Radyr and Blackweir during Environment Agency counting period.
Species of fish	2005	2006		2007 to 30/11/07	2008 (Radyr Only)
Salmon	58	149		141	157
Sea Trout	212	67		276	48

Inner Cill Heights (from 7 Jan 2009)			Clearance (Bay at 4.5m)
Lock 1	+1.36m OD			3.14m
Lock 2	+1.20m OD			3.30m
Lock 3	+1.20m OD			3.30m