Health, Safety and Environment Report 2020
Environment
Other Discharges – NORM and Drill Cuttings
Figure 20: Discharged Fluids from Drill Cuttings
70,000
250
Oil-Based Fluids from Cuttings Water-Based Fluids from Cuttings Well Count
70,000
250
Oil-Based Fluids from Cuttings Water-Based Fluids from Cuttings Well Count
60,000
60,000
200
200
Discharged fluids increased, as did activity. This is reflected in the number of wells spudded, up to 158 from 101 in 2018
50,000
50,000
150
40,000
150
40,000
There was a 140 per cent increase in discharged cuttings in 2019, to 52,147 tonnes, up from 21,451 tonnes in 2018. Compared to 2017, there was a ten per cent increase, from 47,195 tonnes discharged, suggesting 2018 was out of step with longer-term trends
30,000
100
30,000
100
Total Wells Drilled on the UKCS
20,000 Cuttings Discharged to Sea (Tonnes) Cuttings Discharged to Sea (Tonnes) 20,000
Total Wells Drilled on the UKCS
50
50
10,000
10,000
0
0
0
0
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
Source: EEMS, May 2020, OGUK
Source: EEMS, May 2020, OGUK
HEALTH, SAFETY AND ENVIRONMENT REPORT 2020
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