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river_tees_-_maintenance_dredging [2024/12/10 19:46] – [Actual Disposal] nefcadmin | river_tees_-_maintenance_dredging [2025/07/22 11:28] (current) – nefcadmin |
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===== Key Points ===== | ===== Key Points ===== |
| * 2 decades of [[river_tees_-_tees_maintenance_dredging_annual_reports]] explain how dredging has been carried out in the River Tees |
* PD Teesports disposal at sea license([[MLA-2015-00088|MLA/2015/00088]]) issued in 2015, was incorrectly issued for one tenth of material actually dumped at sea and only corrected with variation 6 in 2022 | * PD Teesports disposal at sea license([[MLA-2015-00088|MLA/2015/00088]]) issued in 2015, was incorrectly issued for one tenth of material actually dumped at sea and only corrected with variation 6 in 2022 |
* Opinions of the safety of disposal at sea states the incorrect quantities of material | * Opinions of the safety of disposal at sea states the incorrect quantities of material |
* Sampling in October 2021 showed PAHs had in general increased compared to November 2020 (of 176 measurements 152 increased by upto 22times), but no similar increase seen in metal concentration (of 64 measurements only 34 had increased by at most 4 times and some had decreased to 10%) | * Sampling in October 2021 showed PAHs had in general increased compared to November 2020 (of 176 measurements 152 increased by upto 22times), but no similar increase seen in metal concentration (of 64 measurements only 34 had increased by at most 4 times and some had decreased to 10%) |
* This suggests that an event with a large release of hydrocarbons happened prior to 13th October 2021 | * This suggests that an event with a large release of hydrocarbons happened prior to 13th October 2021 |
| * PD Ports has applied for another 10 year renewal maintenance dredging licence - [[MLA-2025-00263|MLA/2025/00263]]. |
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{{this>RiverTees/Planning/MLA_2015_00088/TeesMaintenanceDredgingBaselineMap.png}} | {{this>RiverTees/Planning/MLA_2015_00088/TeesMaintenanceDredgingBaselineMap.png}} |
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===== Background ===== | ===== Background ===== |
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[[https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Additional%20Documents/20150603%20MLP201500094%20PD%20Teesport%20Results%20MMO%20Template.xlsx,https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO_Results_Template%20MAR00179%20V3.xlsm,https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO%20Results_Template%20MAR00356_2.xlsm,https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/5/Additional%20Documents/MMO_Results_Template%20-%20MAR00853%20Interim_4.xlsm,https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO_Results_Template%20-%20MAR01178.xlsm,https://northeastfc.uk/RiverTees/Planning/MLA_2015_00088/Returns/Corrected_MMO_Results_Template%20-%20MAR02085.xlsm&selcharts=tracemetaldata,pahdata,physicaldata&locations=https://northeastfc.uk/Tools/LocationLatLon-LookUp.xlsx|All MLA_2015_00088 MMO sediment chemical analyses]] | [[https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Additional%20Documents/20150603%20MLP201500094%20PD%20Teesport%20Results%20MMO%20Template.xlsx,https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO_Results_Template%20MAR00179%20V3.xlsm,https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO%20Results_Template%20MAR00356_2.xlsm,https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/5/Additional%20Documents/MMO_Results_Template%20-%20MAR00853%20Interim_4.xlsm,https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO_Results_Template%20-%20MAR01178.xlsm,https://northeastfc.uk/RiverTees/Planning/MLA_2015_00088/Returns/Corrected_MMO_Results_Template%20-%20MAR02085.xlsm&selcharts=tracemetaldata,pahdata,physicaldata&locations=https://northeastfc.uk/Tools/LocationLatLon-LookUp.xlsx|All MLA_2015_00088 MMO sediment chemical analyses]] |
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{{url>https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Additional%20Documents/20150603%20MLP201500094%20PD%20Teesport%20Results%20MMO%20Template.xlsx,https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO_Results_Template%20MAR00179%20V3.xlsm,https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO%20Results_Template%20MAR00356_2.xlsm,https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/5/Additional%20Documents/MMO_Results_Template%20-%20MAR00853%20Interim_4.xlsm,https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO_Results_Template%20-%20MAR01178.xlsm,https://northeastfc.uk/RiverTees/Planning/MLA_2015_00088/Returns/Corrected_MMO_Results_Template%20-%20MAR02085.xlsm&selcharts=tracemetaldata,pahdata,physicaldata&locations=https://northeastfc.uk/Tools/LocationLatLon-LookUp.xlsx&noninter=noninter}} | {{url>https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Additional%20Documents/20150603%20MLP201500094%20PD%20Teesport%20Results%20MMO%20Template.xlsx,https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO_Results_Template%20MAR00179%20V3.xlsm,https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO%20Results_Template%20MAR00356_2.xlsm,https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/5/Additional%20Documents/MMO_Results_Template%20-%20MAR00853%20Interim_4.xlsm,https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO_Results_Template%20-%20MAR01178.xlsm,https://northeastfc.uk/RiverTees/Planning/MLA_2015_00088/Returns/Corrected_MMO_Results_Template%20-%20MAR02085.xlsm&selcharts=tracemetaldata,pahdata,physicaldata&locations=https://northeastfc.uk/Tools/LocationLatLon-LookUp.xlsx&features=noninter 1000}} |
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[[https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Additional%20Documents/20150603%20MLP201500094%20PD%20Teesport%20Results%20MMO%20Template.xlsx&selcharts=pahdata&subcharts=gorhamtest,totalhc|15/06/03 - 20150603 MLP201500094 PD Teesport Results MMO Template.xlsx]] | [[https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Additional%20Documents/20150603%20MLP201500094%20PD%20Teesport%20Results%20MMO%20Template.xlsx&selcharts=pahdata&subcharts=gorhamtest,totalhc|15/06/03 - 20150603 MLP201500094 PD Teesport Results MMO Template.xlsx]] |
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{{url>https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Additional%20Documents/20150603%20MLP201500094%20PD%20Teesport%20Results%20MMO%20Template.xlsx&selcharts=pahdata&subcharts=gorhamtest,totalhc&noninter=noninter}} | {{url>https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Additional%20Documents/20150603%20MLP201500094%20PD%20Teesport%20Results%20MMO%20Template.xlsx&selcharts=pahdata&subcharts=gorhamtest,totalhc&features=noninter}} |
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[[https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/20125933%20-%20MMO%20Results.xlsm&selcharts=pahdata&subcharts=gorhamtest,totalhc|18/08/10 - 20125933 - MMO Results.xlsm]] | [[https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/20125933%20-%20MMO%20Results.xlsm&selcharts=pahdata&subcharts=gorhamtest,totalhc|18/08/10 - 20125933 - MMO Results.xlsm]] |
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{{url>https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/20125933%20-%20MMO%20Results.xlsm&selcharts=pahdata&subcharts=gorhamtest,totalhc&noninter=noninter}} | {{url>https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/20125933%20-%20MMO%20Results.xlsm&selcharts=pahdata&subcharts=gorhamtest,totalhc&features=noninter}} |
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[[https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO_Results_Template%20MAR00179%20V3.xlsm&selcharts=pahdata&subcharts=gorhamtest,totalhc&locations=https://northeastfc.uk/Tools/LocationLatLon-LookUp.xlsx|19/01/24 - MMO_Results_Template MAR00179 V3.xlsm]] | [[https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO_Results_Template%20MAR00179%20V3.xlsm&selcharts=pahdata&subcharts=gorhamtest,totalhc&locations=https://northeastfc.uk/Tools/LocationLatLon-LookUp.xlsx|19/01/24 - MMO_Results_Template MAR00179 V3.xlsm]] |
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{{url>https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO_Results_Template%20MAR00179%20V3.xlsm&selcharts=pahdata&subcharts=gorhamtest,totalhc&locations=https://northeastfc.uk/Tools/LocationLatLon-LookUp.xlsx&noninter=noninter}} | {{url>https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO_Results_Template%20MAR00179%20V3.xlsm&selcharts=pahdata&subcharts=gorhamtest,totalhc&locations=https://northeastfc.uk/Tools/LocationLatLon-LookUp.xlsx&features=noninter}} |
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[[https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO%20Results_Template%20MAR00356_2.xlsm&selcharts=pahdata&subcharts=gorhamtest,totalhc|19/08/14 - MMO Results_Template MAR00356_2.xlsm]] | [[https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO%20Results_Template%20MAR00356_2.xlsm&selcharts=pahdata&subcharts=gorhamtest,totalhc|19/08/14 - MMO Results_Template MAR00356_2.xlsm]] |
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{{url>https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO%20Results_Template%20MAR00356_2.xlsm&selcharts=pahdata&subcharts=gorhamtest,totalhc&noninter=noninter}} | {{url>https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO%20Results_Template%20MAR00356_2.xlsm&selcharts=pahdata&subcharts=gorhamtest,totalhc&features=noninter}} |
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[[https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/5/Additional%20Documents/MMO_Results_Template%20-%20MAR00853%20Interim_4.xlsm&selcharts=pahdata&subcharts=gorhamtest,totalhc|20/12/15 - MMO_Results_Template - MAR00853 Interim_4.xlsm]] | [[https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/5/Additional%20Documents/MMO_Results_Template%20-%20MAR00853%20Interim_4.xlsm&selcharts=pahdata&subcharts=gorhamtest,totalhc|20/12/15 - MMO_Results_Template - MAR00853 Interim_4.xlsm]] |
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{{url>https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/5/Additional%20Documents/MMO_Results_Template%20-%20MAR00853%20Interim_4.xlsm&selcharts=pahdata&subcharts=gorhamtest,totalhc&noninter=noninter}} | {{url>https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/5/Additional%20Documents/MMO_Results_Template%20-%20MAR00853%20Interim_4.xlsm&selcharts=pahdata&subcharts=gorhamtest,totalhc&features=noninter}} |
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[[https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO_Results_Template%20-%20MAR01178.xlsm&selcharts=pahdata&subcharts=gorhamtest,totalhc|21/10/13 - MMO_Results_Template - MAR01178.xlsm]] | [[https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO_Results_Template%20-%20MAR01178.xlsm&selcharts=pahdata&subcharts=gorhamtest,totalhc|21/10/13 - MMO_Results_Template - MAR01178.xlsm]] |
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{{url>https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO_Results_Template%20-%20MAR01178.xlsm&selcharts=pahdata&subcharts=gorhamtest,totalhc&noninter=noninter}} | {{url>https://steps39.github.io/SedDataExp/SedimentDataExplorer.html?urls=https://northeastfc.uk/Teesworks/Planning/MLA_2015_00088/Returns/MMO_Results_Template%20-%20MAR01178.xlsm&selcharts=pahdata&subcharts=gorhamtest,totalhc&features=noninter}} |
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| [[River Tees - Maintenance Dredging - Sampling 2015 February 18]] |
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| [[River Tees - Maintenance Dredging - Sampling 2019 January 8]] |
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| [[River Tees - Maintenance Dredging - Sampling 2019 July 30]] |
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| [[River Tees - Maintenance Dredging - Sampling 2019 September 26]] |
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| [[River Tees - Maintenance Dredging - Sampling 2020 December 1]] |
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| [[River Tees - Maintenance Dredging - Sampling 2021 October 13]] |
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| [[River Tees - Maintenance Dredging - Sampling 2023 November 1]] |
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| [[River Tees - Maintenance Dredging - Sampling 2024 October 7]] |
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