Scotland’s Water Environment Review 2000-2006

Scotland’s Water Environment Review 2000-2006

Contents

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1.	Introduction
2.	River water quality 2000-2006
2.1	Overall picture
2.2	General issues relating to river water quality, 2000-2006
2.3	River water quality around Scotland
2.4	Other river quality issues across Scotland
3.	Estuarine water quality 2000-2006
3.1	Overall picture
3.2	General issues relating to estuarine water quality, 2000-2006
3.3	Estuarine water quality around Scotland
4.	Coastal water quality 2000-2006
4.1	Overall picture
4.2	General issues relating to coastal water quality, 2000-2006
4.3	Coastal water quality around Scotland
5.	Loch water quality 2000-2006
5.1	Overall picture
5.2	General issues relating to loch water quality
5.3	Selected case histories illustrating loch water quality
5.4	Blue-green algal monitoring
6.	Groundwater quality
6.1	Proposed UK groundwater classification scheme
6.2	Monitoring to comply with EU directives
6.3	General issues relating to groundwater quality, 2000-2006
6.4	Case studies relating to groundwater quality, 2000-2006
7.	Conclusions
8.	Future Quality Assessments
9.	References
10.	Abbreviations and acronyms
11.	Glossary of terms

Annexes
Annex A –	River water quality classification scheme
Annex B –	Overall River Class results 2000-2006
Annex C –	Estuarine water quality classification scheme
Annex D –	Coastal water quality classification scheme
Annex E –	Loch water quality classification scheme

Supplementary Material
Case Study 1 –	The Kelvin’s water quality is improving!
Case Study 2 –	Steady improvement in water quality of the River Almond
Case Study 3 –	The Mouse Water – a success story!
Case Study 4 –	Changes combine to boost water quality in the Clyde Estuary

List of tables
Table 1:	Scottish river quality classification, 1999-2006 (DRN)
Table 2:	Clean-up schemes at abandoned mines, 2000-2006
Table 3:	Scottish estuarine water quality classification, 1999-2006
Table 4:	Improvements to the major discharges into the Forth Estuary
Table 5:	Scottish coastal waters classification, 1999-2006
Table 6:	Length of Class C and D coastline in Ayrshire coast in 2000 and 2006
Table 7:	Loch water quality classes
Table 8:	Loch classification for 1995 and 2000*
Table 9:	Lochs selected for detailed study for this report

List of maps
Map 1:	River water quality classification for Scotland, 2000
Map 2:	River water quality classification for Scotland, 2006
Map 3:	Clyde Estuary classification, 2000
Map 4:	Clyde Estuary classification, 2006
Map 5:	Forth Estuary classification, 2000
Map 6:	Forth Estuary classification, 2006
Map 7:	Moray coastline classes, 2000 and 2006
Map 8:	Lochs classified as fair, poor or seriously polluted in 2000
Map 9:	Nitrate concentration in Scottish groundwater, 2000-2006

List of figures
Figure 1:	River class totals, 2006
Figure 2:	Ammonia content of Levern Water before and after Neilston STW improvements
Figure 3:	Annual average dissolved oxygen pattern (including long-term trend) in River Clyde at Tidal Weir, Glasgow city centre, 1970-2006
Figure 4:	Annual average ammonia (including long-term trend) in River Clyde at Tidal Weir, Glasgow city centre, 1970-2006
Figure 5:	Ammonia levels downstream of the Stonehouse STW
Figure 6:	Annual TON levels in the River Ythan at Ellon, 1980-2006
Figure 7:	Annual TON levels in the River Ythan at Ellon, 1996-2006
Figure 8:	Trace metal concentrations in East Tullos Burn sampled every 15 minutes following a storm event on 20 January 2006
Figure 9:	Oil concentrations in East Tullos Burn sampled every 15 minutes following a storm event on 20 January 2006
Figure 10:	Estuarine class totals, 2006
Figure 11:	Annual totals and three-year rolling average for Class C and D estuarine waters
Figure 12:	Dissolved oxygen levels in the Clyde Estuary, 1970-2006, as five-year mean values (as 95th percentile)
Figure 13:	Dissolved oxygen levels in the Forth Estuary at Alloa, 1988-2006, as five-year daily mean values (as 95th percentile)
Figure 14:	Annual BOD inputs and three-year means for the Forth Estuary, 1981-2006
Figure 15:	Coastal class totals, 2006
Figure 16:	Annual totals and three-year rolling average for Class C and D coastal waters
Figure 17:	Total phosphorus levels at Creinch in the south basin of Loch Lomond
Figure 18:	Atrazine concentrations in the Dumfries aquifer, 2002-2006