OR/18/011 Appendix 1 - Summary of Environment Agency Groundwater Quality monitoring reports
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
- ↑ ESI. 2004b. Groundwater Quality Review: Till and Northumberland Rivers Fell Sandstone. GWQRNE1. Environment Agency Report 6234DR11D1 (Bristol).
- ↑ ESI. 2004c. Groundwater Quality Review: Tyne Fell Sandstone. GWQRNE2. Environment Agency Report 6234DR8D2 (Bristol).
- ↑ ESI. 2004a. Groundwater Quality Review: Skerne Magnesian limestone. GWQRNE4. Environment Agency Report 6234DR2D3 (Bristol).
- ↑ ESI. 2006d. Groundwater Quality Review: Lake District. GWQRNW1. Environment Agency Report 6438AR2 (Bristol).
- ↑ ESI. 2006f. Groundwater Quality Review: Lune and Kent. GWQRNW2. Environment Agency Report 6438AR4 (Bristol).
- ↑ ESI. 2006i. Groundwater Quality Review: Wirral and West Cheshire. GWQRNW3. Environment Agency Report 6438AR5 (Bristol).
- ↑ ESI. 2006b. Groundwater Quality Review: Eden Valley and Carlisle Basin. GWQRNW4. Environment Agency Report 6438AR1 (Bristol).
- ↑ ESI. 2006h. Groundwater Quality Review: Ribble. GWQRNW3. Environment Agency Report 6438AR6 (Bristol).
- ↑ ESI. 2006c. Groundwater Quality Review: Furness and West Cumbria. GWQRNW8. Environment Agency Report (Bristol).
- ↑ ESI. 2006g. Groundwater Quality Review: North Manchester Carboniferous. GWQRNW9. Environment Agency Report (Bristol).
- ↑ BESIEN, A, PEARSON, A, BOLAND, M, and CONE, S. 2006. Groundwater Quality Review: Cotswold Edge Jurassic Limestones GWQR-MID-G9. Environment Agency Report (Bristol).
- ↑ BESIEN, A, and PEARSON, A. 2007a. Groundwater Quality Review: Coventry Carboniferous Sandstones GWQR-MID-D9. Environment Agency Report (Bristol).
- ↑ BESIEN, A, and PEARSON, A. 2007b. Groundwater Quality Review: Magnesian Limestone of the East Midlands GWQR-MID-E1. Environment Agency Report (Bristol).
- ↑ PEARSON, A. 2007. Groundwater Quality Review: Wyre Forest Carboniferous Coal Measures GWQR- MID-D8. Environment Agency Report (Bristol).
- ↑ ENVIRONMENT AGENCY. 2009b. Groundwater Quality Review: Summary Report Norfolk and Suffolk Chalk. Environment Agency Report (Bristol).
- ↑ ENVIRONMENT AGENCY. 2009c. Groundwater Quality Review: Summary Report Norfolk and Suffolk Crag. Environment Agency Report (Bristol).
- ↑ ENVIRONMENT AGENCY. 2009d. Groundwater Quality Review: Summary Report North Essex Chalk. Environment Agency Report (Bristol).
- ↑ ENVIRONMENT AGENCY. 2009e. Groundwater Quality Review: Summary Report South Essex Chalk. Environment Agency Report (Bristol).
- ↑ ENVIRONMENT AGENCY. 2009a. Groundwater Quality Review: Summary Report Essex Gravels. Environment Agency Report (Bristol).
- ↑ DUNCAN, S M, LANCASTER, A, and THOMAS, J. 2004. Groundwater Quality Review: The Corallian. Environment Agency Report GWQR020 (Bristol).
- ↑ ESI. 2005e. Groundwater Quality Review: Chalk of the Upper River Lee GWQR021. Environment Agency Report (Bristol).
- ↑ ESI. 2006a. Groundwater Quality Review: Confined Chalk of the London Basin GWQR022. Environment Agency Report (Bristol).
- ↑ ESI. 2005f. Groundwater Quality Review: Thames Valley Gravels GWQR023. Environment Agency Report (Bristol).
- ↑ ESI. 2005a. Groundwater Quality Review: Chalk of the Kennet Valley GWQR024. Environment Agency Report (Bristol).
- ↑ ESI. 2006e. Groundwater Quality Review: Lower Greensand, Southern Limb, London Basin GWQR025. Environment Agency Report (Bristol).
- ↑ ESI. 2005b. Groundwater Quality Review: Chalk of the Mid-Chilterns and Colne Valley GWQR026. Environment Agency Report (Bristol).
- ↑ ESI. 2005c. Groundwater Quality Review: Chalk of the North Downs GWQR027. Environment Agency Report (Bristol).
- ↑ ESI. 2005d. Groundwater Quality Review: Chalk of the South-West Chilterns and Twyford Brook GWQR028. Environment Agency Report (Bristol).
- ↑ ENVIRONMENT AGENCY. 2004c. Groundwater Quality Review: Dorest Stour Chalk GWQR014. Environment Agency Report (Bristol).
- ↑ ENVIRONMENT AGENCY. 2004e. Groundwater Quality Review: Frome Piddle Chalk GWQR015. Environment Agency Report (Bristol).
- ↑ ENVIRONMENT AGENCY. 2004f. Groundwater Quality Review: Hampshire Avon Chalk GWQR016. Environment Agency Report (Bristol).
- ↑ ENVIRONMENT AGENCY. 2004g. Groundwater Quality Review: Jurassic Limestone GWQR017. Environment Agency Report (Bristol).
- ↑ ENVIRONMENT AGENCY. 2004h. Groundwater Quality Review: Mendips Limestone GWQR018. Environment Agency Report (Bristol).
- ↑ ENVIRONMENT AGENCY. 2004i. Groundwater Quality Review: Otter Sandstone GWQR019. Environment Agency Report (Bristol).
- ↑ ENTEC. 2008h. Groundwater Body Water Quality Report: Seaford & Eastbourne Chalk. Environment Agency Report (Bristol).
- ↑ ENTEC. 2008c. Groundwater Body Water Quality Report: East Kent Stour Chalk. Environment Agency Report (Bristol).
- ↑ ENTEC. 2008b. Groundwater Body Water Quality Report: Chichester Chalk. Environment Agency Report (Bristol).
- ↑ ENTEC. 2008f. Groundwater Body Water Quality Report: North Kent Medway Chalk. Environment Agency Report (Bristol).
- ↑ ENTEC. 2008i. Groundwater Body Water Quality Report: West Kent Darent and Cray Chalk. Environment Agency Report (Bristol).
- ↑ ENTEC. 2008d. Groundwater Body Water Quality Report: Isle of Wight Lower Greensand. Environment Agency Report (Bristol).
- ↑ ENTEC. 2008j. Groundwater Body Water Quality Report: Western Lower Greensand. Environment Agency Report (Bristol).
- ↑ ENVIRONMENT AGENCY. 2004d. Groundwater Quality Review: East Hampshire Chalk GWQR008. Environment Agency Report (Bristol).
- ↑ ENVIRONMENT AGENCY. 2004a. Groundwater Quality Review: Chalk of the Central Downs, Isle of Wight GWQR009. Environment Agency Report (Bristol).
- ↑ ENVIRONMENT AGENCY. 2004b. Groundwater Quality Review: Chalk of the Southern Downs, Isle of Wight GWQR010. Environment Agency Report (Bristol).
- ↑ ENVIRONMENT AGENCY. 2004j. Groundwater Quality Review: River Itchen Chalk GWQR011. Environment Agency Report (Bristol).
- ↑ ENVIRONMENT AGENCY. 2004k. Groundwater Quality Review: River Test Chalk GWQR012. Environment Agency Report (Bristol).
- ↑ ENVIRONMENT AGENCY. 2004l. Groundwater Quality Review: Thanet Chalk GWQR013. Environment Agency Report (Bristol).
- ↑ ENTEC. 2008g. Groundwater Body Water Quality Report: North Kent Swale Chalk. Environment Agency Report (Bristol).
- ↑ ENTEC. 2008e. Groundwater Body Water Quality Report: Kent Lower Greensand. Environment Agency Report (Bristol).
- ↑ ENTEC. 2008k. Groundwater Body Water Quality Report: Worthing Chalk. Environment Agency Report (Bristol).
- ↑ ENTEC. 2008a. Groundwater Body Water Quality Report: Brighton Chalk. Environment Agency Report (Bristol).