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- 10:50, 10 June 2026 Glossary of groundwater and groundwater-related terms (hist | edit) [25,417 bytes] Ajhil (talk | contribs) (Created page with "{{Underconstruction}} ==Glossary of groundwater and groundwater-related terms== A Absorption The process by which substances in gaseous, liquid, or solid form dissolve or mix with other substances. Abstraction, Q [m³/d, m³/a] The removal of water from a groundwater reservoir, usually by pumping. Adsorption Adherence of gas molecules, ions, or molecules to the surface of the solids. Advection Mass transport caused by the bulk movement of flowing groundwater in wh...")
- 12:05, 5 June 2026 Manganese in Scottish Groundwater (hist | edit) [3,950 bytes] Ajhil (talk | contribs) (Created page with "{{Underconstruction}} ===Manganese (Mn) in Scottish Groundwater=== Background Excessive Mn concentrations can result in metallic tasting water, staining of clothes, dishes, and products such as paper or plastics, and reduced water pressure and flow in pipes from accumulation of Mn oxides (Sly et al., 1990). They have also been found to have an adverse effect on human health. In adults, exposure to elevated Mn concentrations in drinking water has been associated with mang...")
- 12:04, 5 June 2026 Strathmore (hist | edit) [3,968 bytes] Ajhil (talk | contribs) (Created page with "{{Underconstruction}} ===Strathmore=== A total of 48 groundwater samples, collected from boreholes, springs and shallow wells, were used to interpret the chemistry of groundwater in the high productivity Devonian sedimentary aquifer. Download the Baseline Scotland: the Lower Devonian aquifer of Strathmore report. Baseline data Main findings The collection and interpretation of new groundwater chemistry data for the Strathmore area has led to the following conclusions:...")
- 12:04, 5 June 2026 Southern Scotland (hist | edit) [7,671 bytes] Ajhil (talk | contribs) (Created page with "{{Underconstruction}} ===Southern Scotland=== A total of 78 groundwater sample analyses from the Silurian, Ordovician, Devonian, Carboniferous and igneous aquifers in southern Scotland were interpreted to investigate the groundwater chemistry of these aquifers. The samples were collected between 2002 and 2006. Permian aquifers in southern Scotland were not included in this study; they will be reported on separately. Download the Baseline Scotland: groundwater chemistry...")
- 12:02, 5 June 2026 Moray Firth (hist | edit) [11,976 bytes] Ajhil (talk | contribs) (Created page with "{{Underconstruction}} ===Moray Firth=== Moray Firth Coverage of baseline sampling in the Moray Firth against a simplified 1: 625 000 scale geology map. Coverage of baseline sampling in the Moray Firth against a simplified 1: 625 000 scale geology map. A total of 39 groundwater samples have been interpreted to investigate the groundwater chemistry of the Old Red Sandstone aquifers in the Moray Firth area. Of these, 17 were collected in 2007 specifically for the Baseline S...")
- 12:02, 5 June 2026 Midland Valley (hist | edit) [14,905 bytes] Ajhil (talk | contribs) (Created page with "{{Underconstruction}} ===Midland Valley=== A total of 62 groundwater chemistry analyses were used to interpret the groundwater chemistry of the Carboniferous aquifers of the Midland Valley. Of these, 36 were from new groundwater samples collected for the Baseline Scotland project in September and December 2008 and one from a sample collected during an earlier Baseline Scotland sampling programme in the Borders. These were augmented with a further 25 samples collected dur...")
- 11:59, 5 June 2026 Aberdeenshire (hist | edit) [6,542 bytes] Ajhil (talk | contribs) (Created page with "{{Underconstruction}} ===Aberdeenshire=== A total of 37 samples from Precambrian and igneous aquifers in Aberdeenshire are included in the Baseline dataset, collected between 2004 and 2006 (see map below). The sites for samples were chosen so that the Baseline data would be representative of groundwater across Aberdeenshire, within each of the studied aquifer types. Four aquifer groups have been identified: three divisions of metamorphic aquifers of Dalradian age, the A...")
- 11:33, 5 June 2026 Baseline sampling and analysis methodology (hist | edit) [7,345 bytes] Ajhil (talk | contribs) (Created page with "{{Underconstruction}} ==Baseline sampling and analysis methodology== Sample site selection The criteria for site selection during dedicated Baseline sampling surveys are: to collect a suitable number of samples from each of the studied aquifer types, according to the distribution and areal extent of the aquifers; to collect samples distributed as evenly as possible over each of the aquifer types studied; and to collect samples that are as far as possible representative...")
- 11:07, 5 June 2026 Scotland's aquifers and groundwater bodies (hist | edit) [2,288 bytes] Ajhil (talk | contribs) (Created page with "{{Underconstruction}} ==Scotland's aquifers and groundwater bodies== This report, published in 2015, was written jointly by BGS and the Scottish Environment Protection Agency (SEPA). The report is written in the form of a manual for those with some technical groundwater (hydrogeological) knowledge, but also includes summaries for non-specialists. A comprehensive synthesis Scotland's aquifers and groundwater bodies provides an up to date overview of Scotland's aquifers,...")
- 10:51, 5 June 2026 Baseline Scotland: groundwater chemistry data (hist | edit) [5,915 bytes] Ajhil (talk | contribs) (Created page with "{{Underconstruction}} ==Baseline Scotland: groundwater chemistry data== ===Regional summary=== In central and southern Scotland, 31 sites have been sampled for methane from a number of different sedimentary aquifers, mostly from the Carboniferous Clackmannan and Coal Measures groups in central Scotland. Here, groundwater was historically an important resource for industry, but today is not widely used. In southern Scotland there is local groundwater abstraction for agric...")
- 13:30, 3 June 2026 Sampling and analysis (hist | edit) [3,702 bytes] Ajhil (talk | contribs) (Created page with "{{Underconstruction}} ==Sampling and analysis== ===Sample site selection=== The sites selected for baseline sampling surveys were chosen to ensure that: * a suitable number of samples from the studied aquifer types were collected, according to the aquifers' distribution and extent * the samples were distributed as evenly as possible over the aquifer study areas * samples are reasonably representative of groundwater in the studied aquifers We assessed each of the sample...")
- 13:23, 3 June 2026 Baseline Scotland reports (hist | edit) [1,671 bytes] Ajhil (talk | contribs) (Created page with "{{Underconstruction}} ==Baseline Scotland reports== BGS carried out investigations of the baseline quality of groundwater in Scottish aquifers from 2005 – 2011, as part of a collaboration between BGS and the Scottish Environment Protection Agency (SEPA). Outputs from this project are presented in a series of reports published between 2006 and 2017, which are available for download below. Baseline Scotland report series These reports were produced through a collaborati...")
- 13:22, 3 June 2026 Baseline England and Wales (hist | edit) [2,303 bytes] Ajhil (talk | contribs) (Created page with "{{Underconstruction}} ==Baseline England and Wales== BGS carried out investigations of the baseline quality of groundwater in aquifers of England and Wales between the late 1990s and 2015. A series of 23 reports and an overall synthesis report were produced as part of this investigation in a collaboration between BGS and the Environment Agency between 2002 and 2005. These are available for download below. Reports in the Baseline Series 2002 – 2005 Front page of report...")
- 13:11, 3 June 2026 Defining and investigating the groundwater quality baseline (hist | edit) [3,057 bytes] Ajhil (talk | contribs) (Created blank page) Tag: new blank article
- 12:57, 3 June 2026 Baseline chemistry of groundwater in UK aquifers (hist | edit) [1,394 bytes] Ajhil (talk | contribs) (Created page with "BGS has an established programme of research on the baseline chemistry of groundwater from aquifers in England, Wales and Scotland. Investigations have helped to: characterise groundwater quality establish the dominant controlling processes interpret the baseline groundwater conditions, against which impacts of pollution can be assessed Results of the investigations are useful to groundwater users and potential users, water suppliers, and regulators with a remit to mana...")
- 11:44, 26 May 2026 Instructions for opening the Eddleston 3D pdf model (hist | edit) [2,691 bytes] Ajhil (talk | contribs) (Created page with "==Instructions for opening the Eddleston 3D pdf model== Firstly go to the BGS website, then click on the Our research Tab. In the left-hand menu click on Groundwater. Then under Research areas click on Catchment processes Under Catchment processes case studies click on Eddleston: groundwater-surface water interaction on an upland floodplain. Under Characterising the floodplain environment click on 3D geological model of the site and at the bottom of the page click on...")
- 11:58, 22 May 2026 Investigating groundwater chemistry (hist | edit) [1,725 bytes] Ajhil (talk | contribs) (Created page with "{{underconstruction}} ==Investigating groundwater chemistry== To help us understand how groundwater flows through the floodplain and interacts with rain, soil and river water, the project is sampling and analysing the chemistry of groundwater and surface water across the Eddleston site at different times of the year. To collect groundwater samples we use a small electrical pump powered by a 12V battery to purge the borehole and ensure that we have fresh groundwater from...")
- 21:08, 17 May 2026 Geological Museum, Museum of Practical Geology - a short guide to the exhibits (1964 edition) (hist | edit) [69,690 bytes] Scotfot (talk | contribs) (Created page with "== Preliminaries == Department of Scientific and Industrial Research London: Her Majesty's Stationery Office , 1964 ''First published'' 1946; ''Second edition '' 1948; ''Third edition'' 1958; ''Fourth edition'' 1964 © ''Crown copyright'' 1964 Published by Her Majesty's Stationery Office To be purchased from York House, Kingsway, London w.c.2; 423 Oxford Street, London w.1; 13A Castle Street, Edinburgh 2; 109 St. Mary Street, Cardiff; 39 King Street, Manch...")
- 20:28, 16 May 2026 Geological Museum (hist | edit) [24,566 bytes] Scotfot (talk | contribs) (Created page with "The Geological Museum was opened on the 3rd of July, 1935 as the new Museum of Practical Geology. Its opening coincided with the Centenary of the Geological Survey. ==Extract from Bailey== === To South Kensington === In April, 1923, it was found that the roof of De la Beche's Museum of Practical Geology in Jermyn Street required repair. The damage was due to settlement of the foundations. It is quite possible that the trouble started with a German bomb, dropped near at...")
- 12:20, 13 May 2026 Vale of Pickering - Water-quality results (hist | edit) [7,554 bytes] Ajhil (talk | contribs) (Created page with "Water-quality results Summary data Figure 1: box plots showing summary data for groundwater samples Figure 1: box plots showing summary data for groundwater samples in the monitoring network from the superficial aquifer of the Vale of Pickering (sampled July 2016). Results from the eleventh round of water sampling (July 2016) are shown as examples of water quality in the figures. Summary data for inorganic constituents (major ions, selected minor constituents) are given...")
- 12:20, 13 May 2026 Vale of Pickering - Sampling water (hist | edit) [2,125 bytes] Ajhil (talk | contribs) (Created page with "Sampling water The BGS established a monitoring network of groundwater and stream sites across the Vale of Pickering. Groundwater samples were taken (Figures 1a and 1b) from both the superficial (Quaternary and/or shallow Kimmeridge Clay) and Corallian Limestone aquifers. Figure 1a: sampling streams and groundwater Figure 1b: sampling streams and groundwater Figures 1a and 1b: sampling streams and groundwater, Vale of Pickering. The network FFigure 2: the water–monito...")
- 12:19, 13 May 2026 Vale of Pickering - Groundwater-bearing rocks (hist | edit) [2,050 bytes] Ajhil (talk | contribs) (Created page with "Two main aquifers exist within the Vale of Pickering. The first is a shallow, superficial aquifer consisting of Quaternary glacial and lake deposits in the lowland central part of the vale. These sediments consist of local sand and gravel horizons within deposits of mainly clay and silt, which reach thicknesses of up to around 40 m in parts of the vale (Figure 1). The shallow sediments are designated by the Environment Agency (EA) as a Secondary B aquifer. The Quaternar...")
- 12:18, 13 May 2026 Vale of Pickering-Groundwater-bearing rocks (hist | edit) [1,817 bytes] Ajhil (talk | contribs) (Created page with "Two main aquifers exist within the Vale of Pickering. The first is a shallow, superficial aquifer consisting of Quaternary glacial and lake deposits in the lowland central part of the vale. These sediments consist of local sand and gravel horizons within deposits of mainly clay and silt, which reach thicknesses of up to around 40 m in parts of the vale (Figure 1). The shallow sediments are designated by the Environment Agency (EA) as a Secondary B aquifer. The Quaternar...")
- 12:10, 13 May 2026 Vale of Pickering-groundwater-bearing rocks (hist | edit) [1,839 bytes] Ajhil (talk | contribs) (Created page with "Water-quality monitoring in the Vale of Pickering Spring water pond in the Vale of Pickering Spring water pond in the Vale of Pickering. Water-quality monitoring was carried out by the operator at and around the Kirby Misperton (KMA) operational and former planned shale-gas site. The BGS's monitoring investigations were additional and independent. Groundwater-bearing rocks Sampling water Water-quality results Reports Ward, R S; Smedley, P L; Allen, G; Baptie, B J; Barke...")
- 11:21, 8 May 2026 Central and Southern Scotland Summary Results (hist | edit) [56 bytes] Ajhil (talk | contribs) (Created page with "==Central and Southern Scotland== ===Regional summary===")
- 16:03, 11 April 2026 Museum of Practical Geology. A hand-book guide for visitors (1851 edition) (hist | edit) [31,393 bytes] Scotfot (talk | contribs) (Created page with "== The Museum of Practical Geology. A hand-book guide for visitors (1851 edition) == The Piccadilly Facaee. London: H. G. Clarke and Co., 252, Strand. Price Six-Pence == Introduction == Amidst the various scientific institutions with which the metropolis abounds, it had long been a matter of surprise and regret that not one existed for the development of one of the most important of our country's sources of wealth. We allude to its mineral productions; and when it is...")
- 15:18, 10 April 2026 Research ouputs - Eddleston (hist | edit) [1,832 bytes] Dbk (talk | contribs) (Created page with "{{underconstruction}} ==Outputs== The outputs from the project can be viewed and/or downloaded from this page. ===Geology maps and models=== * 3D geological model in PDF * New geological map of the Eddleston Water catchment: Auton, C A. 2011 Eddleston Water Catchment, Superficial Geology, 1: 25 000 Scale. British Geological Survey. ===Reports=== Detailed descriptions of characterisation work at the Eddleston site and collected data Ó Dochartaigh, B E, MacDonald, A M,...")
- 15:15, 10 April 2026 Monitoring groundwater and soil moisture (hist | edit) [1,574 bytes] Dbk (talk | contribs) (Created page with "{{underconstruction}} Groundwater levels and temperature are being monitored across the floodplain using automatic sensors installed in the piezometers. These sensors make and record measurements every 15 minutes, and every few months we download the data from them using a laptop, and take it back to the office. Setting up automatic sensors in floodplain piezometers Installing an automatic sensor in a floodplain piezometer Soil water and shallower groundwater levels in...")
- 15:13, 10 April 2026 Soil and shallow groundwater (hist | edit) [3,694 bytes] Dbk (talk | contribs) (Created page with "{{underconstruction}} ==Soil and shallow groundwater== Measuring surface soil and subsoil permeability at Eddleston using a ponded disc permeameter and two constant head well permeametersMeasuring surface soil and subsoil permeability at Eddleston using a ponded disc permeameter and two constant head well permeameters The University of Dundee, in partnership with the BGS, has carried out a lot of work on soil permeability and soil water dynamics across the Eddleston sit...")
- 15:11, 10 April 2026 Groundwater in the floodplain (hist | edit) [3,604 bytes] Dbk (talk | contribs) (Created page with "{{underconstruction}} ==Groundwater in the floodplain== Drilling a borehole using a shell and auger rig, Eddleston, 28 March 2011. Groundwater in the Quaternary aquifers below the Eddleston Water floodplain is connected to water in the soil; to the river; and to groundwater in the underlying bedrock aquifer. A large part of this work is investigating how groundwater in the floodplain interacts with water in the soil. Sometimes it is hard to distinguish what is groundw...")
- 15:08, 10 April 2026 Geology of the Eddleston water catchment (hist | edit) [2,678 bytes] Dbk (talk | contribs) (Created page with "{{underconstruction}} The floodplain at Eddleston is underlain by a variable Quaternary valley fill sequence which ranges up to around 20 m thick. From near the surface to approximately 5–7 m depth is a relatively continuous layer of alluvial sandy gravel, sometimes overlain by and/or interbedded with alluvial silt and fine sand and/or peat. Below this, from approximately 7 m to between 12 and 15 m depth, is a layer of glaciofluvial gravel, which is largely restricte...")
- 15:07, 10 April 2026 Geophysical surveying (hist | edit) [1,737 bytes] Dbk (talk | contribs) (Created page with "{{underconstruction}} ==Geophysical surveying== Map of geophysical survey linesMap of the Eddleston site showing the geophysical 'survey lines' Three different types of near-surface geophysical surveys were carried out at the Eddleston site to help explore the shallow geology of the site. The techniques used were: * electromagnetic induction (EM, also referred to as ground conductivity mapping) * 2D electrical resistivity tomography (ERT) and * ground penetrating radar...")
- 14:58, 10 April 2026 Ground motion - Vale of Pickering (hist | edit) [1,773 bytes] Dbk (talk | contribs) (Created page with "{{underconstruction}} ==Ground motion in theVale of Pickering== BGS monitored surface ground motion (subsidence, uplift or stability) in the Vale of Pickering using line of slight (LOS) interferometric synthetic aperture radar (InSAR). This is an ideal technique for ground motion monitoring because: * archive radar data (acquired by satellites since 1992) are available and can be used to ascertain a baseline of motion or lack of motion prior to any gas exploration/produ...")
- 14:56, 10 April 2026 Soil and near-surface gases - Vale of Pickering (hist | edit) [3,827 bytes] Dbk (talk | contribs) (Created page with "{{underconstruction}} ==Soil and near surface gas monitoring in the Vale of Pickering== BGS monitored baseline gas in soil and the near surface at locations in the Vale of Pickering. Concentrations of carbon dioxide (CO2), methane (CH4), oxygen (O2), hydrogen sulphide (H2S) and radon (Rn) were measured in the soil, along with flux of CO2 and CH4. The baseline monitoring was similar to that carried out in Lancashire, with the potential to utilise other gas monitoring too...")
- 14:53, 10 April 2026 Air quality and greenhouse gases - Vale of Pickering (hist | edit) [9,602 bytes] Dbk (talk | contribs) (Created page with "{{underconstruction}} ==Air quality and greenhouse gas monitoring in the Vale of Pickering== From January 2016 to February 2020, the Universities of York and Manchester were together monitoring air quality and greenhouse gases at the proposed Third Energy shale gas exploration site in Kirby Misperton. The monitoring equipment was set up to measure concentrations of ozone (O3), particulate matter (PM1, PM2.5, PM4, and PM10), nitrogen oxides (NO, NO2 and NOx), methane (CH4...")
- 14:49, 10 April 2026 Seismicity - Vale of Pickering (hist | edit) [4,284 bytes] Dbk (talk | contribs) (Created page with "{{underconstruction}} ==Seismicity in the Vale of Pickering== The objective of our seismicity investigations was to monitor background seismic activity in the vicinity of the Kirby Misperton proposed exploration site and surrounding Vale of Pickering. The data collected have allowed reliable characterisation of baseline levels of natural seismic activity and help discriminate between natural seismicity and any future induced seismicity. A further aim was to make recommen...")
- 14:46, 10 April 2026 Water quality - Vale of Pickering (hist | edit) [3,881 bytes] Dbk (talk | contribs) (Created page with "{{underconstruction}} ==Water-quality monitoring in the Vale of Pickering== Water-quality monitoring was carried out by the operator at and around the Kirby Misperton (KMA) operational and former planned shale-gas site. The BGS's monitoring investigations were additional and independent. * Groundwater-bearing rocks * Sampling water * Water-quality results ==Reports== Ward, R S; Smedley, P L; Allen, G; Baptie, B J; Barker, P; Barkwith, A K A P; Bates, P; Bateson, L; Bel...")
- 14:39, 10 April 2026 Ground motion (hist | edit) [993 bytes] Dbk (talk | contribs) (Created page with "{{underconstruction}} Some preliminary results of ground motion monitoring are shown in Figure 1. The causes of the observed changes are being investigated, but those around Manchester are likely to be related to the former Lancashire coalfield. Further processing needs to be carried out to improve the ground motion results, especially across rural areas. '''Figure 1''' InSAR results. Red signifies subsidence; blue signifies uplift. ERS-1/2 SAR data provided for researc...")
- 14:34, 10 April 2026 Soil and near-surface gases (hist | edit) [2,988 bytes] Dbk (talk | contribs) (Created page with "{{underconstruction}} For many years, BGS has been analysing soil gases and the air overlying the surface in relation to geological carbon dioxide (CO2) storage. The techniques used have proven highly successful for: * measuring baseline gas concentrations * locating and studying rates of gas escape from natural vents * demonstrating the absence of leakage from storage projects The methods are equally applicable to baseline and production monitoring of shale gas operat...")
- 14:32, 10 April 2026 Radon in the air (hist | edit) [11,027 bytes] Dbk (talk | contribs) (Created page with "{{underconstruction}} ==Radon in the air== Radon (chemical symbol: Rn) is a naturally occurring radioactive gas that is released from the ground and is present everywhere. Outdoor Rn levels in the UK are low, typically a few becquerels (Bq) per cubic metre (m3) of air. (1 Bq means one event per second on average for aperiodic radioactive decays.) Indoor Rn levels vary across the UK from less than ten to thousands of Bq per m3 of air. More information is available at UKr...")
- 10:45, 10 April 2026 Air quality and greenhouse gases - Fylde (hist | edit) [12,580 bytes] Dbk (talk | contribs) (Created page with "{{underconstruction}} category:Environmental baseline monitoring in the Fylde, Lancashire")
- 10:40, 10 April 2026 Seismicity - Fylde (hist | edit) [1,833 bytes] Dbk (talk | contribs) (Created page with "{{underconstruction}} ==Seismicity== The injection of fluids during hydraulic fracturing can result in increased seismic activity. A number of seismic events resulting from induced seismicity were recorded in Blackpool area in 2011 as well as 2018 and 2019. Seismic activity monitored in 2019 led to the cessation of hydraulic fracturing at the Preston New Road site and ultimately, uncertainties in ability to predict the probability of seismic events led to the imposition...")
- 10:39, 10 April 2026 Water quality - Fylde (hist | edit) [7,933 bytes] Dbk (talk | contribs) (Created page with "{{Underconstruction}} ==Water quality== There are two significant aquifers across Lancashire: a shallow aquifer formed of superficial glacial sand and gravel interbedded with clay (Figure 1) and a deeper aquifer formed by the Sherwood Sandstone Group (Figure 2). FyldeMapsAllsitesJBedits_Superficial FyldeMapsAllsitesJBeditsBedrock The shallow aquifer is up to 40 m thick and is designated by the Environment Agency as a secondary B aquifer. It is used for private drinkin...")
- 10:09, 10 April 2026 Stakeholder engagement - BGS groundwater (hist | edit) [5,283 bytes] Dbk (talk | contribs) (Created page with "{{Underconstruction}} ==Stakeholder engagement== An important part of the environmental baseline monitoring project was communicating with the local communities and other stakeholders who supported us in the areas of investigation. This was done in a variety of ways to reach out to the widest possible audience. P1020586 P1020587 We recognise that, without the support of local communities and site owners, we could not have delivered a successful monitoring programme. Thr...")
- 10:03, 10 April 2026 Scope of monitoring - BGS groundwater (hist | edit) [4,365 bytes] Dbk (talk | contribs) (Created page with "{{Underconstruction}} ==Scope of monitoring== In collaboration with the University of Birmingham, BGS investigated the chemistry of groundwater and surface water by sampling: * existing boreholes and wells (private and public supplies) * streams * purpose-drilled boreholes, some equipped with downhole chemical probes Information icon Environmental baseline monitoring: groundwater. BGS © UKRI. ==Seismicity== Seismologists from BGS and the universities of Liverpool and...")
- 16:34, 9 April 2026 Central and Southern Scotland summary results (hist | edit) [6,044 bytes] Dbk (talk | contribs) (Created page with "{{Underconstruction}} ==Central and southern Scotland== ===Regional summary=== In central and southern Scotland, 31 sites have been sampled for methane from a number of different sedimentary aquifers, mostly from the Carboniferous Clackmannan and Coal Measures groups in central Scotland. Here, groundwater was historically an important resource for industry, but today is not widely used. In southern Scotland there is local groundwater abstraction for agriculture and domes...")
- 16:27, 9 April 2026 Southern England summary results (hist | edit) [14,546 bytes] Dbk (talk | contribs) (Created page with "{{Underconstruction}} ==Southern England== ===Regional summary=== In the south of England, 251 sites have been sampled for methane from a number of different aquifers. The two main aquifers are the Chalk and the Lower Greensand. * The Chalk is a principal aquifer in southern England, used extensively for public water supply. It has a high porosity but low matrix permeability, and groundwater flows through a well-developed interconnected network of fractures. The Chalk o...")
- 16:11, 9 April 2026 Cumbria and Northumberland summary results (hist | edit) [3,960 bytes] Dbk (talk | contribs) (Created page with "{{Underconstruction}} ==Cumbria and Northumberland== ===Regional summary=== In Cumbria and Northumberland, 16 sites have been sampled for methane in a number of different aquifers. The two main aquifers are Permo-Triassic sandstone and the Fell Sandstone and Border Group. * Permo-Triassic sandstone is the second most important aquifer in the UK. It has a high porosity, meaning groundwater flows through pore spaces in the rock. The majority of the Carlisle Basin is Trias...")
- 15:52, 9 April 2026 Lancashire and Cheshire Basin summary results (hist | edit) [11,104 bytes] Dbk (talk | contribs) (Created page with "{{Underconstruction]] ==Lancashire and Cheshire Basins== ===Regional summary=== In Lancashire and Cheshire, 23 sites have been sampled for methane in three aquifers, the main aquifer being Permo-Triassic sandstone. The Environment Agency also holds extensive methane data across the region. * Permo-Triassic sandstone forms an important aquifer in this region, used extensively for public water supply. Groundwater flow occurs mainly through pore spaces in the rock due to i...")
- 15:21, 9 April 2026 East Midlands summary results (hist | edit) [11,670 bytes] Dbk (talk | contribs) (Created page with "{{Underconstruction}} ===East Midlands Province=== ==Regional summary== In the East Midlands Province, 93 sites have been sampled, in the three main aquifers: the Lincolnshire Limestone, Permo-Triassic sandstone and Chalk. Geology of the East Midlands ProvinceGeology of the East Midlands Province The Lincolnshire Limestone is a hard, fractured aquifer and groundwater flows almost entirely by fracture flow along bedding planes. Abstraction for public water supply takes p...")