Estuary detail

Below is an interactive map and a table of parameters derived through various sources – Nature Conservancy Council (Davidson et al, 1991), EMPHASYS (2000c), Dyer (2002) in Futurecoast, Townend (2005), ABPmer (2024) and ABPmer (2025). The data is indicative of recently determined bulk properties suitable for broadscale intercomparison of estuaries.

Alternatively take a look in the viewer.

Estuaries Database Viewer View in Estuaries Database Viewer
Estuary ID 19 
JNCC ID 96 
Name of estuary Tyne Estuary 
Alternative name  
Grid reference NZ345665  
WFD water body ID GB510302310200 
WFD water body name Tyne 
MAGIC URL link MAGIC link 1 
Latitude 54.9994178 
Longitude -1.44315919 
JNCC classification Complex  
Updated classification Ria   read more on estuary classification..
Tidal classification Macrotidal  
Spring tidal range (m) 4.3  
Mean High Water Springs (mODN) 2.4 
Mean Low Water Springs (mODN) -1.9 
Mean Tide Level (mODN) 0.36 
Mean river flow (m3/s) 45.4 
Low river flow (m3/s) 10.94  
High river flow (m3/s) 113.12 
Name of furthest downstream flow gauge Bywell  
DEFRA Hydrology Gauge Data Explorer URL link DEFRA Hydrology Gauge link    
Area of basin (Ha) 791.6  
Intertidal area (Ha) 60  
Shoreline length (km) 83.1  
Channel length (km) 32.7  
Mouth width (m) 360  
Valley width (m) 1280  
Volume at mean tide level (m3) 51100000  
Surface area at mean tide level (m2) 7440000  
CSA at mean tide level (m2) 7537  
Volume at low water (m3) 34900000  
Surface area at low water (m2) 7100000  
CSA at low water (m2) 5193 
Volume at high water (m3) 66000000 
Surface area at high water (m2) 7480000 
CSA at high water (m2) 9684 
Volume of tidal prism (m3) 31100000 
Dronkers' gamma (nondim) 3.05 
Storage volume over intertidal (m3) 566000 
Channel volume to MTL (m3) 65500000 
Ratio of storage volume to channel volume (nondim) 0.01 
Hydraulic depth at MTL (m) 6.9 
DEFRA Catchment Data Explorer URL link DEFRA Catchment link   
Estuary template download link  

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Last Modified on: 20 June 2025
Printed from the Estuary Guide on 29/10/2026 02:16:50