OR/18/011 Appendix 1 - Summary of Environment Agency Groundwater Quality monitoring reports

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Stuart, M E. 2018. Review of denitrification potential in groundwater of England. British Geological Survey Internal Report, OR/18/011.
No Monitoring unit Strata DO
(mg/L) 		NO3-N (%>QL-
11.3 mg/L) 		NO2-N (%>QL-
0.03 mg/L) 		NH4-N (%>QL-
0.39 mg/L) 		Fe(%>QL-
200 µg/L) 		Mn(%>QL-
50µg/L) 		SO4 (%>QL-
250 mg/L) 		Evidence for confined conditions Reference
NE1 Till and Northumberland rivers Fell sandstone Low except arable area High around Berwick. 10% >QL 2.2 High in N centre. Up to 7.7 mg/L High in centre. 33% >QL Elevated. 9 Yes (ESI, 2004b[1])
NE2 Tyne Fell Sandstone 0 NQ 0 74 All 0 Yes (ESI, 2004c[2])
NE4 Skerne Magnesian limestone High in west. V low where confined 3.1% >QL 2.1 High. 22% >QL Max around Newton Aycliffe. 30% >QL 14 Yes (ESI, 2004a[3])
NW1 Lake District - Low. 1.4 2.4 High near Kendall. 2 Low but 5.1 6.1 Low. High related to pyrite No (ESI, 2006d[4])
NW2 Carboniferous Limestone, Millstone Grit and Coal Measures of the Lune and Kent Limestone Grit & Coal Low, 1.2%
Low 0.79 		13%
0 		3.2 both 28
67 		16
54 		Low Yes (ESI, 2006f[5])
NW3 Permo-Triassic sandstones of the Wirral and West Cheshire High on western margin 8.3 6.5 3.1 at polluted site 12 15 Low 2.2 Yes (ESI, 2006i[6])
NW4 Permo-Triassic sandstones of Eden Valley and Carlisle Basin St Bees Penrith 5
13 		2.3
3.3 		0.95
0.63 		13
8 		21
4.2 		8.1 from evaporites
0 		Yes
No 		(ESI, 2006b[7])
NW6 Carboniferous Limestone, Millstone Grit and Coal Measures of the Ribble Limestone Grit Coal 0
0
2.1 		2.1
0.03
0 		8.4
0.39
6 possibly anthropogenic 		30
37
60 		33
34
52 		0 Yes (ESI, 2006h[8])
NW8 Sherwood Sandstone of Furness and West Cumbria Furness W
Cumbria 		>0.02
>5.5 		All 3.67
2 		24.7
17 		23.7
13 		1
4 		Yes
no 		(ESI, 2006c[9])
NW9 Millstone Grit and Coal Measures of Northern Manchester Grit Coal 0.2
0.2 		0
5 		- 0
14 		42
72 		70
73 		0
71 		No
Yes 		(ESI, 2006g[10])
MID1 Jurassic Limestone of Cotswolds Edge 18.3 0 3 1.4 0 Yes (Besien et al., 2006[11])
MID2 Carboniferous sandstones of Coventry 30 ND ND ND ND 0 No (Besien and Pearson, 2007a[12])
MID3 Magnesian Limestone of the East Midlands 1.02–9.61 22 Low in confined zone 11 0 0 0 33 Yes (Besien and Pearson, 2007b[13])
MID4 Coal Measures of Wyre Forest >6 30 0 0 16 21 23 No (Pearson, 2007[14])
Anglian 1* Norfolk and Suffolk Chalk 0–sat Mean>QL 95%ile>QL 95%ile>QL 95%ile>QL 95%ile>QL 95%ile>QL Yes (Environment Agency, 2009b[15])
Anglian 2* Norfolk and Suffolk Crag 0–sat Mean>QL 95%ile>QL Yes Mean>QL Mean>QL Max>QL Yes – by drift (Environment Agency, 2009c[16])
Anglian 3* North Essex Chalk 1.1–9.8 0 - 95%ile>QL Mean>QL 95%ile>QL 0 Yes (Environment Agency, 2009d[17])
Anglian 4* South Essex Chalk 0–7.8 0 Max>QL Mean>QL Mean>QL 95%ile>QL Max>QL Yes mainly confined (Environment Agency, 2009e[18])
Anglian 5* Essex gravels 2.4–sat 0 0 0 Max>QL Max>QL 0 No (Environment Agency, 2009a[19])
Thames 1 Corallian 0.1–10.4 10 1 0 63 21 5 Yes (Duncan et al., 2004[20])
Thames 2 Upper River Lee Chalk >3.8 7.6 1.4 0.2 1 0 0 Rarely but by till (ESI, 2005e[21])
Thames 3 Confined Chalk of London Basin 0–sat 1.7 1.1 14 25.4 2.4 4.6 Yes (ESI, 2006a[22])
Thames 4 Thames Valley gravels >2.2 22.4 6.4 0.6 6.3 8.5 0.3 No (ESI, 2005f[23])
Thames 5 Kennet Valley Chalk 0.16–12 8.9 2.7 13 8.7 0.8 0 Yes (ESI, 2005a[24])
Thames 6 Lower Greensand 0–8.7 6.3 2.9 5.9 27 9.5 0 Yes (ESI, 2006e[25])
Thames 7 Mid-Chilterns and Colne Chalk 0.92–12 1.0 4.9 5.3 1.1 0.2 0 No (ESI, 2005b[26])
Thames 8 North Downs Chalk - 0.3 33.5 0.4 0.7 0 0 NO2 ascribed to mixing. Confined at 1 site (ESI, 2005c[27])
Thames 9 SW and Twyford Chalk >5.1 19 1.0 0.11 1.6 0 0 No (ESI, 2005d[28])
SW1 Dorset Stour Chalk >4.5 12 0 0 0 0 0 No (Environment Agency, 2004c[29])
SW2 Frome Piddle Chalk >5.5 9 0 0 0 0 0 No (Environment Agency, 2004e[30])
SW3 Hampshire Avon Chalk >3 9 0 0 5 2.3 0 No (Environment Agency, 2004f[31])
SW4 Jurassic Limestone Great & Inferior Oolite 0.1–11.3 0 0 0 9 0 0 No (Environment Agency, 2004g[32])
SW5 Mendips Limestone >5.4 0 0 0 0 0 0 No (Environment Agency, 2004h[33])
SW6 Otter Sandstone >6.1 14 0 0 14 14 0 None, but few points in confined (Environment Agency, 2004i[34])
Southern 11* Seaford & Eastbourne Chalk >2.9 0 Yes 0 Yes Yes 0 No, Fe attributed to pipework (ENTEC, 2008h[35])
Southern 12* East Kent Stour Chalk >1.2 Yes 0 Max>QL 0 Yes 0 No (ENTEC, 2008c[36])
Southern 13* Chichester Chalk >1.9 Max>QL Max>QL Max>QL 95%ile>Q L 95%ile >QL 0 Yes in Littlehampto n inlier (ENTEC, 2008b[37])
Southern 14* North Kent Medway Chalk 0.56–4.2 95%ile>QL Max>QL Yes 0 Max>QL 0 No (ENTEC, 2008f[38])
Southern 15* West Kent Darent and Cray Chalk 6.6–11.7 Max>QL Max>QL 0 95%ile>Q L Max>QL 0 No (ENTEC, 2008i[39])
Southern 16* Isle of Wight Lower Greensand >1.32 Max>QL Max>QL Max>QL 95%ile>Q L 95%ile >QL 0 Yes (ENTEC, 2008d[40])
Southern 17* Western Lower Greensand Folkestone and Hythe Fms >1.1 Max>QL Max>QL Max>QL 80 95%ile>QL in Folkestone Fm 0 Yes (ENTEC, 2008j[41])
Southern 1* East Hants Chalk >1.7 Max>QL 0 0 Max>QL 0 0 Yes along tertiary edge semi-confined (Environment Agency, 2004d[42])
Southern 2* Isle of Wight Central Downs Chalk 0 0 0 0 0 0 No (Environment Agency, 2004a[43])
Southern 3* Isle of Wight Southern Downs Chalk 0 0 0 Max>QL Max>QL 0 No (Environment Agency, 2004b[44])
Southern 4* River Itchen Chalk ? Max>QL 95%ile>QL Max>QL 95%ile>QL 95%ile>QL 0 ? (Environment Agency, 2004j[45])
Southern 5* River Test Chalk ? 0 0 Max>QL 95%ile>QL Max>QL 0 ? (Environment Agency, 2004k[46])
Southern 6* Thanet Chalk ? Mean>QL 0 0 0 0 0 No (Environment Agency, 2004l[47])
Southern 7* North Kent Swale Chalk ? Max>QL 0 Max>QL 0 Max>QL 0 No, CWF? (ENTEC, 2008g[48])
Southern 8* Kent Lower Greensand Folkestone Hythe >2.5 95%ile>QL 95%ile>QL 0 Max>QL 95%ile>QL 0 Yes. In northern boundary (ENTEC, 2008e[49])
Southern 9* Worthing Chalk >2.2 Max>QL Max>QL Max>QL 0 Max>QL 0 No (ENTEC, 2008k[50])
Southern 10* Brighton Chalk >2.3 Max>QL Max>QL Max>QL 95%ile>QL Max>QL 0 No (ENTEC, 2008a[51])

References

  1. ↑ ESI. 2004b. Groundwater Quality Review: Till and Northumberland Rivers Fell Sandstone. GWQRNE1. Environment Agency Report 6234DR11D1 (Bristol).
  2. ↑ ESI. 2004c. Groundwater Quality Review: Tyne Fell Sandstone. GWQRNE2. Environment Agency Report 6234DR8D2 (Bristol).
  3. ↑ ESI. 2004a. Groundwater Quality Review: Skerne Magnesian limestone. GWQRNE4. Environment Agency Report 6234DR2D3 (Bristol).
  4. ↑ ESI. 2006d. Groundwater Quality Review: Lake District. GWQRNW1. Environment Agency Report 6438AR2 (Bristol).
  5. ↑ ESI. 2006f. Groundwater Quality Review: Lune and Kent. GWQRNW2. Environment Agency Report 6438AR4 (Bristol).
  6. ↑ ESI. 2006i. Groundwater Quality Review: Wirral and West Cheshire. GWQRNW3. Environment Agency Report 6438AR5 (Bristol).
  7. ↑ ESI. 2006b. Groundwater Quality Review: Eden Valley and Carlisle Basin. GWQRNW4. Environment Agency Report 6438AR1 (Bristol).
  8. ↑ ESI. 2006h. Groundwater Quality Review: Ribble. GWQRNW3. Environment Agency Report 6438AR6 (Bristol).
  9. ↑ ESI. 2006c. Groundwater Quality Review: Furness and West Cumbria. GWQRNW8. Environment Agency Report (Bristol).
  10. ↑ ESI. 2006g. Groundwater Quality Review: North Manchester Carboniferous. GWQRNW9. Environment Agency Report (Bristol).
  11. ↑ BESIEN, A, PEARSON, A, BOLAND, M, and CONE, S. 2006. Groundwater Quality Review: Cotswold Edge Jurassic Limestones GWQR-MID-G9. Environment Agency Report (Bristol).
  12. ↑ BESIEN, A, and PEARSON, A. 2007a. Groundwater Quality Review: Coventry Carboniferous Sandstones GWQR-MID-D9. Environment Agency Report (Bristol).
  13. ↑ BESIEN, A, and PEARSON, A. 2007b. Groundwater Quality Review: Magnesian Limestone of the East Midlands GWQR-MID-E1. Environment Agency Report (Bristol).
  14. ↑ PEARSON, A. 2007. Groundwater Quality Review: Wyre Forest Carboniferous Coal Measures GWQR- MID-D8. Environment Agency Report (Bristol).
  15. ↑ ENVIRONMENT AGENCY. 2009b. Groundwater Quality Review: Summary Report Norfolk and Suffolk Chalk. Environment Agency Report (Bristol).
  16. ↑ ENVIRONMENT AGENCY. 2009c. Groundwater Quality Review: Summary Report Norfolk and Suffolk Crag. Environment Agency Report (Bristol).
  17. ↑ ENVIRONMENT AGENCY. 2009d. Groundwater Quality Review: Summary Report North Essex Chalk. Environment Agency Report (Bristol).
  18. ↑ ENVIRONMENT AGENCY. 2009e. Groundwater Quality Review: Summary Report South Essex Chalk. Environment Agency Report (Bristol).
  19. ↑ ENVIRONMENT AGENCY. 2009a. Groundwater Quality Review: Summary Report Essex Gravels. Environment Agency Report (Bristol).
  20. ↑ DUNCAN, S M, LANCASTER, A, and THOMAS, J. 2004. Groundwater Quality Review: The Corallian. Environment Agency Report GWQR020 (Bristol).
  21. ↑ ESI. 2005e. Groundwater Quality Review: Chalk of the Upper River Lee GWQR021. Environment Agency Report (Bristol).
  22. ↑ ESI. 2006a. Groundwater Quality Review: Confined Chalk of the London Basin GWQR022. Environment Agency Report (Bristol).
  23. ↑ ESI. 2005f. Groundwater Quality Review: Thames Valley Gravels GWQR023. Environment Agency Report (Bristol).
  24. ↑ ESI. 2005a. Groundwater Quality Review: Chalk of the Kennet Valley GWQR024. Environment Agency Report (Bristol).
  25. ↑ ESI. 2006e. Groundwater Quality Review: Lower Greensand, Southern Limb, London Basin GWQR025. Environment Agency Report (Bristol).
  26. ↑ ESI. 2005b. Groundwater Quality Review: Chalk of the Mid-Chilterns and Colne Valley GWQR026. Environment Agency Report (Bristol).
  27. ↑ ESI. 2005c. Groundwater Quality Review: Chalk of the North Downs GWQR027. Environment Agency Report (Bristol).
  28. ↑ ESI. 2005d. Groundwater Quality Review: Chalk of the South-West Chilterns and Twyford Brook GWQR028. Environment Agency Report (Bristol).
  29. ↑ ENVIRONMENT AGENCY. 2004c. Groundwater Quality Review: Dorest Stour Chalk GWQR014. Environment Agency Report (Bristol).
  30. ↑ ENVIRONMENT AGENCY. 2004e. Groundwater Quality Review: Frome Piddle Chalk GWQR015. Environment Agency Report (Bristol).
  31. ↑ ENVIRONMENT AGENCY. 2004f. Groundwater Quality Review: Hampshire Avon Chalk GWQR016. Environment Agency Report (Bristol).
  32. ↑ ENVIRONMENT AGENCY. 2004g. Groundwater Quality Review: Jurassic Limestone GWQR017. Environment Agency Report (Bristol).
  33. ↑ ENVIRONMENT AGENCY. 2004h. Groundwater Quality Review: Mendips Limestone GWQR018. Environment Agency Report (Bristol).
  34. ↑ ENVIRONMENT AGENCY. 2004i. Groundwater Quality Review: Otter Sandstone GWQR019. Environment Agency Report (Bristol).
  35. ↑ ENTEC. 2008h. Groundwater Body Water Quality Report: Seaford & Eastbourne Chalk. Environment Agency Report (Bristol).
  36. ↑ ENTEC. 2008c. Groundwater Body Water Quality Report: East Kent Stour Chalk. Environment Agency Report (Bristol).
  37. ↑ ENTEC. 2008b. Groundwater Body Water Quality Report: Chichester Chalk. Environment Agency Report (Bristol).
  38. ↑ ENTEC. 2008f. Groundwater Body Water Quality Report: North Kent Medway Chalk. Environment Agency Report (Bristol).
  39. ↑ ENTEC. 2008i. Groundwater Body Water Quality Report: West Kent Darent and Cray Chalk. Environment Agency Report (Bristol).
  40. ↑ ENTEC. 2008d. Groundwater Body Water Quality Report: Isle of Wight Lower Greensand. Environment Agency Report (Bristol).
  41. ↑ ENTEC. 2008j. Groundwater Body Water Quality Report: Western Lower Greensand. Environment Agency Report (Bristol).
  42. ↑ ENVIRONMENT AGENCY. 2004d. Groundwater Quality Review: East Hampshire Chalk GWQR008. Environment Agency Report (Bristol).
  43. ↑ ENVIRONMENT AGENCY. 2004a. Groundwater Quality Review: Chalk of the Central Downs, Isle of Wight GWQR009. Environment Agency Report (Bristol).
  44. ↑ ENVIRONMENT AGENCY. 2004b. Groundwater Quality Review: Chalk of the Southern Downs, Isle of Wight GWQR010. Environment Agency Report (Bristol).
  45. ↑ ENVIRONMENT AGENCY. 2004j. Groundwater Quality Review: River Itchen Chalk GWQR011. Environment Agency Report (Bristol).
  46. ↑ ENVIRONMENT AGENCY. 2004k. Groundwater Quality Review: River Test Chalk GWQR012. Environment Agency Report (Bristol).
  47. ↑ ENVIRONMENT AGENCY. 2004l. Groundwater Quality Review: Thanet Chalk GWQR013. Environment Agency Report (Bristol).
  48. ↑ ENTEC. 2008g. Groundwater Body Water Quality Report: North Kent Swale Chalk. Environment Agency Report (Bristol).
  49. ↑ ENTEC. 2008e. Groundwater Body Water Quality Report: Kent Lower Greensand. Environment Agency Report (Bristol).
  50. ↑ ENTEC. 2008k. Groundwater Body Water Quality Report: Worthing Chalk. Environment Agency Report (Bristol).
  51. ↑ ENTEC. 2008a. Groundwater Body Water Quality Report: Brighton Chalk. Environment Agency Report (Bristol).
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